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How to use Collection.shouldNotContainAnyOf method of io.kotest.matchers.collections.matchers class

Best Kotest code snippet using io.kotest.matchers.collections.matchers.Collection.shouldNotContainAnyOf

CollectionMatchersTest.kt

Source:CollectionMatchersTest.kt

1package com.sksamuel.kotest.matchers.collections2import io.kotest.assertions.shouldFail3import io.kotest.assertions.throwables.shouldNotThrow4import io.kotest.assertions.throwables.shouldThrow5import io.kotest.assertions.withClue6import io.kotest.core.spec.style.WordSpec7import io.kotest.equals.Equality8import io.kotest.equals.types.byObjectEquality9import io.kotest.matchers.collections.atLeastSize10import io.kotest.matchers.collections.atMostSize11import io.kotest.matchers.collections.beLargerThan12import io.kotest.matchers.collections.beSameSizeAs13import io.kotest.matchers.collections.beSmallerThan14import io.kotest.matchers.collections.contain15import io.kotest.matchers.collections.containDuplicates16import io.kotest.matchers.collections.containNoNulls17import io.kotest.matchers.collections.containNull18import io.kotest.matchers.collections.containOnlyNulls19import io.kotest.matchers.collections.matchInOrder20import io.kotest.matchers.collections.existInOrder21import io.kotest.matchers.collections.haveElementAt22import io.kotest.matchers.collections.haveSize23import io.kotest.matchers.collections.matchEach24import io.kotest.matchers.collections.matchInOrderSubset25import io.kotest.matchers.collections.monotonicallyDecreasing26import io.kotest.matchers.collections.monotonicallyDecreasingWith27import io.kotest.matchers.collections.monotonicallyIncreasing28import io.kotest.matchers.collections.monotonicallyIncreasingWith29import io.kotest.matchers.collections.shouldBeIn30import io.kotest.matchers.collections.shouldBeLargerThan31import io.kotest.matchers.collections.shouldBeMonotonicallyDecreasing32import io.kotest.matchers.collections.shouldBeMonotonicallyDecreasingWith33import io.kotest.matchers.collections.shouldBeMonotonicallyIncreasing34import io.kotest.matchers.collections.shouldBeMonotonicallyIncreasingWith35import io.kotest.matchers.collections.shouldBeSameSizeAs36import io.kotest.matchers.collections.shouldBeSingleton37import io.kotest.matchers.collections.shouldBeSmallerThan38import io.kotest.matchers.collections.shouldBeSorted39import io.kotest.matchers.collections.shouldBeSortedBy40import io.kotest.matchers.collections.shouldBeSortedWith41import io.kotest.matchers.collections.shouldBeStrictlyDecreasing42import io.kotest.matchers.collections.shouldBeStrictlyDecreasingWith43import io.kotest.matchers.collections.shouldBeStrictlyIncreasing44import io.kotest.matchers.collections.shouldBeStrictlyIncreasingWith45import io.kotest.matchers.collections.shouldContainAnyOf46import io.kotest.matchers.collections.shouldContainDuplicates47import io.kotest.matchers.collections.shouldContainNoNulls48import io.kotest.matchers.collections.shouldContainNull49import io.kotest.matchers.collections.shouldContainOnlyNulls50import io.kotest.matchers.collections.shouldExist51import io.kotest.matchers.collections.shouldHaveAtLeastSize52import io.kotest.matchers.collections.shouldHaveAtMostSize53import io.kotest.matchers.collections.shouldHaveElementAt54import io.kotest.matchers.collections.shouldHaveSingleElement55import io.kotest.matchers.collections.shouldHaveSize56import io.kotest.matchers.collections.shouldMatchInOrder57import io.kotest.matchers.collections.shouldMatchInOrderSubset58import io.kotest.matchers.collections.shouldNotBeIn59import io.kotest.matchers.collections.shouldNotBeMonotonicallyDecreasing60import io.kotest.matchers.collections.shouldNotBeMonotonicallyDecreasingWith61import io.kotest.matchers.collections.shouldNotBeMonotonicallyIncreasing62import io.kotest.matchers.collections.shouldNotBeMonotonicallyIncreasingWith63import io.kotest.matchers.collections.shouldNotBeSingleton64import io.kotest.matchers.collections.shouldNotBeSorted65import io.kotest.matchers.collections.shouldNotBeSortedBy66import io.kotest.matchers.collections.shouldNotBeSortedWith67import io.kotest.matchers.collections.shouldNotBeStrictlyDecreasing68import io.kotest.matchers.collections.shouldNotBeStrictlyDecreasingWith69import io.kotest.matchers.collections.shouldNotBeStrictlyIncreasing70import io.kotest.matchers.collections.shouldNotBeStrictlyIncreasingWith71import io.kotest.matchers.collections.shouldNotContainAnyOf72import io.kotest.matchers.collections.shouldNotContainDuplicates73import io.kotest.matchers.collections.shouldNotContainNoNulls74import io.kotest.matchers.collections.shouldNotContainNull75import io.kotest.matchers.collections.shouldNotContainOnlyNulls76import io.kotest.matchers.collections.shouldNotHaveElementAt77import io.kotest.matchers.collections.shouldNotHaveSize78import io.kotest.matchers.collections.shouldNotMatchEach79import io.kotest.matchers.collections.shouldNotMatchInOrder80import io.kotest.matchers.collections.shouldNotMatchInOrderSubset81import io.kotest.matchers.collections.singleElement82import io.kotest.matchers.collections.sorted83import io.kotest.matchers.collections.strictlyDecreasing84import io.kotest.matchers.collections.strictlyDecreasingWith85import io.kotest.matchers.collections.strictlyIncreasing86import io.kotest.matchers.collections.strictlyIncreasingWith87import io.kotest.matchers.ints.shouldBeGreaterThan88import io.kotest.matchers.ints.shouldBeInRange89import io.kotest.matchers.should90import io.kotest.matchers.shouldBe91import io.kotest.matchers.shouldHave92import io.kotest.matchers.shouldNot93import io.kotest.matchers.shouldNotBe94import io.kotest.matchers.shouldNotHave95import io.kotest.matchers.throwable.shouldHaveMessage96class CollectionMatchersTest : WordSpec() {97   private val countdown = (10 downTo 0).toList()98   private val asc = { a: Int, b: Int -> a - b }99   private val desc = { a: Int, b: Int -> b - a }100   init {101      "a descending non-empty list" should {102         "fail to ascend" {103            shouldFail {104               countdown.shouldBeSortedWith(asc)105            }106         }107         "descend" {108            countdown.shouldBeSortedWith(desc)109         }110         "not ascend" {111            countdown.shouldNotBeSortedWith(asc)112         }113         "fail not to descend" {114            shouldFail {115               countdown.shouldNotBeSortedWith(desc)116            }117         }118      }119      "sortedWith" should {120         val items = listOf(121            1 to "I",122            2 to "II",123            4 to "IV",124            5 to "V",125            6 to "VI",126            9 to "IX",127            10 to "X"128         )129         "work on non-Comparable given a Comparator" {130            items.shouldBeSortedWith(Comparator { a, b -> asc(a.first, b.first) })131         }132         "work on non-Comparable given a compare function" {133            items.shouldBeSortedWith { a, b -> asc(a.first, b.first) }134         }135      }136      "haveElementAt" should {137         "test that a collection contains the specified element at the given index" {138            listOf("a", "b", "c") should haveElementAt(1, "b")139            listOf("a", "b", "c") shouldNot haveElementAt(1, "c")140            listOf("a", "b", null) should haveElementAt(2, null)141            listOf("a", "b", null) shouldNot haveElementAt(3, null)142            listOf("a", "b", "c").shouldHaveElementAt(1, "b")143            listOf("a", "b", "c").shouldNotHaveElementAt(1, "c")144            listOf("a", "b", null).shouldHaveElementAt(2, null)145         }146         "support type inference for subtypes of collection" {147            val tests = listOf(148               TestSealed.Test1("test1"),149               TestSealed.Test2(2)150            )151            tests should haveElementAt(0, TestSealed.Test1("test1"))152            tests.shouldHaveElementAt(1, TestSealed.Test2(2))153         }154      }155      "containNull()" should {156         "test that a collection contains at least one null" {157            listOf(1, 2, null) should containNull()158            listOf(null) should containNull()159            listOf(1, 2) shouldNot containNull()160            listOf(1, 2, null).shouldContainNull()161            listOf(null).shouldContainNull()162            listOf(1, 2).shouldNotContainNull()163         }164      }165      "sorted" should {166         "test that a collection is sorted" {167            emptyList<Int>() shouldBe sorted<Int>()168            listOf(1) shouldBe sorted<Int>()169            listOf(1, 2, 3, 4) shouldBe sorted<Int>()170            shouldThrow<AssertionError> {171               listOf(2, 1) shouldBe sorted<Int>()172            }.shouldHaveMessage("List [2, 1] should be sorted. Element 2 at index 0 was greater than element 1")173            listOf(1, 2, 6, 9).shouldBeSorted()174            shouldThrow<AssertionError> {175               listOf(2, 1).shouldBeSorted()176            }.shouldHaveMessage("List [2, 1] should be sorted. Element 2 at index 0 was greater than element 1")177            shouldThrow<AssertionError> {178               listOf(1, 2, 3).shouldNotBeSorted()179            }.shouldHaveMessage("List [1, 2, 3] should not be sorted")180         }181         "restrict items at the error message" {182            val longList = (1..1000).toList()183            shouldThrow<AssertionError> {184               longList.shouldNotBeSorted()185            }.shouldHaveMessage("List [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, ...and 980 more (set the 'kotest.assertions.collection.print.size' JVM property to see more / less items)] should not be sorted")186         }187      }188      "sortedBy" should {189         val items = listOf(190            1 to "I",191            2 to "II",192            4 to "IV",193            5 to "V",194            6 to "VI",195            9 to "IX",196            10 to "X"197         )198         "compare by the tranformed value" {199            items.shouldBeSortedBy { it.first }200            items.shouldNotBeSortedBy { it.second }201         }202      }203      "shouldBeIncreasing" should {204         "test that a collection is monotonically increasing" {205            listOf(1, 2, 2, 3) shouldBe monotonicallyIncreasing<Int>()206            listOf(6, 5) shouldNotBe monotonicallyIncreasing<Int>()207            listOf(1, 2, 2, 3).shouldBeMonotonicallyIncreasing()208            listOf(6, 5).shouldNotBeMonotonicallyIncreasing()209         }210         "test that a collection is monotonically increasing according to comparator" {211            val comparator = Comparator(desc)212            listOf(3, 2, 2, 1) shouldBe monotonicallyIncreasingWith(comparator)213            listOf(5, 6) shouldNotBe monotonicallyIncreasingWith(comparator)214            listOf(3, 2, 2, 1).shouldBeMonotonicallyIncreasingWith(comparator)215            listOf(5, 6).shouldNotBeMonotonicallyIncreasingWith(comparator)216         }217         "test that a collection is strictly increasing" {218            listOf(1, 2, 3) shouldBe strictlyIncreasing<Int>()219            listOf(1, 2, 2, 3) shouldNotBe strictlyIncreasing<Int>()220            listOf(6, 5) shouldNotBe strictlyIncreasing<Int>()221            listOf(1, 2, 3).shouldBeStrictlyIncreasing()222            listOf(1, 2, 2, 3).shouldNotBeStrictlyIncreasing()223            listOf(6, 5).shouldNotBeStrictlyIncreasing()224         }225         "test that a collection is strictly increasing according to comparator" {226            val comparator = Comparator(desc)227            listOf(3, 2, 1) shouldBe strictlyIncreasingWith(comparator)228            listOf(3, 2, 2, 1) shouldNotBe strictlyIncreasingWith(comparator)229            listOf(5, 6) shouldNotBe strictlyIncreasingWith(comparator)230            listOf(3, 2, 1).shouldBeStrictlyIncreasingWith(comparator)231            listOf(3, 2, 2, 1).shouldNotBeStrictlyIncreasingWith(comparator)232            listOf(5, 6).shouldNotBeStrictlyIncreasingWith(comparator)233         }234      }235      "shouldBeDecreasing" should {236         "test that a collection is monotonically decreasing" {237            listOf(3, 2, 2, -4) shouldBe monotonicallyDecreasing<Int>()238            listOf(5, 6) shouldNotBe monotonicallyDecreasing<Int>()239            listOf(3, 2, 2, -4).shouldBeMonotonicallyDecreasing()240            listOf(5, 6).shouldNotBeMonotonicallyDecreasing()241         }242         "test that a collection is monotonically decreasing according to comparator" {243            val comparator = Comparator(desc)244            listOf(-4, 2, 2, 3) shouldBe monotonicallyDecreasingWith(comparator)245            listOf(6, 5) shouldNotBe monotonicallyDecreasingWith(comparator)246            listOf(-4, 2, 2, 3).shouldBeMonotonicallyDecreasingWith(comparator)247            listOf(6, 5).shouldNotBeMonotonicallyDecreasingWith(comparator)248         }249         "test that a collection is strictly decreasing" {250            listOf(3, 2, -4) shouldBe strictlyDecreasing<Int>()251            listOf(3, 2, 2, -4) shouldNotBe strictlyDecreasing<Int>()252            listOf(5, 6) shouldNotBe strictlyDecreasing<Int>()253            listOf(3, 2, -4).shouldBeStrictlyDecreasing()254            listOf(3, 2, 2, -4).shouldNotBeStrictlyDecreasing()255            listOf(5, 6).shouldNotBeStrictlyDecreasing()256         }257         "test that a collection is strictly decreasing according to comparator" {258            val comparator = Comparator(desc)259            listOf(-4, 2, 3) shouldBe strictlyDecreasingWith(comparator)260            listOf(-4, 2, 2, 3) shouldNotBe strictlyDecreasingWith(comparator)261            listOf(6, 5) shouldNotBe strictlyDecreasingWith(comparator)262            listOf(-4, 2, 3).shouldBeStrictlyDecreasingWith(comparator)263            listOf(-4, 2, 2, 3).shouldNotBeStrictlyDecreasingWith(comparator)264            listOf(6, 5).shouldNotBeStrictlyDecreasingWith(comparator)265         }266      }267      "haveDuplicates" should {268         "test that a collection is unique" {269            listOf(1, 2, 3, 3) should containDuplicates()270            listOf(1, 2, 3, 4) shouldNot containDuplicates()271            listOf(1, 2, 3, 3).shouldContainDuplicates()272            listOf(1, 2, 3, 4).shouldNotContainDuplicates()273         }274      }275      "singleElement" should {276         "test that a collection contains a single given element"  {277            listOf(1) shouldBe singleElement(1)278            listOf(1).shouldHaveSingleElement(1)279            shouldThrow<AssertionError> {280               listOf(1) shouldBe singleElement(2)281            }.shouldHaveMessage("Collection should be a single element of 2 but has 1 elements: [1]")282            shouldThrow<AssertionError> {283               listOf(1, 2) shouldBe singleElement(2)284            }.shouldHaveMessage("Collection should be a single element of 2 but has 2 elements: [1, 2]")285         }286      }287      "singleElement with predicate" should {288         "test that a collection contains a single element by given predicate"  {289            listOf(1) shouldHave singleElement { e -> e == 1 }290            listOf(1).shouldHaveSingleElement { e -> e == 1 }291            shouldThrow<AssertionError> {292               listOf(1) shouldHave singleElement { e -> e == 2 }293            }.shouldHaveMessage("Collection should have a single element by a given predicate but has 0 elements: [1]")294            shouldThrow<AssertionError> {295               listOf(2, 2) shouldHave singleElement { e -> e == 2 }296            }.shouldHaveMessage("Collection should have a single element by a given predicate but has 2 elements: [2, 2]")297         }298      }299      "should contain element" should {300         "test that a collection contains an element"  {301            val col = listOf(1, 2, 3)302            col should contain(2)303            col should contain(2.0) // uses strict num equality = false304            shouldThrow<AssertionError> {305               col should contain(4)306            }.shouldHaveMessage("Collection should contain element 4 based on object equality; but the collection is [1, 2, 3]")307         }308      }309      "should contain element based on a custom equality object" should {310         "test that a collection contains an element"  {311            val col = listOf(1, 2, 3.0)312            val verifier = Equality.byObjectEquality<Number>(strictNumberEquality = true)313            col should contain(2, verifier)314            col should contain(3.0, verifier)315            shouldThrow<AssertionError> {316               col should contain(3, verifier)317            }.shouldHaveMessage("Collection should contain element 3 based on object equality; but the collection is [1, 2, 3.0]")318         }319      }320      "shouldBeLargerThan" should {321         "test that a collection is larger than another collection"  {322            val col1 = listOf(1, 2, 3)323            val col2 = setOf(1, 2, 3, 4)324            col2.shouldBeLargerThan(col1)325            col2 should beLargerThan(col1)326            col1 shouldNot beLargerThan(col2)327            shouldThrow<AssertionError> {328               col1.shouldBeLargerThan(col2)329            }.shouldHaveMessage("Collection of size 3 should be larger than collection of size 4")330         }331      }332      "shouldBeSmallerThan" should {333         "test that a collection is smaller than another collection"  {334            val col1 = listOf(1, 2, 3)335            val col2 = setOf(1, 2, 3, 4)336            col1.shouldBeSmallerThan(col2)337            col1 should beSmallerThan(col2)338            col2 shouldNot beSmallerThan(col1)339            shouldThrow<AssertionError> {340               col2.shouldBeSmallerThan(col1)341            }.shouldHaveMessage("Collection of size 4 should be smaller than collection of size 3")342         }343      }344      "shouldBeSameSizeAs" should {345         "test that a collection is the same size as another collection"  {346            val col1 = listOf(1, 2, 3)347            val col2 = setOf(1, 2, 3)348            val col3 = listOf(1, 2, 3, 4)349            col1.shouldBeSameSizeAs(col2)350            col1 should beSameSizeAs(col2)351            col1 shouldNot beSameSizeAs(col3)352            shouldThrow<AssertionError> {353               col1.shouldBeSameSizeAs(col3)354            }.shouldHaveMessage("Collection of size 3 should be the same size as collection of size 4")355         }356      }357      "haveSize" should {358         "test that a collection has a certain size" {359            val col1 = listOf(1, 2, 3)360            col1 should haveSize(3)361            col1.shouldHaveSize(3)362            shouldThrow<AssertionError> {363               col1 should haveSize(2)364            }365            val col2 = emptyList<String>()366            col2 should haveSize(0)367            shouldThrow<AssertionError> {368               col2 should haveSize(1)369            }370            listOf(1, 2, 3).shouldNotHaveSize(1)371            listOf(1, 2, 3).shouldNotHaveSize(4)372            shouldThrow<AssertionError> {373               listOf(1, 2, 3).shouldNotHaveSize(3)374            }.shouldHaveMessage("Collection should not have size 3. Values: [1, 2, 3]")375         }376      }377      "should be singleton" should {378         "pass for collection with a single element" {379            listOf(1).shouldBeSingleton()380         }381         "fail for collection with 0 elements" {382            shouldThrow<AssertionError> {383               listOf<Int>().shouldBeSingleton()384            }.shouldHaveMessage("Collection should have size 1 but has size 0. Values: []")385         }386         "fail for collection with 2+ elements" {387            shouldThrow<AssertionError> {388               listOf(1, 2).shouldBeSingleton()389            }.shouldHaveMessage("Collection should have size 1 but has size 2. Values: [1, 2]")390            shouldThrow<AssertionError> {391               listOf(1, 2, 3, 4).shouldBeSingleton()392            }.shouldHaveMessage("Collection should have size 1 but has size 4. Values: [1, 2, 3, 4]")393         }394      }395      "should be singleton with block" should {396         "pass for collection with a single element" {397            listOf(1).shouldBeSingleton { it shouldBe 1 }398         }399         "fail for collection with 0 elements" {400            shouldThrow<AssertionError> {401               listOf<Int>().shouldBeSingleton { it shouldBe 1 }402            }.shouldHaveMessage("Collection should have size 1 but has size 0. Values: []")403         }404         "fail for collection with a single incorrect elements" {405            shouldThrow<AssertionError> {406               listOf(2).shouldBeSingleton { it shouldBe 1 }407            }.shouldHaveMessage("expected:<1> but was:<2>")408         }409         "fail for collection with 2+ elements" {410            shouldThrow<AssertionError> {411               listOf(1, 2).shouldBeSingleton { it shouldBe 1 }412            }.shouldHaveMessage("Collection should have size 1 but has size 2. Values: [1, 2]")413            shouldThrow<AssertionError> {414               listOf(1, 2, 3, 4).shouldBeSingleton { it shouldBe 1 }415            }.shouldHaveMessage("Collection should have size 1 but has size 4. Values: [1, 2, 3, 4]")416         }417      }418      "should not be singleton" should {419         "pass for collection with 0 elements" {420            listOf<Int>().shouldNotBeSingleton()421         }422         "pass for collection with 2+ elements" {423            listOf(1, 2).shouldNotBeSingleton()424            listOf(1, 2, 3, 4).shouldNotBeSingleton()425         }426         "fail for collection with a single element" {427            shouldThrow<AssertionError> {428               listOf(1).shouldNotBeSingleton()429            }.shouldHaveMessage("Collection should not have size 1. Values: [1]")430         }431      }432      "shouldExist" should {433         "test that a collection contains at least one element that matches a predicate" {434            val list = listOf(1, 2, 3)435            list.shouldExist { it == 2 }436         }437      }438      "shouldHaveAtLeastSize" should {439         "test that a collection has at least a certain number of elements" {440            val list = listOf(1, 2, 3)441            list.shouldHaveAtLeastSize(2)442            list shouldHave atLeastSize(2)443            val set = setOf(1, 2, 3)444            set.shouldHaveAtLeastSize(3)445            set shouldHave atLeastSize(3)446            shouldThrow<AssertionError> {447               list.shouldHaveAtLeastSize(4)448            }.shouldHaveMessage("Collection [1, 2, 3] should contain at least 4 elements")449            shouldThrow<AssertionError> {450               list shouldHave atLeastSize(4)451            }.shouldHaveMessage("Collection [1, 2, 3] should contain at least 4 elements")452            shouldThrow<AssertionError> {453               list shouldNotHave atLeastSize(2)454            }.shouldHaveMessage("Collection [1, 2, 3] should contain less than 2 elements")455         }456      }457      "shouldHaveAtMostSize" should {458         "test that a collection has at least a certain number of elements" {459            val list = listOf(1, 2, 3)460            list.shouldHaveAtMostSize(3)461            list shouldHave atMostSize(3)462            list.shouldHaveAtMostSize(4)463            list shouldHave atMostSize(4)464            val set = setOf(1, 2, 3)465            set.shouldHaveAtMostSize(3)466            set shouldHave atMostSize(3)467            set.shouldHaveAtMostSize(4)468            set shouldHave atMostSize(4)469            shouldThrow<AssertionError> {470               list.shouldHaveAtMostSize(2)471            }.shouldHaveMessage("Collection [1, 2, 3] should contain at most 2 elements")472            shouldThrow<AssertionError> {473               list shouldHave atMostSize(2)474            }.shouldHaveMessage("Collection [1, 2, 3] should contain at most 2 elements")475            shouldThrow<AssertionError> {476               list shouldNotHave atMostSize(4)477            }.shouldHaveMessage("Collection [1, 2, 3] should contain more than 4 elements")478         }479      }480      "containNoNulls" should {481         "test that a collection contains zero nulls"  {482            emptyList<String>() should containNoNulls()483            listOf(1, 2, 3) should containNoNulls()484            listOf(null, null, null) shouldNot containNoNulls()485            listOf(1, null, null) shouldNot containNoNulls()486            emptyList<String>().shouldContainNoNulls()487            listOf(1, 2, 3).shouldContainNoNulls()488            listOf(null, null, null).shouldNotContainNoNulls()489            listOf(1, null, null).shouldNotContainNoNulls()490            shouldThrow<AssertionError> {491               listOf(null, null, null).shouldContainNoNulls()492            }.shouldHaveMessage("Collection should not contain nulls")493            shouldThrow<AssertionError> {494               listOf(1, 2, 3).shouldNotContainNoNulls()495            }.shouldHaveMessage("Collection should have at least one null")496         }497         "support type inference for subtypes of collection" {498            val tests = listOf(499               TestSealed.Test1("test1"),500               TestSealed.Test2(2)501            )502            tests should containNoNulls()503            tests.shouldContainNoNulls()504         }505      }506      "containOnlyNulls" should {507         "test that a collection contains only nulls"  {508            emptyList<String>() should containOnlyNulls()509            listOf(null, null, null) should containOnlyNulls()510            listOf(1, null, null) shouldNot containOnlyNulls()511            listOf(1, 2, 3) shouldNot containOnlyNulls()512            listOf(null, 1, 2, 3).shouldNotContainOnlyNulls()513            listOf(1, 2, 3).shouldNotContainOnlyNulls()514            listOf(null, null, null).shouldContainOnlyNulls()515         }516      }517      "matchInOrder" should {518         "test that a collection matches the assertions in the given order, duplicates permitted" {519            withClue("Gaps not allowed") {520               shouldFail {521                  listOf(1, 2, 2, 3) should matchInOrder(522                     { it shouldBe 1 },523                     { it shouldBe 2 },524                     { it shouldBe 3 }525                  )526               }527            }528            arrayOf(2, 2, 3).shouldMatchInOrder(529               { it shouldBe 2 },530               { it shouldBe 2 },531               { it shouldBe 3 },532            )533         }534         "failure shows best result" {535            shouldFail {536               listOf(1, 2, 3, 1, 2, 1, 2).shouldMatchInOrder(537                  { it shouldBe 1 },538                  { it shouldBe 2 },539                  { it shouldBe 1 },540                  { it shouldBe 3 },541               )542            }.message shouldBe """543               Expected a sequence of elements to pass the assertions, but failed to match all assertions544               Best result when comparing from index [3], where 3 elements passed, but the following elements failed:545               6 => expected:<3> but was:<2>546            """.trimIndent()547         }548         "Non existing element causes error" {549            shouldThrow<AssertionError> {550               listOf(1, 2, 3).shouldMatchInOrder(551                  { it shouldBe 1 },552                  { it shouldBe 2 },553                  { it shouldBe 6 }554               )555            }556         }557         "out-of-order elements cause error" {558            shouldThrow<AssertionError> {559               listOf(1, 2, 3) should matchInOrder(560                  { it shouldBe 2 },561                  { it shouldBe 1 },562                  { it shouldBe 3 }563               )564            }565         }566         "work with unsorted collections" {567            val actual = listOf(5, 3, 1, 2, 4, 2)568            withClue("should match 4th, 5th and 6th elements ([.., 2, 4, 2])") {569               actual should matchInOrder(570                  { it shouldBe 2 },571                  { it shouldBeGreaterThan 3 },572                  { it shouldBeInRange 2..2 }573               )574            }575         }576         "negation should work" {577            shouldFail {578               listOf(1, 2, 3, 4).shouldNotMatchInOrder(579                  { it shouldBe 2 },580                  { it shouldBe 3 },581               )582            }.message shouldBe """583               Expected some assertion to fail but all passed584            """.trimIndent()585            listOf(1, 2, 3, 4).shouldNotMatchInOrder(586               { it shouldBe 2 },587               { it shouldBe 4 }588            )589         }590      }591      "matchInOrderSubset" should {592         "test that a collection matches the assertions in the given order without gaps" {593            listOf(1, 1, 2, 2, 3, 3) should matchInOrderSubset(594               { it shouldBe 1 },595               { it shouldBe 2 },596               { it shouldBe 2 },597               { it shouldBe 3 }598            )599            arrayOf(1, 1, 1).shouldMatchInOrderSubset(600               { it shouldBe 1 }601            )602         }603         "Negation should work" {604            shouldFail {605               listOf(1, 2, 3, 4).shouldNotMatchInOrderSubset(606                  { it shouldBe 2 },607                  { it shouldBe 4 },608               )609            }.message shouldBe """610               Expected some assertion to fail but all passed611            """.trimIndent()612            arrayOf(1, 2, 3, 4).shouldNotMatchInOrder(613               { it shouldBe 4 },614               { it shouldBe 1 }615            )616         }617         "Non existing element causes error" {618            shouldThrow<AssertionError> {619               listOf(1, 1, 2, 2, 3, 3) should matchInOrderSubset(620                  { it shouldBe 1 },621                  { it shouldBe 2 },622                  { it shouldBe 6 }623               )624            }.message shouldBe """625               Expected a sequence of elements to pass the assertions, possibly with gaps between but failed to match all assertions626               Best result when comparing from index [0], where 2 elements passed, but the following elements failed:627               3 => expected:<6> but was:<2>628               4 => expected:<6> but was:<3>629               5 => expected:<6> but was:<3>630            """.trimIndent()631         }632         "out-of-order elements cause error" {633            shouldThrow<AssertionError> {634               listOf(1, 2, 3) should matchInOrderSubset(635                  { it shouldBe 2 },636                  { it shouldBe 1 },637                  { it shouldBe 3 }638               )639            }640         }641         "gaps should be ok" {642            listOf(1, 1, 2, 2, 3, 3) should matchInOrderSubset(643               { it shouldBe 1 },644               { it shouldBe 2 },645               { it shouldBe 3 }646            )647         }648         "work with unsorted collections" {649            val actual = listOf(5, 3, 1, 2, 4, 2)650            withClue("should match 4th, 5th and 6th elements ([.., 2, 4, 2])") {651               actual should matchInOrderSubset(652                  { it shouldBe 2 },653                  { it shouldBeGreaterThan 3 },654                  { it shouldBeInRange 2..2 }655               )656            }657         }658      }659      "matchEach" should {660         "test that a collection matches the assertions in the given order without gaps" {661            listOf(1, 3, 7) should matchEach(662               { it shouldBe 1 },663               { it shouldBeInRange 2..4 },664               { it shouldBeGreaterThan 2 }665            )666         }667         "Negation should work" {668            shouldFail{669               listOf(1, 2).shouldNotMatchEach(670                  { it shouldBe 1 },671                  { it shouldBe 2 },672               )673            }.message shouldBe """674               Expected some element to fail its assertion, but all passed.675            """.trimIndent()676            arrayOf(1, 2).shouldNotMatchEach(677               { it shouldBe 2 },678               { it shouldBe 1 }679            )680         }681         "No assertion exists for each element" {682            shouldFail {683               listOf(1, -1, 999) should matchEach(684                  { it shouldBe 1 }685               )686            }.message shouldBe """687               Expected each element to pass its assertion, but found issues at indexes: [1, 2]688               1 => Element has no corresponding assertion. Only 1 assertions provided689               2 => Element has no corresponding assertion. Only 1 assertions provided690            """.trimIndent()691         }692         "Too many assertions cause error" {693            shouldFail {694               listOf(1, 3, 7) should matchEach(695                  { it shouldBe 1 },696                  { it shouldBe 3 },697                  { it shouldBe 7 },698                  { it shouldBe 7 },699                  { it shouldBe 7 },700               )701            }.message shouldBe """702               Expected each element to pass its assertion, but found issues at indexes: [3, 4]703               3 => No actual element for assertion at index 3704               4 => No actual element for assertion at index 4705            """.trimIndent()706         }707         "Non matching element causes error" {708            shouldFail {709               listOf(1, 3, 7) should matchEach(710                  { it shouldBe 1 },711                  { it shouldBeInRange 2..4 },712                  { it shouldBeGreaterThan 7 }713               )714            }.message shouldBe """715               Expected each element to pass its assertion, but found issues at indexes: [2]716               2 => 7 should be > 7717            """.trimIndent()718         }719         "out-of-order elements cause error" {720            shouldThrow<AssertionError> {721               setOf(2, 3, 1) should matchEach(722                  { it shouldBe 2 },723                  { it shouldBe 1 },724                  { it shouldBe 3 }725               )726            }.message shouldBe """727               Expected each element to pass its assertion, but found issues at indexes: [1, 2]728               1 => expected:<1> but was:<3>729               2 => expected:<3> but was:<1>730            """.trimIndent()731         }732         "gaps cause errors" {733            shouldThrow<AssertionError> {734               listOf(1, 1, 2, 2, 3, 3) should matchEach(735                  { it shouldBe 1 },736                  { it shouldBe 2 },737                  { it shouldBe 3 }738               )739            }.message shouldBe """740               Expected each element to pass its assertion, but found issues at indexes: [1, 2, 3, 4, 5]741               1 => expected:<2> but was:<1>742               2 => expected:<3> but was:<2>743               3 => Element has no corresponding assertion. Only 3 assertions provided744               4 => Element has no corresponding assertion. Only 3 assertions provided745               5 => Element has no corresponding assertion. Only 3 assertions provided746            """.trimIndent()747         }748      }749      "existInOrder" should {750         "test that a collection matches the predicates in the given order, duplicates permitted" {751            val col = listOf(1, 1, 2, 2, 3, 3)752            col should existInOrder(753               { it == 1 },754               { it == 2 },755               { it == 3 }756            )757            col should existInOrder({ it == 1 })758            shouldThrow<AssertionError> {759               col should existInOrder(760                  { it == 1 },761                  { it == 2 },762                  { it == 6 }763               )764            }765            shouldThrow<AssertionError> {766               col should existInOrder({ it == 4 })767            }768            shouldThrow<AssertionError> {769               col should existInOrder(770                  { it == 2 },771                  { it == 1 },772                  { it == 3 }773               )774            }775         }776         "work with unsorted collections" {777            val actual = listOf(5, 3, 1, 2, 4, 2)778            actual should existInOrder(779               { it == 3 },780               { it == 2 },781               { it == 2 }782            )783         }784      }785      "Contain any" should {786         "Fail when the list is empty" {787            shouldThrow<AssertionError> {788               listOf(1, 2, 3).shouldContainAnyOf(emptyList())789            }.shouldHaveMessage("Asserting content on empty collection. Use Collection.shouldBeEmpty() instead.")790         }791         "Pass when one element is in the list" {792            listOf(1, 2, 3).shouldContainAnyOf(1)793         }794         "Pass when all elements are in the list" {795            listOf(1, 2, 3).shouldContainAnyOf(1, 2, 3)796         }797         "Fail when no element is in the list" {798            shouldThrow<AssertionError> {799               listOf(1, 2, 3).shouldContainAnyOf(4)800            }.shouldHaveMessage("Collection [1, 2, 3] should contain any of [4]")801         }802      }803      "Contain any (negative)" should {804         "Fail when the list is empty" {805            shouldThrow<AssertionError> {806               listOf(1, 2, 3).shouldNotContainAnyOf(emptyList())807            }.shouldHaveMessage("Asserting content on empty collection. Use Collection.shouldBeEmpty() instead.")808         }809         "Pass when no element is present in the list" {810            listOf(1, 2, 3).shouldNotContainAnyOf(4)811         }812         "Fail when one element is in the list" {813            shouldThrow<AssertionError> {814               listOf(1, 2, 3).shouldNotContainAnyOf(1)815            }.shouldHaveMessage("Collection [1, 2, 3] should not contain any of [1]")816         }817         "Fail when all elements are in the list" {818            shouldThrow<AssertionError> {819               listOf(1, 2, 3).shouldNotContainAnyOf(1, 2, 3)820            }.shouldHaveMessage("Collection [1, 2, 3] should not contain any of [1, 2, 3]")821         }822      }823      "Be in" should {824         "Pass when the element is in the list" {825            val foo = Foo("Bar")826            val list = listOf(foo)827            foo shouldBeIn list828         }829         "Fail when the element is not in the list" {830            val foo1 = Foo("Bar")831            val foo2 = Foo("Booz")832            val list = listOf(foo1)833            shouldThrow<AssertionError> {834               foo2.shouldBeIn(list)835            }.shouldHaveMessage("Collection should contain Foo(bar=Booz), but doesn't. Possible values: [Foo(bar=Bar)]")836         }837         "Pass when there's an equal element, but not the same instance in the list" {838            val foo1 = Foo("Bar")839            val foo2 = Foo("Bar")840            val list = listOf(foo1)841            shouldNotThrow<AssertionError> { foo2 shouldBeIn list }842         }843         "Pass when there's an equal element, but not the same instance in the array" {844            val foo1 = Foo("Bar")845            val foo2 = Foo("Bar")846            val list = arrayOf(foo1)847            shouldNotThrow<AssertionError> { foo2 shouldBeIn list }848         }849         "Fail when the list is empty" {850            val foo = Foo("Bar")851            val list = emptyList<Foo>()852            shouldThrow<AssertionError> {853               foo shouldBeIn list854            }.shouldHaveMessage("Asserting content on empty collection. Use Collection.shouldBeEmpty() instead.")855         }856      }857      "Be in (negative)" should {858         "Fail when the element is in the list" {859            val foo = Foo("Bar")860            val list = listOf(foo)861            shouldThrow<AssertionError> {862               foo shouldNotBeIn list863            }.shouldHaveMessage("Collection should not contain Foo(bar=Bar), but does. Forbidden values: [Foo(bar=Bar)]")864         }865         "Pass when the element is not in the list" {866            val foo1 = Foo("Bar")867            val foo2 = Foo("Booz")868            val list = listOf(foo1)869            shouldNotThrow<AssertionError> {870               foo2.shouldNotBeIn(list)871            }872         }873         "Fail when there's an equal element, but not the same instance in the list" {874            val foo1 = Foo("Bar")875            val foo2 = Foo("Bar")876            val list = listOf(foo1)877            shouldThrow<AssertionError> {878               foo2 shouldNotBeIn list879            }.shouldHaveMessage("Collection should not contain Foo(bar=Bar), but does. Forbidden values: [Foo(bar=Bar)]")880         }881         "Fail when the list is empty" {882            val foo = Foo("Bar")883            val list = emptyList<Foo>()884            shouldThrow<AssertionError> {885               foo shouldNotBeIn list886            }.shouldHaveMessage("Asserting content on empty collection. Use Collection.shouldBeEmpty() instead.")887         }888      }889   }890}891private data class Foo(val bar: String)892sealed class TestSealed {893   data class Test1(val value: String) : TestSealed()894   data class Test2(val value: Int) : TestSealed()895}...

UniqueDataProvierIT.kt

Source:UniqueDataProvierIT.kt

1package io.github.serpro69.kfaker2import io.github.serpro69.kfaker.provider.Address3import io.kotest.assertions.assertSoftly4import io.kotest.core.spec.style.DescribeSpec5import io.kotest.matchers.collections.beUnique6import io.kotest.matchers.collections.containDuplicates7import io.kotest.matchers.collections.shouldContainAnyOf8import io.kotest.matchers.collections.shouldNotContainAnyOf9import io.kotest.matchers.should10import io.kotest.matchers.shouldBe11import io.kotest.matchers.shouldNot12import io.kotest.matchers.shouldNotBe13@Suppress("UNCHECKED_CAST")14class UniqueDataProviderIT : DescribeSpec({15    describe("unique generation of values enabled for provider through configuration") {16        val config = FakerConfig.builder().create { uniqueGeneratorRetryLimit = 100 }17        // repeat 10 times to make sure values are not included in the collection18        repeat(10) {19            context("collection of values is generated #run$it") {20                val faker = Faker(config)21                faker.unique.configuration { enable(faker::address) }22                val countries = (0..18).map { faker.address.country() }23                val newCountries = (0..30).map { faker.address.country() }24                it("should have unique values") {25                    assertSoftly {26                        countries should beUnique()27                        newCountries should beUnique()28                        newCountries shouldNotContainAnyOf countries29                    }30                }31            }32        }33    }34    describe("collection of values is used to exclude values from being generated for specific provider") {35        val config = FakerConfig.builder().create { uniqueGeneratorRetryLimit = 100 }36        // repeat 10 times to make sure values are not included in the collection37        repeat(10) {38            val faker = Faker(config)39            faker.unique.configuration { enable(faker::address) }40            val countries = (0..30).map { faker.address.country() }41            context("collection of unique values is generated run#$it") {42                val excludedCountries = listOf(43                    "Afghanistan", "Albania", "Algeria", "American Samoa", "Andorra", "Angola"44                )45                faker.unique.configuration { excludeFromFunction(Address::country, excludedCountries) }46                val newCountries = (0..30).map { faker.address.country() }47                val moreExcludedCountries = listOf(48                    "Cambodia", "Cameroon", "Canada", "Cape Verde", "Cayman Islands", "Central African Republic"49                )50                faker.unique.configuration { excludeFromProvider<Address>(moreExcludedCountries) }51                val moreCountries = (0..30).map { faker.address.country() }52                val excludedCountryCodes = listOf("AD", "AE", "AF", "AG", "AI", "AL", "AM", "AO", "AQ")53                faker.unique.configuration { excludeFromProvider<Address>(excludedCountryCodes) }54                val countryCodes = (0..30).map { faker.address.countryCode() }55                it("excluded values through config should not be included in the generation") {56                    assertSoftly {57                        newCountries shouldNotContainAnyOf excludedCountries58                        moreCountries shouldNotContainAnyOf moreExcludedCountries59                        countryCodes shouldNotContainAnyOf excludedCountryCodes60                    }61                }62                it("already generated values through config should not be included in the generation") {63                    assertSoftly {64                        newCountries shouldNotContainAnyOf countries65                        moreCountries shouldNotContainAnyOf newCountries66                        moreCountries shouldNotContainAnyOf countries67                    }68                }69            }70        }71    }72    describe("use collections to exclude values from being generated for all providers") {73        // repeat 10 times to make sure values are not included in the collection74        repeat(10) {75            val faker = Faker()76            val excludedCountries = listOf(77                "Afghanistan", "Albania", "Algeria", "American Samoa", "Andorra",78                "Angola", "Anguilla", "Antarctica (the territory South of 60 deg S)", "Antigua and Barbuda",79                "Argentina", "Armenia", "Aruba", "Australia", "Austria", "Azerbaijan", "Bahamas", "Bahrain",80                "Bangladesh", "Barbados", "Belarus", "Belgium", "Belize", "Benin", "Bermuda", "Bhutan", "Bolivia",81                "Bosnia and Herzegovina", "Botswana", "Bouvet Island (Bouvetoya)", "Brazil",82                "British Indian Ocean Territory (Chagos Archipelago)", "Brunei Darussalam", "Bulgaria",83                "Burkina Faso", "Burundi", "Cambodia", "Cameroon", "Canada", "Cape Verde", "Cayman Islands",84                "Central African Republic", "Chad", "Chile", "China", "Christmas Island", "Cocos (Keeling) Islands",85                "Colombia", "Comoros", "Congo", "Congo", "Cook Islands", "Costa Rica", "Cote d'Ivoire", "Croatia",86                "Cuba", "Cyprus", "Czech Republic",87            )88            val excludedNames = listOf(89                "Abbott", "Abernathy", "Abshire", "Adams", "Altenwerth", "Anderson", "Ankunding", "Armstrong", "Auer",90                "Aufderhar", "Bahringer", "Bailey", "Balistreri", "Barrows", "Bartell", "Bartoletti", "Barton",91                "Bashirian", "Batz", "Bauch", "Baumbach", "Bayer", "Beahan", "Beatty", "Bechtelar", "Becker", "Bednar",92                "Beer", "Beier", "Berge", "Bergnaum", "Bergstrom", "Bernhard", "Bernier", "Bins", "Blanda", "Blick",93                "Block", "Bode", "Boehm", "Bogan", "Bogisich", "Borer", "Bosco", "Botsford", "Boyer", "Boyle",94                "Bradtke", "Brakus", "Braun", "Breitenberg", "Brekke", "Brown", "Bruen", "Buckridge"95            )96            val excludedBicCodes = listOf(97                "AACCGB21", "AACNGB21", "AAFMGB21", "AAHOGB21", "AAHVGB21", "AANLGB21",98                "AANLGB2L", "AAOGGB21", "AAPEGB21", "AAPUGB21", "AAQIGB21", "ABBYGB2L",99                "BCYPGB2LCBB", "BCYPGB2LHGB", "BCYPGB2LHHB", "BCYPGB2LPGB", "BCYPGB2LSSB", "BCYPGB2LMBB"100            )101            val excludeAll = listOf(excludedCountries, excludedNames, excludedBicCodes).flatten()102            faker.unique.configuration {103                enable(faker::address)104                enable(faker::name)105                exclude(excludeAll)106            }107            context("collection of unique values is generated run#$it") {108                val countries = (0..30).map { faker.address.country() }109                val names = (0..30).map { faker.name.lastName() }110                // Unique generation not enabled for Bank111                val bicCodes = (0..30).map { faker.bank.swiftBic() }112                it("should not contain excluded values") {113                    assertSoftly {114                        countries shouldNotContainAnyOf excludeAll115                        names shouldNotContainAnyOf excludeAll116                        // Unique generation not enabled for Bank117                        bicCodes shouldNot beUnique()118                        bicCodes shouldContainAnyOf  excludedBicCodes119                    }120                }121            }122        }123    }124    describe("use regex patterns to exclude values from being generated for all providers") {125        repeat(10) {126            val faker = Faker()127            faker.unique.configuration {128                // Enable unique generation129                enable(faker::address)130                enable(faker::name)131                // Exclude all values starting with "A"132                exclude { listOf(Regex("^A")) }133            }134            it("should not contain values matching pattern run#$it") {135                val countries = (0..30).map { faker.address.country() }136                val names = (0..30).map { faker.name.lastName() }137                // Unique generation not enabled for Bank138                val bicCodes = (0..30).map { faker.bank.swiftBic() }139                assertSoftly {140                    countries.none { s -> s.startsWith("A") } shouldBe true141                    countries should beUnique()142                    names.none { s -> s.startsWith("A") } shouldBe true143                    names should beUnique()144                    // Unique generation not enabled for Bank145                    bicCodes.any { s -> s.startsWith("A") } shouldBe true146                    bicCodes shouldNot beUnique()147                }148            }149        }150    }151    describe("use regex patterns to exclude values from being generated for specific provider") {152        repeat(10) {153            val faker = Faker()154            faker.unique.configuration {155                // Enable unique generation and exclude by patterns156                enable(faker::address) {157                    excludeFromProvider<Address> { listOf(Regex("^A")) }158                    excludeFromFunction(Address::country) { listOf(Regex("^B")) }159                }160            }161            it("excluded values by pattern should not be included in the generation for the provider run#$it") {162                val countries = (0..30).map { faker.address.country() }163                val cities = (0..30).map { faker.address.city() }164                assertSoftly {165                    countries.none { s -> s.startsWith("A") } shouldBe true166                    countries.none { s -> s.startsWith("B") } shouldBe true167                    cities.none { s -> s.startsWith("A") } shouldBe true168                }169            }170        }171    }172    describe("unique generation of values for category") {173        val config = FakerConfig.builder().create { uniqueGeneratorRetryLimit = 100 }174        context("collection of values is generated") {175            val faker = Faker(config)176            faker.unique.enable(faker::address)177            faker.unique.enable(faker::ancient)178            val countries = (0..20).map { faker.address.country() }179            it("should not contain duplicates") {180                countries should beUnique()181            }182        }183        context("used values are cleared") {184            val faker = Faker(config).also {185                it.unique.enable(it::address)186            }187            val countries = (0..20).map { faker.address.country() }188            faker.unique.clear(faker::address)189            val newCountries = (0..20).map { faker.address.country() }190            it("new collection should not contain duplicates") {191                newCountries should beUnique()192            }193            it("new collection should not equal old collection") {194                newCountries shouldNotBe countries195            }196        }197        context("exclude values from being generated") {198            // repeat 10 times to make sure values are not included in the collection199            repeat(10) {200                val faker = Faker(config)201                faker.unique.enable(faker::address)202                val countries = (0..5).map { faker.address.country() }203                context("collection of values was marked for exclusion run#$it") {204                    val excludedCountries = listOf(205                        "Afghanistan",206                        "Albania",207                        "Algeria",208                        "American Samoa",209                        "Andorra",210                        "Angola"211                    )212                    faker.unique.exclude<Address>("country", excludedCountries)213                    val newCountries = (0..20).map { faker.address.country() }214                    it("excluded values should not be included in the generation") {215                        newCountries shouldNotContainAnyOf excludedCountries216                    }217                    it("already generated values should not be included in the generation") {218                        newCountries shouldNotContainAnyOf countries219                    }220                }221            }222        }223        context("unique generation is not enabled for category") {224            val faker = Faker(config)225            context("some values were marked for exclusion") {226                val excludedCountries = listOf(227                    "Afghanistan",228                    "Albania",229                    "Algeria",230                    "American Samoa",231                    "Andorra",232                    "Angola",233                    "Anguilla",234                    "Antarctica",235                    "Antigua And Barbuda",236                    "Argentina",237                    "Armenia",238                    "Aruba",239                    "Australia",240                    "Austria",241                    "Aland Islands",242                    "Azerbaijan",243                    "Bahamas",244                    "Bahrain",245                    "Bangladesh",246                    "Barbados",247                    "Belarus",248                    "Belgium",249                    "Belize",250                    "Benin",251                    "Bermuda",252                    "Bhutan",253                    "Bolivia",254                    "Bonaire",255                    "Bosnia And Herzegovina",256                    "Botswana",257                    "Bouvet Island"258                )259                faker.unique.exclude<Address>("country", excludedCountries)260                val countries = (0..100).map { faker.address.country() }261                it("collection can have duplicates") {262                    countries should containDuplicates()263                }264                it("collection can have excluded values") {265                    countries.any { excludedCountries.contains(it) } shouldBe true266                }267            }268        }269        context("values are generated for another category that is not marked for unique generation") {270            val faker = Faker(config)271            faker.unique.enable(faker::address)272            val animalNames = (0..100).map { faker.animal.name() }273            it("collection can have duplicates") {274                animalNames shouldNot beUnique()275            }276        }277        context("unique generation for category is disabled") {278            val faker = Faker(config)279            faker.unique.enable(faker::address)280            (0..20).map { faker.address.country() }281            faker.unique.disable(faker::address)282            context("collection of values is generated") {283                val countries = (0..100).map { faker.address.country() }284                it("collection can have duplicates") {285                    countries shouldNot beUnique()286                }287            }288        }289        context("unique generation is disabled for all categories") {290            val faker = Faker(config)291            faker.unique.enable(faker::address)292            faker.unique.enable(faker::ancient)293            faker.unique.disableAll()294            context("collections of values are generated") {295                val countries = (0..100).map { faker.address.country() }296                val gods = (0..100).map { faker.ancient.god() }297                it("collection can have duplicates") {298                    assertSoftly {299                        countries shouldNot beUnique()300                        gods shouldNot beUnique()301                    }302                }303            }304            context("unique generation for a category is re-enabled") {305                faker.unique.enable(faker::address)306                context("collection of values is generated") {307                    val countries = (0..20).map { faker.address.country() }308                    it("collection should not contain duplicates") {309                        countries should beUnique()310                    }311                }312            }313        }314        context("unique generation is cleared for all categories") {315            val faker = Faker(config)316            faker.unique.enable(faker::address)317            faker.unique.enable(faker::ancient)318            // Generate some values first319            (0..20).map { faker.address.country() }320            (0..20).map { faker.ancient.hero() }321            faker.unique.clearAll()322            context("collections of values are generated") {323                val countries = (0..20).map { faker.address.country() }324                val heroes = (0..20).map { faker.ancient.hero() }325                it("collections should be unique") {326                    assertSoftly {327                        countries should beUnique()328                        heroes should beUnique()329                    }330                }331            }332        }333    }334    describe("local unique generation") {335        val config = FakerConfig.builder().create {336            uniqueGeneratorRetryLimit = 100337        }338        val faker = Faker(config)339        context("unique property prefixes the category function invocation") {340            val countries = (0..20).map {341                faker.address.unique.country()342            }343            it("collection should not contain duplicates") {344                countries should beUnique()345            }346            it("other functions of the same category should not be marked as unique") {347                // This will produce an error if used with `unique` prefix348                // because there is only one value in the dictionary349                (0..10).map { faker.address.defaultCountry() }350            }351            context("values are cleared for the function name") {352                faker.address.unique.clear("country")353                val newCountries = (0..20).map {354                    faker.address.unique.country()355                }356                it("collection should not contain duplicates") {357                    newCountries should beUnique()358                }359            }360            context("values are cleared for all functions") {361                repeat(20) { faker.address.unique.country() }362                repeat(20) { faker.address.unique.state() }363                faker.address.unique.clearAll()364                it("re-generated collections should be unique") {365                    val newCountries = (0..20).map { faker.address.unique.country() }366                    val states = (0..20).map { faker.address.unique.state() }367                    assertSoftly {368                        newCountries should beUnique()369                        states should beUnique()370                    }371                }372            }373        }374    }375})...

matchers.kt

Source:matchers.kt

1package io.kotest.matchers.collections2import io.kotest.assertions.print.print3import io.kotest.matchers.*4fun <T> Iterable<T>.shouldHaveElementAt(index: Int, element: T) = toList().shouldHaveElementAt(index, element)5fun <T> Array<T>.shouldHaveElementAt(index: Int, element: T) = asList().shouldHaveElementAt(index, element)6fun <T> List<T>.shouldHaveElementAt(index: Int, element: T) = this should haveElementAt(index, element)7fun <T> Iterable<T>.shouldNotHaveElementAt(index: Int, element: T) = toList().shouldNotHaveElementAt(index, element)8fun <T> Array<T>.shouldNotHaveElementAt(index: Int, element: T) = asList().shouldNotHaveElementAt(index, element)9fun <T> List<T>.shouldNotHaveElementAt(index: Int, element: T) = this shouldNot haveElementAt(index, element)10fun <T, L : List<T>> haveElementAt(index: Int, element: T) = object : Matcher<L> {11   override fun test(value: L) =12      MatcherResult(13         index < value.size && value[index] == element,14         { "Collection ${value.print().value} should contain ${element.print().value} at index $index" },15         { "Collection ${value.print().value} should not contain ${element.print().value} at index $index" }16      )17}18infix fun <T> Iterable<T>.shouldHaveSingleElement(t: T): Iterable<T> {19   toList().shouldHaveSingleElement(t)20   return this21}22infix fun <T> Array<T>.shouldHaveSingleElement(t: T): Array<T> {23   asList().shouldHaveSingleElement(t)24   return this25}26infix fun <T> Iterable<T>.shouldHaveSingleElement(p: (T) -> Boolean): Iterable<T> {27   toList().shouldHaveSingleElement(p)28   return this29}30infix fun <T> Array<T>.shouldHaveSingleElement(p: (T) -> Boolean) = asList().shouldHaveSingleElement(p)31infix fun <T> Collection<T>.shouldHaveSingleElement(t: T) = this should singleElement(t)32infix fun <T> Collection<T>.shouldHaveSingleElement(p: (T) -> Boolean) = this should singleElement(p)33infix fun <T> Iterable<T>.shouldNotHaveSingleElement(t: T) = toList().shouldNotHaveSingleElement(t)34infix fun <T> Array<T>.shouldNotHaveSingleElement(t: T) = asList().shouldNotHaveSingleElement(t)35infix fun <T> Collection<T>.shouldNotHaveSingleElement(t: T) = this shouldNot singleElement(t)36infix fun <T> Iterable<T>.shouldExist(p: (T) -> Boolean) = toList().shouldExist(p)37infix fun <T> Array<T>.shouldExist(p: (T) -> Boolean) = asList().shouldExist(p)38infix fun <T> Collection<T>.shouldExist(p: (T) -> Boolean) = this should exist(p)39fun <T> exist(p: (T) -> Boolean) = object : Matcher<Collection<T>> {40   override fun test(value: Collection<T>) = MatcherResult(41      value.any { p(it) },42      { "Collection ${value.print().value} should contain an element that matches the predicate $p" },43      {44         "Collection ${value.print().value} should not contain an element that matches the predicate $p"45      })46}47fun <T> Iterable<T>.shouldMatchInOrder(vararg assertions: (T) -> Unit) = toList().shouldMatchInOrder(assertions.toList())48fun <T> Array<T>.shouldMatchInOrder(vararg assertions: (T) -> Unit) = asList().shouldMatchInOrder(assertions.toList())49fun <T> List<T>.shouldMatchInOrder(vararg assertions: (T) -> Unit) = this.shouldMatchInOrder(assertions.toList())50infix fun <T> Iterable<T>.shouldMatchInOrder(assertions: List<(T) -> Unit>) = toList().shouldMatchInOrder(assertions)51infix fun <T> Array<T>.shouldMatchInOrder(assertions: List<(T) -> Unit>) = asList().shouldMatchInOrder(assertions)52infix fun <T> List<T>.shouldMatchInOrder(assertions: List<(T) -> Unit>) = this should matchInOrder(assertions.toList(), allowGaps = false)53fun <T> Iterable<T>.shouldNotMatchInOrder(vararg assertions: (T) -> Unit) = toList().shouldNotMatchInOrder(assertions.toList())54fun <T> Array<T>.shouldNotMatchInOrder(vararg assertions: (T) -> Unit) = asList().shouldNotMatchInOrder(assertions.toList())55fun <T> List<T>.shouldNotMatchInOrder(vararg assertions: (T) -> Unit) = this.shouldNotMatchInOrder(assertions.toList())56infix fun <T> Iterable<T>.shouldNotMatchInOrder(assertions: List<(T) -> Unit>) = toList().shouldNotMatchInOrder(assertions)57infix fun <T> Array<T>.shouldNotMatchInOrder(assertions: List<(T) -> Unit>) = asList().shouldNotMatchInOrder(assertions)58infix fun <T> List<T>.shouldNotMatchInOrder(assertions: List<(T) -> Unit>) = this shouldNot matchInOrder(assertions.toList(), allowGaps = false)59fun <T> Iterable<T>.shouldMatchInOrderSubset(vararg assertions: (T) -> Unit) = toList().shouldMatchInOrderSubset(assertions.toList())60fun <T> Array<T>.shouldMatchInOrderSubset(vararg assertions: (T) -> Unit) = asList().shouldMatchInOrderSubset(assertions.toList())61fun <T> List<T>.shouldMatchInOrderSubset(vararg assertions: (T) -> Unit) = this.shouldMatchInOrderSubset(assertions.toList())62infix fun <T> Iterable<T>.shouldMatchInOrderSubset(assertions: List<(T) -> Unit>) = toList().shouldMatchInOrderSubset(assertions)63infix fun <T> Array<T>.shouldMatchInOrderSubset(assertions: List<(T) -> Unit>) = asList().shouldMatchInOrderSubset(assertions)64infix fun <T> List<T>.shouldMatchInOrderSubset(assertions: List<(T) -> Unit>) = this should matchInOrder(assertions.toList(), allowGaps = true)65fun <T> Iterable<T>.shouldNotMatchInOrderSubset(vararg assertions: (T) -> Unit) = toList().shouldNotMatchInOrderSubset(assertions.toList())66fun <T> Array<T>.shouldNotMatchInOrderSubset(vararg assertions: (T) -> Unit) = asList().shouldNotMatchInOrderSubset(assertions.toList())67fun <T> List<T>.shouldNotMatchInOrderSubset(vararg assertions: (T) -> Unit) = this.shouldNotMatchInOrderSubset(assertions.toList())68infix fun <T> Iterable<T>.shouldNotMatchInOrderSubset(assertions: List<(T) -> Unit>) = toList().shouldNotMatchInOrderSubset(assertions)69infix fun <T> Array<T>.shouldNotMatchInOrderSubset(assertions: List<(T) -> Unit>) = asList().shouldNotMatchInOrderSubset(assertions)70infix fun <T> List<T>.shouldNotMatchInOrderSubset(assertions: List<(T) -> Unit>) = this shouldNot matchInOrder(assertions.toList(), allowGaps = true)71fun <T> Iterable<T>.shouldMatchEach(vararg assertions: (T) -> Unit) = toList().shouldMatchEach(assertions.toList())72fun <T> Array<T>.shouldMatchEach(vararg assertions: (T) -> Unit) = asList().shouldMatchEach(assertions.toList())73fun <T> List<T>.shouldMatchEach(vararg assertions: (T) -> Unit) = this.shouldMatchEach(assertions.toList())74infix fun <T> Iterable<T>.shouldMatchEach(assertions: List<(T) -> Unit>) = toList().shouldMatchEach(assertions)75infix fun <T> Array<T>.shouldMatchEach(assertions: List<(T) -> Unit>) = asList().shouldMatchEach(assertions)76infix fun <T> List<T>.shouldMatchEach(assertions: List<(T) -> Unit>) = this should matchEach(assertions.toList())77fun <T> Iterable<T>.shouldNotMatchEach(vararg assertions: (T) -> Unit) = toList().shouldNotMatchEach(assertions.toList())78fun <T> Array<T>.shouldNotMatchEach(vararg assertions: (T) -> Unit) = asList().shouldNotMatchEach(assertions.toList())79fun <T> List<T>.shouldNotMatchEach(vararg assertions: (T) -> Unit) = this.shouldNotMatchEach(assertions.toList())80infix fun <T> Iterable<T>.shouldNotMatchEach(assertions: List<(T) -> Unit>) = toList().shouldNotMatchEach(assertions)81infix fun <T> Array<T>.shouldNotMatchEach(assertions: List<(T) -> Unit>) = asList().shouldNotMatchEach(assertions)82infix fun <T> List<T>.shouldNotMatchEach(assertions: List<(T) -> Unit>) = this shouldNot matchEach(assertions.toList())83fun <T> Iterable<T>.shouldExistInOrder(vararg ps: (T) -> Boolean) = toList().shouldExistInOrder(ps.toList())84fun <T> Array<T>.shouldExistInOrder(vararg ps: (T) -> Boolean) = asList().shouldExistInOrder(ps.toList())85fun <T> List<T>.shouldExistInOrder(vararg ps: (T) -> Boolean) = this.shouldExistInOrder(ps.toList())86infix fun <T> Iterable<T>.shouldExistInOrder(expected: List<(T) -> Boolean>) = toList().shouldExistInOrder(expected)87infix fun <T> Array<T>.shouldExistInOrder(expected: List<(T) -> Boolean>) = asList().shouldExistInOrder(expected)88infix fun <T> List<T>.shouldExistInOrder(expected: List<(T) -> Boolean>) = this should existInOrder(expected)89infix fun <T> Iterable<T>.shouldNotExistInOrder(expected: Iterable<(T) -> Boolean>) =90   toList().shouldNotExistInOrder(expected.toList())91infix fun <T> Array<T>.shouldNotExistInOrder(expected: Array<(T) -> Boolean>) =92   asList().shouldNotExistInOrder(expected.asList())93infix fun <T> Iterable<T>.shouldNotExistInOrder(expected: List<(T) -> Boolean>) =94   toList().shouldNotExistInOrder(expected)95infix fun <T> Array<T>.shouldNotExistInOrder(expected: List<(T) -> Boolean>) = asList().shouldNotExistInOrder(expected)96infix fun <T> List<T>.shouldNotExistInOrder(expected: List<(T) -> Boolean>) = this shouldNot existInOrder(expected)97fun <T> Iterable<T>.shouldContainAnyOf(vararg ts: T) = toList().shouldContainAnyOf(ts)98fun <T> Array<T>.shouldContainAnyOf(vararg ts: T) = asList().shouldContainAnyOf(ts)99fun <T> Collection<T>.shouldContainAnyOf(vararg ts: T) = this should containAnyOf(ts.asList())100fun <T> Iterable<T>.shouldNotContainAnyOf(vararg ts: T) = toList().shouldNotContainAnyOf(ts)101fun <T> Array<T>.shouldNotContainAnyOf(vararg ts: T) = asList().shouldNotContainAnyOf(ts)102fun <T> Collection<T>.shouldNotContainAnyOf(vararg ts: T) = this shouldNot containAnyOf(ts.asList())103infix fun <T> Iterable<T>.shouldContainAnyOf(ts: Collection<T>) = toList().shouldContainAnyOf(ts)104infix fun <T> Array<T>.shouldContainAnyOf(ts: Collection<T>) = asList().shouldContainAnyOf(ts)105infix fun <T> Collection<T>.shouldContainAnyOf(ts: Collection<T>) = this should containAnyOf(ts)106infix fun <T> Iterable<T>.shouldNotContainAnyOf(ts: Collection<T>) = toList().shouldNotContainAnyOf(ts)107infix fun <T> Array<T>.shouldNotContainAnyOf(ts: Collection<T>) = asList().shouldNotContainAnyOf(ts)108infix fun <T> Collection<T>.shouldNotContainAnyOf(ts: Collection<T>) = this shouldNot containAnyOf(ts)109fun <T> containAnyOf(ts: Collection<T>) = object : Matcher<Collection<T>> {110   override fun test(value: Collection<T>): MatcherResult {111      if (ts.isEmpty()) throwEmptyCollectionError()112      return MatcherResult(113         ts.any { it in value },114         { "Collection ${value.print().value} should contain any of ${ts.print().value}" },115         { "Collection ${value.print().value} should not contain any of ${ts.print().value}" }116      )117   }118}119internal fun throwEmptyCollectionError(): Nothing {120   throw AssertionError("Asserting content on empty collection. Use Collection.shouldBeEmpty() instead.")121}...

Collection.shouldNotContainAnyOf

Using AI Code Generation

1assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(listOf(4, 5, 6))2assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(4, 5, 6)3assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(listOf(1, 2, 3))4assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(1, 2, 3)5assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(listOf(1, 2, 3))6assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(1, 2, 3)7assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(listOf(1, 2, 3))8assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(1, 2, 3)9assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(listOf(1, 2, 3))10assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(1, 2, 3)11assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(listOf(1, 2, 3))12assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(1, 2, 3)13assertThat(listOf(1, 2, 3)).shouldNotContainAnyOf(listOf(1,

Collection.shouldNotContainAnyOf

Using AI Code Generation

1    shouldNotContainAnyOf(listOf(1, 2, 3), listOf(4, 5, 6)) shouldBe true2    shouldNotContainAnyOf(listOf(1, 2, 3), listOf(4, 5, 6)) shouldBe false3    shouldBeEmpty(listOf()) shouldBe true4    shouldBeEmpty(listOf(1, 2, 3)) shouldBe false5    shouldNotBeEmpty(listOf(1, 2, 3)) shouldBe true6    shouldNotBeEmpty(listOf()) shouldBe false7    shouldBeIn(listOf(1, 2, 3), listOf(1, 2, 3)) shouldBe true8    shouldBeIn(listOf(1, 2, 3), listOf(4, 5, 6)) shouldBe false9    shouldNotBeIn(listOf(1, 2, 3), listOf(4, 5, 6)) shouldBe true10    shouldNotBeIn(listOf(1, 2, 3), listOf(1, 2, 3)) shouldBe false11    shouldHaveAtLeastOneElementThat(listOf(1, 2, 3)) { it % 2 == 0 } shouldBe true12    shouldHaveAtLeastOneElementThat(listOf(1, 2, 3)) { it % 2 == 1 } shouldBe false13    shouldHaveAtLeastOneElement(listOf(1, 2, 3)) shouldBe true14    shouldHaveAtLeastOneElement(listOf()) shouldBe false

Collection.shouldNotContainAnyOf

Using AI Code Generation

11. import io.kotest.matchers.collections.shouldNotContainAnyOf22. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)33. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)44. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)55. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)66. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)77. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)88. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)99. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)1010. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)1111. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)1212. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)1313. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6, 7, 8, 9, 10)1414. listOf(1, 2, 3, 4, 5).shouldNotContainAnyOf(6,

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