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How to use RootScope.withData method of io.kotest.datatest.root class

Best Kotest code snippet using io.kotest.datatest.root.RootScope.withData

tests.kt

Source:tests.kt

1package io.kotest.datatest2import io.kotest.common.ExperimentalKotest3import io.kotest.core.spec.style.scopes.ContainerScope4import io.kotest.core.spec.style.scopes.RootScope5import io.kotest.matchers.collections.shouldContainExactly6import io.kotest.matchers.shouldBe7import io.kotest.matchers.string.shouldHaveLength8data class PythagTriple(val a: Int, val b: Int, val c: Int)9@ExperimentalKotest10fun RootScope.registerRootTests(): MutableList<String> {11   val results = mutableListOf<String>()12   withData(13      PythagTriple(3, 4, 5),14      PythagTriple(6, 8, 10),15   ) { (a, b, c) ->16      a * a + b * b shouldBe c * c17   }18   withData(19      sequenceOf(20         PythagTriple(8, 15, 17),21         PythagTriple(9, 12, 15),22         PythagTriple(15, 20, 25),23      )24   ) { (a, b, c) ->25      a * a + b * b shouldBe c * c26   }27   withData(28      mapOf(29         "foo" to 2,30         "foo" to 4,31      )32   ) { a ->33      a % 2 shouldBe 034      if (a == 2) this.testCase.name.testName shouldBe "foo"35   }36   withData("a", "b") { a ->37      withData(sequenceOf("x", "y")) { b ->38         a + b shouldHaveLength 239         results.add(a + b)40      }41   }42   // testing repeated names get mangled43   withData("a", "b") { a ->44      withData(sequenceOf("x", "y")) { b ->45         a + b shouldHaveLength 246         results.add(a + b)47      }48   }49   // we already had a / b so the names should be mangled50   withData(51      mapOf(52         "a" to 2,53         "b" to 4,54      )55   ) { arg ->56      arg % 2 shouldBe 057      if (arg == 2) this.testCase.name.testName shouldBe "(2) a"58      if (arg == 4) this.testCase.name.testName shouldBe "(2) b"59   }60   withData("p", "q") { a ->61      withData(listOf("r", "s")) { b ->62         withData(sequenceOf("x", "y")) { c ->63            a + b + c shouldHaveLength 364            results.add(a + b + c)65         }66      }67   }68   return results69}70@ExperimentalKotest71suspend fun ContainerScope.registerContextTests(): MutableList<String> {72   val results = mutableListOf<String>()73   withData(74      PythagTriple(3, 4, 5),75      PythagTriple(6, 8, 10),76   ) { (a, b, c) ->77      a * a + b * b shouldBe c * c78   }79   withData(80      PythagTriple(8, 15, 17),81      PythagTriple(9, 12, 15),82      PythagTriple(15, 20, 25),83   ) { (a, b, c) ->84      a * a + b * b shouldBe c * c85   }86   withData(87      mapOf(88         "foo" to 2,89         "foo" to 4,90      )91   ) { a ->92      a % 2 shouldBe 093      if (a == 2) this.testCase.name.testName shouldBe "foo"94   }95   withData("a", "b") { a ->96      withData(sequenceOf("x", "y")) { b ->97         a + b shouldHaveLength 298         results.add(a + b)99      }100   }101   // testing repeated names get mapped102   withData("a", "b") { a ->103      withData(sequenceOf("x", "y")) { b ->104         a + b shouldHaveLength 2105         results.add(a + b)106      }107   }108   // we already had a / b so the names should be mangled109   withData(110      mapOf(111         "a" to 2,112         "b" to 4,113      )114   ) { arg ->115      arg % 2 shouldBe 0116      if (arg == 2) this.testCase.name.testName shouldBe "(2) a"117      if (arg == 4) this.testCase.name.testName shouldBe "(2) b"118   }119   withData("p", "q") { a ->120      withData(listOf("r", "s")) { b ->121         withData(sequenceOf("x", "y")) { c ->122            a + b + c shouldHaveLength 3123            results.add(a + b + c)124         }125      }126   }127   return results128}129fun List<String>.assertDataTestResults() {130   shouldContainExactly(131      "ax",132      "ay",133      "bx",134      "by",135      "ax",136      "ay",137      "bx",138      "by",139      "prx",140      "pry",141      "psx",142      "psy",143      "qrx",144      "qry",145      "qsx",146      "qsy",147   )148}...

root.kt

Source:root.kt

1package io.kotest.datatest2import io.kotest.core.names.TestName3import io.kotest.core.spec.style.scopes.ContainerScope4import io.kotest.core.spec.style.scopes.RootScope5import io.kotest.core.spec.style.scopes.addTest6import io.kotest.core.test.Identifiers7import io.kotest.core.test.TestType8import kotlin.jvm.JvmName9/**10 * Registers tests at the root level for each element.11 *12 * The test name will be generated from the stable properties of the elements. See [Identifiers].13 */14fun <T> RootScope.withData(first: T, second: T, vararg rest: T, test: suspend ContainerScope.(T) -> Unit) {15   withData(listOf(first, second) + rest, test)16}17fun <T> RootScope.withData(18   nameFn: (T) -> String,19   first: T,20   second: T,21   vararg rest: T,22   test: suspend ContainerScope.(T) -> Unit23) = withData(nameFn, listOf(first, second) + rest, test)24/**25 * Registers tests at the root level for each element of [ts].26 *27 * The test name will be generated from the stable properties of the elements. See [Identifiers].28 */29fun <T> RootScope.withData(ts: Sequence<T>, test: suspend ContainerScope.(T) -> Unit) {30   withData(ts.toList(), test)31}32/**33 * Registers tests at the root level for each element of [ts].34 *35 * The test name will be generated from the stable properties of the elements. See [Identifiers].36 */37fun <T> RootScope.withData(nameFn: (T) -> String, ts: Sequence<T>, test: suspend ContainerScope.(T) -> Unit) {38   withData(nameFn, ts.toList(), test)39}40/**41 * Registers tests at the root level for each element of [ts].42 *43 * The test name will be generated from the stable properties of the elements. See [Identifiers].44 */45fun <T> RootScope.withData(ts: Collection<T>, test: suspend ContainerScope.(T) -> Unit) {46   withData({ getStableIdentifier(it) }, ts, test)47}48/**49 * Registers tests at the root level for each element of [ts].50 *51 * The test name will be generated from the given [nameFn] function.52 */53fun <T> RootScope.withData(54   nameFn: (T) -> String,55   ts: Collection<T>,56   test: suspend ContainerScope.(T) -> Unit57) {58   ts.forEach { t ->59      addTest(TestName(nameFn(t)), false, null, TestType.Dynamic) { test(t) }60   }61}62/**63 * Registers tests at the root level for each tuple of [data], with the first value of the tuple64 * used as the test name, and the second value passed to the test.65 */66@JvmName("withDataMap")67fun <T> RootScope.withData(data: Map<String, T>, test: suspend ContainerScope.(T) -> Unit) {68   data.forEach { (name, t) ->69      addTest(TestName(name), false, null, TestType.Dynamic) { test(t) }70   }71}...

RootScope.withData

Using AI Code Generation

1val data = listOf(1, 2, 3)2withData(data) { item ->3}4val data = listOf(1, 2, 3)5withData(data) { item ->6}7val data = listOf(1, 2, 3)8withData(data) { item ->9}10val data = listOf(1, 2, 3)11withData(data) { item ->12}13val data = listOf(1, 2, 3)14withData(data) { item ->15}16val data = listOf(1, 2, 3)17withData(data) { item ->18}19val data = listOf(1, 2, 3)20withData(data) { item ->21}22val data = listOf(1, 2, 3)23withData(data) { item ->24}25val data = listOf(1, 2, 3)26withData(data) { item ->27}28val data = listOf(1, 2, 3)29withData(data) { item ->30}31val data = listOf(1, 2, 3)32withData(data) { item ->33}

RootScope.withData

Using AI Code Generation

1    val root = RootScope.withData(2    root.forAll { a, b ->3    }4    val root = RootScope.withData(5    root.forAll { a, b ->6    }7    root.forAll { a, b ->8    }9    	at io.kotest.core.spec.SpecExecutor$executeRootScope$1.invoke(SpecExecutor.kt:85)10    	at io.kotest.core.spec.SpecExecutor$executeRootScope$1.invoke(SpecExecutor.kt:36)11    	at io.kotest.core.spec.SpecExecutor$executeRootScope$1.invoke(SpecExecutor.kt:36)12    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:111)13    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)14    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)15    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)16    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)17    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)18    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)19    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)20    	at io.kotest.engine.spec.SpecRunner$runRootTests$1$1.invoke(SpecRunner.kt:110)21    	at io.kotest.engine.spec.SpecRunner$runRootTests$1.invoke(SpecRunner.kt:110)

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