[Live Now] Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Join for FREE! Join TestMu Conference

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)

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.