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How to use errorMessageForTestFailure method of io.kotest.matchers.future.matchers class

Best Kotest code snippet using io.kotest.matchers.future.matchers.errorMessageForTestFailure

matchers.kt

Source:matchers.kt

...47   override fun test(value: CompletableFuture<*>): MatcherResult {48      val exception = value.runCatching { get() }.exceptionOrNull()49      return MatcherResult(50         exception != null && exception.cause == throwable,51         { errorMessageForTestFailure(exception?.cause, throwable) },52         { "Expected future not to fail with ${exception?.cause}, but it did fail with it." }53      )54   }55}56internal fun errorMessageForTestFailure(actualException: Throwable?, expectedException: Throwable): String {57   if (actualException == null) {58      return "Expected future to fail with $expectedException, but it did not failed with any exception"59   }60   return "Expected future to fail with $expectedException, but it failed with $actualException"61}...

errorMessageForTestFailure

Using AI Code Generation

1    import io.kotest.matchers.future.matchers.errorMessageForTestFailure2    import io.kotest.matchers.future.matchers.errorMessageForTestFailure3    import io.kotest.matchers.future.matchers.errorMessageForTestFailure4    import io.kotest.matchers.future.matchers.errorMessageForTestFailure5    import io.kotest.matchers.future.matchers.errorMessageForTestFailure6    import io.kotest.matchers.future.matchers.errorMessageForTestFailure

errorMessageForTestFailure

Using AI Code Generation

1    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"2    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"3    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"4    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"5    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"6    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"7    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"8    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"9    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"10    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"11    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"12    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"13    errorMessageForTestFailure(future, "Hello World") shouldBe "Hello World"

errorMessageForTestFailure

Using AI Code Generation

1val future = Future.failed<String>(Exception("Future failed"))2future.shouldFailWithMessage("Future failed")3val future = Future.failed<String>(Exception("Future failed"))4future.shouldFailWithMessage("Future failed")5val future = Future.failed<String>(Exception("Future failed"))6future.shouldFailWithMessage("Future failed")7val future = Future.failed<String>(Exception("Future failed"))8future.shouldFailWithMessage("Future failed")9val future = Future.failed<String>(Exception("Future failed"))10future.shouldFailWithMessage("Future failed")11val future = Future.failed<String>(Exception("Future failed"))12future.shouldFailWithMessage("Future failed")13val future = Future.failed<String>(Exception("Future failed"))14future.shouldFailWithMessage("Future failed")15val future = Future.failed<String>(Exception("Future failed"))16future.shouldFailWithMessage("Future failed")17val future = Future.failed<String>(Exception("Future failed"))18future.shouldFailWithMessage("Future failed")19val future = Future.failed<String>(Exception("Future failed"))20future.shouldFailWithMessage("Future failed")21val future = Future.failed<String>(Exception("Future failed"))22future.shouldFailWithMessage("Future failed")23val future = Future.failed<String>(Exception("Future failed"))24future.shouldFailWithMessage("Future failed")

errorMessageForTestFailure

Using AI Code Generation

1import io.kotest.matchers.future.matchers.errorMessageForTestFailure2val result = future { 1 + 2 }.map { it * 2 }.await()3val result = future { 1 + 2 }.map { it * 2 }.await()4val result = future { 1 + 2 }.map { it * 2 }.await()5val result = future { 1 + 2 }.map { it * 2 }.await()6val result = future { 1 + 2 }.map { it * 2 }.await()7val result = future { 1 + 2 }.map { it * 2 }.await()8val result = future { 1 + 2 }.map { it * 2 }.await()9val result = future { 1 + 2 }.map { it * 2 }.await()10val result = future { 1 + 2 }.map { it * 2 }.await()11val result = future { 1 + 2 }.map { it * 2 }.await()

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