Merge pull request #6272 from dkapil/feature/BAEL-2129_codemovement
Feature/bael 2129 codemovement
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@@ -1,63 +0,0 @@
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package com.baeldung.voidtypes
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import org.junit.jupiter.api.Test
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import kotlin.test.assertNull
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import kotlin.test.assertTrue
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class VoidTypesUnitTest {
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// Un-commenting below methods will result into compilation error
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// as the syntax used is incorrect and is used for explanation in tutorial.
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// fun returnTypeAsVoidAttempt1(): Void {
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// println("Trying with Void as return type")
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// }
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// fun returnTypeAsVoidAttempt2(): Void {
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// println("Trying with Void as return type")
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// return null
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// }
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fun returnTypeAsVoidSuccess(): Void? {
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println("Function can have Void as return type")
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return null
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}
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fun unitReturnTypeForNonMeaningfulReturns(): Unit {
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println("No meaningful return")
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}
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fun unitReturnTypeIsImplicit() {
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println("Unit Return type is implicit")
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}
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fun alwaysThrowException(): Nothing {
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throw IllegalArgumentException()
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}
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fun invokeANothingOnlyFunction() {
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alwaysThrowException()
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var name = "Tom"
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}
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@Test
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fun givenJavaVoidFunction_thenMappedToKotlinUnit() {
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assertTrue(System.out.println() is Unit)
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}
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@Test
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fun givenVoidReturnType_thenReturnsNullOnly() {
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assertNull(returnTypeAsVoidSuccess())
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}
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@Test
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fun givenUnitReturnTypeDeclared_thenReturnsOfTypeUnit() {
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assertTrue(unitReturnTypeForNonMeaningfulReturns() is Unit)
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}
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@Test
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fun givenUnitReturnTypeNotDeclared_thenReturnsOfTypeUnit() {
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assertTrue(unitReturnTypeIsImplicit() is Unit)
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}
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}
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