Added Kotlin examples with JUnit5 and Mockito

Author: SmartToolFactory

Tutorial3-1JUnit5/build.gradle

@@ -37,6 +37,9 @@ dependencies {
  // Mockito
  testImplementation 'org.mockito:mockito-core:3.0.0'
 
+ // Mockito for JUnit 5
+ testImplementation 'org.mockito:mockito-junit-jupiter:3.0.0'
+
  // Hamcrest
  testImplementation "org.hamcrest:hamcrest-all:$hamcrestVersion"
 

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/NestedTestSimpleExample.java

@@ -7,7 +7,7 @@
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
 
-public class NestedTestSimpleExample {
+class NestedTestSimpleExample {
 
  @BeforeAll
  static void setUpBeforeClass() throws Exception {

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test9Order1OrderAnnotation.java renamed to Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test10Order1OrderAnnotation.java

@@ -9,7 +9,7 @@
  *
  */
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
-class Test9Order1OrderAnnotation {
+class Test10Order1OrderAnnotation {
 
 
  @Test

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test9Order2AlphaNumeric.java renamed to Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test10Order2AlphaNumeric.java

@@ -9,7 +9,7 @@
  * Tests run in order with the name given to methods based on alphanumeric ordering
  */
 @TestMethodOrder(MethodOrderer.Alphanumeric.class)
-class Test9Order2AlphaNumeric {
+class Test10Order2AlphaNumeric {
 
  @Test
  void testC() {

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test2DisplayAndDisabled.java

@@ -10,9 +10,8 @@
  *
  * <p></p>
  * Disabled test are ignored.
- *
  */
-public class Test2DisplayAndDisabled {
+class Test2DisplayAndDisabled {
 
 
  @DisplayName("Single test successful")

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test3Assertions.java

@@ -31,7 +31,7 @@
  * N/A assertTimeOut
  * N/A assertTimeoutPreemptively
  */
-public class Test3Assertions {
+class Test3Assertions {
 
  private final Calculator calculator = new Calculator();
 

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test4Exception.java

@@ -0,0 +1,38 @@
+package com.smarttoolfactory.tutorial3_1_junit5;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class Test4Exception {
+
+ @Test
+ void whenExceptionThrown_thenAssertionSucceeds() {
+
+ Exception exception = assertThrows(NumberFormatException.class, () -> Integer.parseInt("1a"));
+
+ String expectedMessage = "For input string";
+ String actualMessage = exception.getMessage();
+
+ assertTrue(actualMessage.contains(expectedMessage));
+ }
+
+ @Test
+ void test_exception() {
+
+ Exception exception = assertThrows(
+ ArithmeticException.class,
+ () -> divide(1, 0));
+
+ assertEquals("/ by zero", exception.getMessage());
+
+ assertTrue(exception.getMessage().contains("zero"));
+
+ }
+
+ int divide(int input, int divide) {
+ return input / divide;
+ }
+}

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test4Parameterized.java renamed to Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test5ParameterizedTests.java

@@ -26,7 +26,7 @@
 import static org.junit.jupiter.params.provider.Arguments.arguments;
 import static org.junit.jupiter.params.provider.EnumSource.Mode.EXCLUDE;
 
-class Test4Parameterized {
+class Test5ParameterizedTests {
 
  /*
  @ValueSource

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test5Assumptions.java renamed to Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test6Assumptions.java

@@ -19,7 +19,7 @@
  * <p></p>
  * Assumptions also understand lambda expressions.
  */
-class Test5Assumptions {
+class Test6Assumptions {
 
  @Test
  void testOnDev() {
@@ -31,7 +31,7 @@ void testOnDev() {
  @Test
  void testOnProd() {
  System.setProperty("ENV", "PROD");
- assumeTrue("DEV".equals(System.getProperty("ENV")), Test5Assumptions::message);
+ assumeTrue("DEV".equals(System.getProperty("ENV")), Test6Assumptions::message);
  //remainder of test will be aborted
  }
 

Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test6Nested.java renamed to Tutorial3-1JUnit5/src/test/java/com/smarttoolfactory/tutorial3_1_junit5/Test7NestedTests.java

@@ -14,7 +14,7 @@
 import org.junit.jupiter.api.Test;
 
 @DisplayName("A stack")
-class Test6Nested {
+class Test7NestedTests {
 
  Stack<Object> stack;