assertEquals(expectedData, data.trim()); } Here we pass theFileInputStreamobject to the methodtoString()ofIOUtilsclass. This utility class acts in the same way as the previous one in order to create anInputStreaminstance and read data. 4. Reading withBufferedReader Now let’s focus on diff...
assertEquals(resultList.get(resultList.size() -1),"A"); }Copy 4. At a Specific Index Stream (java.util.stream)in Java is a sequence of elements supporting sequential and parallel aggregate operations. There is no function for adding a value to a specific index since it’s not designed f...
The test failed because we expected the result to be 1, which is the number of i’s in thethis is a java examplestring, but actually, there are two occurrences of i’s in it, so the test failed. Test Case 1: importstaticorg.junit.Assert.assertEquals;importorg.junit.Test;publicclassJ...
@Test public void shouldGetCountOfEmployees() { EmployeeController employeeController =new EmployeeController(new EmployeeService()); Assert.assertEquals(10,employeeController.getProjectedEmployeeCount()); } 在运行测试时,它肯定会失败,并带有以下异常。java.lang.UnsupportedOperationException at com.howtodoinj...
StubTestJava.java: importstaticorg.junit.Assert.assertEquals;importjava.util.Arrays;importjava.util.List;importorg.junit.Test;importtestexample.services.Service;publicclassStubTestJava{@TestpublicvoidwhenCallServiceIsStubbed(){JavaExample service=newJavaExample(newStubService());assertEquals(4,service.get...
Now the final part is to write the JUnit test after setting up the project. Open the previously created test class file inside thesrc/test/javafolder. importorg.junit.jupiter.api.Test; importstaticorg.junit.jupiter.api.Assertions.assertEquals; ...
assertEquals; import java.util.HashMap; import java.util.Map; import org.junit.Before; import org.junit.Test; public class MyMapTest { @Before public void setUp() throws Exception { } @Test public void testStandardMap() { // Standard Map Map<String, Integer> map = new HashMap<String,...
voidMethod(); }); assertEquals("Void method failed", exception.getMessage()); } } In this example: 1. The voidMethod() is mocked to throw a RuntimeException with the message “Void method failed”. 2. The test checks that the exception is thrown and ensures the message matches the ...
在JUnit测试中使用Mockito抛出异常,可以按照以下步骤进行: 导入必要的JUnit和Mockito库: 确保你的项目中已经包含了JUnit和Mockito的依赖。如果你使用的是Maven或Gradle等构建工具,你需要在pom.xml或build.gradle文件中添加相应的依赖。 创建一个JUnit测试方法: 编写一个JUnit测试类,并在其中创建一个测试方法。 在测试方法...
@DisplayName("Add operation test")@RepeatedTest(value=5,name=RepeatedTest.LONG_DISPLAY_NAME)voidaddNumber(TestInfotestInfo){Assertions.assertEquals(2,Calculator.add(1,1),"1 + 1 should equal 2");} 3. RepetitionInfo interface RepetitionInfois used to fetch information about the current repetition ...