assertThrows 是Java 中的一个断言方法,用于测试代码是否抛出了预期的异常。这个方法属于 JUnit 测试框架中的一个重要功能,它允许开发者编写测试用例来验证在特定条件下代码是否会正确地抛出异常。 基础概念 assertThrows 方法的基本语法如下: 代码语言:txt 复制 assertThrows(expectedType, executable); expectedType 是...
示例代码(Java) 代码语言:txt 复制 import org.junit.jupiter.api.Test; import static org.junit.jupiter.api.Assertions.assertThrows; public class ExampleTest { @Test public void testDivideByZero() { Calculator calculator = new Calculator(); assertThrows(ArithmeticException.class, () -> calculator.di...
TheassertThrows()willFAIL: Ifno exception is thrownfrom theexecutableblock If an exception of a different type is thrown For example, in below example"1"is a valid number so no exception will be thrown. This test will fail with the message in the console. @TestvoidtestExpectedExceptionFail(...
Example 7Source File: OkapiTokenTest.java From okapi with Apache License 2.0 5 votes private String exceptionMessage(String token) { OkapiToken okapiToken = new OkapiToken(token); Exception e = Assert.assertThrows( IllegalArgumentException.class, () -> okapiToken.getTenant()); return e.get...
ExampleIn the following example below,We are creating three functions that are holding error messages. Then we are passing a particular function to the assert.throws() function as the first parameter and a string as the second parameter.Open Compiler...
For an example of what the implementation might look like, see: master...cushon:assertThrows jbduncan reacted with thumbs up emoji 👍 Copy link kevinb9ncommentedApr 27, 2018 I think as a general principle we would like JUnit to never discard information, in the process of failing, that...