TestMu Conference is Back! Future of Testing + AI LambdaTest G2 Announcement

How to use throwsNullPointerException method of samples.junit48.rules.ThrowingRuleTest class

Best Powermock code snippet using samples.junit48.rules.ThrowingRuleTest.throwsNullPointerException

Source:ThrowingRuleTest.java

...29public class ThrowingRuleTest {30    @Rule31    public ExpectedException thrown = ExpectedException.none();32    @Test33    public void throwsNullPointerException() {34        thrown.expect(RuntimeException.class);35        throw new RuntimeException();36    }37    @Test38    public void throwsNullPointerExceptionWithMessage() {39        thrown.expect(NullPointerException.class);40        thrown.expectMessage("What happened?");41        throw new NullPointerException("What happened?");42    }43    @Test(expected = NullPointerException.class)44    public void unexpectAssertionErrorFailsTestCorrectly() {45        throw new NullPointerException("What happened?");46    }47}...

throwsNullPointerException

Using AI Code Generation

1public class SampleTest {2    public ThrowingRule rule = new ThrowingRule();3    public void testRule() {4        rule.throwsNullPointerException();5    }6}7public class SampleTest {8    public ThrowingRule rule = new ThrowingRule();9    public void testRule() {10        rule.throwsNullPointerException();11    }12}13public class SampleTest {14    public ThrowingRule rule = new ThrowingRule();15    public void testRule() {16        rule.throwsNullPointerException();17    }18}19public class SampleTest {20    public ThrowingRule rule = new ThrowingRule();21    public void testRule() {22        rule.throwsNullPointerException();23    }24}25public class SampleTest {26    public ThrowingRule rule = new ThrowingRule();27    public void testRule() {28        rule.throwsNullPointerException();29    }30}31public class SampleTest {32    public ThrowingRule rule = new ThrowingRule();33    public void testRule() {34        rule.throwsNullPointerException();35    }36}37public class SampleTest {38    public ThrowingRule rule = new ThrowingRule();39    public void testRule() {40        rule.throwsNullPointerException();41    }42}43public class SampleTest {44    public ThrowingRule rule = new ThrowingRule();45    public void testRule() {

throwsNullPointerException

Using AI Code Generation

1import org.junit.Test;2import static org.junit.Assert.*;3import org.junit.Rule;4import org.junit.rules.TestRule;5import org.junit.rules.ExpectedException;6import samples.junit48.rules.ThrowingRuleTest;7public class ThrowingRuleTestTest {8    public TestRule thrown = ExpectedException.none();9    public void throwsNullPointerException() throws Exception {10        thrown.expect(NullPointerException.class);11        new ThrowingRuleTest().throwsNullPointerException();12    }13}14	at samples.junit48.rules.ThrowingRuleTest.throwsNullPointerException(ThrowingRuleTest.java:37)15	at samples.junit48.rules.ThrowingRuleTestTest.throwsNullPointerException(ThrowingRuleTestTest.java:19)16import org.junit.Test;17import static org.junit.Assert.*;18import org.junit.Rule;19import org.junit.rules.TestRule;20import org.junit.rules.ExpectedException;21import samples.junit48.rules.ThrowingRuleTest;22public class ThrowingRuleTestTest {23    public TestRule thrown = ExpectedException.none();24    public void throwsNullPointerException() throws Exception {25        thrown.expect(NullPointerException.class);26        thrown.expectMessage("NullPointerException message");27        new ThrowingRuleTest().throwsNullPointerException();28    }29}30	at samples.junit48.rules.ThrowingRuleTest.throwsNullPointerException(ThrowingRuleTest.java:37)31	at samples.junit48.rules.ThrowingRuleTestTest.throwsNullPointerException(ThrowingRuleTestTest.java:19)32import org.junit.Test;33import static org.junit.Assert.*;34import org.junit.Rule;35import org.junit.rules.TestRule;36import org.junit.rules.ExpectedException;37import samples.junit48.rules.ThrowingRuleTest;38public class ThrowingRuleTestTest {39    public TestRule thrown = ExpectedException.none();40    public void throwsNullPointerException() throws Exception {41        thrown.expect(NullPointerException.class);42        thrown.expectMessage("NullPointerException message");43        thrown.expectCause(new ThrowableCauseMatcher());44        new ThrowingRuleTest().throwsNullPointerException();45    }46}

throwsNullPointerException

Using AI Code Generation

1    public void testThrowsNullPointerException() throws Exception {2        ThrowingRuleTest throwsNullPointerException = new ThrowingRuleTest();3        throwsNullPointerException.throwsNullPointerException();4    }5}6package samples.junit48.rules;7import org.junit.Rule;8import org.junit.Test;9import org.junit.rules.ExpectedException;10public class ThrowingRuleTest {11    public ExpectedException thrown = ExpectedException.none();12    public void throwsNullPointerException() {13        thrown.expect(NullPointerException.class);14        throw new NullPointerException();15    }16    public void throwsIllegalArgumentException() {17        thrown.expect(IllegalArgumentException.class);18        throw new IllegalArgumentException();19    }20}21package samples.junit48.rules;22import org.junit.Rule;23import org.junit.Test;24import org.junit.rules.ExpectedException;25public class ThrowingRuleTest {26    public ExpectedException thrown = ExpectedException.none();27    public void throwsNullPointerException() {28        thrown.expect(NullPointerException.class);29        throw new NullPointerException();30    }31    public void throwsIllegalArgumentException() {32        thrown.expect(IllegalArgumentException.class);33        throw new IllegalArgumentException();34    }35}36package samples.junit48.rules;37import org.junit.Rule;38import org.junit.Test;39import org.junit.rules.ExpectedException;40public class ThrowingRuleTest {41    public ExpectedException thrown = ExpectedException.none();42    public void throwsNullPointerException() {

throwsNullPointerException

Using AI Code Generation

1public static boolean throwsNullPointerException() throws java.lang.Exception {2    try {3        samples.junit48.rules.ThrowingRuleTest.throwsNullPointerException();4        return true;5    } catch (java.lang.Exception e) {6        throw e;7    }8}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.