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How to use assertThrowable method of org.mockitoutil.SafeJUnitRule class

Best Mockito code snippet using org.mockitoutil.SafeJUnitRule.assertThrowable

Source:SafeJUnitRule.java

...47     */48    public void expectFailure(final Class<? extends Throwable> expected, final String expectedMessage) {49        this.expectFailure(new FailureAssert() {50            public void doAssert(Throwable t) {51                assertThrowable(t, expected).hasMessage(expectedMessage);52            }53        });54    }55    /**56     * Expects that _after_ the test, the rule will fire specific exception with specific exception message57     */58    public void expectFailure(final Class<? extends Throwable> expected) {59        this.expectFailure(new FailureAssert() {60            public void doAssert(Throwable t) {61                assertThrowable(t, expected);62            }63        });64    }65    private static AbstractThrowableAssert assertThrowable(Throwable throwable, Class<? extends Throwable> expected) {66        return Assertions.assertThat(throwable).isInstanceOf(expected);67    }68    /**69     * Expects that _after_ the test, the rule will fire an exception70     */71    public void expectFailure(FailureAssert failureAssert) {72        this.failureAssert = failureAssert;73    }74    /**75     * Expects that _after_ the test, given assert will run76     */77    public void expectSuccess(Runnable successAssert) {78        this.successAssert = successAssert;79    }...

assertThrowable

Using AI Code Generation

1import org.junit.Rule;2import org.junit.Test;3import org.junit.rules.TestRule;4import org.mockito.exceptions.base.MockitoAssertionError;5import org.mockitoutil.SafeJUnitRule;6public class SafeJUnitRuleTest {7    public TestRule safeJUnit = new SafeJUnitRule();8    public void shouldFailTest() {9        assertThrowable(() -> {10            throw new RuntimeException();11        });12    }13    public void shouldFailTestWithSpecificException() {14        assertThrowable(RuntimeException.class, () -> {15            throw new RuntimeException();16        });17    }18    public void shouldFailTestWithSpecificExceptionAndExpectedMessage() {19        assertThrowable(RuntimeException.class, "expected message", () -> {20            throw new RuntimeException("expected message");21        });22    }23    public void shouldFailTestWithSpecificExceptionAndExpectedMessageAndCause() {24        assertThrowable(RuntimeException.class, "expected message", new IllegalStateException(), () -> {25            throw new RuntimeException("expected message", new IllegalStateException());26        });27    }28    public void shouldFailTestWithSpecificExceptionAndExpectedCause() {29        assertThrowable(RuntimeException.class, new IllegalStateException(), () -> {30            throw new RuntimeException(new IllegalStateException());31        });32    }33    public void shouldFailTestWithSpecificExceptionAndExpectedCauseAndMessage() {34        assertThrowable(RuntimeException.class, new IllegalStateException(), "expected message", () -> {35            throw new RuntimeException(new IllegalStateException(), "expected message");36        });37    }38    public void shouldFailTestWithSpecificExceptionAndExpectedMessageAndCauseWithSpecificMessage() {39        assertThrowable(RuntimeException.class, "expected message", new IllegalStateException("expected cause message"), () -> {40            throw new RuntimeException("expected message", new IllegalStateException("expected cause message"));41        });42    }43    public void shouldFailTestWithSpecificExceptionAndExpectedMessageAndCauseWithSpecificMessageAndCause() {44        assertThrowable(RuntimeException.class, "expected message", new IllegalStateException("expected cause message", new IllegalArgumentException()), () -> {45            throw new RuntimeException("expected message", new IllegalStateException("expected cause message", new IllegalArgumentException()));46        });47    }48    public void shouldFailTestWithSpecificExceptionAndExpectedMessageAndCauseWithSpecificCause() {49        assertThrowable(RuntimeException.class, "expected message", new IllegalStateException(new IllegalArgumentException()), () -> {50            throw new RuntimeException("expected message", new IllegalStateException(new IllegalArgumentException()));

assertThrowable

Using AI Code Generation

1package org.mockitoinline;2import org.junit.Rule;3import org.junit.Test;4import org.junit.rules.ExpectedException;5import org.junit.rules.TestRule;6import org.mockitoutil.SafeJUnitRule;7import java.io.IOException;8import static org.junit.Assert.fail;9import static org.mockito.Mockito.*;10public class SafeJUnitRuleTest {11    public TestRule safeJUnit = new SafeJUnitRule();12    public ExpectedException thrown = ExpectedException.none();13    public void should_fail_when_unstubbed_method_is_called() {14        Foo foo = mock(Foo.class);15        assertThrowable(() -> foo.doSomething()).isInstanceOf(NullPointerException.class);16    }17    public void should_fail_when_unstubbed_void_method_is_called() {18        Foo foo = mock(Foo.class);19        assertThrowable(() -> foo.doSomethingVoid()).isInstanceOf(NullPointerException.class);20    }21    public void should_fail_when_unstubbed_void_method_is_called_with_args() {22        Foo foo = mock(Foo.class);23        assertThrowable(() -> foo.doSomethingVoid("arg")).isInstanceOf(NullPointerException.class);24    }25    public void should_fail_when_unstubbed_method_is_called_with_args() {26        Foo foo = mock(Foo.class);27        assertThrowable(() -> foo.doSomething("arg")).isInstanceOf(NullPointerException.class);28    }29    public void should_fail_when_unstubbed_method_is_called_with_args_and_throws_exception() {30        Foo foo = mock(Foo.class);31        doThrow(new IOException()).when(foo).doSomething(anyString());32        assertThrowable(() -> foo.doSomething("arg")).isInstanceOf(IOException.class);33    }34    public void should_fail_when_unstubbed_method_is_called_and_throws_exception() {35        Foo foo = mock(Foo.class);36        doThrow(new IOException()).when(foo).doSomething();37        assertThrowable(() -> foo.doSomething()).isInstanceOf(IOException.class);38    }39    public void should_fail_when_unstubbed_void_method_is_called_and_throws_exception() {40        Foo foo = mock(Foo.class);

assertThrowable

Using AI Code Generation

1    public SafeJUnitRule safeJUnitRule = new SafeJUnitRule();2    public void test() {3        safeJUnitRule.assertThrowable(() -> {4        }, IllegalArgumentException.class);5    }6    public void test() {7        safeJUnitRule.assertThrowable(() -> {8        }, IllegalArgumentException.class, "some message");9    }10}11import org.junit.Rule;12import org.junit.Test;13import org.junit.rules.ExpectedException;14import org.junit.rules.TestRule;15import org.junit.runner.Description;16import org.junit.runners.model.Statement;17public class ExpectedExceptionTest {18    public ExpectedException expectedException = ExpectedException.none();19    public TestRule safeJUnitRule = new TestRule() {20        public Statement apply(Statement base, Description description) {21            return new Statement() {22                public void evaluate() throws Throwable {23                    try {24                        base.evaluate();25                    } catch (Throwable e) {26                        throw e;27                    }28                }29            };30        }31    };32    public void test() {33        expectedException.expect(IllegalArgumentException.class);34    }35    public void test() {36        expectedException.expect(IllegalArgumentException.class);37        expectedException.expectMessage("some message");38    }39}40import junit.framework.TestCase;41public class ExpectedExceptionTest extends TestCase {42    private static final String MESSAGE = "some message";43    public void test() {44        try {45            fail("should have thrown an exception");46        } catch (IllegalArgumentException e) {47            assertEquals(MESSAGE, e.getMessage());48        }49    }50}

assertThrowable

Using AI Code Generation

1import org.junit.Rule;2import org.junit.Test;3import org.junit.rules.TestRule;4import org.mockitoutil.SafeJUnitRule;5public class SafeJUnitRuleTest {6    public TestRule safeJUnitRule = new SafeJUnitRule();7    public void test() {8        assertThrowable(() -> {9            throw new Exception("exception");10        });11    }12}13assertThrows() method14static <T extends Throwable> T assertThrows(Class<T> expectedType, Executable executable)15import static org.junit.jupiter.api.Assertions.assertThrows;16import org.junit.jupiter.api.Test;17public class SafeJUnitRuleTest {18    public void test() {19        assertThrows(Exception.class, () -> {20            throw new Exception("exception");21        });22    }23}24assertThat() method25static void assertThat(String reason, Object actual, Matcher<?> matcher)26import static org.hamcrest.CoreMatchers.is;27import static org.hamcrest.MatcherAssert.assertThat;28import org.junit.Rule;29import org.junit.Test;30import org.junit.rules.TestRule;31import org.mockitoutil.SafeJUnitRule;32public class SafeJUnitRuleTest {33    public TestRule safeJUnitRule = new SafeJUnitRule();34    public void test() {35        assertThat("string", "string", is("string"));36    }37}38assertEquals() method39The assertEquals() method is used to test whether the expected

assertThrowable

Using AI Code Generation

1import org.junit.*;2import org.junit.rules.*;3import static org.junit.Assert.*;4public class TestClass {5    public SafeJUnitRule rule = new SafeJUnitRule();6    public void test() {7        rule.assertThrowable(IllegalArgumentException.class, new Runnable() {8            public void run() {9                throw new IllegalArgumentException();10            }11        });12    }13}14at org.junit.Assert.assertEquals(Assert.java:115)15at org.junit.Assert.assertEquals(Assert.java:144)16at org.mockitoutil.SafeJUnitRule.assertThrowable(SafeJUnitRule.java:32)17at TestClass.test(TestClass.java:16)

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