How to use captureSysErr method of org.jmock.test.acceptance.MockeryFinalizationAcceptanceTests class

Best Jmock-library code snippet using org.jmock.test.acceptance.MockeryFinalizationAcceptanceTests.captureSysErr

Source:MockeryFinalizationAcceptanceTests.java Github

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...38 if (error != null)39 System.err.println("WARNING - a previous test left output in finalization [" + error + "]");40 }41 @BeforeEach42 public void captureSysErr() {43 capturingErr.install();44 }45 @AfterEach46 public void replaceSysErr() {47 capturingErr.uninstall();48 }49 @ParameterizedTest50 @ArgumentsSource(ImposteriserParameterResolver.class)51 public void mockedInterfaceDoesntWarnOnFinalize(Imposteriser imposterImpl) {52 mockery.setImposteriser(imposterImpl);53 54 checkNoFinalizationMessage(mockery, CharSequence.class);55 }56 @ParameterizedTest...

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captureSysErr

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1> def captureSysErr = { ->2> def err = new ByteArrayOutputStream()3> System.setErr(new PrintStream(err))4> try {5> } finally {6> System.setErr(System.err)7> }8> err.toString()9> }10> def testFinalization() {11> def err = captureSysErr { ->12> def mockery = new Mockery()13> mockery.checking(new Expectations() {{14> oneOf("mock")15> }})16> mockery.assertIsSatisfied()17> }18> assert err.contains("Finalizing Mockery")

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captureSysErr

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1package org.jmock.test.acceptance;2import org.junit.Test;3import static org.junit.Assert.*;4public class MockeryFinalizationAcceptanceTests {5 public void canCaptureSysErr() {6 String sysErr = captureSysErr(() -> System.err.println("Hello"));7 assertEquals("Hello" + System.lineSeparator(), sysErr);8 }9 private String captureSysErr(Runnable runnable) {10 PrintStream sysErr = System.err;11 ByteArrayOutputStream baos = new ByteArrayOutputStream();12 PrintStream ps = new PrintStream(baos);13 System.setErr(ps);14 runnable.run();15 ps.flush();16 System.setErr(sysErr);17 return baos.toString();18 }19}20package org.jmock.test.acceptance;21import org.junit.Test;22import static org.junit.Assert.*;23public class MockeryFinalizationAcceptanceTests {24 public void canCaptureSysErr() {25 String sysErr = captureSysErr(() -> System.err.println("Hello"));26 assertEquals("Hello" + System.lineSeparator(), sysErr);27 }28 private String captureSysErr(Runnable runnable) {29 PrintStream sysErr = System.err;30 ByteArrayOutputStream baos = new ByteArrayOutputStream();31 PrintStream ps = new PrintStream(baos);32 System.setErr(ps);33 runnable.run();34 ps.flush();35 System.setErr(sysErr);36 return baos.toString();37 }38}

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captureSysErr

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1message <- captureSysErr({2 mockery <- new Mockery()3 mockery.checking(new Expectations() {4 oneOf(mockery.mock(classOf[Runnable]))5 })6 mockery.assertIsSatisfied()7})

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