Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use writeInstrumentedFile method of samples.powermockito.junit4.jacoco.JacocoCoverageTest class

Best Powermock code snippet using samples.powermockito.junit4.jacoco.JacocoCoverageTest.writeInstrumentedFile

Source:JacocoCoverageTest.java

...112        URL classResourceURL = getClass().getResource(classNameToFileName(className));113        File originalFile = new File(classResourceURL.toURI());114        copyOriginalFile(originalFile);115        final byte[] instrumented = instr.instrument(classResourceURL.openStream(), className);116        writeInstrumentedFile(originalFile, instrumented);117    }118    private void copyOriginalFile(File originalFile) throws IOException, URISyntaxException {119        File backup = new File(originalFile.getAbsolutePath() + ".bak");120        if (backup.exists()) {121            backup.delete();122        }123        copyFileUsingStream(originalFile, backup);124    }125    private void writeInstrumentedFile(File originalFile, byte[] instrumented) throws IOException {126        FileOutputStream fooStream = null;127        try {128            fooStream = new FileOutputStream(originalFile, false);129            fooStream.write(instrumented);130        } finally {131            if (fooStream != null) {132                fooStream.close();133            }134        }135    }136    private String classNameToFileName(String name) {return '/' + name.replace('.', '/') + ".class";}137}...

writeInstrumentedFile

Using AI Code Generation

1package samples.powermockito.junit4.jacoco;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import org.powermock.reflect.Whitebox;7import java.io.File;8import java.io.IOException;9import static org.junit.Assert.assertTrue;10import static org.powermock.api.support.membermodification.MemberMatcher.method;11import static org.powermock.api.support.membermodification.MemberModifier.suppress;12@RunWith(PowerMockRunner.class)13@PrepareForTest(JacocoCoverageTest.class)14public class JacocoCoverageTest {15    public void testWriteInstrumentedFile() throws Exception {16        suppress(method(JacocoCoverageTest.class, "writeInstrumentedFile"));17        writeInstrumentedFile(new File("test.txt"));18    }19    private void writeInstrumentedFile(File file) throws IOException {20        assertTrue(file.createNewFile());21    }22}23JacocoCoverageTest.java:24: warning: [deprecation] createNewFile() in File has been deprecated24        assertTrue(file.createNewFile());

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.