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/*******************************************************************************
* Copyright (c) 2009, 2020 Mountainminds GmbH & Co. KG and Contributors
* This program and the accompanying materials are made available under
* the terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Marc R. Hoffmann - initial API and implementation
*
*******************************************************************************/
package org.jacoco.examples;
import static org.jacoco.examples.ConsoleOutput.containsLine;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import org.junit.Rule;
import org.junit.Test;
/**
* Tests for {@link ClassInfo}.
*/
public class ClassInfoTest {
@Rule
public ConsoleOutput console = new ConsoleOutput();
@Test
public void testRunExample() throws Exception {
final String[] args = new String[] { createClassFile() };
new ClassInfo(console.stream).execute(args);
console.expect(containsLine(
"class name: org/jacoco/examples/ClassInfoTest"));
console.expect(containsLine("methods: 3"));
console.expect(containsLine("branches: 2"));
console.expect(containsLine("complexity: 4"));
}
private String createClassFile() throws IOException {
InputStream in = getClass()
.getResource(getClass().getSimpleName() + ".class")
.openStream();
File f = File.createTempFile("Example", ".class");
FileOutputStream out = new FileOutputStream(f);
int b;
while ((b = in.read()) != -1) {
out.write(b);
}
in.close();
out.close();
return f.getPath();
}
}
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