java-decompiler: bulk decompilation test added

master
Roman Shevchenko 10 years ago
parent ff382a6fdf
commit 7a8097321f
  1. 16
      build.xml
  2. 110
      test/org/jetbrains/java/decompiler/BulkDecompilationTest.java
  3. 86
      test/org/jetbrains/java/decompiler/DecompilerTestFixture.java
  4. 54
      test/org/jetbrains/java/decompiler/SingleClassesTest.java
  5. BIN
      testData/bulk.jar
  6. 0
      testData/bulk/META-INF/MANIFEST.MF
  7. 0
      testData/bulk/pkg/Main.java
  8. 0
      testData/bulk/pkg/res/Loader.java
  9. 0
      testData/bulk/pkg/res/resource.txt

@ -7,11 +7,15 @@
<property name="dist" value="${basedir}/fernflower.jar"/> <property name="dist" value="${basedir}/fernflower.jar"/>
<property name="test-src" value="${basedir}/test"/> <property name="test-src" value="${basedir}/test"/>
<property name="test-out" value="${basedir}/out/test"/> <property name="test-out" value="${basedir}/out/test"/>
<!-- external dependencies, adjust to your own -->
<property name="junit" value="${basedir}/../../../lib/junit-4.11.jar"/>
<property name="hamcrest" value="${basedir}/../../../lib/hamcrest-core-1.3.jar"/>
</target> </target>
<!-- external dependencies, adjust to your own -->
<path id="junit">
<file name="${basedir}/../../../lib/junit-4.11.jar"/>
<file name="${basedir}/../../../lib/hamcrest-core-1.3.jar"/>
<file name="${basedir}/../../../lib/hamcrest-library-1.3.jar"/>
</path>
<target name="clean" depends="init"> <target name="clean" depends="init">
<delete includeemptydirs="true" failonerror="false"> <delete includeemptydirs="true" failonerror="false">
<fileset dir="${out}"/> <fileset dir="${out}"/>
@ -36,13 +40,15 @@
<target name="test-compile" depends="init,compile"> <target name="test-compile" depends="init,compile">
<mkdir dir="${test-out}"/> <mkdir dir="${test-out}"/>
<javac srcdir="${test-src}" destdir="${test-out}" source="1.6" target="1.6" encoding="UTF-8" debug="true" includeantruntime="false"> <javac srcdir="${test-src}" destdir="${test-out}" source="1.6" target="1.6" encoding="UTF-8" debug="true" includeantruntime="false">
<classpath path="${out}:${junit}:${hamcrest}"/> <classpath path="${out}"/>
<classpath refid="junit"/>
</javac> </javac>
</target> </target>
<target name="test" depends="init,test-compile"> <target name="test" depends="init,test-compile">
<junit printsummary="true" haltonfailure="true"> <junit printsummary="true" haltonfailure="true">
<classpath path="${test-out}:${out}:${junit}:${hamcrest}"/> <classpath path="${test-out}:${out}"/>
<classpath refid="junit"/>
<batchtest> <batchtest>
<fileset dir="${test-src}" includes="**/*Test.java"/> <fileset dir="${test-src}" includes="**/*Test.java"/>
</batchtest> </batchtest>

@ -0,0 +1,110 @@
/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.java.decompiler;
import org.hamcrest.Matchers;
import org.jetbrains.java.decompiler.main.decompiler.ConsoleDecompiler;
import org.jetbrains.java.decompiler.util.InterpreterUtil;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.io.*;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
public class BulkDecompilationTest {
private DecompilerTestFixture fixture;
@Before
public void setUp() throws IOException {
fixture = new DecompilerTestFixture();
fixture.setUp();
}
@After
public void tearDown() {
fixture.tearDown();
fixture = null;
}
@Test
public void testDirectory() {
File classes = new File(fixture.getTempDir(), "classes");
unpack(new File(fixture.getTestDataDir(), "bulk.jar"), classes);
ConsoleDecompiler decompiler = fixture.getDecompiler();
decompiler.addSpace(classes, true);
decompiler.decompileContext();
compareDirectories(new File(fixture.getTestDataDir(), "bulk"), fixture.getTargetDir());
}
@Test
public void testJar() {
ConsoleDecompiler decompiler = fixture.getDecompiler();
decompiler.addSpace(new File(fixture.getTestDataDir(), "bulk.jar"), true);
decompiler.decompileContext();
File unpacked = new File(fixture.getTempDir(), "unpacked");
unpack(new File(fixture.getTargetDir(), "bulk.jar"), unpacked);
compareDirectories(new File(fixture.getTestDataDir(), "bulk"), unpacked);
}
private static void unpack(File archive, File targetDir) {
try {
ZipFile zip = new ZipFile(archive);
try {
Enumeration<? extends ZipEntry> entries = zip.entries();
while (entries.hasMoreElements()) {
ZipEntry entry = entries.nextElement();
if (!entry.isDirectory()) {
File file = new File(targetDir, entry.getName());
assertTrue(file.getParentFile().mkdirs() || file.getParentFile().isDirectory());
InputStream in = zip.getInputStream(entry);
OutputStream out = new FileOutputStream(file);
InterpreterUtil.copyStream(in, out);
out.close();
in.close();
}
}
}
finally {
zip.close();
}
}
catch (IOException e) {
throw new RuntimeException(e);
}
}
private static void compareDirectories(File expected, File actual) {
String[] expectedList = expected.list();
String[] actualList = actual.list();
assertThat(actualList, Matchers.arrayContainingInAnyOrder(expectedList));
for (String name : expectedList) {
File child = new File(expected, name);
if (child.isDirectory()) {
compareDirectories(child, new File(actual, name));
}
}
}
}

@ -0,0 +1,86 @@
/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.java.decompiler;
import org.jetbrains.java.decompiler.main.decompiler.ConsoleDecompiler;
import org.jetbrains.java.decompiler.main.extern.IFernflowerPreferences;
import java.io.*;
import java.util.HashMap;
import static org.junit.Assert.assertTrue;
public class DecompilerTestFixture {
private File testDataDir;
private File tempDir;
private File targetDir;
private ConsoleDecompiler decompiler;
public void setUp() throws IOException {
testDataDir = new File("testData");
if (!isTestDataDir(testDataDir)) testDataDir = new File("community/plugins/java-decompiler/engine/testData");
if (!isTestDataDir(testDataDir)) testDataDir = new File("plugins/java-decompiler/engine/testData");
assertTrue(isTestDataDir(testDataDir));
//noinspection SSBasedInspection
tempDir = File.createTempFile("decompiler_test_", "_dir");
assertTrue(tempDir.delete());
targetDir = new File(tempDir, "decompiled");
assertTrue(targetDir.mkdirs());
decompiler = new ConsoleDecompiler(this.targetDir, new HashMap<String, Object>() {{
put(IFernflowerPreferences.LOG_LEVEL, "warn");
put(IFernflowerPreferences.DECOMPILE_GENERIC_SIGNATURES, "1");
put(IFernflowerPreferences.REMOVE_SYNTHETIC, "1");
put(IFernflowerPreferences.REMOVE_BRIDGE, "1");
put(IFernflowerPreferences.LITERALS_AS_IS, "1");
}});
}
public void tearDown() {
delete(tempDir);
}
public File getTestDataDir() {
return testDataDir;
}
public File getTempDir() {
return tempDir;
}
public File getTargetDir() {
return targetDir;
}
public ConsoleDecompiler getDecompiler() {
return decompiler;
}
private static boolean isTestDataDir(File dir) {
return dir.isDirectory() && new File(dir, "classes").isDirectory() && new File(dir, "results").isDirectory();
}
private static void delete(File file) {
if (file.isDirectory()) {
File[] files = file.listFiles();
if (files != null) {
for (File f : files) delete(f);
}
}
assertTrue(file.delete());
}
}

@ -16,49 +16,28 @@
package org.jetbrains.java.decompiler; package org.jetbrains.java.decompiler;
import org.jetbrains.java.decompiler.main.decompiler.ConsoleDecompiler; import org.jetbrains.java.decompiler.main.decompiler.ConsoleDecompiler;
import org.jetbrains.java.decompiler.main.extern.IFernflowerPreferences;
import org.junit.After; import org.junit.After;
import org.junit.Before; import org.junit.Before;
import org.junit.Test; import org.junit.Test;
import java.io.*; import java.io.*;
import java.util.HashMap;
import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue; import static org.junit.Assert.assertTrue;
public class SingleClassesTest { public class SingleClassesTest {
private File testDataDir; private DecompilerTestFixture fixture;
private File tempDir;
private ConsoleDecompiler decompiler;
@Before @Before
public void setUp() throws IOException { public void setUp() throws IOException {
testDataDir = new File("testData"); fixture = new DecompilerTestFixture();
if (!isTestDataDir(testDataDir)) testDataDir = new File("community/plugins/java-decompiler/engine/testData"); fixture.setUp();
if (!isTestDataDir(testDataDir)) testDataDir = new File("plugins/java-decompiler/engine/testData");
assertTrue(isTestDataDir(testDataDir));
//noinspection SSBasedInspection
tempDir = File.createTempFile("decompiler_test_", "_dir");
assertTrue(tempDir.delete());
assertTrue(tempDir.mkdirs());
decompiler = new ConsoleDecompiler(tempDir, new HashMap<String, Object>() {{
put(IFernflowerPreferences.LOG_LEVEL, "warn");
put(IFernflowerPreferences.DECOMPILE_GENERIC_SIGNATURES, "1");
put(IFernflowerPreferences.REMOVE_SYNTHETIC, "1");
put(IFernflowerPreferences.REMOVE_BRIDGE, "1");
put(IFernflowerPreferences.LITERALS_AS_IS, "1");
}});
} }
@After @After
public void tearDown() { public void tearDown() {
decompiler = null; fixture.tearDown();
delete(tempDir); fixture = null;
tempDir = null;
testDataDir = null;
} }
@Test public void testClassFields() { doTest("TestClassFields"); } @Test public void testClassFields() { doTest("TestClassFields"); }
@ -77,9 +56,10 @@ public class SingleClassesTest {
private void doTest(final String testName) { private void doTest(final String testName) {
try { try {
File classFile = new File(testDataDir, "/classes/pkg/" + testName + ".class"); File classFile = new File(fixture.getTestDataDir(), "/classes/pkg/" + testName + ".class");
assertTrue(classFile.isFile()); assertTrue(classFile.isFile());
ConsoleDecompiler decompiler = fixture.getDecompiler();
decompiler.addSpace(classFile, true); decompiler.addSpace(classFile, true);
File[] innerClasses = classFile.getParentFile().listFiles(new FilenameFilter() { File[] innerClasses = classFile.getParentFile().listFiles(new FilenameFilter() {
@Override @Override
@ -93,10 +73,10 @@ public class SingleClassesTest {
decompiler.decompileContext(); decompiler.decompileContext();
File decompiledFile = new File(tempDir, testName + ".java"); File decompiledFile = new File(fixture.getTargetDir(), testName + ".java");
assertTrue(decompiledFile.isFile()); assertTrue(decompiledFile.isFile());
File referenceFile = new File(testDataDir, "results/" + testName + ".dec"); File referenceFile = new File(fixture.getTestDataDir(), "results/" + testName + ".dec");
assertTrue(referenceFile.isFile()); assertTrue(referenceFile.isFile());
String decompiledContent = getContent(decompiledFile); String decompiledContent = getContent(decompiledFile);
@ -108,10 +88,6 @@ public class SingleClassesTest {
} }
} }
private static boolean isTestDataDir(File dir) {
return dir.isDirectory() && new File(dir, "classes").isDirectory() && new File(dir, "results").isDirectory();
}
private static String getContent(File file) throws IOException { private static String getContent(File file) throws IOException {
Reader reader = new InputStreamReader(new FileInputStream(file), "UTF-8"); Reader reader = new InputStreamReader(new FileInputStream(file), "UTF-8");
try { try {
@ -127,16 +103,4 @@ public class SingleClassesTest {
reader.close(); reader.close();
} }
} }
private static void delete(File file) {
if (file.isDirectory()) {
File[] files = file.listFiles();
if (files != null) {
for (File f : files) delete(f);
}
}
else {
assertTrue(file.delete());
}
}
} }

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