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-rw-r--r--test/org/jetbrains/java/decompiler/SingleClassesTest.java124
1 files changed, 124 insertions, 0 deletions
diff --git a/test/org/jetbrains/java/decompiler/SingleClassesTest.java b/test/org/jetbrains/java/decompiler/SingleClassesTest.java
new file mode 100644
index 0000000..1e37d97
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+++ b/test/org/jetbrains/java/decompiler/SingleClassesTest.java
@@ -0,0 +1,124 @@
+/*
+ * 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 org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.*;
+import java.util.HashMap;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class SingleClassesTest {
+ private File tempDir;
+ private ConsoleDecompiler decompiler;
+
+ @Before
+ public void setUp() throws IOException {
+ tempDir = File.createTempFile("decompiler_test_", "_dir");
+ assertTrue(tempDir.delete());
+ assertTrue(tempDir.mkdirs());
+ decompiler = new ConsoleDecompiler(new HashMap<String, Object>() {{
+ boolean win = System.getProperty("os.name", "").startsWith("Windows");
+ put(IFernflowerPreferences.LOG_LEVEL, "warn");
+ put(IFernflowerPreferences.RENAME_ENTITIES, "1");
+ put(IFernflowerPreferences.HIDE_DEFAULT_CONSTRUCTOR, "1");
+ put(IFernflowerPreferences.DECOMPILE_GENERIC_SIGNATURES, "0");
+ put(IFernflowerPreferences.IDEA_NOT_NULL_ANNOTATION, "1");
+ put(IFernflowerPreferences.LAMBDA_TO_ANONYMOUS_CLASS, "0");
+ put(IFernflowerPreferences.USE_DEBUG_VARNAMES, "0");
+ put(IFernflowerPreferences.NEW_LINE_SEPARATOR, (win ? "0" : "1"));
+ }});
+ }
+
+ @After
+ public void tearDown() {
+ decompiler = null;
+ delete(tempDir);
+ tempDir = null;
+ }
+
+ @Test public void testClassFields() { doTest("TestClassFields"); }
+ @Test public void testClassLambda() { doTest("TestClassLambda"); }
+ @Test public void testClassLoop() { doTest("TestClassLoop"); }
+ @Test public void testClassSwitch() { doTest("TestClassSwitch"); }
+ @Test public void testClassTypes() { doTest("TestClassTypes"); }
+ @Test public void testClassVar() { doTest("TestClassVar"); }
+
+ private void doTest(String testName) {
+ try {
+ File 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));
+
+ File classFile = new File(testDataDir, "/classes/pkg/" + testName + ".class");
+ assertTrue(classFile.isFile());
+ decompiler.addSpace(classFile, true);
+ decompiler.decompileContext(tempDir);
+
+ File decompiledFile = new File(tempDir, testName + ".java");
+ assertTrue(decompiledFile.isFile());
+
+ File referenceFile = new File(testDataDir, "results/" + testName + ".dec");
+ assertTrue(referenceFile.isFile());
+
+ String decompiledContent = getContent(decompiledFile);
+ String referenceContent = getContent(referenceFile);
+ assertEquals(referenceContent, decompiledContent);
+ }
+ catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ 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 {
+ Reader reader = new InputStreamReader(new FileInputStream(file), "UTF-8");
+ try {
+ char[] buff = new char[16 * 1024];
+ StringBuilder content = new StringBuilder();
+ int n;
+ while ((n = reader.read(buff)) > 0) {
+ content.append(buff, 0, n);
+ }
+ return content.toString();
+ }
+ finally {
+ 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());
+ }
+ }
+}