From 7a8097321fd5a06e195ef2327d797c5b9db799d8 Mon Sep 17 00:00:00 2001
From: Roman Shevchenko <roman.shevchenko@jetbrains.com>
Date: Sun, 7 Sep 2014 16:13:52 +0400
Subject: java-decompiler: bulk decompilation test added

---
 .../java/decompiler/BulkDecompilationTest.java     | 110 +++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 test/org/jetbrains/java/decompiler/BulkDecompilationTest.java

(limited to 'test/org/jetbrains/java/decompiler/BulkDecompilationTest.java')

diff --git a/test/org/jetbrains/java/decompiler/BulkDecompilationTest.java b/test/org/jetbrains/java/decompiler/BulkDecompilationTest.java
new file mode 100644
index 0000000..1b5353b
--- /dev/null
+++ b/test/org/jetbrains/java/decompiler/BulkDecompilationTest.java
@@ -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));
+      }
+    }
+  }
+}
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