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/*******************************************************************************
* Copyright (c) 2006, 2008 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.core.tests.compiler.regression;
import java.io.File;
import junit.framework.Test;
import org.eclipse.jdt.core.ToolFactory;
import org.eclipse.jdt.core.tests.util.Util;
import org.eclipse.jdt.core.util.ClassFileBytesDisassembler;
public class DebugAttributeTest extends AbstractRegressionTest {
public DebugAttributeTest(String name) {
super(name);
}
public static Test suite() {
return buildAllCompliancesTestSuite(testClass());
}
public static Class testClass() {
return DebugAttributeTest.class;
}
/**
* http://bugs.eclipse.org/bugs/show_bug.cgi?id=124212
*/
public void test001() throws Exception {
this.runConformTest(
new String[] {
"X.java",
"public class X {\n" +
" public static void main(String[] args) {\n" +
" String s;\n" +
" if(args.length == 0) {\n" +
" s = \"SUCCESS\";\n" +
" } else {\n" +
" return;\n" +
" }\n" +
" System.out.println(s);\n" +
" }\n" +
"}",
},
"SUCCESS");
ClassFileBytesDisassembler disassembler = ToolFactory.createDefaultClassFileBytesDisassembler();
byte[] classFileBytes = org.eclipse.jdt.internal.compiler.util.Util.getFileByteContent(new File(OUTPUT_DIR + File.separator +"X.class"));
String actualOutput =
disassembler.disassemble(
classFileBytes,
"\n",
ClassFileBytesDisassembler.DETAILED);
String expectedOutput =
" Local variable table:\n" +
" [pc: 0, pc: 20] local: args index: 0 type: java.lang.String[]\n" +
" [pc: 8, pc: 11] local: s index: 1 type: java.lang.String\n" +
" [pc: 12, pc: 20] local: s index: 1 type: java.lang.String\n";
int index = actualOutput.indexOf(expectedOutput);
if (index == -1 || expectedOutput.length() == 0) {
System.out.println(Util.displayString(actualOutput, 3));
}
if (index == -1) {
assertEquals("unexpected bytecode sequence", expectedOutput, actualOutput);
}
}
//https://bugs.eclipse.org/bugs/show_bug.cgi?id=205046
public void test002() throws Exception {
this.runConformTest(
new String[] {
"X.java",
"public class X {\n" +
" public static void main(String[] args) {\n" +
" System.out.print(\"line 1\");\n" +
" myBlock: {\n" +
" System.out.print(\"line 2\");\n" +
" if (false) {\n" +
" break myBlock;\n" +
" }\n" +
" System.out.print(\"line 3\");\n" +
" }\n" +
" System.out.print(\"line 4\");\n" +
" }" +
"}",
},
"line 1line 2line 3line 4");
String expectedOutput =
" // Method descriptor #15 ([Ljava/lang/String;)V\n" +
" // Stack: 2, Locals: 1\n" +
" public static void main(java.lang.String[] args);\n" +
" 0 getstatic java.lang.System.out : java.io.PrintStream [16]\n" +
" 3 ldc <String \"line 1\"> [22]\n" +
" 5 invokevirtual java.io.PrintStream.print(java.lang.String) : void [24]\n" +
" 8 getstatic java.lang.System.out : java.io.PrintStream [16]\n" +
" 11 ldc <String \"line 2\"> [30]\n" +
" 13 invokevirtual java.io.PrintStream.print(java.lang.String) : void [24]\n" +
" 16 getstatic java.lang.System.out : java.io.PrintStream [16]\n" +
" 19 ldc <String \"line 3\"> [32]\n" +
" 21 invokevirtual java.io.PrintStream.print(java.lang.String) : void [24]\n" +
" 24 getstatic java.lang.System.out : java.io.PrintStream [16]\n" +
" 27 ldc <String \"line 4\"> [34]\n" +
" 29 invokevirtual java.io.PrintStream.print(java.lang.String) : void [24]\n" +
" 32 return\n" +
" Line numbers:\n" +
" [pc: 0, line: 3]\n" +
" [pc: 8, line: 5]\n" +
" [pc: 16, line: 9]\n" +
" [pc: 24, line: 11]\n" +
" [pc: 32, line: 12]\n" +
" Local variable table:\n" +
" [pc: 0, pc: 33] local: args index: 0 type: java.lang.String[]\n";
File f = new File(OUTPUT_DIR + File.separator + "X.class");
byte[] classFileBytes = org.eclipse.jdt.internal.compiler.util.Util.getFileByteContent(f);
ClassFileBytesDisassembler disassembler = ToolFactory.createDefaultClassFileBytesDisassembler();
String result = disassembler.disassemble(classFileBytes, "\n", ClassFileBytesDisassembler.DETAILED);
int index = result.indexOf(expectedOutput);
if (index == -1 || expectedOutput.length() == 0) {
System.out.println(Util.displayString(result, 3));
}
if (index == -1) {
assertEquals("Wrong contents", expectedOutput, result);
}
}
}
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