93 lines
3.5 KiB
Java
93 lines
3.5 KiB
Java
/*
|
|
* Copyright (c) 2009, 2024, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
import java.io.*;
|
|
import java.net.*;
|
|
import javax.tools.*;
|
|
import java.util.*;
|
|
|
|
import com.sun.source.tree.CompilationUnitTree;
|
|
import com.sun.source.util.JavacTask;
|
|
import com.sun.tools.javac.api.JavacTool;
|
|
import com.sun.tools.javac.tree.JCTree;
|
|
import com.sun.tools.javac.tree.Pretty;
|
|
|
|
/**
|
|
* @test
|
|
* @bug 6902720
|
|
* @summary javac pretty printer does not handle enums correctly
|
|
* @modules jdk.compiler/com.sun.tools.javac.api
|
|
* jdk.compiler/com.sun.tools.javac.file
|
|
* jdk.compiler/com.sun.tools.javac.tree
|
|
*/
|
|
|
|
public class Test {
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
Test t = new Test();
|
|
t.run("E1.java", "E2.java");
|
|
}
|
|
|
|
void run(String... args) throws Exception {
|
|
File testSrcDir = new File(System.getProperty("test.src"));
|
|
for (String arg: args) {
|
|
test(new File(testSrcDir, arg));
|
|
}
|
|
}
|
|
|
|
void test(File test) throws Exception {
|
|
JavacTool tool1 = JavacTool.create();
|
|
try (StandardJavaFileManager fm = tool1.getStandardFileManager(null, null, null)) {
|
|
Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(test);
|
|
|
|
// parse test file into a tree, and write it out to a stringbuffer using Pretty
|
|
JavacTask t1 = tool1.getTask(null, fm, null, null, null, files);
|
|
StringWriter sw = new StringWriter();
|
|
PrintWriter pw = new PrintWriter(sw);
|
|
Iterable<? extends CompilationUnitTree> trees = t1.parse();
|
|
for (CompilationUnitTree tree: trees) {
|
|
new Pretty(pw, true).printExpr((JCTree) tree);
|
|
}
|
|
pw.close();
|
|
|
|
final String out = sw.toString();
|
|
System.err.println("generated code:\n" + out + "\n");
|
|
|
|
// verify the generated code is valid Java by compiling it
|
|
JavacTool tool2 = JavacTool.create();
|
|
JavaFileObject fo =
|
|
SimpleJavaFileObject.forSource(URI.create("output"),
|
|
out);
|
|
JavacTask t2 = tool2.getTask(null, fm, null, null, null, Collections.singleton(fo));
|
|
boolean ok = t2.call();
|
|
if (!ok)
|
|
throw new Exception("compilation of generated code failed");
|
|
|
|
File expectedClass = new File(test.getName().replace(".java", ".class"));
|
|
if (!expectedClass.exists())
|
|
throw new Exception(expectedClass + " not found");
|
|
}
|
|
}
|
|
}
|
|
|