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8146439: delete test T7021650.java as redundant
Reviewed-by: jjg
This commit is contained in:
Vicente Romero
parent
d829940e2d
commit
90df044bea
@ -1,223 +0,0 @@
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/*
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* Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 7021650
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* @summary Fix Context issues
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* @library /tools/javac/lib
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* @modules jdk.compiler/com.sun.tools.javac.comp
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* jdk.compiler/com.sun.tools.javac.file
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* jdk.compiler/com.sun.tools.javac.main
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* jdk.compiler/com.sun.tools.javac.processing
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* jdk.compiler/com.sun.tools.javac.util
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* @build JavacTestingAbstractProcessor T7021650
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* @run main T7021650
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*/
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import java.io.*;
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import java.net.*;
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import java.util.*;
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import javax.annotation.processing.*;
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import javax.lang.model.element.*;
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import javax.tools.*;
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import com.sun.tools.javac.comp.Attr;
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import com.sun.tools.javac.file.JavacFileManager;
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import com.sun.tools.javac.main.Main;
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import com.sun.tools.javac.processing.JavacProcessingEnvironment;
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import com.sun.tools.javac.util.Context;
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public class T7021650 extends JavacTestingAbstractProcessor {
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public static void main(String... args) throws Exception {
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new T7021650().run();
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}
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static File testSrc = new File(System.getProperty("test.src"));
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static final int MAX_ROUNDS = 3;
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/**
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* Perform a compilation with custom factories registered in the context,
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* and verify that corresponding objects are created in each round.
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*/
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void run() throws Exception {
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Counter myDemoCounter = new Counter();
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Counter myAttrCounter = new Counter();
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Context context = new Context();
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// Use a custom file manager which creates classloaders for annotation
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// processors with a sensible delegation parent, so that all instances
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// of test classes come from the same class loader. This is important
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// because the test performs class checks on the instances of classes
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// found in the context for each round or processing.
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context.put(JavaFileManager.class, new Context.Factory<JavaFileManager>() {
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public JavaFileManager make(Context c) {
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return new JavacFileManager(c, true, null) {
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@Override
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protected ClassLoader getClassLoader(URL[] urls) {
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return new URLClassLoader(urls, T7021650.class.getClassLoader());
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}
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};
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}
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});
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MyDemo.preRegister(context, myDemoCounter);
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MyAttr.preRegister(context, myAttrCounter);
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String[] args = {
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"-d", ".",
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"-processor", T7021650.class.getName(),
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"-XprintRounds",
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new File(testSrc, T7021650.class.getName() + ".java").getPath()
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};
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compile(context, args);
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// the services should only be created once in the current scheme:
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checkEqual("demoCounter", myDemoCounter.count, 1);
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checkEqual("myAttrCounter", myAttrCounter.count, 1);
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}
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void compile(Context context, String... args) throws Exception {
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StringWriter sw = new StringWriter();
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PrintWriter pw = new PrintWriter(sw);
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Main m = new Main("javac", pw);
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Main.Result res = m.compile(args, context);
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pw.close();
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String out = sw.toString();
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if (!out.isEmpty())
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System.err.println(out);
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if (!res.isOK())
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throw new Exception("compilation failed unexpectedly: result=" + res);
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}
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void checkEqual(String label, int found, int expect) throws Exception {
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if (found != expect)
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throw new Exception("unexpected value for " + label
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+ ": expected " + expect
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+ ": found " + found);
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}
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//---------------
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/*
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* A custom class unknown to javac but nonetheless registered in the context.
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*/
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static class Demo {
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Demo(Context c) {
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c.put(Demo.class, this);
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}
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static Demo instance(Context context) {
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return context.get(Demo.class);
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}
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}
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static class MyDemo extends Demo {
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static void preRegister(Context context, final Counter counter) {
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context.put(Demo.class, new Context.Factory<Demo>() {
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public Demo make(Context c) {
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counter.count++;
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return new MyDemo(c);
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}
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});
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}
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MyDemo(Context c) {
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super(c);
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}
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}
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/**
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* A custom version of a standard javac component.
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*/
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static class MyAttr extends Attr {
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static void preRegister(Context context, final Counter counter) {
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context.put(attrKey, new Context.Factory<Attr>() {
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public Attr make(Context c) {
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counter.count++;
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return new MyAttr(c);
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}
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});
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}
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MyAttr(Context c) {
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super(c);
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}
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}
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static class Counter {
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int count;
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}
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//---------------
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int round = 0;
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@Override
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public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
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round++;
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Context context = ((JavacProcessingEnvironment) processingEnv).getContext();
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// verify items in context as expected
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check("Demo", Demo.instance(context), MyDemo.class);
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check("Attr", Attr.instance(context), MyAttr.class);
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// For a few rounds, generate new source files, so that we can check whether
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// values in the context are correctly handled in subsequent processing rounds
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if (round <= MAX_ROUNDS) {
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String pkg = "p";
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String currClass = "Gen" + round;
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String curr = pkg + "." + currClass;
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String next = (pkg + ".Gen" + (round + 1));
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StringBuilder text = new StringBuilder();
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text.append("package ").append(pkg).append(";\n");
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text.append("public class ").append(currClass).append(" {\n");
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if (round < MAX_ROUNDS)
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text.append(" ").append(next).append(" x;\n");
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text.append("}\n");
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try {
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JavaFileObject fo = filer.createSourceFile(curr);
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Writer out = fo.openWriter();
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try {
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out.write(text.toString());
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} finally {
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out.close();
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}
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} catch (IOException e) {
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throw new Error(e);
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}
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}
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return true;
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}
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void check(String label, Object o, Class<?> clazz) {
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if (o == null)
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throw new IllegalStateException(label + ": no item found");
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if (!clazz.isAssignableFrom(o.getClass()))
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throw new IllegalStateException(label + ": unexpected class: " + o.getClass());
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}
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}
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