209 lines
8.4 KiB
Java
209 lines
8.4 KiB
Java
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/*
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* Copyright (c) 2013, 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 8023524
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* @summary tests logging generated classes for lambda
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* @library /java/nio/file
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* @run testng LogGeneratedClassesTest
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*/
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.nio.file.Files;
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import java.nio.file.LinkOption;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.nio.file.attribute.PosixFileAttributeView;
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import java.util.stream.Stream;
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import org.testng.annotations.AfterClass;
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import org.testng.annotations.BeforeClass;
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import org.testng.annotations.Test;
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import org.testng.SkipException;
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import static java.nio.file.attribute.PosixFilePermissions.*;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertFalse;
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import static org.testng.Assert.assertTrue;
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public class LogGeneratedClassesTest extends LUtils {
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String longFQCN;
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@BeforeClass
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public void setup() throws IOException {
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final List<String> scratch = new ArrayList<>();
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scratch.clear();
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scratch.add("package com.example;");
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scratch.add("public class TestLambda {");
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scratch.add(" interface I {");
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scratch.add(" int foo();");
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scratch.add(" }");
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scratch.add(" public static void main(String[] args) {");
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scratch.add(" I lam = () -> 10;");
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scratch.add(" Runnable r = () -> {");
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scratch.add(" System.out.println(\"Runnable\");");
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scratch.add(" };");
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scratch.add(" r.run();");
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scratch.add(" System.out.println(\"Finish\");");
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scratch.add(" }");
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scratch.add("}");
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File test = new File("TestLambda.java");
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createFile(test, scratch);
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compile("-d", ".", test.getName());
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scratch.remove(0);
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scratch.remove(0);
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scratch.add(0, "public class LongPackageName {");
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StringBuilder sb = new StringBuilder("com.example.");
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// longer than 255 which exceed max length of most filesystems
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for (int i = 0; i < 30; i++) {
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sb.append("nonsense.");
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}
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sb.append("enough");
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longFQCN = sb.toString() + ".LongPackageName";
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sb.append(";");
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sb.insert(0, "package ");
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scratch.add(0, sb.toString());
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test = new File("LongPackageName.java");
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createFile(test, scratch);
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compile("-d", ".", test.getName());
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// create target
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Files.createDirectory(Paths.get("dump"));
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Files.createDirectories(Paths.get("dumpLong/com/example/nonsense"));
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Files.createFile(Paths.get("dumpLong/com/example/nonsense/nonsense"));
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Files.createFile(Paths.get("file"));
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}
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@AfterClass
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public void cleanup() throws IOException {
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Files.delete(Paths.get("TestLambda.java"));
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Files.delete(Paths.get("LongPackageName.java"));
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Files.delete(Paths.get("file"));
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TestUtil.removeAll(Paths.get("com"));
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TestUtil.removeAll(Paths.get("dump"));
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TestUtil.removeAll(Paths.get("dumpLong"));
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}
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@Test
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public void testNotLogging() {
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TestResult tr = doExec(JAVA_CMD.getAbsolutePath(),
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"-cp", ".",
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"-Djava.security.manager",
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"com.example.TestLambda");
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tr.assertZero("Should still return 0");
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}
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@Test
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public void testLogging() throws IOException {
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assertTrue(Files.exists(Paths.get("dump")));
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TestResult tr = doExec(JAVA_CMD.getAbsolutePath(),
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"-cp", ".",
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"-Djdk.internal.lambda.dumpProxyClasses=dump",
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"-Djava.security.manager",
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"com.example.TestLambda");
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// dump/com/example + 2 class files
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assertEquals(Files.walk(Paths.get("dump")).count(), 5, "Two lambda captured");
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tr.assertZero("Should still return 0");
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}
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@Test
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public void testDumpDirNotExist() throws IOException {
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assertFalse(Files.exists(Paths.get("notExist")));
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TestResult tr = doExec(JAVA_CMD.getAbsolutePath(),
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"-cp", ".",
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"-Djdk.internal.lambda.dumpProxyClasses=notExist",
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"-Djava.security.manager",
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"com.example.TestLambda");
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assertEquals(tr.testOutput.stream()
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.filter(s -> s.startsWith("WARNING"))
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.peek(s -> assertTrue(s.contains("does not exist")))
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.count(),
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1, "only show error once");
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tr.assertZero("Should still return 0");
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}
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@Test
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public void testDumpDirIsFile() throws IOException {
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assertTrue(Files.isRegularFile(Paths.get("file")));
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TestResult tr = doExec(JAVA_CMD.getAbsolutePath(),
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"-cp", ".",
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"-Djdk.internal.lambda.dumpProxyClasses=file",
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"-Djava.security.manager",
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"com.example.TestLambda");
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assertEquals(tr.testOutput.stream()
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.filter(s -> s.startsWith("WARNING"))
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.peek(s -> assertTrue(s.contains("not a directory")))
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.count(),
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1, "only show error once");
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tr.assertZero("Should still return 0");
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}
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@Test
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public void testDumpDirNotWritable() throws IOException {
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if (! Files.getFileStore(Paths.get("."))
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.supportsFileAttributeView(PosixFileAttributeView.class)) {
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// No easy way to setup readonly directory
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throw new SkipException("Posix not supported");
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}
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Files.createDirectory(Paths.get("readOnly"),
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asFileAttribute(fromString("r-xr-xr-x")));
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TestResult tr = doExec(JAVA_CMD.getAbsolutePath(),
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"-cp", ".",
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"-Djdk.internal.lambda.dumpProxyClasses=readOnly",
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"-Djava.security.manager",
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"com.example.TestLambda");
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assertEquals(tr.testOutput.stream()
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.filter(s -> s.startsWith("WARNING"))
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.peek(s -> assertTrue(s.contains("not writable")))
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.count(),
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1, "only show error once");
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tr.assertZero("Should still return 0");
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TestUtil.removeAll(Paths.get("readOnly"));
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}
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@Test
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public void testLoggingException() throws IOException {
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assertTrue(Files.exists(Paths.get("dumpLong")));
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TestResult tr = doExec(JAVA_CMD.getAbsolutePath(),
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"-cp", ".",
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"-Djdk.internal.lambda.dumpProxyClasses=dumpLong",
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"-Djava.security.manager",
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longFQCN);
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assertEquals(tr.testOutput.stream()
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.filter(s -> s.startsWith("WARNING: Exception"))
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.count(),
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2, "show error each capture");
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// dumpLong/com/example/nosense/nosense
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assertEquals(Files.walk(Paths.get("dumpLong")).count(), 5, "Two lambda captured failed to log");
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tr.assertZero("Should still return 0");
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}
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}
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