test/langtools/jdk/javadoc/tool/EnsureNewOldDoclet.java
changeset 47216 71c04702a3d5
parent 45742 36bf0f2436ad
child 53885 e03bbe023e50
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/jdk/javadoc/tool/EnsureNewOldDoclet.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,208 @@
+/*
+ * Copyright (c) 2015, 2017, 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.
+ */
+
+/*
+ * @test
+ * @bug 8035473 8154482 8154399 8159096 8176131 8176331 8177511
+ * @summary make sure the javadoc tool responds correctly,
+ *          to old and new doclet implementations.
+ * @library /tools/lib
+ * @build toolbox.ToolBox toolbox.TestRunner
+ * @run main EnsureNewOldDoclet
+ */
+
+import java.io.*;
+import java.nio.file.Path;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+import javax.lang.model.element.Element;
+
+import com.sun.javadoc.Tag;
+import com.sun.source.doctree.DocTree;
+
+import toolbox.*;
+
+
+/**
+ * This test ensures the doclet responds correctly when given
+ * various conditions that force a fall back to the old javadoc
+ * tool.
+ */
+public class EnsureNewOldDoclet extends TestRunner {
+
+    final ToolBox tb;
+    final File testSrc;
+    final Path javadocPath;
+    final ExecTask task;
+    final String testClasses;
+    final PrintStream ostream;
+
+    final static String CLASS_NAME = "EnsureNewOldDoclet";
+    final static String OLD_DOCLET_CLASS_NAME = CLASS_NAME + "$OldDoclet";
+    final static String NEW_DOCLET_CLASS_NAME = CLASS_NAME + "$NewDoclet"; //unused
+    final static String NEW_TAGLET_CLASS_NAME = CLASS_NAME + "$NewTaglet";
+
+    final static Pattern OLD_HEADER = Pattern.compile(".*This is not the Standard Doclet.*");
+    final static Pattern NEW_HEADER = Pattern.compile("^Standard Doclet version.*");
+
+
+    final static String OLD_DOCLET_MARKER = "OLD_DOCLET_MARKER";
+
+    final static String NEW_DOCLET_MARKER = "NEW_DOCLET_MARKER";
+    final static String NEW_TAGLET_MARKER = "Registered Taglet " + CLASS_NAME + "\\$NewTaglet";
+
+    final static Pattern WARN_TEXT = Pattern.compile("Users are strongly recommended to migrate" +
+                                                    " to the new APIs.");
+
+    final static String NEW_STDDOCLET = "jdk.javadoc.doclet.StandardDoclet";
+
+
+    public EnsureNewOldDoclet() throws Exception {
+        super(System.err);
+        ostream = System.err;
+        testClasses = System.getProperty("test.classes");
+        tb = new ToolBox();
+        javadocPath = tb.getJDKTool("javadoc");
+        task = new ExecTask(tb, javadocPath);
+        testSrc = new File("Foo.java");
+        generateSample(testSrc);
+    }
+
+    void generateSample(File testSrc) throws Exception {
+        String nl = System.getProperty("line.separator");
+        String src = Arrays.asList(
+            "/**",
+            " * A test class to test javadoc. Nothing more nothing less.",
+            " */",
+            " public class Foo{}").stream().collect(Collectors.joining(nl));
+        tb.writeFile(testSrc.getPath(), src);
+    }
+
+    public static void main(String... args) throws Exception {
+        new EnsureNewOldDoclet().runTests();
+    }
+
+    // input: nothing, default mode
+    // outcome: new tool and new doclet
+    @Test
+    public void testDefault() throws Exception {
+        setArgs("-classpath", ".", // insulates us from ambient classpath
+                  testSrc.toString());
+        Task.Result tr = task.run(Task.Expect.SUCCESS);
+        List<String> out = tr.getOutputLines(Task.OutputKind.STDOUT);
+        checkOutput(testName, out, NEW_HEADER);
+    }
+
+    // input: old doclet
+    // outcome: old tool
+    @Test
+    public void testOldDoclet() throws Exception {
+        setArgs("-classpath", ".", // ambient classpath insulation
+                "-doclet",
+                OLD_DOCLET_CLASS_NAME,
+                "-docletpath",
+                testClasses,
+                testSrc.toString());
+        Task.Result tr = task.run(Task.Expect.SUCCESS);
+        List<String> out = tr.getOutputLines(Task.OutputKind.STDOUT);
+        List<String> err = tr.getOutputLines(Task.OutputKind.STDERR);
+        checkOutput(testName, out, OLD_DOCLET_MARKER);
+        checkOutput(testName, err, WARN_TEXT);
+    }
+
+    // input: new doclet and new taglet
+    // outcome: new doclet and new taglet should register
+    @Test
+    public void testNewDocletNewTaglet() throws Exception {
+        setArgs("-classpath", ".", // ambient classpath insulation
+                "-doclet",
+                NEW_STDDOCLET,
+                "-taglet",
+                NEW_TAGLET_CLASS_NAME,
+                "-tagletpath",
+                testClasses,
+                testSrc.toString());
+        Task.Result tr = task.run(Task.Expect.SUCCESS);
+        List<String> out = tr.getOutputLines(Task.OutputKind.STDOUT);
+        List<String> err = tr.getOutputLines(Task.OutputKind.STDERR);
+        checkOutput(testName, out, NEW_HEADER);
+        checkOutput(testName, out, NEW_TAGLET_MARKER);
+    }
+
+    void setArgs(String... args) {
+        ostream.println("cmds: " + Arrays.asList(args));
+        task.args(args);
+    }
+
+    void checkOutput(String testCase, List<String> content, String toFind) throws Exception {
+        checkOutput(testCase, content, Pattern.compile(".*" + toFind + ".*"));
+    }
+
+    void checkOutput(String testCase, List<String> content, Pattern toFind) throws Exception {
+        ostream.println("---" + testCase + "---");
+        content.stream().forEach(x -> System.out.println(x));
+        for (String x : content) {
+            ostream.println(x);
+            if (toFind.matcher(x).matches()) {
+                return;
+            }
+        }
+        throw new Exception(testCase + ": Expected string not found: " +  toFind);
+    }
+
+    public static class OldDoclet extends com.sun.javadoc.Doclet {
+        public static boolean start(com.sun.javadoc.RootDoc root) {
+            System.out.println(OLD_DOCLET_MARKER);
+            return true;
+        }
+    }
+
+    public static class NewTaglet implements jdk.javadoc.doclet.Taglet {
+
+        @Override
+        public Set<Location> getAllowedLocations() {
+            return Collections.emptySet();
+        }
+
+        @Override
+        public boolean isInlineTag() {
+            return true;
+        }
+
+        @Override
+        public String getName() {
+            return "NewTaglet";
+        }
+
+        @Override
+        public String toString(List<? extends DocTree> tags, Element element) {
+            return tags.toString();
+        }
+
+    }
+}