test/tools/javadoc/api/basic/APITest.java

changeset 1413
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child 1417
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1412:400a4e8accd3 1413:bdcef2ef52d2
1 /*
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 import java.io.File;
25 import java.io.IOException;
26 import java.lang.annotation.Annotation;
27 import java.lang.annotation.Retention;
28 import java.lang.annotation.RetentionPolicy;
29 import java.lang.reflect.InvocationTargetException;
30 import java.lang.reflect.Method;
31 import java.net.URI;
32 import java.nio.file.Files;
33 import java.nio.file.Path;
34 import java.util.Arrays;
35 import java.util.HashSet;
36 import java.util.Set;
37 import java.util.TreeSet;
38
39 import javax.tools.JavaFileObject;
40 import javax.tools.SimpleJavaFileObject;
41
42
43 /*
44 * Superclass with utility methods for API tests.
45 */
46 class APITest {
47 protected APITest() { }
48
49 /** Marker annotation for test cases. */
50 @Retention(RetentionPolicy.RUNTIME)
51 @interface Test { }
52
53 /** Invoke all methods annotated with @Test. */
54 protected void run() throws Exception {
55 for (Method m: getClass().getDeclaredMethods()) {
56 Annotation a = m.getAnnotation(Test.class);
57 if (a != null) {
58 testCount++;
59 testName = m.getName();
60 System.err.println("test: " + testName);
61 try {
62 m.invoke(this, new Object[] { });
63 } catch (InvocationTargetException e) {
64 Throwable cause = e.getCause();
65 throw (cause instanceof Exception) ? ((Exception) cause) : e;
66 }
67 System.err.println();
68 }
69 }
70
71 if (testCount == 0)
72 error("no tests found");
73
74 StringBuilder summary = new StringBuilder();
75 if (testCount != 1)
76 summary.append(testCount).append(" tests");
77 if (errorCount > 0) {
78 if (summary.length() > 0) summary.append(", ");
79 summary.append(errorCount).append(" errors");
80 }
81 System.err.println(summary);
82 if (errorCount > 0)
83 throw new Exception(errorCount + " errors found");
84 }
85
86 /**
87 * Create a directory in which to store generated doc files.
88 * Avoid using the default (current) directory, so that we can
89 * be sure that javadoc is writing in the intended location,
90 * not a default location.
91 */
92 protected File getOutDir() {
93 File dir = new File(testName);
94 dir.mkdirs();
95 return dir;
96 }
97
98 /**
99 * Create a directory in which to store generated doc files.
100 * Avoid using the default (current) directory, so that we can
101 * be sure that javadoc is writing in the intended location,
102 * not a default location.
103 */
104 protected File getOutDir(String path) {
105 File dir = new File(testName, path);
106 dir.mkdirs();
107 return dir;
108 }
109
110 protected JavaFileObject createSimpleJavaFileObject() {
111 return createSimpleJavaFileObject("pkg/C", "package pkg; public class C { }");
112 }
113
114 protected JavaFileObject createSimpleJavaFileObject(final String binaryName, final String content) {
115 return new SimpleJavaFileObject(
116 URI.create("myfo:///" + binaryName + ".java"), JavaFileObject.Kind.SOURCE) {
117 @Override
118 public CharSequence getCharContent(boolean ignoreEncoding) {
119 return content;
120 }
121 };
122 }
123
124 protected void checkFiles(File dir, Set<String> expectFiles) {
125 Set<File> files = new HashSet<File>();
126 listFiles(dir, files);
127 Set<String> foundFiles = new HashSet<String>();
128 URI dirURI = dir.toURI();
129 for (File f: files)
130 foundFiles.add(dirURI.relativize(f.toURI()).getPath());
131 checkFiles(foundFiles, expectFiles, dir);
132 }
133
134 protected void checkFiles(Path dir, Set<String> expectFiles) throws IOException {
135 Set<Path> files = new HashSet<Path>();
136 listFiles(dir, files);
137 Set<String> foundFiles = new HashSet<String>();
138 for (Path f: files) {
139 foundFiles.add(dir.relativize(f).toString().replace(f.getFileSystem().getSeparator(), "/"));
140 }
141 checkFiles(foundFiles, expectFiles, dir);
142 }
143
144 private void checkFiles(Set<String> foundFiles, Set<String> expectFiles, Object where) {
145 if (!foundFiles.equals(expectFiles)) {
146 Set<String> missing = new TreeSet<String>(expectFiles);
147 missing.removeAll(foundFiles);
148 if (!missing.isEmpty())
149 error("the following files were not found in " + where + ": " + missing);
150 Set<String> unexpected = new TreeSet<String>(foundFiles);
151 unexpected.removeAll(expectFiles);
152 if (!unexpected.isEmpty())
153 error("the following unexpected files were found in " + where + ": " + unexpected);
154 }
155 }
156
157 protected void listFiles(File dir, Set<File> files) {
158 for (File f: dir.listFiles()) {
159 if (f.isDirectory())
160 listFiles(f, files);
161 else if (f.isFile())
162 files.add(f);
163 }
164 }
165
166 private void listFiles(Path dir, Set<Path> files) throws IOException {
167 for (Path f: Files.newDirectoryStream(dir)) {
168 if (Files.isDirectory(f))
169 listFiles(f, files);
170 else if (Files.isRegularFile(f))
171 files.add(f);
172 }
173 }
174
175 protected void error(String msg) {
176 System.err.println("Error: " + msg);
177 errorCount++;
178 }
179
180 protected int testCount;
181 protected int errorCount;
182
183 protected String testName;
184
185 /**
186 * Standard files generated by processing a documented class pkg.C.
187 */
188 protected static Set<String> standardExpectFiles = new HashSet<String>(Arrays.asList(
189 "allclasses-frame.html",
190 "allclasses-noframe.html",
191 "constant-values.html",
192 "deprecated-list.html",
193 "help-doc.html",
194 "index-all.html",
195 "index.html",
196 "overview-tree.html",
197 "package-list",
198 "pkg/C.html",
199 "pkg/package-frame.html",
200 "pkg/package-summary.html",
201 "pkg/package-tree.html",
202 "resources/background.gif",
203 "resources/tab.gif",
204 "resources/titlebar_end.gif",
205 "resources/titlebar.gif",
206 "stylesheet.css"
207 ));
208 }
209

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