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comparison graal/com.oracle.max.base/src/com/sun/max/ide/TestCaseClassSet.java @ 3733:e233f5660da4

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Added Java files from Maxine project.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 19:59:18 +0100
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children bc8527f3071c
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3732:3e2e8b8abdaf 3733:e233f5660da4
1 /*
2 * Copyright (c) 2008, 2011, 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 package com.sun.max.ide;
24
25 import static com.sun.max.lang.Classes.*;
26
27 import java.lang.reflect.*;
28 import java.util.*;
29
30 import junit.framework.*;
31
32 import com.sun.max.*;
33 import com.sun.max.lang.*;
34 import com.sun.max.program.*;
35
36 /**
37 * A utility for defining and refining a set of {@linkplain #isJUnitTestCaseClass(Class) valid} JUnit test case classes.
38 */
39 public class TestCaseClassSet extends LinkedHashSet<Class<? extends TestCase>> {
40
41 private final String defaultTestSuiteName;
42
43 /**
44 * Creates a set of classes whose {@linkplain #toTestSuite() derived} test suite will have a given name.
45 *
46 * @param defaultTestSuiteName the default name to be used for the test suite derived from this set
47 */
48 public TestCaseClassSet(String defaultTestSuiteName) {
49 this.defaultTestSuiteName = defaultTestSuiteName;
50 }
51
52 /**
53 * Creates a set of classes by scanning a given package for {@linkplain #isJUnitTestCaseClass(Class) valid} JUnit
54 * test case classes.
55 *
56 * @param maxPackage the package to scan for classes
57 * @param scanSubPackages specifies if the sub-packages of {@code maxPackage} should also be scanned
58 */
59 // public TestCaseClassSet(MaxPackage maxPackage, boolean scanSubPackages) {
60 // this(maxPackage.name(), scanSubPackages);
61 // }
62 //
63 // /**
64 // * Creates a set of classes by scanning a given package (but not its sub-packages) for
65 // * {@linkplain #isJUnitTestCaseClass(Class) valid} JUnit test case classes.
66 // *
67 // * @param maxPackage the package to scan for classes
68 // */
69 // public TestCaseClassSet(MaxPackage maxPackage) {
70 // this(maxPackage, false);
71 // }
72
73 public TestCaseClassSet(Class packageRepresentative) {
74 this(packageRepresentative, false);
75 }
76
77 public TestCaseClassSet(Class packageRepresentative, boolean scanSubPackages) {
78 this(getPackageName(packageRepresentative), scanSubPackages);
79 }
80
81 public TestCaseClassSet(final String packageName, final boolean scanSubPackages) {
82 defaultTestSuiteName = packageName;
83 new ClassSearch() {
84 @Override
85 protected boolean visitClass(boolean isArchiveEntry, String className) {
86 if (!className.endsWith("package-info")) {
87 if (scanSubPackages || (Classes.getPackageName(className).equals(packageName))) {
88 Class javaClass = Classes.forName(className, false, getClass().getClassLoader());
89 if (isJUnitTestCaseClass(javaClass)) {
90 final Class<Class<? extends TestCase>> type = null;
91 add(Utils.cast(type, javaClass));
92 }
93 }
94 }
95 return true;
96 }
97 }.run(Classpath.fromSystem(), packageName.replace('.', '/'));
98 }
99
100 public static boolean isJUnitTestCaseClass(Class javaClass) {
101 return javaClass != null && !Modifier.isAbstract(javaClass.getModifiers()) && TestCase.class.isAssignableFrom(javaClass);
102 }
103
104 /**
105 * Adds or moves a given set of classes to this set such that they will be returned after all existing entries
106 * when this set is iterated over.
107 *
108 * @param classes the classes to add
109 */
110 public TestCaseClassSet addToEnd(Class... classes) {
111 for (int i = 0; i < classes.length; ++i) {
112 final Class c = classes[i];
113 if (isJUnitTestCaseClass(c)) {
114 remove(c);
115 final Class<Class<? extends TestCase>> type = null;
116 add(Utils.cast(type, c));
117 } else {
118 ProgramWarning.message("Class is not an instantiable subclass of TestCase: " + c);
119 }
120 }
121 return this;
122 }
123
124 /**
125 * Removes a given set of classes from this set.
126 *
127 * @param classes the classes to remove
128 */
129 public TestCaseClassSet removeAll(Class... classes) {
130 removeAll(java.util.Arrays.asList(classes));
131 return this;
132 }
133
134 /**
135 * Creates a test suite containing the tests defined by the classes in this set.
136 *
137 * @param name the name of the suite
138 * @return the created suite
139 */
140 public TestSuite toTestSuite(String name) {
141 final TestSuite suite = new TestSuite(name);
142 for (Class<? extends TestCase> testClass : this) {
143 suite.addTestSuite(testClass);
144 }
145 return suite;
146 }
147
148 public TestSuite toTestSuite() {
149 return toTestSuite(defaultTestSuiteName);
150 }
151 }