2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. Look for COPYING file in the top folder.
16 * If not, see http://opensource.org/licenses/GPL-2.0.
18 package org.apidesign.bck2brwsr.tck;
20 import java.lang.reflect.Method;
21 import java.util.Arrays;
22 import java.util.Collections;
23 import java.util.List;
24 import org.apidesign.bck2brwsr.core.JavaScriptBody;
25 import org.apidesign.bck2brwsr.vmtest.Compare;
26 import org.apidesign.bck2brwsr.vmtest.VMTest;
27 import org.testng.annotations.Factory;
31 * @author Jaroslav Tulach <jtulach@netbeans.org>
33 public class ReflectionTest {
34 @Compare public boolean nonNullThis() {
38 @Compare public String intType() {
39 return Integer.TYPE.toString();
42 @Compare public String voidType() throws Exception {
43 return void.class.toString();
46 @Compare public String longClass() {
47 return long.class.toString();
50 @Compare public boolean isRunnableInterface() {
51 return Runnable.class.isInterface();
54 @Compare public String isRunnableHasRunMethod() throws NoSuchMethodException {
55 return Runnable.class.getMethod("run").getName();
58 @Compare public String namesOfMethods() {
59 StringBuilder sb = new StringBuilder();
60 String[] arr = new String[20];
62 for (Method m : StaticUse.class.getMethods()) {
63 arr[i++] = m.getName();
65 for (String s : sort(arr, i)) {
66 sb.append(s).append("\n");
71 @Compare public String cannotCallNonStaticMethodWithNull() throws Exception {
72 StaticUse.class.getMethod("instanceMethod").invoke(null);
73 return "should not happen";
76 @Compare public Object voidReturnType() throws Exception {
77 return StaticUse.class.getMethod("instanceMethod").getReturnType();
81 @Compare public boolean isEnum() {
82 return E.A.getClass().isEnum();
85 @Compare public boolean isNotEnum() {
86 return "".getClass().isEnum();
89 @Compare public String newInstanceFails() throws InstantiationException {
91 return "success: " + StaticUse.class.newInstance();
92 } catch (IllegalAccessException ex) {
93 return ex.getClass().getName();
97 @Compare public String paramTypes() throws Exception {
98 Method plus = StaticUse.class.getMethod("plus", int.class, Integer.TYPE);
99 final Class[] pt = plus.getParameterTypes();
100 return pt[0].getName();
102 @Compare public String paramTypesNotFound() throws Exception {
103 return StaticUse.class.getMethod("plus", int.class, double.class).toString();
105 @Compare public int methodWithArgs() throws Exception {
106 Method plus = StaticUse.class.getMethod("plus", int.class, Integer.TYPE);
107 return (Integer)plus.invoke(null, 2, 3);
110 @Compare public String classGetNameForByte() {
111 return byte.class.getName();
113 @Compare public String classGetNameForBaseObject() {
114 return newObject().getClass().getName();
116 @Compare public String classGetNameForJavaObject() {
117 return new Object().getClass().getName();
119 @Compare public String classGetNameForObjectArray() {
120 return (new Object[3]).getClass().getName();
122 @Compare public String classGetNameForSimpleIntArray() {
123 return (new int[3]).getClass().getName();
125 @Compare public boolean sameClassGetNameForSimpleCharArray() {
126 return (new char[3]).getClass() == (new char[34]).getClass();
128 @Compare public String classGetNameForMultiIntArray() {
129 return (new int[3][4][5][6][7][8][9]).getClass().getName();
131 @Compare public String classGetNameForMultiIntArrayInner() {
132 final int[][][][][][][] arr = new int[3][4][5][6][7][8][9];
133 int[][][][][][] subarr = arr[0];
134 int[][][][][] subsubarr = subarr[0];
135 return subsubarr.getClass().getName();
137 @Compare public String classGetNameForMultiStringArray() {
138 return (new String[3][4][5][6][7][8][9]).getClass().getName();
141 @Compare public String classForByte() throws Exception {
142 return Class.forName("[Z").getName();
145 @Compare public String classForUnknownArray() {
147 return Class.forName("[W").getName();
148 } catch (Exception ex) {
149 return ex.getClass().getName();
153 @Compare public String classForUnknownDeepArray() {
155 return Class.forName("[[[[[W").getName();
156 } catch (Exception ex) {
157 return ex.getClass().getName();
161 @Compare public String componentGetNameForObjectArray() {
162 return (new Object[3]).getClass().getComponentType().getName();
164 @Compare public boolean sameComponentGetNameForObjectArray() {
165 return (new Object[3]).getClass().getComponentType() == Object.class;
167 @Compare public String componentGetNameForSimpleIntArray() {
168 return (new int[3]).getClass().getComponentType().getName();
170 @Compare public String componentGetNameForMultiIntArray() {
171 return (new int[3][4][5][6][7][8][9]).getClass().getComponentType().getName();
173 @Compare public String componentGetNameForMultiStringArray() {
174 Class<?> c = (new String[3][4][5][6][7][8][9]).getClass();
175 StringBuilder sb = new StringBuilder();
177 sb.append(c.getName()).append("\n");
178 c = c.getComponentType();
183 return sb.toString();
186 @Compare public boolean isArray() {
187 return new Object[0].getClass().isArray();
190 @JavaScriptBody(args = { "arr", "len" }, body="var a = arr.slice(0, len); a.sort(); return a;")
191 private static String[] sort(String[] arr, int len) {
192 List<String> list = Arrays.asList(arr).subList(0, len);
193 Collections.sort(list);
194 return list.toArray(new String[0]);
197 @JavaScriptBody(args = {}, body = "return new Object();")
198 private static Object newObject() {
203 public static Object[] create() {
204 return VMTest.create(ReflectionTest.class);