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43 package org.netbeans.html.boot.impl;
45 import java.io.Closeable;
46 import java.lang.reflect.InvocationTargetException;
47 import java.lang.reflect.Method;
48 import java.lang.reflect.Modifier;
49 import org.netbeans.html.boot.spi.Fn;
50 import org.testng.Assert;
51 import static org.testng.Assert.*;
52 import org.testng.annotations.BeforeMethod;
53 import org.testng.annotations.Test;
57 * @author Jaroslav Tulach
59 public class JsClassLoaderBase {
60 protected static Class<?> methodClass;
62 public JsClassLoaderBase() {
66 public void assertClassDefined() {
67 assertNotNull(methodClass, "BeforeClass set up code should provide methodClass");
70 @Test public void noParamMethod() throws Throwable {
71 Method plus = methodClass.getMethod("fortyTwo");
73 final java.lang.Object val = plus.invoke(null);
74 assertTrue(val instanceof Number, "A number returned " + val);
75 assertEquals(((Number)val).intValue(), 42);
76 } catch (InvocationTargetException ex) {
77 throw ex.getTargetException();
81 @Test public void testExecuteScript() throws Throwable {
82 Method plus = methodClass.getMethod("plus", int.class, int.class);
84 assertEquals(plus.invoke(null, 10, 20), 30);
85 } catch (InvocationTargetException ex) {
86 throw ex.getTargetException();
90 @Test public void overloadedMethod() throws Throwable {
91 Method plus = methodClass.getMethod("plus", int.class);
93 assertEquals(plus.invoke(null, 10), 10);
94 } catch (InvocationTargetException ex) {
95 throw ex.getTargetException();
99 @Test public void instanceMethod() throws Throwable {
100 Method plus = methodClass.getMethod("plusInst", int.class);
101 java.lang.Object inst = methodClass.newInstance();
103 assertEquals(plus.invoke(inst, 10), 10);
104 } catch (InvocationTargetException ex) {
105 throw ex.getTargetException();
109 @Test public void staticThis() throws Throwable {
110 Method st = methodClass.getMethod("staticThis");
112 assertNull(st.invoke(null));
113 } catch (InvocationTargetException ex) {
114 throw ex.getTargetException();
118 @Test public void getThis() throws Throwable {
119 java.lang.Object th = methodClass.newInstance();
120 Method st = methodClass.getMethod("getThis");
122 assertEquals(st.invoke(th), th);
123 } catch (InvocationTargetException ex) {
124 throw ex.getTargetException();
128 @Test public void truth() throws Throwable {
129 Method st = methodClass.getMethod("truth");
130 assertTrue((st.getModifiers() & Modifier.STATIC) != 0, "Is static");
131 assertEquals(st.invoke(null), Boolean.TRUE, "Can return boolean");
134 @Test public void callback() throws Throwable {
135 class R implements Runnable {
145 Method inc = methodClass.getMethod("callback", Runnable.class);
148 assertEquals(r.cnt, 1, "Callback happened");
151 @Test public void sumArray() throws Throwable {
152 Method st = methodClass.getMethod("sumArr", int[].class);
153 assertEquals(st.invoke(null, new int[] { 1, 2, 3 }), 6, "1+2+3 is six");
156 @Test public void javaScriptResource() throws Throwable {
158 Method st = methodClass.getMethod("useExternalMul", int.class, int.class);
159 assertEquals(st.invoke(null, 6, 7), 42, "Meaning of JavaScript?");
160 } catch (InvocationTargetException ex) {
161 throw ex.getTargetException();
165 @Test public void callJavaScriptMethodOnOwnClass() throws Throwable {
167 java.lang.Object thiz = methodClass.newInstance();
168 Method st = methodClass.getMethod("returnYourSelf", methodClass);
169 assertEquals(st.invoke(null, thiz), thiz, "Returns this");
170 } catch (InvocationTargetException ex) {
171 throw ex.getTargetException();
175 @Test public void callStaticJavaMethod() throws Throwable {
176 Method st = methodClass.getMethod("staticCallback", int.class, int.class);
177 assertEquals(st.invoke(null, 6, 7), 42, "Meaning of JavaScript?");
180 @Test public void callStaticStringParamMethod() throws Throwable {
181 Method st = methodClass.getMethod("parseInt", String.class);
182 assertEquals(st.invoke(null, "42"), 42, "Meaning of JavaScript?");
185 @Test public void passEnum() throws Throwable {
186 Class<?> enmClazz = methodClass.getDeclaredClasses()[0];
187 assertTrue(Enum.class.isAssignableFrom(enmClazz), "It is an enum: " + enmClazz);
188 Class<? extends Enum> enmClazz2 = enmClazz.asSubclass(Enum.class);
189 Method st = methodClass.getMethod("fromEnum", enmClazz);
191 java.lang.Object valueB = Enum.valueOf(enmClazz2, "B");
192 assertEquals(st.invoke(null, valueB), "B", "Converts to string");
195 @Test public void firstLong() throws Throwable {
196 Method st = methodClass.getMethod("chooseLong", boolean.class, boolean.class, long.class, long.class);
197 assertEquals(st.invoke(null, true, false, 10, 20), 10L, "Take first value");
200 @Test public void secondLong() throws Throwable {
201 Method st = methodClass.getMethod("chooseLong", boolean.class, boolean.class, long.class, long.class);
202 assertEquals(st.invoke(null, false, true, 10, 20), 20L, "Take 2nd value");
205 @Test public void bothLong() throws Throwable {
206 Method st = methodClass.getMethod("chooseLong", boolean.class, boolean.class, long.class, long.class);
207 assertEquals(st.invoke(null, true, true, 10, 20), 30L, "Take both values");
210 @Test public void recordError() throws Throwable {
211 Method st = methodClass.getMethod("recordError", java.lang.Object.class);
212 assertEquals(st.invoke(methodClass.newInstance(), "Hello"), "Hello", "The same parameter returned");
215 @Test public void plusOrMul() throws Throwable {
216 Method st = methodClass.getMethod("plusOrMul", int.class, int.class);
217 assertNotNull(Fn.activePresenter(), "Is there a presenter?");
218 Closeable c = Fn.activate(null);
220 assertNull(Fn.activePresenter(), "No presenter now");
221 assertEquals(st.invoke(null, 6, 7), 42, "Mul in Java");
225 assertNotNull(Fn.activePresenter(), "Is there a presenter again");
226 assertEquals(st.invoke(null, 6, 7), 13, "Plus in JavaScript");
227 c = Fn.activate(null);
229 assertNull(Fn.activePresenter(), "No presenter again");
230 assertEquals(st.invoke(null, 6, 7), 42, "Mul in Java");
234 assertNotNull(Fn.activePresenter(), "Is there a presenter again");
235 assertEquals(st.invoke(null, 6, 7), 13, "Plus in JavaScript again");
238 @Test public void arrayInOut() throws Throwable {
239 String[] arr = { "Ahoj" };
240 Method st = methodClass.getMethod("arr", java.lang.Object[].class);
241 java.lang.Object ret = st.invoke(null, (java.lang.Object) arr);
242 assertTrue(ret instanceof java.lang.Object[], "Expecting array: " + ret);
243 java.lang.Object[] res = (java.lang.Object[]) ret;
244 assertEquals(res.length, 1, "One element");
245 assertEquals(res[0], "Ahoj", "The right string");
248 @Test public void checkTheTypeOfThrownException() throws Throwable {
249 FnContext.currentPresenter(null);
250 assertNull(Fn.activePresenter(), "No presenter is activer right now");
251 java.lang.Object res = null;
253 Method st = methodClass.getMethod("plus", int.class, int.class);
255 res = st.invoke(null, 40, 2);
256 Assert.fail("Native method should throw IllegalStateException. Was: " + res);
257 } catch (InvocationTargetException ex) {
258 throw ex.getTargetException();
260 } catch (IllegalStateException ex) {
261 assertEquals(ex.getMessage(), "No presenter active. Use BrwsrCtx.execute!");