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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Part of the test suite for the WebView's Java Bridge. This class tests the
* general use of arrays.
*
* The conversions should follow
* http://jdk6.java.net/plugin2/liveconnect/#JS_JAVA_CONVERSIONS. Places in
* which the implementation differs from the spec are marked with
* LIVECONNECT_COMPLIANCE.
* FIXME: Consider making our implementation more compliant, if it will not
* break backwards-compatibility. See b/4408210.
*
* To run this test ...
* adb shell am instrument -w -e class com.android.webviewtests.JavaBridgeArrayTest \
* com.android.webviewtests/android.test.InstrumentationTestRunner
*/
package com.android.webviewtests;
public class JavaBridgeArrayTest extends JavaBridgeTestBase {
private class TestObject extends Controller {
private boolean mBooleanValue;
private int mIntValue;
private String mStringValue;
private int[] mIntArray;
public synchronized void setBooleanValue(boolean x) {
mBooleanValue = x;
notifyResultIsReady();
}
public synchronized void setIntValue(int x) {
mIntValue = x;
notifyResultIsReady();
}
public synchronized void setStringValue(String x) {
mStringValue = x;
notifyResultIsReady();
}
public synchronized boolean waitForBooleanValue() {
waitForResult();
return mBooleanValue;
}
public synchronized int waitForIntValue() {
waitForResult();
return mIntValue;
}
public synchronized String waitForStringValue() {
waitForResult();
return mStringValue;
}
public synchronized void setIntArray(int[] x) {
mIntArray = x;
notifyResultIsReady();
}
public synchronized int[] waitForIntArray() {
waitForResult();
return mIntArray;
}
public int[] getIntArray() {
return new int[] {42, 43, 44};
}
public int[] getEmptyIntArray() {
return new int[] {};
}
}
private TestObject mTestObject;
@Override
protected void setUp() throws Exception {
super.setUp();
mTestObject = new TestObject();
setUpWebView(mTestObject, "testObject");
}
public void testArrayLength() throws Throwable {
executeJavaScript("testObject.setIntArray([42, 43, 44]);");
int[] result = mTestObject.waitForIntArray();
assertEquals(3, result.length);
assertEquals(42, result[0]);
assertEquals(43, result[1]);
assertEquals(44, result[2]);
}
public void testPassNull() throws Throwable {
executeJavaScript("testObject.setIntArray(null);");
assertNull(mTestObject.waitForIntArray());
}
public void testPassUndefined() throws Throwable {
executeJavaScript("testObject.setIntArray(undefined);");
assertNull(mTestObject.waitForIntArray());
}
public void testPassEmptyArray() throws Throwable {
executeJavaScript("testObject.setIntArray([]);");
assertEquals(0, mTestObject.waitForIntArray().length);
}
// Note that this requires being able to pass a string from JavaScript to
// Java.
public void testPassArrayToStringMethod() throws Throwable {
// LIVECONNECT_COMPLIANCE: Should call toString() on array.
executeJavaScript("testObject.setStringValue([42, 42, 42]);");
assertEquals("undefined", mTestObject.waitForStringValue());
}
// Note that this requires being able to pass an integer from JavaScript to
// Java.
public void testPassArrayToNonStringNonArrayMethod() throws Throwable {
// LIVECONNECT_COMPLIANCE: Should raise JavaScript exception.
executeJavaScript("testObject.setIntValue([42, 42, 42]);");
assertEquals(0, mTestObject.waitForIntValue());
}
public void testPassNonArrayToArrayMethod() throws Throwable {
// LIVECONNECT_COMPLIANCE: Should raise JavaScript exception.
executeJavaScript("testObject.setIntArray(42);");
assertNull(mTestObject.waitForIntArray());
}
public void testObjectWithLengthProperty() throws Throwable {
executeJavaScript("testObject.setIntArray({length: 3, 1: 42});");
int[] result = mTestObject.waitForIntArray();
assertEquals(3, result.length);
assertEquals(0, result[0]);
assertEquals(42, result[1]);
assertEquals(0, result[2]);
}
public void testSparseArray() throws Throwable {
executeJavaScript("var x = [42, 43]; x[3] = 45; testObject.setIntArray(x);");
int[] result = mTestObject.waitForIntArray();
assertEquals(4, result.length);
assertEquals(42, result[0]);
assertEquals(43, result[1]);
assertEquals(0, result[2]);
assertEquals(45, result[3]);
}
// Note that this requires being able to pass a boolean from JavaScript to
// Java.
public void testReturnArray() throws Throwable {
// LIVECONNECT_COMPLIANCE: Convert to JavaScript array.
executeJavaScript("testObject.setBooleanValue(undefined === testObject.getIntArray())");
assertTrue(mTestObject.waitForBooleanValue());
}
// Note that this requires being able to pass a boolean from JavaScript to
// Java.
public void testReturnEmptyArray() throws Throwable {
// LIVECONNECT_COMPLIANCE: Convert to JavaScript array.
executeJavaScript(
"testObject.setBooleanValue(undefined === testObject.getEmptyIntArray())");
assertTrue(mTestObject.waitForBooleanValue());
}
}
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