Add a test for verifying the JS -> Java bindings.

Change-Id: I7d15efd5cc1c40d9c0c5b7cf1a5a7f9775a709d7

1 files changed, 222 insertions, 0 deletions

diff --git a/tests/src/com/android/browser/JNIBindingsTestApp.java b/tests/src/com/android/browser/JNIBindingsTestApp.java
new file mode 100644
index 000000000..cb38cbcc2
--- /dev/null
+++ b/tests/src/com/android/browser/JNIBindingsTestApp.java
@@ -0,0 +1,222 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+package com.android.browser;
+
+import android.app.Instrumentation;
+import android.net.http.SslError;
+import android.os.Environment;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.test.ActivityInstrumentationTestCase2;
+import android.util.Log;
+import android.webkit.JsPromptResult;
+import android.webkit.JsResult;
+import android.webkit.SslErrorHandler;
+import android.webkit.WebView;
+
+/**
+ * Adds a JavaScript interface to the webview and calls functions on it to verify variables
+ * are passed from JS to Java correctly.
+ */
+public class JNIBindingsTestApp extends ActivityInstrumentationTestCase2<BrowserActivity> {
+
+    private final static String TAG = "JNIBindingsTest";
+
+    private static final int MSG_WEBKIT_DATA_READY = 101;
+
+    private BrowserActivity mActivity = null;
+    private Instrumentation mInst = null;
+
+    private boolean mTestDone = false;
+    private String mWebKitResult;
+
+    private String mExpectedWebKitResult = "Running JNI Bindings test...\n" +
+            "testPrimitiveTypes passed!\n" +
+            "testObjectTypes passed!\n" +
+            "testArray passed!\n" +
+            "testObjectArray passed!\n" +
+            "testObjectMembers passed!\n" +
+            "testJSPrimitivesToStringsInJava passed!\n" +
+            "testJavaReturnTypes passed!\n" +
+            "getIfaceProperties passed!\n";
+
+
+    private class GetWebKitDataThread extends Thread {
+        private JNIBindingsTestApp mTestApp;
+        private WebView mWebView;
+        private Handler mHandler;
+
+        GetWebKitDataThread(JNIBindingsTestApp testApp, WebView webView) {
+            mTestApp = testApp;
+            mWebView = webView;
+        }
+
+        public void run() {
+            Looper.prepare();
+            mHandler = new Handler() {
+                public void handleMessage(Message msg) {
+                    switch (msg.what) {
+                        case MSG_WEBKIT_DATA_READY: {
+                            mTestApp.setWebKitResult((String)msg.obj);
+                            Looper.myLooper().quit();
+                        }
+                        default: super.handleMessage(msg); break;
+                    }
+                }
+            };
+            mWebView.documentAsText(mHandler.obtainMessage(MSG_WEBKIT_DATA_READY));
+            Looper.loop();
+        }
+    }
+
+    public synchronized void setWebKitResult(String result) {
+       mWebKitResult = result;
+       notify();
+    }
+
+    public JNIBindingsTestApp() {
+        super(BrowserActivity.class);
+    }
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+
+        mActivity = getActivity();
+        mInst = getInstrumentation();
+        mInst.waitForIdleSync();
+
+    }
+
+    /**
+     * Gets the browser ready for testing by starting the application
+     * and wrapping the WebView's helper clients.
+     */
+    void setUpBrowser() {
+        Tab tab = mActivity.getTabControl().getCurrentTab();
+        WebView webView = tab.getWebView();
+        webView.addJavascriptInterface(new JNIBindingsTest(this), "JNIBindingsTest");
+
+        webView.setWebChromeClient(new TestWebChromeClient(webView.getWebChromeClient()) {
+
+            /**
+             * Dismisses and logs Javascript alerts.
+             */
+            @Override
+            public boolean onJsAlert(WebView view, String url, String message,
+                    JsResult result) {
+                String logMsg = String.format("JS Alert '%s' received from %s", message, url);
+                Log.w(TAG, logMsg);
+                result.confirm();
+
+                return true;
+            }
+
+            /**
+             * Confirms and logs Javascript alerts.
+             */
+            @Override
+            public boolean onJsConfirm(WebView view, String url, String message,
+                    JsResult result) {
+                String logMsg = String.format("JS Confirmation '%s' received from %s",
+                        message, url);
+                Log.w(TAG, logMsg);
+                result.confirm();
+
+                return true;
+            }
+
+            /**
+             * Confirms and logs Javascript alerts, providing the default value.
+             */
+            @Override
+            public boolean onJsPrompt(WebView view, String url, String message,
+                    String defaultValue, JsPromptResult result) {
+                String logMsg = String.format("JS Prompt '%s' received from %s; " +
+                        "Giving default value '%s'", message, url, defaultValue);
+                Log.w(TAG, logMsg);
+                result.confirm(defaultValue);
+
+                return true;
+            }
+        });
+
+        webView.setWebViewClient(new TestWebViewClient(webView.getWebViewClient()) {
+
+            /**
+             * Bypasses and logs errors.
+             */
+            @Override
+            public void onReceivedError(WebView view, int errorCode,
+                    String description, String failingUrl) {
+                String message = String.format("Error '%s' (%d) loading url: %s",
+                        description, errorCode, failingUrl);
+                Log.w(TAG, message);
+            }
+
+            /**
+             * Ignores and logs SSL errors.
+             */
+            @Override
+            public void onReceivedSslError(WebView view, SslErrorHandler handler,
+                    SslError error) {
+                Log.w(TAG, "SSL error: " + error);
+                handler.proceed();
+            }
+
+        });
+    }
+
+    public synchronized void testComplete() {
+        mTestDone = true;
+        notify();
+    }
+
+    public void testJNIBindings() {
+        setUpBrowser();
+
+        Tab tab = mActivity.getTabControl().getCurrentTab();
+        WebView webView = tab.getWebView();
+        webView.loadUrl("file:///sdcard/bindings_test.html");
+        synchronized(this) {
+            while(!mTestDone) {
+                try {
+                    wait();
+                } catch (InterruptedException e) {}
+            }
+        }
+
+        // Now the tests are complete grab the DOM content and compare to the reference.
+        GetWebKitDataThread getWKData = new GetWebKitDataThread(this, webView);
+        mWebKitResult = null;
+        getWKData.start();
+
+        synchronized(this) {
+            while(mWebKitResult == null) {
+                try {
+                    wait();
+                } catch (InterruptedException e) {}
+            }
+        }
+
+        Log.v(TAG, "WebKit result:");
+        Log.v(TAG, mWebKitResult);
+        assertEquals("Bindings test failed! See logcat for more details!", mExpectedWebKitResult,
+                mWebKitResult);
+    }
+}