Add a test runner for android_webview.

android_webview/javatests/src/org/chromium/android_webview/test/AndroidWebViewTestRunnerActivity.java

Index: android_webview/javatests/src/org/chromium/android_webview/test/AndroidWebViewTestRunnerActivity.java
diff --git a/android_webview/javatests/src/org/chromium/android_webview/test/AndroidWebViewTestRunnerActivity.java b/android_webview/javatests/src/org/chromium/android_webview/test/AndroidWebViewTestRunnerActivity.java
new file mode 100644
index 0000000000000000000000000000000000000000..4d78a6a8b781c0a2fa9aa9e05ab3b3a4ea1415ac
--- /dev/null
+++ b/android_webview/javatests/src/org/chromium/android_webview/test/AndroidWebViewTestRunnerActivity.java
@@ -0,0 +1,94 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.android_webview.test;
+
+import android.app.Activity;
+import android.content.ContentUris;
+import android.content.res.Configuration;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.ViewGroup.LayoutParams;
+import android.view.WindowManager;
+import android.widget.LinearLayout;
+
+import org.chromium.content.browser.ContentView;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+/*
+ * This is a lightweight activity for tests that only require ContentView functionality.
+ */
+public class AndroidWebViewTestRunnerActivity extends Activity {
+
+    private LinearLayout mLinearLayout;
+    private List<ContentView> mContentViews = new ArrayList<ContentView>();
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        // TODO(joth): When SW-renderer is available, we'll want to enable this on a per-test
+        // basis.
+        // BUG=http://b/5996811
+        boolean hardwareAccelerated = true;
+        Log.i("AndroidWebViewTestRunnerActivity", "Is " + (hardwareAccelerated ? "" : "NOT ")
+                + "hardware accelerated");
+
+        if (hardwareAccelerated) {
+            getWindow().setFlags(
+                    WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED,
+                    WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED);
+        }
+
+        mLinearLayout = new LinearLayout(this);
+        mLinearLayout.setOrientation(LinearLayout.VERTICAL);
+        mLinearLayout.setShowDividers(LinearLayout.SHOW_DIVIDER_MIDDLE);
+        mLinearLayout.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,
+                LayoutParams.WRAP_CONTENT));
+
+        setContentView(mLinearLayout);
+    }
+
+    /**
+     * Set the ContentViews to be added to the current LinearLayout.
+     *
+     * This will destroy the ContentView instances that are being removed from the LinearLayout, so
+     * care must be taken to not reference those instances.
+     */
+    public void setContentViewList(Collection<ContentView> contentViews) {
+        mLinearLayout.removeAllViews();
+
+        Set<ContentView> toBeDeleted = new HashSet<ContentView>(mContentViews);
+        toBeDeleted.removeAll(contentViews);
+        for (ContentView c : toBeDeleted) {
+            c.destroy();
+        }
+
+        for (ContentView c : contentViews) {
+            c.setLayoutParams(new LinearLayout.LayoutParams(
+                    LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT, 1f));
+            mLinearLayout.addView(c);
+        }
+        mContentViews.clear();
+        mContentViews.addAll(contentViews);
+    }
+
+    public void setContentViews(ContentView... contentViews) {
+        setContentViewList(Arrays.asList(contentViews));
+    }
+
+    public int getNumberOfContentViews() {
+        return mContentViews.size();
+    }
+
+    public ContentView getContentView() {
+        return mContentViews.get(0);
+    }
+}