Use PrioritizedSerialExecutor instead of ReentrantReadWriteLock.

Change-Id: I003b769e408ebd692085a7e17fed6d9396876202

2 files changed, 106 insertions, 1 deletions

diff --git a/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java b/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
index 1a20ec52d..d15e88bdb 100644
--- a/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
+++ b/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
@@ -77,7 +77,7 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
     private void addToDict(final UserHistoryPredictionDictionary dict, final List<String> words) {
         String prevWord = null;
         for (String word : words) {
-            dict.forceAddWordForTest(prevWord, word, true);
+            dict.addToPersonalizationPredictionDictionary(prevWord, word, true);
             prevWord = word;
         }
     }
diff --git a/tests/src/com/android/inputmethod/latin/utils/PrioritizedSerialExecutorTests.java b/tests/src/com/android/inputmethod/latin/utils/PrioritizedSerialExecutorTests.java
new file mode 100644
index 000000000..e0755483c
--- /dev/null
+++ b/tests/src/com/android/inputmethod/latin/utils/PrioritizedSerialExecutorTests.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2013 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.inputmethod.latin.utils;
+
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.MediumTest;
+import android.util.Log;
+
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * Unit tests for PrioritizedSerialExecutor.
+ * TODO: Add more detailed tests to make use of priorities, etc.
+ */
+@MediumTest
+public class PrioritizedSerialExecutorTests extends AndroidTestCase {
+    private static final String TAG = PrioritizedSerialExecutorTests.class.getSimpleName();
+
+    private static final int NUM_OF_TASKS = 10;
+    private static final int DELAY_FOR_WAITING_TASKS_MILLISECONDS = 500;
+
+    public void testExecute() {
+        final PrioritizedSerialExecutor executor = new PrioritizedSerialExecutor();
+        final AtomicInteger v = new AtomicInteger(0);
+        for (int i = 0; i < NUM_OF_TASKS; ++i) {
+            executor.execute(new Runnable() {
+                @Override
+                public void run() {
+                    v.incrementAndGet();
+                }
+            });
+        }
+        try {
+            Thread.sleep(DELAY_FOR_WAITING_TASKS_MILLISECONDS);
+        } catch (InterruptedException e) {
+            Log.d(TAG, "Exception while sleeping.", e);
+        }
+
+        assertEquals(NUM_OF_TASKS, v.get());
+    }
+
+    public void testExecutePrioritized() {
+        final PrioritizedSerialExecutor executor = new PrioritizedSerialExecutor();
+        final AtomicInteger v = new AtomicInteger(0);
+        for (int i = 0; i < NUM_OF_TASKS; ++i) {
+            executor.executePrioritized(new Runnable() {
+                @Override
+                public void run() {
+                    v.incrementAndGet();
+                }
+            });
+        }
+        try {
+            Thread.sleep(DELAY_FOR_WAITING_TASKS_MILLISECONDS);
+        } catch (InterruptedException e) {
+            Log.d(TAG, "Exception while sleeping.", e);
+        }
+
+        assertEquals(NUM_OF_TASKS, v.get());
+    }
+
+    public void testExecuteCombined() {
+        final PrioritizedSerialExecutor executor = new PrioritizedSerialExecutor();
+        final AtomicInteger v = new AtomicInteger(0);
+        for (int i = 0; i < NUM_OF_TASKS; ++i) {
+            executor.execute(new Runnable() {
+                @Override
+                public void run() {
+                    v.incrementAndGet();
+                }
+            });
+        }
+
+        for (int i = 0; i < NUM_OF_TASKS; ++i) {
+            executor.executePrioritized(new Runnable() {
+                @Override
+                public void run() {
+                    v.incrementAndGet();
+                }
+            });
+        }
+
+        try {
+            Thread.sleep(DELAY_FOR_WAITING_TASKS_MILLISECONDS);
+        } catch (InterruptedException e) {
+            Log.d(TAG, "Exception while sleeping.", e);
+        }
+
+        assertEquals(2 * NUM_OF_TASKS, v.get());
+    }
+}