1 files changed, 47 insertions, 0 deletions
diff --git a/tests/src/com/android/inputmethod/latin/touchinputconsumer/NullGestureConsumerTests.java b/tests/src/com/android/inputmethod/latin/touchinputconsumer/NullGestureConsumerTests.java
new file mode 100644
index 000000000..ca1039bd9
--- /dev/null
+++ b/tests/src/com/android/inputmethod/latin/touchinputconsumer/NullGestureConsumerTests.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2014 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.touchinputconsumer;
+
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+
+/**
+ * Tests for GestureConsumer.NULL_GESTURE_CONSUMER.
+ */
+@SmallTest
+public class NullGestureConsumerTests extends AndroidTestCase {
+    /**
+     * Tests that GestureConsumer.NULL_GESTURE_CONSUMER indicates that it won't consume gesture data
+     * and that its methods don't raise exceptions even for invalid data.
+     */
+    public void testNullGestureConsumer() {
+        assertFalse(GestureConsumer.NULL_GESTURE_CONSUMER.willConsume());
+        GestureConsumer.NULL_GESTURE_CONSUMER.onInit(null, null);
+        GestureConsumer.NULL_GESTURE_CONSUMER.onGestureStarted(null, null);
+        GestureConsumer.NULL_GESTURE_CONSUMER.onGestureCanceled();
+        GestureConsumer.NULL_GESTURE_CONSUMER.onGestureCompleted(null);
+        GestureConsumer.NULL_GESTURE_CONSUMER.onImeSuggestionsProcessed(null, -1, -1);
+    }
+
+    /**
+     * Tests that newInstance returns NULL_GESTURE_CONSUMER for invalid input.
+     */
+    public void testNewInstanceGivesNullGestureConsumerForInvalidInputs() {
+        assertSame(GestureConsumer.NULL_GESTURE_CONSUMER,
+                GestureConsumer.newInstance(null, null, null, null));
+    }
+}