1 files changed, 56 insertions, 0 deletions
diff --git a/tests/src/org/kelar/inputmethod/latin/touchinputconsumer/NullGestureConsumerTests.java b/tests/src/org/kelar/inputmethod/latin/touchinputconsumer/NullGestureConsumerTests.java
new file mode 100644
index 000000000..85eeaf86c
--- /dev/null
+++ b/tests/src/org/kelar/inputmethod/latin/touchinputconsumer/NullGestureConsumerTests.java
@@ -0,0 +1,56 @@
+/*
+ * 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 org.kelar.inputmethod.latin.touchinputconsumer;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertSame;
+
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/**
+ * Tests for GestureConsumer.NULL_GESTURE_CONSUMER.
+ */
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class NullGestureConsumerTests {
+    /**
+     * 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.
+     */
+    @Test
+    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, null);
+    }
+
+    /**
+     * Tests that newInstance returns NULL_GESTURE_CONSUMER for invalid input.
+     */
+    @Test
+    public void testNewInstanceGivesNullGestureConsumerForInvalidInputs() {
+        assertSame(GestureConsumer.NULL_GESTURE_CONSUMER,
+                GestureConsumer.newInstance(null, null, null, null));
+    }
+}