original

[gb-231r1-is01/GB_2.3_IS01.git] / cts / tests / tests / gesture / src / android / gesture / cts / GestureComparator.java

diff --git a/cts/tests/tests/gesture/src/android/gesture/cts/GestureComparator.java b/cts/tests/tests/gesture/src/android/gesture/cts/GestureComparator.java
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+++ b/cts/tests/tests/gesture/src/android/gesture/cts/GestureComparator.java
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+/*
+ * Copyright (C) 2009 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 android.gesture.cts;
+
+import android.gesture.Gesture;
+import android.gesture.GestureStroke;
+
+import java.util.Arrays;
+
+import junit.framework.Assert;
+
+/**
+ * Helper class to assert that two Gestures are approximately equal
+ */
+class GestureComparator {
+
+    /**
+     * Compare the contents of two (@link Gesture}'s
+     *
+     * @throws {@link junit.framework.AssertionFailedError} if Gesture's are not equal
+     */
+    void assertGesturesEquals(Gesture expectedGesture, Gesture observedGesture) {
+        Assert.assertEquals(expectedGesture.getID(), observedGesture.getID());
+        Assert.assertEquals(expectedGesture.getStrokesCount(), observedGesture.getStrokesCount());
+
+        // now compare gesture strokes. Order is important
+        for (int i=0; i < expectedGesture.getStrokesCount(); i++) {
+            GestureStroke expectedStroke = expectedGesture.getStrokes().get(i);
+            GestureStroke observedStroke = observedGesture.getStrokes().get(i);
+            assertGestureStrokesEqual(expectedStroke, observedStroke);
+        }
+    }
+
+    /**
+     * Compare the contents of two {@link GestureStroke}
+     *
+     * @throws {@link junit.framework.AssertionFailedError} if GestureStroke's are not
+     * equal
+     */
+    void assertGestureStrokesEqual(GestureStroke expectedStroke, GestureStroke observedStroke) {
+        Assert.assertEquals(expectedStroke.length, observedStroke.length);
+        Assert.assertTrue(Arrays.equals(expectedStroke.points, observedStroke.points));
+    }
+}