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Diffstat (limited to 'tests_camera/src/com/android/camera/unittest/CameraUnitTest.java')
-rw-r--r--tests_camera/src/com/android/camera/unittest/CameraUnitTest.java107
1 files changed, 107 insertions, 0 deletions
diff --git a/tests_camera/src/com/android/camera/unittest/CameraUnitTest.java b/tests_camera/src/com/android/camera/unittest/CameraUnitTest.java
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+++ b/tests_camera/src/com/android/camera/unittest/CameraUnitTest.java
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2010 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.camera.unittest;
+
+import com.android.camera.Util;
+
+import android.graphics.Matrix;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import junit.framework.TestCase;
+
+@SmallTest
+public class CameraUnitTest extends TestCase {
+ public void testRoundOrientation() {
+ int h = Util.ORIENTATION_HYSTERESIS;
+ assertEquals(0, Util.roundOrientation(0, 0));
+ assertEquals(0, Util.roundOrientation(359, 0));
+ assertEquals(0, Util.roundOrientation(0 + 44 + h, 0));
+ assertEquals(90, Util.roundOrientation(0 + 45 + h, 0));
+ assertEquals(0, Util.roundOrientation(360 - 44 - h, 0));
+ assertEquals(270, Util.roundOrientation(360 - 45 - h, 0));
+
+ assertEquals(90, Util.roundOrientation(90, 90));
+ assertEquals(90, Util.roundOrientation(90 + 44 + h, 90));
+ assertEquals(180, Util.roundOrientation(90 + 45 + h, 90));
+ assertEquals(90, Util.roundOrientation(90 - 44 - h, 90));
+ assertEquals(0, Util.roundOrientation(90 - 45 - h, 90));
+
+ assertEquals(180, Util.roundOrientation(180, 180));
+ assertEquals(180, Util.roundOrientation(180 + 44 + h, 180));
+ assertEquals(270, Util.roundOrientation(180 + 45 + h, 180));
+ assertEquals(180, Util.roundOrientation(180 - 44 - h, 180));
+ assertEquals(90, Util.roundOrientation(180 - 45 - h, 180));
+
+ assertEquals(270, Util.roundOrientation(270, 270));
+ assertEquals(270, Util.roundOrientation(270 + 44 + h, 270));
+ assertEquals(0, Util.roundOrientation(270 + 45 + h, 270));
+ assertEquals(270, Util.roundOrientation(270 - 44 - h, 270));
+ assertEquals(180, Util.roundOrientation(270 - 45 - h, 270));
+
+ assertEquals(90, Util.roundOrientation(90, 0));
+ assertEquals(180, Util.roundOrientation(180, 0));
+ assertEquals(270, Util.roundOrientation(270, 0));
+
+ assertEquals(0, Util.roundOrientation(0, 90));
+ assertEquals(180, Util.roundOrientation(180, 90));
+ assertEquals(270, Util.roundOrientation(270, 90));
+
+ assertEquals(0, Util.roundOrientation(0, 180));
+ assertEquals(90, Util.roundOrientation(90, 180));
+ assertEquals(270, Util.roundOrientation(270, 180));
+
+ assertEquals(0, Util.roundOrientation(0, 270));
+ assertEquals(90, Util.roundOrientation(90, 270));
+ assertEquals(180, Util.roundOrientation(180, 270));
+ }
+
+ public void testPrepareMatrix() {
+ Matrix matrix = new Matrix();
+ float[] points;
+ int[] expected;
+
+ Util.prepareMatrix(matrix, false, 0, 800, 480);
+ points = new float[] {-1000, -1000, 0, 0, 1000, 1000, 0, 1000, -750, 250};
+ expected = new int[] {0, 0, 400, 240, 800, 480, 400, 480, 100, 300};
+ matrix.mapPoints(points);
+ assertEquals(expected, points);
+
+ Util.prepareMatrix(matrix, false, 90, 800, 480);
+ points = new float[] {-1000, -1000, 0, 0, 1000, 1000, 0, 1000, -750, 250};
+ expected = new int[] {800, 0, 400, 240, 0, 480, 0, 240, 300, 60};
+ matrix.mapPoints(points);
+ assertEquals(expected, points);
+
+ Util.prepareMatrix(matrix, false, 180, 800, 480);
+ points = new float[] {-1000, -1000, 0, 0, 1000, 1000, 0, 1000, -750, 250};
+ expected = new int[] {800, 480, 400, 240, 0, 0, 400, 0, 700, 180};
+ matrix.mapPoints(points);
+ assertEquals(expected, points);
+
+ Util.prepareMatrix(matrix, true, 180, 800, 480);
+ points = new float[] {-1000, -1000, 0, 0, 1000, 1000, 0, 1000, -750, 250};
+ expected = new int[] {0, 480, 400, 240, 800, 0, 400, 0, 100, 180};
+ matrix.mapPoints(points);
+ assertEquals(expected, points);
+ }
+
+ private void assertEquals(int expected[], float[] actual) {
+ for (int i = 0; i < expected.length; i++) {
+ assertEquals("Array index " + i + " mismatch", expected[i], Math.round(actual[i]));
+ }
+ }
+}