| /* |
| * 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.gallery3d.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])); |
| } |
| } |
| } |