From d0dab30df152db0e63a3334cb44e5550ffe423f5 Mon Sep 17 00:00:00 2001
From: Jason Noguchi <jnoguchi@google.com>
Date: Wed, 13 Feb 2013 15:35:23 -0800
Subject: Merging camera test with gallery test.

Change-Id: I8ef94a67dddc67a66c1d42a1b91e0a0c380b2841
---
 .../android/gallery3d/unittest/CameraUnitTest.java | 107 +++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 tests/src/com/android/gallery3d/unittest/CameraUnitTest.java

(limited to 'tests/src/com/android/gallery3d/unittest/CameraUnitTest.java')

diff --git a/tests/src/com/android/gallery3d/unittest/CameraUnitTest.java b/tests/src/com/android/gallery3d/unittest/CameraUnitTest.java
new file mode 100644
index 000000000..b8fb05fc2
--- /dev/null
+++ b/tests/src/com/android/gallery3d/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.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]));
+        }
+    }
+}
-- 
cgit v1.2.3