1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.display.color; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import android.opengl.Matrix; 22 23 import androidx.test.runner.AndroidJUnit4; 24 25 import org.junit.Test; 26 import org.junit.runner.RunWith; 27 28 @RunWith(AndroidJUnit4.class) 29 public class GlobalSaturationTintControllerTest { 30 31 @Test setAndGetMatrix()32 public void setAndGetMatrix() { 33 final GlobalSaturationTintController tintController = new GlobalSaturationTintController(); 34 tintController.setMatrix(50); 35 assertThat(tintController.getMatrix()).hasValuesWithin(0.00001f) 36 .of(new float[]{0.6155f, 0.1155f, 0.1155f, 0.0f, 0.3575f, 0.85749996f, 0.3575f, 37 0.0f, 0.036f, 0.036f, 0.536f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f}); 38 } 39 40 @Test resetMatrix()41 public void resetMatrix() { 42 final GlobalSaturationTintController tintController = new GlobalSaturationTintController(); 43 tintController.setMatrix(100); 44 final float[] matrix = new float[16]; 45 Matrix.setIdentityM(matrix, 0); 46 assertThat(tintController.getMatrix()).hasValuesWithin(0.00001f).of(matrix); 47 } 48 } 49