1/* 2 * Copyright (C) 2015 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 17package android.support.v7.graphics; 18 19import static android.support.v7.graphics.TestUtils.loadSampleBitmap; 20 21import static org.junit.Assert.assertTrue; 22 23import android.support.test.filters.SmallTest; 24import android.support.test.runner.AndroidJUnit4; 25 26import org.junit.Test; 27import org.junit.runner.RunWith; 28 29@RunWith(AndroidJUnit4.class) 30public class MaxColorsTest { 31 32 @Test 33 @SmallTest 34 public void testMaxColorCount32() { 35 testMaxColorCount(32); 36 } 37 38 @Test 39 @SmallTest 40 public void testMaxColorCount1() { 41 testMaxColorCount(1); 42 } 43 44 @Test 45 @SmallTest 46 public void testMaxColorCount15() { 47 testMaxColorCount(15); 48 } 49 50 private void testMaxColorCount(int colorCount) { 51 Palette newPalette = Palette.from(loadSampleBitmap()) 52 .maximumColorCount(colorCount) 53 .generate(); 54 assertTrue(newPalette.getSwatches().size() <= colorCount); 55 } 56} 57