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      1 /*
      2  * Copyright (C) 2016 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 #include <gtest/gtest.h>
     18 
     19 #include <RenderProperties.h>
     20 
     21 using namespace android;
     22 using namespace android::uirenderer;
     23 
     24 TEST(RenderProperties, layerValidity) {
     25     DeviceInfo::initialize();
     26 
     27     const int maxTextureSize = DeviceInfo::get()->maxTextureSize();
     28     ASSERT_LE(2048, maxTextureSize);
     29     ASSERT_GT(100000, maxTextureSize);
     30 
     31     RenderProperties props;
     32 
     33     // simple cases that all should fit on layers
     34     props.setLeftTopRightBottom(0, 0, 100, 100);
     35     ASSERT_TRUE(props.fitsOnLayer());
     36     props.setLeftTopRightBottom(100, 2000, 300, 4000);
     37     ASSERT_TRUE(props.fitsOnLayer());
     38     props.setLeftTopRightBottom(-10, -10, 510, 512);
     39     ASSERT_TRUE(props.fitsOnLayer());
     40 
     41     // Too big - can't have layer bigger than max texture size
     42     props.setLeftTopRightBottom(0, 0, maxTextureSize + 1, maxTextureSize + 1);
     43     ASSERT_FALSE(props.fitsOnLayer());
     44 
     45     // Too small, but still 'fits'. Not fitting is an error case, so don't report empty as such.
     46     props.setLeftTopRightBottom(0, 0, 100, 0);
     47     ASSERT_TRUE(props.fitsOnLayer());
     48 }
     49