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      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 
     17 #include <gtest/gtest.h>
     18 
     19 #include <LayerUpdateQueue.h>
     20 #include <RenderNode.h>
     21 
     22 #include <tests/common/TestUtils.h>
     23 
     24 namespace android {
     25 namespace uirenderer {
     26 
     27 TEST(LayerUpdateQueue, construct) {
     28     LayerUpdateQueue queue;
     29     EXPECT_TRUE(queue.entries().empty());
     30 }
     31 
     32 // sync node properties, so properties() reflects correct width and height
     33 static sp<RenderNode> createSyncedNode(uint32_t width, uint32_t height) {
     34     sp<RenderNode> node = TestUtils::createNode(0, 0, width, height, nullptr);
     35     TestUtils::syncHierarchyPropertiesAndDisplayList(node);
     36     return node;
     37 }
     38 
     39 TEST(LayerUpdateQueue, enqueueSimple) {
     40     sp<RenderNode> a = createSyncedNode(100, 100);
     41     sp<RenderNode> b = createSyncedNode(200, 200);
     42     sp<RenderNode> c = createSyncedNode(200, 200);
     43 
     44     LayerUpdateQueue queue;
     45     queue.enqueueLayerWithDamage(a.get(), Rect(25, 25, 75, 75));
     46     queue.enqueueLayerWithDamage(b.get(), Rect(100, 100, 300, 300));
     47     queue.enqueueLayerWithDamage(c.get(), Rect(.5, .5, .5, .5));
     48 
     49     EXPECT_EQ(3u, queue.entries().size());
     50 
     51     EXPECT_EQ(a.get(), queue.entries()[0].renderNode.get());
     52     EXPECT_EQ(Rect(25, 25, 75, 75), queue.entries()[0].damage);
     53     EXPECT_EQ(b.get(), queue.entries()[1].renderNode.get());
     54     EXPECT_EQ(Rect(100, 100, 200, 200), queue.entries()[1].damage);  // clipped to bounds
     55     EXPECT_EQ(c.get(), queue.entries()[2].renderNode.get());
     56     EXPECT_EQ(Rect(0, 0, 1, 1), queue.entries()[2].damage);  // rounded out
     57 }
     58 
     59 TEST(LayerUpdateQueue, enqueueUnion) {
     60     sp<RenderNode> a = createSyncedNode(100, 100);
     61 
     62     LayerUpdateQueue queue;
     63     queue.enqueueLayerWithDamage(a.get(), Rect(10, 10, 20, 20));
     64     queue.enqueueLayerWithDamage(a.get(), Rect(30, 30, 40, 40));
     65 
     66     EXPECT_EQ(1u, queue.entries().size());
     67 
     68     EXPECT_EQ(a.get(), queue.entries()[0].renderNode.get());
     69     EXPECT_EQ(Rect(10, 10, 40, 40), queue.entries()[0].damage);
     70 }
     71 
     72 TEST(LayerUpdateQueue, clear) {
     73     sp<RenderNode> a = createSyncedNode(100, 100);
     74 
     75     LayerUpdateQueue queue;
     76     queue.enqueueLayerWithDamage(a.get(), Rect(100, 100));
     77 
     78     EXPECT_FALSE(queue.entries().empty());
     79 
     80     queue.clear();
     81 
     82     EXPECT_TRUE(queue.entries().empty());
     83 }
     84 };
     85 };
     86