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 
TEST(LayerUpdateQueue,construct)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
createSyncedNode(uint32_t width,uint32_t 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 
TEST(LayerUpdateQueue,enqueueSimple)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);
52     EXPECT_EQ(Rect(25, 25, 75, 75), queue.entries()[0].damage);
53     EXPECT_EQ(b.get(), queue.entries()[1].renderNode);
54     EXPECT_EQ(Rect(100, 100, 200, 200), queue.entries()[1].damage); // clipped to bounds
55     EXPECT_EQ(c.get(), queue.entries()[2].renderNode);
56     EXPECT_EQ(Rect(0, 0, 1, 1), queue.entries()[2].damage); // rounded out
57 }
58 
TEST(LayerUpdateQueue,enqueueUnion)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);
69     EXPECT_EQ(Rect(10, 10, 40, 40), queue.entries()[0].damage);
70 }
71 
TEST(LayerUpdateQueue,clear)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 };
87