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 <Snapshot.h>
20 
21 #include <tests/common/TestUtils.h>
22 
23 using namespace android::uirenderer;
24 
TEST(Snapshot,serializeIntersectedClip)25 TEST(Snapshot, serializeIntersectedClip) {
26     auto actualRoot = TestUtils::makeSnapshot(Matrix4::identity(), Rect(0, 0, 100, 100));
27     auto root = TestUtils::makeSnapshot(Matrix4::identity(), Rect(10, 10, 90, 90));
28     auto child = TestUtils::makeSnapshot(Matrix4::identity(), Rect(50, 50, 90, 90));
29     root->previous = actualRoot.get();
30     child->previous = root.get();
31 
32     LinearAllocator allocator;
33     ClipRect rect(Rect(0, 0, 75, 75));
34     {
35         auto intersectWithChild = child->serializeIntersectedClip(allocator,
36                 &rect, Matrix4::identity());
37         ASSERT_NE(nullptr, intersectWithChild);
38         EXPECT_EQ(Rect(50, 50, 75, 75), intersectWithChild->rect) << "Expect intersect with child";
39     }
40 
41     rect.intersectWithRoot = true;
42     {
43         auto intersectWithRoot = child->serializeIntersectedClip(allocator,
44                 &rect, Matrix4::identity());
45         ASSERT_NE(nullptr, intersectWithRoot);
46         EXPECT_EQ(Rect(10, 10, 75, 75), intersectWithRoot->rect) << "Expect intersect with root";
47     }
48 }
49 
TEST(Snapshot,applyClip)50 TEST(Snapshot, applyClip) {
51     auto actualRoot = TestUtils::makeSnapshot(Matrix4::identity(), Rect(0, 0, 100, 100));
52     auto root = TestUtils::makeSnapshot(Matrix4::identity(), Rect(10, 10, 90, 90));
53     root->previous = actualRoot.get();
54 
55     ClipRect rect(Rect(0, 0, 75, 75));
56     {
57         auto child = TestUtils::makeSnapshot(Matrix4::identity(), Rect(50, 50, 90, 90));
58         child->previous = root.get();
59         child->applyClip(&rect, Matrix4::identity());
60 
61         EXPECT_TRUE(child->getClipArea().isSimple());
62         EXPECT_EQ(Rect(50, 50, 75, 75), child->getRenderTargetClip());
63     }
64 
65     {
66         rect.intersectWithRoot = true;
67         auto child = TestUtils::makeSnapshot(Matrix4::identity(), Rect(50, 50, 90, 90));
68         child->previous = root.get();
69         child->applyClip(&rect, Matrix4::identity());
70 
71         EXPECT_TRUE(child->getClipArea().isSimple());
72         EXPECT_EQ(Rect(10, 10, 75, 75), child->getRenderTargetClip());
73     }
74 }
75