RenderNodeTests.cpp revision 06152cdd06da50762716cd455dcf7ab0117f25b0 
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 "AnimationContext.h"
20#include "DamageAccumulator.h"
21#include "IContextFactory.h"
22#include "RenderNode.h"
23#include "TreeInfo.h"
24#include "renderthread/CanvasContext.h"
25#include "tests/common/TestUtils.h"
26#include "utils/Color.h"
27
28using namespace android;
29using namespace android::uirenderer;
30using namespace android::uirenderer::renderthread;
31
32class ContextFactory : public android::uirenderer::IContextFactory {
33public:
34    android::uirenderer::AnimationContext* createAnimationContext
35        (android::uirenderer::renderthread::TimeLord& clock) override {
36        return new android::uirenderer::AnimationContext(clock);
37    }
38};
39
40TEST(RenderNode, hasParents) {
41    auto child = TestUtils::createNode(0, 0, 200, 400,
42            [](RenderProperties& props, Canvas& canvas) {
43        canvas.drawColor(Color::Red_500, SkXfermode::kSrcOver_Mode);
44    });
45    auto parent = TestUtils::createNode(0, 0, 200, 400,
46            [&child](RenderProperties& props, Canvas& canvas) {
47        canvas.drawRenderNode(child.get());
48    });
49
50    TestUtils::syncHierarchyPropertiesAndDisplayList(parent);
51
52    EXPECT_TRUE(child->hasParents()) << "Child node has no parent";
53    EXPECT_FALSE(parent->hasParents()) << "Root node shouldn't have any parents";
54
55    TestUtils::recordNode(*parent, [](Canvas& canvas) {
56        canvas.drawColor(Color::Amber_500, SkXfermode::kSrcOver_Mode);
57    });
58
59    EXPECT_TRUE(child->hasParents()) << "Child should still have a parent";
60    EXPECT_FALSE(parent->hasParents()) << "Root node shouldn't have any parents";
61
62    TestUtils::syncHierarchyPropertiesAndDisplayList(parent);
63
64    EXPECT_FALSE(child->hasParents()) << "Child should be removed";
65    EXPECT_FALSE(parent->hasParents()) << "Root node shouldn't have any parents";
66}
67
68TEST(RenderNode, releasedCallback) {
69    class DecRefOnReleased : public GlFunctorLifecycleListener {
70    public:
71        explicit DecRefOnReleased(int* refcnt) : mRefCnt(refcnt) {}
72        void onGlFunctorReleased(Functor* functor) override {
73            *mRefCnt -= 1;
74        }
75    private:
76        int* mRefCnt;
77    };
78
79    int refcnt = 0;
80    sp<DecRefOnReleased> listener(new DecRefOnReleased(&refcnt));
81    Functor noopFunctor;
82
83    auto node = TestUtils::createNode(0, 0, 200, 400,
84            [&](RenderProperties& props, Canvas& canvas) {
85        refcnt++;
86        canvas.callDrawGLFunction(&noopFunctor, listener.get());
87    });
88    TestUtils::syncHierarchyPropertiesAndDisplayList(node);
89    EXPECT_EQ(1, refcnt);
90
91    TestUtils::recordNode(*node, [&](Canvas& canvas) {
92        refcnt++;
93        canvas.callDrawGLFunction(&noopFunctor, listener.get());
94    });
95    EXPECT_EQ(2, refcnt);
96
97    TestUtils::syncHierarchyPropertiesAndDisplayList(node);
98    EXPECT_EQ(1, refcnt);
99
100    TestUtils::recordNode(*node, [](Canvas& canvas) {});
101    EXPECT_EQ(1, refcnt);
102    TestUtils::syncHierarchyPropertiesAndDisplayList(node);
103    EXPECT_EQ(0, refcnt);
104}
105
106RENDERTHREAD_TEST(RenderNode, prepareTree_nullableDisplayList) {
107    ContextFactory contextFactory;
108    std::unique_ptr<CanvasContext> canvasContext(CanvasContext::create(
109            renderThread, false, nullptr, &contextFactory));
110    TreeInfo info(TreeInfo::MODE_RT_ONLY, *canvasContext.get());
111    DamageAccumulator damageAccumulator;
112    info.damageAccumulator = &damageAccumulator;
113    info.observer = nullptr;
114
115    {
116        auto nonNullDLNode = TestUtils::createNode(0, 0, 200, 400,
117                [](RenderProperties& props, Canvas& canvas) {
118            canvas.drawColor(Color::Red_500, SkXfermode::kSrcOver_Mode);
119        });
120        TestUtils::syncHierarchyPropertiesAndDisplayList(nonNullDLNode);
121        EXPECT_TRUE(nonNullDLNode->getDisplayList());
122        nonNullDLNode->prepareTree(info);
123    }
124
125    {
126        auto nullDLNode = TestUtils::createNode(0, 0, 200, 400, nullptr);
127        TestUtils::syncHierarchyPropertiesAndDisplayList(nullDLNode);
128        EXPECT_FALSE(nullDLNode->getDisplayList());
129        nullDLNode->prepareTree(info);
130    }
131
132    canvasContext->destroy(nullptr);
133}
134