mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
David Vacca
3093010ea5
Summary: This diff moves fabric C++ code from ReactCommon/fabric to ReactCommon/react/renderer As part of this diff I also refactored components, codegen and callsites on CatalystApp, FB4A and venice Script: P137350694 changelog: [internal] internal refactor Reviewed By: fkgozali Differential Revision: D22852139 fbshipit-source-id: f85310ba858b6afd81abfd9cbe6d70b28eca7415
80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include <exception>
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#include <gtest/gtest.h>
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#include <react/renderer/componentregistry/ComponentDescriptorProviderRegistry.h>
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#include <react/renderer/components/view/ViewComponentDescriptor.h>
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#include <react/renderer/element/ComponentBuilder.h>
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#include <react/renderer/element/Element.h>
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using namespace facebook::react;
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TEST(ShadowNodeFamilyTest, sealObjectCorrectly) {
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/*
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* The structure:
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* <A>
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* <AA>
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* <AAA/>
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* </AA>
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* </A>
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*/
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ComponentDescriptorProviderRegistry componentDescriptorProviderRegistry{};
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auto eventDispatcher = EventDispatcher::Shared{};
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auto componentDescriptorRegistry =
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componentDescriptorProviderRegistry.createComponentDescriptorRegistry(
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ComponentDescriptorParameters{eventDispatcher, nullptr, nullptr});
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componentDescriptorProviderRegistry.add(
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concreteComponentDescriptorProvider<ViewComponentDescriptor>());
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auto builder = ComponentBuilder{componentDescriptorRegistry};
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auto shadowNodeAAA = std::shared_ptr<ViewShadowNode>{};
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auto shadowNodeAA = std::shared_ptr<ViewShadowNode>{};
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// clang-format off
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auto elementA =
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Element<ViewShadowNode>()
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.tag(1)
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.finalize([](ViewShadowNode &shadowNode){
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shadowNode.sealRecursive();
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})
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.children({
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Element<ViewShadowNode>()
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.tag(2)
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.reference(shadowNodeAA)
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.children({
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Element<ViewShadowNode>()
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.reference(shadowNodeAAA)
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.tag(3)
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})
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});
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auto elementB =
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Element<ViewShadowNode>()
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.tag(1)
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.finalize([](ViewShadowNode &shadowNode){
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shadowNode.sealRecursive();
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});
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// clang-format on
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auto shadowNodeA = builder.build(elementA);
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auto shadowNodeB = builder.build(elementB);
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// Negative case:
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auto ancestors1 = shadowNodeB->getFamily().getAncestors(*shadowNodeA);
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EXPECT_EQ(ancestors1.size(), 0);
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// Positive case:
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auto ancestors2 = shadowNodeAAA->getFamily().getAncestors(*shadowNodeA);
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EXPECT_EQ(ancestors2.size(), 2);
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EXPECT_EQ(&ancestors2[0].first.get(), shadowNodeA.get());
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EXPECT_EQ(&ancestors2[1].first.get(), shadowNodeAA.get());
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}
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