mirror of
https://github.com/facebook/react-native.git
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Andres Suarez
8bd3edec88
Reviewed By: aaronabramov Differential Revision: D33367752 fbshipit-source-id: 4ce94d184485e5ee0a62cf67ad2d3ba16e285c8f
67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and 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 <gtest/gtest.h>
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#include <react/renderer/core/DynamicPropsUtilities.h>
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using namespace folly;
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using namespace facebook::react;
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/*
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Tests that verify expected behaviour from `folly::dynamic::merge_patch`.
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`merge_patch` is used for props forwarding on Android to enable Background
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Executor and will be removed once JNI layer is reimplmeneted.
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*/
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TEST(DynamicPropsUtilitiesTest, handleNestedObjects) {
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dynamic map1 = dynamic::object;
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map1["style"] = dynamic::object("backgroundColor", "red");
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dynamic map2 = dynamic::object;
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map2["style"] = dynamic::object("backgroundColor", "blue")("color", "black");
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map2["height"] = 100;
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auto result = mergeDynamicProps(map1, map2);
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EXPECT_TRUE(result["style"].isObject());
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EXPECT_TRUE(result["style"]["backgroundColor"].isString());
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EXPECT_TRUE(result["style"]["color"].isString());
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EXPECT_TRUE(result["height"].isInt());
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EXPECT_EQ(result["style"]["backgroundColor"].asString(), "blue");
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EXPECT_EQ(result["style"]["color"], "black");
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EXPECT_EQ(result["height"], 100);
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}
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TEST(DynamicPropsUtilitiesTest, handleEmptyObject) {
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dynamic map1 = dynamic::object;
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dynamic map2 = dynamic::object;
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map2["height"] = 100;
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auto result = mergeDynamicProps(map1, map2);
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EXPECT_TRUE(result["height"].isInt());
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EXPECT_EQ(result["height"], 100);
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result = mergeDynamicProps(map1, map2);
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EXPECT_TRUE(result["height"].isInt());
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EXPECT_EQ(result["height"], 100);
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}
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TEST(DynamicPropsUtilitiesTest, handleNull) {
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dynamic map1 = dynamic::object;
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map1["height"] = 100;
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dynamic map2 = dynamic::object;
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map2["height"] = nullptr;
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auto result = mergeDynamicProps(map1, map2);
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EXPECT_TRUE(result["height"].isNull());
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}
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