191ac98b89
Summary: - Add a convenience function to copy all style from one node to another. - CSSNodeIsDirty will return true after this function if any style was changed in the destination node. Reviewed By: emilsjolander Differential Revision: D4188514 fbshipit-source-id: af8d7fb5e8688c64aea05ce7ad23fff9233fb441
61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
/**
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* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#include <CSSLayout/CSSLayout.h>
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#include <gtest/gtest.h>
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TEST(CSSLayoutTest, copy_style_same) {
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const CSSNodeRef node0 = CSSNodeNew();
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const CSSNodeRef node1 = CSSNodeNew();
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ASSERT_FALSE(CSSNodeIsDirty(node0));
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CSSNodeCopyStyle(node0, node1);
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ASSERT_FALSE(CSSNodeIsDirty(node0));
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CSSNodeFree(node0);
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CSSNodeFree(node1);
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}
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TEST(CSSLayoutTest, copy_style_modified) {
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const CSSNodeRef node0 = CSSNodeNew();
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ASSERT_FALSE(CSSNodeIsDirty(node0));
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ASSERT_EQ(CSSFlexDirectionColumn, CSSNodeStyleGetFlexDirection(node0));
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ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetMaxHeight(node0)));
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const CSSNodeRef node1 = CSSNodeNew();
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CSSNodeStyleSetFlexDirection(node1, CSSFlexDirectionRow);
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CSSNodeStyleSetMaxHeight(node1, 10);
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CSSNodeCopyStyle(node0, node1);
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ASSERT_TRUE(CSSNodeIsDirty(node0));
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ASSERT_EQ(CSSFlexDirectionRow, CSSNodeStyleGetFlexDirection(node0));
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ASSERT_EQ(10, CSSNodeStyleGetMaxHeight(node0));
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CSSNodeFree(node0);
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CSSNodeFree(node1);
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}
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TEST(CSSLayoutTest, copy_style_modified_same) {
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const CSSNodeRef node0 = CSSNodeNew();
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CSSNodeStyleSetFlexDirection(node0, CSSFlexDirectionRow);
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CSSNodeStyleSetMaxHeight(node0, 10);
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CSSNodeCalculateLayout(node0, CSSUndefined, CSSUndefined, CSSDirectionLTR);
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ASSERT_FALSE(CSSNodeIsDirty(node0));
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const CSSNodeRef node1 = CSSNodeNew();
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CSSNodeStyleSetFlexDirection(node1, CSSFlexDirectionRow);
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CSSNodeStyleSetMaxHeight(node1, 10);
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CSSNodeCopyStyle(node0, node1);
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ASSERT_FALSE(CSSNodeIsDirty(node0));
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CSSNodeFree(node0);
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CSSNodeFree(node1);
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}
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