63be3ff84c
Summary: Check if the layout tree is different if we do not use legacy flags. If they are different then report to the client Reviewed By: emilsjolander Differential Revision: D6856812 fbshipit-source-id: e4724d80702cc75c1894e348e137b24e663573d2
71 lines
2.6 KiB
C++
71 lines
2.6 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 <gtest/gtest.h>
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#include <yoga/YGNode.h>
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#include <yoga/Yoga.h>
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TEST(YogaTest, assert_layout_trees_are_same) {
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YGConfig* config = YGConfigNew();
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YGConfigSetUseLegacyStretchBehaviour(config, true);
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const YGNodeRef root1 = YGNodeNewWithConfig(config);
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YGNodeStyleSetWidth(root1, 500);
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YGNodeStyleSetHeight(root1, 500);
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const YGNodeRef root1_child0 = YGNodeNewWithConfig(config);
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YGNodeStyleSetAlignItems(root1_child0, YGAlignFlexStart);
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YGNodeInsertChild(root1, root1_child0, 0);
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const YGNodeRef root1_child0_child0 = YGNodeNewWithConfig(config);
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YGNodeStyleSetFlexGrow(root1_child0_child0, 1);
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YGNodeStyleSetFlexShrink(root1_child0_child0, 1);
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YGNodeInsertChild(root1_child0, root1_child0_child0, 0);
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const YGNodeRef root1_child0_child0_child0 = YGNodeNewWithConfig(config);
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YGNodeStyleSetFlexGrow(root1_child0_child0_child0, 1);
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YGNodeStyleSetFlexShrink(root1_child0_child0_child0, 1);
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YGNodeInsertChild(root1_child0_child0, root1_child0_child0_child0, 0);
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YGNodeCalculateLayout(root1, YGUndefined, YGUndefined, YGDirectionLTR);
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const YGNodeRef root2 = YGNodeNewWithConfig(config);
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YGNodeStyleSetWidth(root2, 500);
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YGNodeStyleSetHeight(root2, 500);
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const YGNodeRef root2_child0 = YGNodeNewWithConfig(config);
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YGNodeStyleSetAlignItems(root2_child0, YGAlignFlexStart);
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YGNodeInsertChild(root2, root2_child0, 0);
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const YGNodeRef root2_child0_child0 = YGNodeNewWithConfig(config);
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YGNodeStyleSetFlexGrow(root2_child0_child0, 1);
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YGNodeStyleSetFlexShrink(root2_child0_child0, 1);
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YGNodeInsertChild(root2_child0, root2_child0_child0, 0);
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const YGNodeRef root2_child0_child0_child0 = YGNodeNewWithConfig(config);
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YGNodeStyleSetFlexGrow(root2_child0_child0_child0, 1);
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YGNodeStyleSetFlexShrink(root2_child0_child0_child0, 1);
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YGNodeInsertChild(root2_child0_child0, root2_child0_child0_child0, 0);
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YGNodeCalculateLayout(root2, YGUndefined, YGUndefined, YGDirectionLTR);
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ASSERT_TRUE(YGNodeLayoutGetDidUseLegacyFlag(root1));
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ASSERT_TRUE(YGNodeLayoutGetDidUseLegacyFlag(root2));
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ASSERT_TRUE(root1->isLayoutTreeEqualToNode(*root2));
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YGNodeStyleSetAlignItems(root2, YGAlignFlexEnd);
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YGNodeCalculateLayout(root2, YGUndefined, YGUndefined, YGDirectionLTR);
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ASSERT_FALSE(root1->isLayoutTreeEqualToNode(*root2));
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YGNodeFreeRecursive(root1);
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YGNodeFreeRecursive(root2);
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YGConfigFree(config);
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}
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