42bba10894
Summary: Changelog: Tidy up license headers Reviewed By: SidharthGuglani Differential Revision: D17919414 fbshipit-source-id: 0501b495dc0a42256ca6ba3284a873da1ab175c0
93 lines
3.4 KiB
C++
93 lines
3.4 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 <gtest/gtest.h>
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#include <yoga/testutil/testutil.h>
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#include <yoga/YGNode.h>
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#include <yoga/Yoga.h>
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using facebook::yoga::test::TestUtil;
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TEST(YogaTest, assert_layout_trees_are_same) {
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TestUtil::startCountingNodes();
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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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const int32_t cal1_configInstanceCount = YGConfigGetInstanceCount();
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const int32_t cal1_nodeInstanceCount = TestUtil::nodeCount();
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YGNodeCalculateLayout(root1, YGUndefined, YGUndefined, YGDirectionLTR);
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ASSERT_EQ(YGConfigGetInstanceCount(), cal1_configInstanceCount);
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ASSERT_EQ(TestUtil::nodeCount(), cal1_nodeInstanceCount);
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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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const int32_t cal2_configInstanceCount = YGConfigGetInstanceCount();
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const int32_t cal2_nodeInstanceCount = TestUtil::nodeCount();
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YGNodeCalculateLayout(root2, YGUndefined, YGUndefined, YGDirectionLTR);
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ASSERT_EQ(YGConfigGetInstanceCount(), cal2_configInstanceCount);
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ASSERT_EQ(TestUtil::nodeCount(), cal2_nodeInstanceCount);
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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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const int32_t cal3_configInstanceCount = YGConfigGetInstanceCount();
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const int32_t cal3_nodeInstanceCount = TestUtil::nodeCount();
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YGNodeCalculateLayout(root2, YGUndefined, YGUndefined, YGDirectionLTR);
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ASSERT_EQ(YGConfigGetInstanceCount(), cal3_configInstanceCount);
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ASSERT_EQ(TestUtil::stopCountingNodes(), cal3_nodeInstanceCount);
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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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