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Add unittest for percentage width inside absolute layout

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Summary:
Added unittest to constraint layout of percentage width inside absolute parent. See #454.
Closes https://github.com/facebook/yoga/pull/456

Differential Revision: D4674103

Pulled By: emilsjolander

fbshipit-source-id: 569a762e5a2b4ac80cd79bfbc9abfe57ada74dc9
This commit is contained in:
Lukas Wöhrl
2017-03-08 09:24:09 -08:00
committed by Facebook Github Bot
parent af8d55c08e
commit 01bf8d7b6c
5 changed files with 289 additions and 0 deletions
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71
tests/YGPercentageTest.cpp
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@@ -1140,3 +1140,74 @@ TEST(YogaTest, percentage_container_in_wrapping_container) {
YGConfigFree(config);
}
TEST(YogaTest, percent_absolute_position) {
const YGConfigRef config = YGConfigNew();
const YGNodeRef root = YGNodeNewWithConfig(config);
YGNodeStyleSetWidth(root, 60);
YGNodeStyleSetHeight(root, 50);
const YGNodeRef root_child0 = YGNodeNewWithConfig(config);
YGNodeStyleSetFlexDirection(root_child0, YGFlexDirectionRow);
YGNodeStyleSetPositionType(root_child0, YGPositionTypeAbsolute);
YGNodeStyleSetPositionPercent(root_child0, YGEdgeLeft, 50);
YGNodeStyleSetWidthPercent(root_child0, 100);
YGNodeStyleSetHeight(root_child0, 50);
YGNodeInsertChild(root, root_child0, 0);
const YGNodeRef root_child0_child0 = YGNodeNewWithConfig(config);
YGNodeStyleSetWidthPercent(root_child0_child0, 100);
YGNodeInsertChild(root_child0, root_child0_child0, 0);
const YGNodeRef root_child0_child1 = YGNodeNewWithConfig(config);
YGNodeStyleSetWidthPercent(root_child0_child1, 100);
YGNodeInsertChild(root_child0, root_child0_child1, 1);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root));
ASSERT_FLOAT_EQ(30, YGNodeLayoutGetLeft(root_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child0_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0_child0));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root_child0_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0_child0));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetLeft(root_child0_child1));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0_child1));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root_child0_child1));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0_child1));
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionRTL);
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root));
ASSERT_FLOAT_EQ(30, YGNodeLayoutGetLeft(root_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child0_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0_child0));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root_child0_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0_child0));
ASSERT_FLOAT_EQ(-60, YGNodeLayoutGetLeft(root_child0_child1));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0_child1));
ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root_child0_child1));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0_child1));
YGNodeFreeRecursive(root);
YGConfigFree(config);
}