automated-tests/src/dali-toolkit-third-party/yoga/YGInfiniteHeightTest.cpp

   1 /**
   2  * Copyright (c) 2014-present, Facebook, Inc.
   3  *
   4  * This source code is licensed under the MIT license found in the
   5  * LICENSE file in the root directory of this source tree.
   6  */
   7
   8 #include <gtest/gtest.h>
   9 #include <yoga/Yoga.h>
  10
  11 // This test isn't correct from the Flexbox standard standpoint,
  12 // because percentages are calculated with parent constraints.
  13 // However, we need to make sure we fail gracefully in this case, not returning NaN
  14 TEST(YogaTest, percent_absolute_position_infinite_height) {
  15   const YGConfigRef config = YGConfigNew();
  16
  17   const YGNodeRef root = YGNodeNewWithConfig(config);
  18   YGNodeStyleSetFlexDirection(root, YGFlexDirectionRow);
  19   YGNodeStyleSetWidth(root, 300);
  20
  21   const YGNodeRef root_child0 = YGNodeNewWithConfig(config);
  22   YGNodeStyleSetWidth(root_child0, 300);
  23   YGNodeStyleSetHeight(root_child0, 300);
  24   YGNodeInsertChild(root, root_child0, 0);
  25
  26   const YGNodeRef root_child1 = YGNodeNewWithConfig(config);
  27   YGNodeStyleSetPositionType(root_child1, YGPositionTypeAbsolute);
  28   YGNodeStyleSetPositionPercent(root_child1, YGEdgeLeft, 20);
  29   YGNodeStyleSetPositionPercent(root_child1, YGEdgeTop, 20);
  30   YGNodeStyleSetWidthPercent(root_child1, 20);
  31   YGNodeStyleSetHeightPercent(root_child1, 20);
  32   YGNodeInsertChild(root, root_child1, 1);
  33   YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
  34
  35   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
  36   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
  37   ASSERT_FLOAT_EQ(300, YGNodeLayoutGetWidth(root));
  38   ASSERT_FLOAT_EQ(300, YGNodeLayoutGetHeight(root));
  39
  40   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child0));
  41   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0));
  42   ASSERT_FLOAT_EQ(300, YGNodeLayoutGetWidth(root_child0));
  43   ASSERT_FLOAT_EQ(300, YGNodeLayoutGetHeight(root_child0));
  44
  45   ASSERT_FLOAT_EQ(60, YGNodeLayoutGetLeft(root_child1));
  46   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child1));
  47   ASSERT_FLOAT_EQ(60, YGNodeLayoutGetWidth(root_child1));
  48   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetHeight(root_child1));
  49
  50   YGNodeFreeRecursive(root);
  51
  52   YGConfigFree(config);
  53 }