automated-tests/src/dali-toolkit-third-party/yoga/YGNodeChildTest.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 TEST(YogaTest, reset_layout_when_child_removed) {
  12   const YGNodeRef root = YGNodeNew();
  13
  14   const YGNodeRef root_child0 = YGNodeNew();
  15   YGNodeStyleSetWidth(root_child0, 100);
  16   YGNodeStyleSetHeight(root_child0, 100);
  17   YGNodeInsertChild(root, root_child0, 0);
  18
  19   YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
  20
  21   ASSERT_EQ(0, YGNodeLayoutGetLeft(root_child0));
  22   ASSERT_EQ(0, YGNodeLayoutGetTop(root_child0));
  23   ASSERT_EQ(100, YGNodeLayoutGetWidth(root_child0));
  24   ASSERT_EQ(100, YGNodeLayoutGetHeight(root_child0));
  25
  26   YGNodeRemoveChild(root, root_child0);
  27
  28   ASSERT_EQ(0, YGNodeLayoutGetLeft(root_child0));
  29   ASSERT_EQ(0, YGNodeLayoutGetTop(root_child0));
  30   ASSERT_TRUE(YGFloatIsUndefined(YGNodeLayoutGetWidth(root_child0)));
  31   ASSERT_TRUE(YGFloatIsUndefined(YGNodeLayoutGetHeight(root_child0)));
  32
  33   YGNodeFreeRecursive(root);
  34 }