automated-tests/src/dali-toolkit-third-party/yoga/YGBaselineFuncTest.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/YGNode.h>
  10 #include <yoga/Yoga.h>
  11
  12 static float _baseline(YGNodeRef node, const float width, const float height) {
  13   float* baseline = (float*)node->getContext();
  14   return *baseline;
  15 }
  16
  17 TEST(YogaTest, align_baseline_customer_func) {
  18   const YGNodeRef root = YGNodeNew();
  19   YGNodeStyleSetFlexDirection(root, YGFlexDirectionRow);
  20   YGNodeStyleSetAlignItems(root, YGAlignBaseline);
  21   YGNodeStyleSetWidth(root, 100);
  22   YGNodeStyleSetHeight(root, 100);
  23
  24   const YGNodeRef root_child0 = YGNodeNew();
  25   YGNodeStyleSetWidth(root_child0, 50);
  26   YGNodeStyleSetHeight(root_child0, 50);
  27   YGNodeInsertChild(root, root_child0, 0);
  28
  29   const YGNodeRef root_child1 = YGNodeNew();
  30   YGNodeStyleSetWidth(root_child1, 50);
  31   YGNodeStyleSetHeight(root_child1, 20);
  32   YGNodeInsertChild(root, root_child1, 1);
  33
  34   float baselineValue = 10;
  35   const YGNodeRef root_child1_child0 = YGNodeNew();
  36   root_child1_child0->setContext(&baselineValue);
  37   YGNodeStyleSetWidth(root_child1_child0, 50);
  38   root_child1_child0->setBaseLineFunc(_baseline);
  39   YGNodeStyleSetHeight(root_child1_child0, 20);
  40   YGNodeInsertChild(root_child1, root_child1_child0, 0);
  41   YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
  42
  43   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
  44   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
  45   ASSERT_FLOAT_EQ(100, YGNodeLayoutGetWidth(root));
  46   ASSERT_FLOAT_EQ(100, YGNodeLayoutGetHeight(root));
  47
  48   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child0));
  49   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0));
  50   ASSERT_FLOAT_EQ(50, YGNodeLayoutGetWidth(root_child0));
  51   ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0));
  52
  53   ASSERT_FLOAT_EQ(50, YGNodeLayoutGetLeft(root_child1));
  54   ASSERT_FLOAT_EQ(40, YGNodeLayoutGetTop(root_child1));
  55   ASSERT_FLOAT_EQ(50, YGNodeLayoutGetWidth(root_child1));
  56   ASSERT_FLOAT_EQ(20, YGNodeLayoutGetHeight(root_child1));
  57
  58   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child1_child0));
  59   ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child1_child0));
  60   ASSERT_FLOAT_EQ(50, YGNodeLayoutGetWidth(root_child1_child0));
  61   ASSERT_FLOAT_EQ(20, YGNodeLayoutGetHeight(root_child1_child0));
  62 }