Files
yoga/tests/YGRoundingMeasureFuncTest.cpp
Sophie Alpert a2b6ddb7b1 Update license headers for MIT license
Summary:
Includes React Native and its dependencies Fresco, Metro, and Yoga. Excludes samples/examples/docs.

find: ^(?:( *)|( *(?:[\*~#]|::))( )? *)?Copyright (?:\(c\) )?(\d{4})\b.+Facebook[\s\S]+?BSD[\s\S]+?(?:this source tree|the same directory)\.$
replace: $1$2$3Copyright (c) $4-present, Facebook, Inc.\n$2\n$1$2$3This source code is licensed under the MIT license found in the\n$1$2$3LICENSE file in the root directory of this source tree.

Reviewed By: TheSavior, yungsters

Differential Revision: D7007050

fbshipit-source-id: 37dd6bf0ffec0923bfc99c260bb330683f35553e
2018-02-16 18:27:33 -08:00

131 lines
3.9 KiB
C++

/**
* Copyright (c) 2014-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include <gtest/gtest.h>
#include <yoga/YGNode.h>
#include <yoga/Yoga.h>
static YGSize _measureFloor(YGNodeRef node,
float width,
YGMeasureMode widthMode,
float height,
YGMeasureMode heightMode) {
return YGSize{
width = 10.2f, height = 10.2f,
};
}
static YGSize _measureCeil(YGNodeRef node,
float width,
YGMeasureMode widthMode,
float height,
YGMeasureMode heightMode) {
return YGSize{
width = 10.5f, height = 10.5f,
};
}
static YGSize _measureFractial(YGNodeRef node,
float width,
YGMeasureMode widthMode,
float height,
YGMeasureMode heightMode) {
return YGSize{
width = 0.5f, height = 0.5f,
};
}
TEST(YogaTest, rounding_feature_with_custom_measure_func_floor) {
const YGConfigRef config = YGConfigNew();
const YGNodeRef root = YGNodeNewWithConfig(config);
const YGNodeRef root_child0 = YGNodeNewWithConfig(config);
root_child0->setMeasureFunc(_measureFloor);
YGNodeInsertChild(root, root_child0, 0);
YGConfigSetPointScaleFactor(config, 0.0f);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionRTL);
ASSERT_FLOAT_EQ(10.2, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(10.2, YGNodeLayoutGetHeight(root_child0));
YGConfigSetPointScaleFactor(config, 1.0f);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
ASSERT_FLOAT_EQ(11, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(11, YGNodeLayoutGetHeight(root_child0));
YGConfigSetPointScaleFactor(config, 2.0f);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionRTL);
ASSERT_FLOAT_EQ(10.5, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(10.5, YGNodeLayoutGetHeight(root_child0));
YGConfigSetPointScaleFactor(config, 4.0f);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
ASSERT_FLOAT_EQ(10.25, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(10.25, YGNodeLayoutGetHeight(root_child0));
YGConfigSetPointScaleFactor(config, 1.0f / 3.0f);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionRTL);
ASSERT_FLOAT_EQ(12.0, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(12.0, YGNodeLayoutGetHeight(root_child0));
YGNodeFreeRecursive(root);
YGConfigFree(config);
}
TEST(YogaTest, rounding_feature_with_custom_measure_func_ceil) {
const YGConfigRef config = YGConfigNew();
const YGNodeRef root = YGNodeNewWithConfig(config);
const YGNodeRef root_child0 = YGNodeNewWithConfig(config);
root_child0->setMeasureFunc(_measureCeil);
YGNodeInsertChild(root, root_child0, 0);
YGConfigSetPointScaleFactor(config, 1.0f);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
ASSERT_FLOAT_EQ(11, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(11, YGNodeLayoutGetHeight(root_child0));
YGNodeFreeRecursive(root);
YGConfigFree(config);
}
TEST(YogaTest, rounding_feature_with_custom_measure_and_fractial_matching_scale) {
const YGConfigRef config = YGConfigNew();
const YGNodeRef root = YGNodeNewWithConfig(config);
const YGNodeRef root_child0 = YGNodeNewWithConfig(config);
YGNodeStyleSetPosition(root_child0, YGEdgeLeft, 73.625);
root_child0->setMeasureFunc(_measureFractial);
YGNodeInsertChild(root, root_child0, 0);
YGConfigSetPointScaleFactor(config, 2.0f);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
ASSERT_FLOAT_EQ(0.5, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(0.5, YGNodeLayoutGetHeight(root_child0));
ASSERT_FLOAT_EQ(73.5, YGNodeLayoutGetLeft(root_child0));
YGNodeFreeRecursive(root);
YGConfigFree(config);
}