Files
yoga/tests/YGBaselineFuncTest.cpp
2021-07-05 10:57:32 +08:00

63 lines
2.3 KiB
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* 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 double _baseline(YGNodeRef node, const double width, const double height) {
double* baseline = (double*) node->getContext();
return *baseline;
}
TEST(YogaTest, align_baseline_customer_func) {
const YGNodeRef root = YGNodeNew();
YGNodeStyleSetFlexDirection(root, YGFlexDirectionRow);
YGNodeStyleSetAlignItems(root, YGAlignBaseline);
YGNodeStyleSetWidth(root, 100);
YGNodeStyleSetHeight(root, 100);
const YGNodeRef root_child0 = YGNodeNew();
YGNodeStyleSetWidth(root_child0, 50);
YGNodeStyleSetHeight(root_child0, 50);
YGNodeInsertChild(root, root_child0, 0);
const YGNodeRef root_child1 = YGNodeNew();
YGNodeStyleSetWidth(root_child1, 50);
YGNodeStyleSetHeight(root_child1, 20);
YGNodeInsertChild(root, root_child1, 1);
double baselineValue = 10;
const YGNodeRef root_child1_child0 = YGNodeNew();
root_child1_child0->setContext(&baselineValue);
YGNodeStyleSetWidth(root_child1_child0, 50);
root_child1_child0->setBaselineFunc(_baseline);
YGNodeStyleSetHeight(root_child1_child0, 20);
YGNodeInsertChild(root_child1, root_child1_child0, 0);
YGNodeCalculateLayout(root, YGUndefined, YGUndefined, YGDirectionLTR);
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root));
ASSERT_FLOAT_EQ(100, YGNodeLayoutGetWidth(root));
ASSERT_FLOAT_EQ(100, YGNodeLayoutGetHeight(root));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetWidth(root_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetHeight(root_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetLeft(root_child1));
ASSERT_FLOAT_EQ(40, YGNodeLayoutGetTop(root_child1));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetWidth(root_child1));
ASSERT_FLOAT_EQ(20, YGNodeLayoutGetHeight(root_child1));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetLeft(root_child1_child0));
ASSERT_FLOAT_EQ(0, YGNodeLayoutGetTop(root_child1_child0));
ASSERT_FLOAT_EQ(50, YGNodeLayoutGetWidth(root_child1_child0));
ASSERT_FLOAT_EQ(20, YGNodeLayoutGetHeight(root_child1_child0));
}