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/*
* Copyright (c) Meta Platforms, Inc. and 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/node/Node.h>
#include <ostream>
using namespace facebook::yoga;
inline bool operator==(const YGSize& lhs, const YGSize& rhs) {
return lhs.width == rhs.width && lhs.height == rhs.height;
}
TEST(Node, hasMeasureFunc_initial) {
auto n = Node{};
ASSERT_FALSE(n.hasMeasureFunc());
}
TEST(Node, hasMeasureFunc_with_measure_fn) {
auto n = Node{};
n.setMeasureFunc(
[](YGNodeConstRef, float, YGMeasureMode, float, YGMeasureMode) {
return YGSize{};
});
ASSERT_TRUE(n.hasMeasureFunc());
}
TEST(Node, measure_with_measure_fn) {
auto n = Node{};
n.setMeasureFunc(
[](YGNodeConstRef, float w, YGMeasureMode wm, float h, YGMeasureMode hm) {
return YGSize{w * static_cast<float>(wm), h / static_cast<float>(hm)};
});
ASSERT_EQ(
n.measure(23, MeasureMode::Exactly, 24, MeasureMode::AtMost),
(YGSize{23, 12}));
}
TEST(Node, hasMeasureFunc_after_unset) {
auto n = Node{};
n.setMeasureFunc(
[](YGNodeConstRef, float, YGMeasureMode, float, YGMeasureMode) {
return YGSize{};
});
n.setMeasureFunc(nullptr);
ASSERT_FALSE(n.hasMeasureFunc());
}
TEST(Node, hasBaselineFunc_initial) {
auto n = Node{};
ASSERT_FALSE(n.hasBaselineFunc());
}
TEST(Node, hasBaselineFunc_with_baseline_fn) {
auto n = Node{};
n.setBaselineFunc([](YGNodeConstRef, float, float) { return 0.0f; });
ASSERT_TRUE(n.hasBaselineFunc());
}
TEST(Node, baseline_with_baseline_fn) {
auto n = Node{};
n.setBaselineFunc([](YGNodeConstRef, float w, float h) { return w + h; });
ASSERT_EQ(n.baseline(1.25f, 2.5f), 3.75f);
}
TEST(Node, hasBaselineFunc_after_unset) {
auto n = Node{};
n.setBaselineFunc([](YGNodeConstRef, float, float) { return 0.0f; });
n.setBaselineFunc(nullptr);
ASSERT_FALSE(n.hasBaselineFunc());
}
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