66 lines
1.2 KiB
C++
66 lines
1.2 KiB
C++
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/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the LICENSE
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* file in the root directory of this source tree.
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*/
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#include "testutil.h"
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#include <yoga/YGNode.h>
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#include <yoga/events.h>
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#include <utility>
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namespace facebook {
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namespace yoga {
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namespace test {
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int nodeInstanceCount = 0;
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namespace {
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void yogaEventSubscriber(
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const YGNode& node,
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Event::Type eventType,
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const Event::Data& eventData) {
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switch (eventType) {
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case Event::NodeAllocation:
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nodeInstanceCount++;
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break;
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case Event::NodeDeallocation:
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nodeInstanceCount--;
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break;
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default:
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break;
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}
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}
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} // namespace
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void TestUtil::startCountingNodes() {
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nodeInstanceCount = 0;
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Event::subscribe(yogaEventSubscriber);
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}
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int TestUtil::nodeCount() {
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return nodeInstanceCount;
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}
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int TestUtil::stopCountingNodes() {
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Event::reset();
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return std::exchange(nodeInstanceCount, 0);
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}
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ScopedEventSubscription::ScopedEventSubscription(
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std::function<Event::Subscriber>&& s) {
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Event::subscribe(std::move(s));
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}
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ScopedEventSubscription::~ScopedEventSubscription() {
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Event::reset();
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}
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} // namespace test
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} // namespace yoga
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} // namespace facebook
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