添加测试

tests/gtest/task_taskmanager_test.cpp

@@ -0,0 +1,52 @@
+#include <gtest/gtest.h>
+
+#include <QEventLoop>
+#include <QTimer>
+
+#include "task/taskmanager.h"
+
+namespace {
+class DummyTask final : public olive::Task {
+public:
+	explicit DummyTask(bool *ran)
+		: ran_(ran)
+	{
+		SetTitle(QStringLiteral("DummyTask"));
+	}
+
+protected:
+	bool Run() override
+	{
+		if (ran_) {
+			*ran_ = true;
+		}
+		return true;
+	}
+
+private:
+	bool *ran_ = nullptr;
+};
+}
+
+TEST(TaskManager, AddAndRunTask)
+{
+	olive::TaskManager::CreateInstance();
+	olive::TaskManager *mgr = olive::TaskManager::instance();
+	ASSERT_NE(mgr, nullptr);
+
+	bool ran = false;
+	DummyTask *task = new DummyTask(&ran);
+
+	QEventLoop loop;
+	QObject::connect(task, &olive::Task::Finished, &loop, [&loop](olive::Task *, bool) {
+		loop.quit();
+	});
+
+	mgr->AddTask(task);
+
+	QTimer::singleShot(5000, &loop, &QEventLoop::quit);
+	loop.exec();
+
+	EXPECT_TRUE(ran);
+	olive::TaskManager::DestroyInstance();
+}