public void ShouldAddAndExecuteActions() // Добавляем задачи и проверяем, что выполнено ровно столько задач, сколько добавлено
{
var testHelperMock = new Mock <TestHelper>();
var obj = testHelperMock.Object;
using (var pool = new TestThreadPool(maxTasks: 3))
{
pool.Add(obj.DoNothing);
pool.Add(obj.DoNothing);
pool.Add(obj.DoNothing);
}
VerifyActionCallTimes();
testHelperMock.Invocations.Clear();
using (var pool = new TestThreadPool(maxTasks: 3))
{
var added = pool.TryAdd(obj.DoNothing);
Assert.AreEqual(expected: true, actual: added);
added = pool.TryAdd(obj.DoNothing);
Assert.AreEqual(expected: true, actual: added);
added = pool.TryAdd(obj.DoNothing);
Assert.AreEqual(expected: true, actual: added);
}
VerifyActionCallTimes();
void VerifyActionCallTimes() =>
testHelperMock.Verify(t => t.DoNothing(), Times.Exactly(3), "The number of the tasks added and executed should match.");
}
public void ShouldFailToAddNullAction() // Падаем при попытках добавить null
{
Assert.ThrowsException <ArgumentNullException>(() => {
using (var pool = new TestThreadPool(maxTasks: 2))
pool.Add(null);
});
Assert.ThrowsException <ArgumentNullException>(() => {
using (var pool = new TestThreadPool(maxTasks: 2))
pool.TryAdd(null);
});
}
public void ShouldFailToAddActionToDisposedPool() // Падаем или false при попытке добавить задачу после вызова Dispose
{
var pool = new TestThreadPool(maxTasks: 2);
using (pool)
{
}
Assert.ThrowsException <ObjectDisposedException>(() => {
pool.Add(EmptyAction);
});
var addedToDisposedPool = pool.TryAdd(EmptyAction);
Assert.AreEqual(expected: false, actual: addedToDisposedPool);
}
