public void ChildWaiter_Waited_Wait_BlockThreadUntilChildrenAreResolved()
{
this.WithinTimeout(() =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
sut.Start(this, 0);
sut.Wait();
int expectedChildrenCount = TestUtils.RandomBetween(1, 5);
int resolvedChildrenCount = 0;
sut.Start(this, expectedChildrenCount);
Task.Run(() =>
{
this.Sleep(50);
Parallel.For(0, expectedChildrenCount, i =>
{
resolvedChildrenCount++;
sut.ResolvedChild();
});
});
//act
sut.Wait();
//assert
resolvedChildrenCount.Should().Be(expectedChildrenCount);
});
}
public void ChildWaiter_Started_Start_ShouldUnblockThreadWhenFirstStartsChildrenAreResolved()
{
this.WithinTimeout(() =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
int expectedChildrenCount = TestUtils.RandomBetween(0, 5);
bool isSecondStartRan = false;
sut.Start(this, expectedChildrenCount);
Task.Run(() =>
{
//act
sut.Start(this, TestUtils.RandomBetween(0, 5));
isSecondStartRan = true;
});
this.Sleep(50); //ensures second start is called before continuing
//assert
Task.Run(() =>
{
Parallel.For(0, expectedChildrenCount, i =>
{
sut.ResolvedChild();
});
});
sut.Wait();
AwaitAssert(() => isSecondStartRan.Should().BeTrue());
});
}
public void ChildWaiter_Started_Start_ShouldBlockThread()
{
this.WithinTimeout(() =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
bool isSecondStartRan = false;
sut.Start(this, TestUtils.RandomBetween(0, 5));
Task.Run(() =>
{
//act
sut.Start(this, TestUtils.RandomBetween(0, 5));
isSecondStartRan = true;
});
//assert
this.Sleep(this.GetTimeoutHalved());
isSecondStartRan.Should().BeFalse();
});
}
public void ChildWaiter_StartedWithNegativeExpectedChildren_Wait_DoesNotBlockThread()
{
//arrange
ChildWaiter sut = CreateChildWaiter();
sut.Start(this, TestUtils.RandomBetween(int.MinValue, -1));
//act
Action act = () => sut.Wait();
//assert
this.WithinTimeout(act);
}
public void ChildWaiter_StartedWithNoExpectedChildren_Wait_DoesNotBlockThread()
{
//arrange
ChildWaiter sut = CreateChildWaiter();
sut.Start(this, 0);
//act
Action act = () => sut.Wait();
//assert
this.WithinTimeout(act);
}
public void ChildWaiter_Started_ResolveChild_DoesNotThrowAnyExceptions()
{
//arrange
ChildWaiter sut = CreateChildWaiter();
sut.Start(this, TestUtils.Create <int>());
//act
Action act = () => sut.ResolvedChild();
//assert
act.ShouldNotThrow();
}
public void ChildWaiter_StartedWithNoExpectedChildren_Wait_DoesNotBlockThread()
{
//arrange
ChildWaiter sut = CreateChildWaiter();
sut.Start(this, 0);
//act
Action act = () => sut.Wait();
//assert
Within(TestKitSettings.DefaultTimeout, act);
}
public void ChildWaiter_Started_Start_ShouldBlockThread()
{
Within(TimeSpan.FromSeconds(2), () =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
int expectedChildrenCount = TestUtils.RandomBetween(0, 5);
bool isSecondStartRan = false;
sut.Start(this, expectedChildrenCount);
Task.Run(() =>
{
//act
sut.Start(this, TestUtils.RandomBetween(0, 5));
isSecondStartRan = true;
});
//assert
this.Sleep(TestKitSettings.DefaultTimeout);
isSecondStartRan.Should().BeFalse();
});
}
public void ChildWaiter_Start_DoesNotThrowAnyExceptions()
{
this.WithinTimeout(() =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
//act
Action act = () => sut.Start(this, TestUtils.Create <int>());
//assert
act.ShouldNotThrow();
});
}
public void ChildWaiter_StartWithNullTestKitBase_ThrowsArgumentNullException()
{
this.WithinTimeout(() =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
//act
Action act = () => sut.Start(null, TestUtils.Create <int>());
//assert
act.ShouldThrow <ArgumentNullException>();
});
}
public void ChildWaiter_Start_DoesNotThrowAnyExceptions()
{
Within(TimeSpan.FromSeconds(2), () =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
//act
Action act = () => sut.Start(this, TestUtils.Create <int>());
//assert
act.ShouldNotThrow();
});
}
public void ChildWaiter_Started_Wait_ThrowsTimeoutExceptionWhenNotAllChildrenAreResolved()
{
this.WithinTimeout(() =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
int expectedChildrenCount = TestUtils.RandomBetween(2, 5);
sut.Start(this, expectedChildrenCount);
Task.Run(() =>
{
this.Sleep(50);
Parallel.For(0, expectedChildrenCount - 1, i => sut.ResolvedChild());
});
//act
Action act = () => sut.Wait();
//assert
act.ShouldThrow <TimeoutException>();
});
}
public void ChildWaiter_Started_Wait_ThrowsTimeoutExceptionWhenChildrenAreNotResolved()
{
Within(TimeSpan.FromSeconds(2), () =>
{
//arrange
ChildWaiter sut = CreateChildWaiter();
int expectedChildrenCount = TestUtils.RandomBetween(2, 5);
sut.Start(this, expectedChildrenCount);
Task.Run(() =>
{
this.Sleep(new TimeSpan(TestKitSettings.DefaultTimeout.Ticks / 2));
Parallel.For(0, expectedChildrenCount - 1, i => sut.ResolvedChild());
});
//act
Action act = () => sut.Wait();
//assert
act.ShouldThrow <TimeoutException>();
});
}