public async Task Timeout_returns_pending_but_eventually_ok()
{
// Arrange
var nativeTag = new Mock <INativeTag>();
nativeTag // The initial creation of the tag object returns a status, so we return pending
.Setup(m => m.plc_tag_create(It.IsAny <string>(), 0))
.Returns((int)Status.Pending);
nativeTag
.SetupSequence(m => m.plc_tag_status(It.IsAny <int>()))
.Returns((int)Status.Pending)
.Returns((int)Status.Pending)
.Returns((int)Status.Pending)
.Returns((int)Status.Pending)
.Returns((int)Status.Pending)
.Returns((int)Status.Pending)
.Returns((int)Status.Pending)
.Returns((int)Status.Ok);
var tag = new NativeTagWrapper(nativeTag.Object)
{
Timeout = TimeSpan.FromMilliseconds(500)
};
// Act
await tag.InitializeAsync();
// Assert
Assert.Equal(Status.Ok, tag.GetStatus());
}
public void Can_not_use_if_already_disposed()
{
// Arrange
var nativeTag = new Mock <INativeTag>();
var tag = new NativeTagWrapper(nativeTag.Object);
// Act
tag.Dispose();
// Assert
Assert.Throws <ObjectDisposedException>(() => tag.GetStatus());
}
public void Status_ok_when_first_created()
{
// Arrange
var nativeTag = new Mock <INativeTag>();
var tag = new NativeTagWrapper(nativeTag.Object);
// Act
// Assert
var status = tag.GetStatus();
Assert.Equal(Status.Ok, status);
}
