public async Task PipelineBuilder_should_create_an_executable_simple_pipeline(string input, bool expected)
{
// Arrange
var sut = new PipelineBuilder <string, bool>((inputFirst, builder) =>
inputFirst
.Step(builder, first => first.Length) // First step takes the input and returns its length
.Step(builder, length => length % 2 == 0) // Second step in the chain takes the length from first step and sees if its odd or even.
);
// Act
var actual = await sut.ExecuteAsync(input);
// Assert
Assert.Equal(expected, actual);
}
public async Task PipelineBuilder_should_raise_exceptions()
{
// Arrange
var expected = new Exception("Fake Exception");
var sut = new PipelineBuilder <string, bool>((inputFirst, builder) =>
inputFirst
.Step(builder, first => first.Length) // First step takes the input and returns its length
.Step(builder, length => // Second step has a problem
{
throw expected;
return(true);
})
);
// Act & Assert
var actual = await Assert.ThrowsAsync <Exception>(() => sut.ExecuteAsync("test"));
Assert.Equal(expected, actual);
}