public void Should_Execute_Parallel_Tasks_In_Parallel()
{
// Given
var result = new List <string>();
var fixture = new CakeEngineFixture();
var engine = fixture.CreateParallelEngine();
engine.RegisterTask("A").Does(() => result.Add("A"));
var semaphore = new SemaphoreSlim(1);
engine.RegisterTask("B").IsDependentOn("A").Does(() => { result.Add("B"); semaphore.Wait(); });
engine.RegisterTask("C").IsDependentOn("A").Does(() => { result.Add("C"); semaphore.Release(); });
engine.RegisterTask("D").IsDependentOn("B").IsDependentOn("C").Does(() => result.Add("D"));
// When
engine.RunTarget(fixture.Context, fixture.ExecutionStrategy, "D");
// Then
Assert.Equal(4, result.Count);
Assert.Equal("A", result[0]);
Assert.True(result[1] == "B" || result[2] == "B");
Assert.True(result[1] == "C" || result[2] == "C");
Assert.Equal("D", result[3]);
}
public void Should_Throw_If_Target_Is_Null()
{
// Given
var fixture = new CakeEngineFixture();
var engine = fixture.CreateParallelEngine();
// When
var result = Record.Exception(() =>
engine.RunTarget(fixture.Context, fixture.ExecutionStrategy, null));
// Then
Assert.IsArgumentNullException(result, "target");
}
public void Should_Throw_If_Log_Is_Null()
{
// Given
var fixture = new CakeEngineFixture {
Log = null
};
// When
var result = Record.Exception(() => fixture.CreateParallelEngine());
// Then
Assert.IsArgumentNullException(result, "log");
}
public void Should_Execute_Sequential_Tasks_In_Order()
{
// Given
var result = new List <string>();
var fixture = new CakeEngineFixture();
var engine = fixture.CreateParallelEngine();
engine.RegisterTask("A").Does(() => result.Add("A"));
engine.RegisterTask("B").IsDependentOn("A").Does(() => result.Add("B"));
engine.RegisterTask("C").IsDependentOn("B").Does(() => result.Add("C"));
// When
engine.RunTarget(fixture.Context, fixture.ExecutionStrategy, "C");
// Then
Assert.Equal(3, result.Count);
Assert.Equal("A", result[0]);
Assert.Equal("B", result[1]);
Assert.Equal("C", result[2]);
}
