/// <summary>
/// Creates a new <see cref="TerminatingWithPathSpecimenBuilder"/> using the
/// supplied <see cref="TracingBuilder"/> to track specimen requests.
/// </summary>
/// <param name="tracer"></param>
public TerminatingWithPathSpecimenBuilder(TracingBuilder tracer)
{
if (tracer == null)
throw new ArgumentNullException(nameof(tracer));
this.Tracer = tracer;
this.Tracer.SpecimenRequested += OnSpecimenRequested;
this.Tracer.SpecimenCreated += OnSpecimenCreated;
}
/// <summary>
/// Creates a new <see cref="TerminatingWithPathSpecimenBuilder"/> using the
/// supplied <see cref="TracingBuilder"/> to track specimen requests.
/// </summary>
/// <param name="tracer"></param>
public TerminatingWithPathSpecimenBuilder(TracingBuilder tracer)
{
if (tracer == null)
{
throw new ArgumentNullException("tracer");
}
this.tracer = tracer;
this.tracer.SpecimenRequested += OnSpecimenRequested;
this.tracer.SpecimenCreated += OnSpecimenCreated;
}
public void BuilderIsCorrect()
{
// Fixture setup
var expectedBuilder = new DelegatingSpecimenBuilder();
var sut = new TracingBuilder(expectedBuilder);
// Exercise system
ISpecimenBuilder result = sut.Builder;
// Verify outcome
Assert.Equal(expectedBuilder, result);
// Teardown
}
public void CreateWillReturnCorrectResult()
{
// Fixture setup
var expectedSpecimen = new object();
var stubBuilder = new TracingBuilder(new DelegatingSpecimenBuilder { OnCreate = (r, c) => expectedSpecimen });
var dummyWriter = TextWriter.Null;
var sut = new TraceWriter(dummyWriter, stubBuilder);
// Exercise system
var dummyRequest = new object();
var dummyContainer = new DelegatingSpecimenContext();
var result = sut.Create(dummyRequest, dummyContainer);
// Verify outcome
Assert.Equal(expectedSpecimen, result);
// Teardown
}
public void CreateWillInvokeDecoratedBuilderWithCorrectParameters()
{
// Fixture setup
var expectedRequest = new object();
var expectedContainer = new DelegatingSpecimenContext();
var verified = false;
var mockBuilder = new TracingBuilder(new DelegatingSpecimenBuilder { OnCreate = (r, c) => verified = expectedRequest == r && expectedContainer == c });
var dummyWriter = TextWriter.Null;
var sut = new TraceWriter(dummyWriter, mockBuilder);
// Exercise system
sut.Create(expectedRequest, expectedContainer);
// Verify outcome
Assert.True(verified, "Mock verified");
// Teardown
}
/// <summary>
/// Initializes a new instance of the <see cref="TraceWriter"/> class.
/// </summary>
/// <param name="writer">The output stream for the trace.</param>
/// <param name="tracer">The <see cref="ISpecimenBuilder"/> to decorate.</param>
public TraceWriter(TextWriter writer, TracingBuilder tracer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
if (tracer == null)
{
throw new ArgumentNullException("tracer");
}
this.tracer = tracer;
this.tracer.SpecimenRequested += (sender, e) => this.writeRequest(writer, e.Request, e.Depth);
this.tracer.SpecimenCreated += (sender, e) => this.writeSpecimen(writer, e.Specimen, e.Depth);
this.TraceRequestFormatter = (tw, r, i) => tw.WriteLine(new string(' ', i * 2) + "Requested: " + r);
this.TraceSpecimenFormatter = (tw, r, i) => tw.WriteLine(new string(' ', i * 2) + "Created: " + r);
}
/// <summary>
/// Initializes a new instance of the <see cref="TraceWriter"/> class.
/// </summary>
/// <param name="writer">The output stream for the trace.</param>
/// <param name="tracer">The <see cref="ISpecimenBuilder"/> to decorate.</param>
public TraceWriter(TextWriter writer, TracingBuilder tracer)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (tracer == null)
{
throw new ArgumentNullException(nameof(tracer));
}
this.Tracer = tracer;
this.Tracer.SpecimenRequested += (sender, e) => this.writeRequest(writer, e.Request, e.Depth);
this.Tracer.SpecimenCreated += (sender, e) => this.writeSpecimen(writer, e.Specimen, e.Depth);
this.writer = writer;
this.TraceRequestFormatter = (tw, r, i) => tw.WriteLine(new string(' ', i * 2) + "Requested: " + r);
this.TraceSpecimenFormatter = (tw, r, i) => tw.WriteLine(new string(' ', i * 2) + "Created: " + r);
}
public void VerifyMethodUsesParameterInfoToCreateArguments()
{
var parameters = new List<ParameterInfo>();
var fixture = new Fixture();
var tracingBuilder = new TracingBuilder(fixture);
tracingBuilder.SpecimenCreated += (sender, args) =>
{
var parameter = args.Request as ParameterInfo;
if (parameter != null)
parameters.Add(parameter);
};
var sut = new ObjectDisposalAssertion(tracingBuilder);
var method = new Methods<ClassForDisposable>().Select(
x => x.ThrowObjectDisposedException(null));
sut.Verify(method);
Assert.Equal(1, parameters.Count);
}
