public void DepthWillBeResetAfterDecoratedBuilderThrows()
{
// Arrange
int createCallNumber = 0;
int lastRequestDepth = 0;
var firstRequest = Guid.NewGuid();
var secondRequest = Guid.NewGuid();
var dummyContainer = new DelegatingSpecimenContext();
var builder = new DelegatingSpecimenBuilder
{
OnCreate = (r, c) =>
{
createCallNumber++;
if (createCallNumber == 1)
{
throw new PrivateException();
}
return(c.Resolve(r));
}
};
var sut = new DelegatingTracingBuilder(builder);
sut.SpecimenRequested += (sender, e) => lastRequestDepth = e.Depth;
// Act & assert
Assert.Throws <PrivateException>(() => sut.Create(firstRequest, dummyContainer));
Assert.Equal(1, lastRequestDepth);
sut.Create(secondRequest, dummyContainer);
Assert.Equal(1, lastRequestDepth);
}
public void CreateWillTrackCompositeRequests()
{
// Fixture setup
object requestedObject = "The request";
object subRequest = "Some sub request";
var spy = new List <object>();
var builder2 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == requestedObject?c.Resolve(subRequest) : new NoSpecimen()
};
var builder3 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == subRequest ? new object() : new NoSpecimen()
};
var compBuilder = new CompositeSpecimenBuilder(builder2, builder3);
var sut = new DelegatingTracingBuilder(compBuilder);
sut.SpecimenRequested += (sender, e) => spy.Add(e.Request);
var container = new SpecimenContext(sut);
// Exercise system
sut.Create(requestedObject, container);
// Verify outcome
Assert.Equal(2, spy.Count);
Assert.Equal(subRequest, spy[1]);
// Teardown
}
public void CreateWillTrackCreatedSpecimensComposite()
{
// Arrange
object requestedObject = "The request";
object subRequest = "Some sub request";
object createdSpecimen = Guid.NewGuid();
var spy = new List <object>();
var builder2 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == requestedObject?c.Resolve(subRequest) : new NoSpecimen()
};
var builder3 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == subRequest ? createdSpecimen : new NoSpecimen()
};
var compBuilder = new CompositeSpecimenBuilder(builder2, builder3);
var sut = new DelegatingTracingBuilder(compBuilder);
sut.SpecimenCreated += (sender, e) => spy.Add(e.Specimen);
var container = new SpecimenContext(sut);
// Act
sut.Create(requestedObject, container);
// Assert
Assert.Equal(2, spy.Count);
Assert.Equal(createdSpecimen, spy[0]);
Assert.Equal(createdSpecimen, spy[1]);
}
public void CreateWillCorrectRaiseSpecimenCreatedInCompositeRequest()
{
// Fixture setup
object request = "The request";
object subRequest = "Some sub request";
var createdSpecimen = new object();
var spy = new List <SpecimenCreatedEventArgs>();
var builder2 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == request?c.Resolve(subRequest) : new NoSpecimen()
};
var builder3 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == subRequest ? createdSpecimen : new NoSpecimen()
};
var compBuilder = new CompositeSpecimenBuilder(builder2, builder3);
var sut = new DelegatingTracingBuilder(compBuilder);
sut.SpecimenCreated += (sender, e) => spy.Add(e);
var container = new SpecimenContext(sut);
// Exercise system
sut.Create(request, container);
// Verify outcome
Assert.Equal(2, spy.Count);
Assert.Equal(createdSpecimen, spy[0].Specimen);
Assert.Equal(2, spy[0].Depth);
Assert.Equal(createdSpecimen, spy[1].Specimen);
Assert.Equal(1, spy[1].Depth);
// Teardown
}
public void CreateWillCorrectlyRaiseSpecimenRequestedInCompositeRequest()
{
// Arrange
object requestedObject = "The request";
object subRequest = "Some sub request";
var spy = new List <RequestTraceEventArgs>();
var builder2 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == requestedObject?c.Resolve(subRequest) : new NoSpecimen()
};
var builder3 = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r == subRequest ? new object() : new NoSpecimen()
};
var compBuilder = new CompositeSpecimenBuilder(builder2, builder3);
var sut = new DelegatingTracingBuilder(compBuilder);
sut.SpecimenRequested += (sender, e) => spy.Add(e);
var container = new SpecimenContext(sut);
// Act
sut.Create(requestedObject, container);
// Assert
Assert.Equal(2, spy.Count);
Assert.Equal(subRequest, spy[1].Request);
Assert.Equal(2, spy[1].Depth);
}
public void CreateWillNotRaiseSpecimenCreatedForIgnoredType()
{
// Fixture setup
var eventRaised = false;
var request = Guid.NewGuid();
var sut = new DelegatingTracingBuilder();
sut.SpecimenCreated += (sender, e) => eventRaised = true;
var ignoredTypes = new List <Type> {
typeof(Guid)
};
sut.Filter = new DelegatingRequestSpecification {
OnIsSatisfiedBy = r => !ignoredTypes.Contains(r.GetType())
};
// Exercise system
var dummyContainer = new DelegatingSpecimenContext();
sut.Create(request, dummyContainer);
// Verify outcome
Assert.False(eventRaised, "Event raised");
// Teardown
}
public void IgnoredTypeWillNotTrackRequest()
{
// Fixture setup
object tracked = null;
object requestedObject = Guid.NewGuid();
var sut = new DelegatingTracingBuilder();
var ignoredTypes = new List <Type> {
typeof(Guid)
};
sut.Filter = new DelegatingRequestSpecification {
OnIsSatisfiedBy = r => !ignoredTypes.Contains(r.GetType())
};
// Exercise system
var dummyContainer = new DelegatingSpecimenContext();
sut.Create(requestedObject, dummyContainer);
// Verify outcome
Assert.Null(tracked);
// Teardown
}
public void IgnoredTypeWillNotTrackCreatedSpecimen()
{
// Arrange
object tracked = null;
object requestedObject = Guid.NewGuid();
var decoratedBuilder = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r
};
var sut = new DelegatingTracingBuilder(decoratedBuilder);
var ignoredTypes = new List <Type> {
typeof(Guid)
};
sut.Filter = new DelegatingRequestSpecification {
OnIsSatisfiedBy = r => !ignoredTypes.Contains(r.GetType())
};
// Act
var dummyContainer = new DelegatingSpecimenContext();
object res = sut.Create(requestedObject, dummyContainer);
// Assert
Assert.Null(tracked);
}
public void SutIsSpecimenBuilder()
{
// Arrange
// Act
var sut = new DelegatingTracingBuilder();
// Assert
Assert.IsAssignableFrom <ISpecimenBuilder>(sut);
}
public void TestSpecificSutIsSut()
{
// Arrange
// Act
var sut = new DelegatingTracingBuilder();
// Assert
Assert.IsAssignableFrom <TracingBuilder>(sut);
}
public void InitializeWithNullWriterWillThrow()
{
// Arrange
var dummyBuilder = new DelegatingTracingBuilder();
// Act & assert
Assert.Throws <ArgumentNullException>(() =>
new TraceWriter(null, dummyBuilder));
}
public void AssignNullFilterWillThrow()
{
// Arrange
var sut = new DelegatingTracingBuilder();
// Act & assert
Assert.Throws <ArgumentNullException>(() =>
sut.Filter = null);
}
public void SutIsSpecimenBuilder()
{
// Fixture setup
// Exercise system
var sut = new DelegatingTracingBuilder();
// Verify outcome
Assert.IsAssignableFrom <ISpecimenBuilder>(sut);
// Teardown
}
public void AssignNullFilterWillThrow()
{
// Fixture setup
var sut = new DelegatingTracingBuilder();
// Exercise system and verify outcome
Assert.Throws <ArgumentNullException>(() =>
sut.Filter = null);
// Teardown
}
public void InitializeWithNullWriterWillThrow()
{
// Fixture setup
var dummyBuilder = new DelegatingTracingBuilder();
// Exercise system and verify outcome
Assert.Throws <ArgumentNullException>(() =>
new TraceWriter(null, dummyBuilder));
// Teardown
}
public void SutIsSpecimenBuilderNode()
{
// Arrange
var dummyWriter = TextWriter.Null;
var dummyBuilder = new DelegatingTracingBuilder();
// Act
var sut = new TraceWriter(dummyWriter, dummyBuilder);
// Assert
Assert.IsAssignableFrom <ISpecimenBuilderNode>(sut);
}
public void TracerIsCorrect()
{
// Arrange
var dummyWriter = TextWriter.Null;
var expectedTracer = new DelegatingTracingBuilder();
var sut = new TraceWriter(dummyWriter, expectedTracer);
// Act
TracingBuilder result = sut.Tracer;
// Assert
Assert.Equal(expectedTracer, result);
}
public void SutIsSpecimenBuilderNode()
{
// Fixture setup
var dummyWriter = TextWriter.Null;
var dummyBuilder = new DelegatingTracingBuilder();
// Exercise system
var sut = new TraceWriter(dummyWriter, dummyBuilder);
// Verify outcome
Assert.IsAssignableFrom <ISpecimenBuilderNode>(sut);
// Teardown
}
public void SutYieldsCorrectSequence()
{
// Arrange
var dummyWriter = TextWriter.Null;
var expected = new DelegatingSpecimenBuilder();
var tracer = new DelegatingTracingBuilder(expected);
var sut = new TraceWriter(dummyWriter, tracer);
// Act
// Assert
Assert.Equal(expected, sut.Single());
Assert.Equal(expected, ((System.Collections.IEnumerable)sut).Cast <object>().Single());
}
public void TracerIsCorrect()
{
// Fixture setup
var dummyWriter = TextWriter.Null;
var expectedTracer = new DelegatingTracingBuilder();
var sut = new TraceWriter(dummyWriter, expectedTracer);
// Exercise system
TracingBuilder result = sut.Tracer;
// Verify outcome
Assert.Equal(expectedTracer, result);
// Teardown
}
public void FilterIsProperWritableProperty()
{
// Arrange
var sut = new DelegatingTracingBuilder();
IRequestSpecification expectedFilter = new DelegatingRequestSpecification();
// Act
sut.Filter = expectedFilter;
IRequestSpecification result = sut.Filter;
// Assert
Assert.Equal(expectedFilter, result);
}
public void FilterIsProperWritableProperty()
{
// Fixture setup
var sut = new DelegatingTracingBuilder();
IRequestSpecification expectedFilter = new DelegatingRequestSpecification();
// Exercise system
sut.Filter = expectedFilter;
IRequestSpecification result = sut.Filter;
// Verify outcome
Assert.Equal(expectedFilter, result);
// Teardown
}
public void ComposeSingleItemReturnsCorrectResult()
{
// Arrange
var writer = TextWriter.Null;
var tracer = new DelegatingTracingBuilder();
var sut = new TraceWriter(writer, tracer);
// Act
var expected = new DelegatingSpecimenBuilder();
var actual = sut.Compose(new[] { expected });
// Assert
var tw = Assert.IsAssignableFrom <TraceWriter>(actual);
Assert.Equal(expected, tw.Tracer.Builder);
}
public void SutYieldsCorrectSequence()
{
// Fixture setup
var dummyWriter = TextWriter.Null;
var expected = new DelegatingSpecimenBuilder();
var tracer = new DelegatingTracingBuilder(expected);
var sut = new TraceWriter(dummyWriter, tracer);
// Exercise system
// Verify outcome
Assert.Equal(expected, sut.Single());
Assert.Equal(expected, ((System.Collections.IEnumerable)sut).Cast <object>().Single());
// Teardown
}
public void CreateWillCorrectlyRaiseSpecimenRequested()
{
// Arrange
var verified = false;
var request = new object();
var sut = new DelegatingTracingBuilder();
sut.SpecimenRequested += (sender, e) => verified = e.Request == request && e.Depth == 1;
// Act
var dummyContainer = new DelegatingSpecimenContext();
sut.Create(request, dummyContainer);
// Assert
Assert.True(verified, "Event raised");
}
public void ComposeSingleItemReturnsCorrectResult()
{
// Fixture setup
var writer = TextWriter.Null;
var tracer = new DelegatingTracingBuilder();
var sut = new TraceWriter(writer, tracer);
// Exercise system
var expected = new DelegatingSpecimenBuilder();
var actual = sut.Compose(new[] { expected });
// Verify outcome
var tw = Assert.IsAssignableFrom <TraceWriter>(actual);
Assert.Equal(expected, tw.Tracer.Builder);
// Teardown
}
public void CreateWillTrackCreatedSpecimen()
{
// Arrange
object tracked = null;
object createdSpecimen = Guid.NewGuid();
var container = new DelegatingSpecimenContext {
OnResolve = r => createdSpecimen
};
var sut = new DelegatingTracingBuilder();
// Act
object res = sut.Create(new object(), container);
// Assert
Assert.Equal(res, tracked);
}
public void CreateWillPassThroughToDecoratedBuilder()
{
// Arrange
object expectedSpecimen = Guid.NewGuid();
var decoratedBuilder = new DelegatingSpecimenBuilder {
OnCreate = (r, c) => r
};
var sut = new DelegatingTracingBuilder(decoratedBuilder);
// Act
var dummyContainer = new DelegatingSpecimenContext();
object result = sut.Create(expectedSpecimen, dummyContainer);
// Assert
Assert.Equal(expectedSpecimen, result);
}
public void CreateWillCorrectlyRaiseSpecimenRequested()
{
// Fixture setup
var verified = false;
var request = new object();
var sut = new DelegatingTracingBuilder();
sut.SpecimenRequested += (sender, e) => verified = e.Request == request && e.Depth == 1;
// Exercise system
var dummyContainer = new DelegatingSpecimenContext();
sut.Create(request, dummyContainer);
// Verify outcome
Assert.True(verified, "Event raised");
// Teardown
}
public void CreateWillNotTrackFilteredRequest()
{
// Arrange
object tracked = null;
object requestedObject = new object();
var sut = new DelegatingTracingBuilder();
sut.Filter = new DelegatingRequestSpecification {
OnIsSatisfiedBy = r => false
};
// Act
var dummyContainer = new DelegatingSpecimenContext();
sut.Create(requestedObject, dummyContainer);
// Assert
Assert.Null(tracked);
}
