public void PathPassed_FindNumericalRoute_FileDataExtractorCalledWithPath()
{
//Arrange
const string path = "Some path";
var extractor = new Mock <IFileDataExtractor>();
extractor.Setup(m => m.ExtractLines(path)).Returns(new string[0]);
var dataParser = new Mock <IDataParser <int> >();
dataParser.Setup(m => m.ParseIntoPyramid(It.IsAny <IEnumerable <string> >()))
.Returns(Option <Pyramid <int> > .None);
var ruleApplier = new Mock <IPyramidRuleApplier <int> >();
var longestRouteFinder = new Mock <ILongestRouteFinder <int> >();
var routeFinder = new RouteFinder(
extractor.Object,
dataParser.Object,
ruleApplier.Object,
longestRouteFinder.Object
);
//Act
routeFinder.FindNumericalRouteFromFile(path);
//Assert
extractor.Verify(m => m.ExtractLines(path), Times.Once);
extractor.VerifyNoOtherCalls();
}
public void DataExtractedFromFile_FindNumericalRoute_DataParserCalledWithData()
{
//Arrange
const string path = "Some path";
var stringData = new[] { "blah", "blah blah" };
var extractor = new Mock <IFileDataExtractor>();
extractor.Setup(m => m.ExtractLines(path)).Returns(stringData);
var dataParser = new Mock <IDataParser <int> >();
dataParser.Setup(m => m.ParseIntoPyramid(stringData)).Returns(Option <Pyramid <int> > .None);
var ruleApplier = new Mock <IPyramidRuleApplier <int> >();
var longestRouteFinder = new Mock <ILongestRouteFinder <int> >();
var routeFinder = new RouteFinder(
extractor.Object,
dataParser.Object,
ruleApplier.Object,
longestRouteFinder.Object
);
//Act
routeFinder.FindNumericalRouteFromFile(path);
//Assert
dataParser.Verify(m => m.ParseIntoPyramid(stringData), Times.Once);
dataParser.VerifyNoOtherCalls();
}
public void NoPyramidReturnedFromDataParser_FindNumericalRoute_EmptyRouteReturned()
{
//Arrange
const string path = "Some path";
var stringData = new[] { "blah", "blah blah" };
var none = Option <Pyramid <int> > .None;
var extractor = new Mock <IFileDataExtractor>();
extractor.Setup(m => m.ExtractLines(path)).Returns(stringData);
var dataParser = new Mock <IDataParser <int> >();
dataParser.Setup(m => m.ParseIntoPyramid(stringData)).Returns(none);
var ruleApplier = new Mock <IPyramidRuleApplier <int> >();
var longestRouteFinder = new Mock <ILongestRouteFinder <int> >();
var routeFinder = new RouteFinder(
extractor.Object,
dataParser.Object,
ruleApplier.Object,
longestRouteFinder.Object
);
//Act
var result = routeFinder.FindNumericalRouteFromFile(path);
//Assert
Assert.NotNull(result);
TestHelper.AssertListContentSame(new List <int>(), result.Steps);
ruleApplier.VerifyNoOtherCalls();
longestRouteFinder.VerifyNoOtherCalls();
}
static void Main(string[] args)
{
const string path = "../data1.txt";
var finder = new RouteFinder();
var route = finder.FindNumericalRouteFromFile(path);
Console.WriteLine(route);
Console.WriteLine($"Sum: {route.Steps.Sum()}");
}
public void LongestRouteFound_FindNumericalRoute_RouteReturned()
{
//Arrange
const string path = "Some path";
var stringData = new[] { "blah", "blah blah" };
var pyramid = new Pyramid <int>(754);
var transformedPyramid = new Pyramid <int>(42);
var route = new Route <int>(new List <int> {
100, 200, 54
});
var extractor = new Mock <IFileDataExtractor>();
extractor.Setup(m => m.ExtractLines(path)).Returns(stringData);
var dataParser = new Mock <IDataParser <int> >();
dataParser.Setup(m => m.ParseIntoPyramid(stringData)).Returns(new Option <Pyramid <int> >(pyramid));
var ruleApplier = new Mock <IPyramidRuleApplier <int> >();
ruleApplier.Setup(m => m.TransformPyramid(pyramid)).Returns(transformedPyramid);
var longestRouteFinder = new Mock <ILongestRouteFinder <int> >();
longestRouteFinder.Setup(m => m.FindLongestRoute(transformedPyramid)).Returns(route);
var routeFinder = new RouteFinder(
extractor.Object,
dataParser.Object,
ruleApplier.Object,
longestRouteFinder.Object
);
//Act
var result = routeFinder.FindNumericalRouteFromFile(path);
//Assert
Assert.AreSame(route, result);
}
public void NullPathPassed_FindNumericalRoute_ExceptionIsThrown()
{
//Arrange
var extractor = new Mock <IFileDataExtractor>();
var dataParser = new Mock <IDataParser <int> >();
var ruleApplier = new Mock <IPyramidRuleApplier <int> >();
var longestRouteFinder = new Mock <ILongestRouteFinder <int> >();
var routeFinder = new RouteFinder(
extractor.Object,
dataParser.Object,
ruleApplier.Object,
longestRouteFinder.Object
);
//Act
void FindOp() => routeFinder.FindNumericalRouteFromFile(null);
//Assert
Assert.Throws <ArgumentNullException>(FindOp);
}
public void PyramidTransformedToMatchTheRules_FindNumericalRoute_PyramidPassedToLongestRouteFinder()
{
//Arrange
const string path = "Some path";
var stringData = new[] { "blah", "blah blah" };
var pyramid = new Pyramid <int>(754);
var transformedPyramid = new Pyramid <int>(42);
var extractor = new Mock <IFileDataExtractor>();
extractor.Setup(m => m.ExtractLines(path)).Returns(stringData);
var dataParser = new Mock <IDataParser <int> >();
dataParser.Setup(m => m.ParseIntoPyramid(stringData)).Returns(new Option <Pyramid <int> >(pyramid));
var ruleApplier = new Mock <IPyramidRuleApplier <int> >();
ruleApplier.Setup(m => m.TransformPyramid(pyramid)).Returns(transformedPyramid);
var longestRouteFinder = new Mock <ILongestRouteFinder <int> >();
var routeFinder = new RouteFinder(
extractor.Object,
dataParser.Object,
ruleApplier.Object,
longestRouteFinder.Object
);
//Act
routeFinder.FindNumericalRouteFromFile(path);
//Assert
longestRouteFinder.Verify(m => m.FindLongestRoute(transformedPyramid), Times.Once);
longestRouteFinder.VerifyNoOtherCalls();
}