public void Pattern_RawTextAndArrayOfSegments_ShouldMakeCopyOfArrayOfSegments()
{
// Arrange
var rawText = "raw";
var literalPartA = RoutePatternFactory.LiteralPart("A");
var paramPartB = RoutePatternFactory.ParameterPart("B");
var paramPartC = RoutePatternFactory.ParameterPart("C");
var paramPartD = RoutePatternFactory.ParameterPart("D");
var segments = new[]
{
RoutePatternFactory.Segment(literalPartA, paramPartB),
RoutePatternFactory.Segment(paramPartC, literalPartA),
RoutePatternFactory.Segment(paramPartD),
RoutePatternFactory.Segment(literalPartA)
};
// Act
var actual = RoutePatternFactory.Pattern(rawText, segments);
segments[1] = RoutePatternFactory.Segment(RoutePatternFactory.ParameterPart("E"));
Array.Resize(ref segments, 2);
// Assert
Assert.Equal(3, actual.Parameters.Count);
Assert.Same(paramPartB, actual.Parameters[0]);
Assert.Same(paramPartC, actual.Parameters[1]);
Assert.Same(paramPartD, actual.Parameters[2]);
}
private void RemoveParameterDefault(List <RoutePatternPathSegment> segments, List <RoutePatternParameterPart> parameters, RoutePatternParameterPart parameter)
{
// We know that a parameter can only appear once, so we only need to rewrite one segment and one parameter.
for (var i = 0; i < segments.Count; i++)
{
var segment = segments[i];
for (var j = 0; j < segment.Parts.Count; j++)
{
if (object.ReferenceEquals(parameter, segment.Parts[j]))
{
// Found it!
var updatedParameter = RoutePatternFactory.ParameterPart(parameter.Name, @default: null, parameter.ParameterKind, parameter.ParameterPolicies);
var updatedParts = new List <RoutePatternPart>(segment.Parts);
updatedParts[j] = updatedParameter;
segments[i] = RoutePatternFactory.Segment(updatedParts);
for (var k = 0; k < parameters.Count; k++)
{
if (ReferenceEquals(parameter, parameters[k]))
{
parameters[k] = updatedParameter;
break;
}
}
return;
}
}
}
}
public void Segment_ArrayOfParts()
{
// Arrange
var paramPartB = RoutePatternFactory.ParameterPart("B");
var paramPartC = RoutePatternFactory.ParameterPart("C");
var paramPartD = RoutePatternFactory.ParameterPart("D");
var parts = new[] { paramPartB, paramPartC, paramPartD };
// Act
var actual = RoutePatternFactory.Segment(parts);
parts[1] = RoutePatternFactory.ParameterPart("E");
Array.Resize(ref parts, 2);
// Assert
Assert.Equal(3, actual.Parts.Count);
Assert.Same(paramPartB, actual.Parts[0]);
Assert.Same(paramPartC, actual.Parts[1]);
Assert.Same(paramPartD, actual.Parts[2]);
}
public void Pattern_RawTextAndDefaultsAndParameterPoliciesAndArrayOfSegments_ShouldMakeCopyOfArrayOfSegments()
{
// Arrange
var rawText = "raw";
object defaults = new { B = 12, C = 4 };
object parameterPolicies = null;
var literalPartA = RoutePatternFactory.LiteralPart("A");
var paramPartB = RoutePatternFactory.ParameterPart("B");
var paramPartC = RoutePatternFactory.ParameterPart("C");
var paramPartD = RoutePatternFactory.ParameterPart("D");
var segments = new[]
{
RoutePatternFactory.Segment(literalPartA, paramPartB),
RoutePatternFactory.Segment(paramPartC, literalPartA),
RoutePatternFactory.Segment(paramPartD),
RoutePatternFactory.Segment(literalPartA)
};
// Act
var actual = RoutePatternFactory.Pattern(rawText, defaults, parameterPolicies, segments);
segments[1] = RoutePatternFactory.Segment(RoutePatternFactory.ParameterPart("E"));
Array.Resize(ref segments, 2);
// Assert
Assert.Equal(3, actual.Parameters.Count);
Assert.Equal(paramPartB.Name, actual.Parameters[0].Name);
Assert.Equal(12, actual.Parameters[0].Default);
Assert.Null(paramPartB.Default);
Assert.NotSame(paramPartB, actual.Parameters[0]);
Assert.Equal(paramPartC.Name, actual.Parameters[1].Name);
Assert.Equal(4, actual.Parameters[1].Default);
Assert.NotSame(paramPartC, actual.Parameters[1]);
Assert.Null(paramPartC.Default);
Assert.Equal(paramPartD.Name, actual.Parameters[2].Name);
Assert.Null(actual.Parameters[2].Default);
Assert.Same(paramPartD, actual.Parameters[2]);
Assert.Null(paramPartD.Default);
}