/// <summary>
/// Method performs conversion to coordinate tuple and encode operation.
/// </summary>
/// <param name="source">The <see cref="IEnumerable{T}"/></param>
/// <returns>The <see cref="String"/></returns>
public string Encode(IEnumerable <T> source)
{
if (source == null || !source.Any())
{
throw new ArgumentException(ExceptionMessageResource.ArgumentCannotBeNullOrEmpty, nameof(source));
}
var coordinates = source.Select(s => GetCoordinate(s));
return(PolylineAlgorithm.Encode(coordinates));
}
public void Decode_ValidInput_AreEquivalent()
{
// Arrange
var validPolylineCharArray = Defaults.Polyline.Valid.ToCharArray();
// Act
var result = PolylineAlgorithm.Decode(validPolylineCharArray);
// Assert
CollectionAssert.AreEquivalent(Defaults.Coordinate.Valid.ToList(), result.ToList());
}
public void Encode_ValidInput_AreEqual()
{
// Arrange
var validCoordinates = Defaults.Coordinate.Valid;
// Act
var result = PolylineAlgorithm.Encode(validCoordinates);
// Assert
Assert.AreEqual(Defaults.Polyline.Valid, result);
}
/// <summary>
/// Method performs decode operation and coversion to desired type
/// </summary>
/// <param name="source">The <see cref="String"/></param>
/// <returns>The <see cref="IEnumerable{T}"/></returns>
public IEnumerable <T> Decode(string source)
{
if (String.IsNullOrEmpty(source))
{
throw new ArgumentException(ExceptionMessageResource.ArgumentCannotBeNullOrEmpty, nameof(source));
}
char[] polyline = source.ToCharArray();
return(PolylineAlgorithm.Decode(polyline)
.Select(c => CreateResult(c.Latitude, c.Longitude)));
}
public void Decode_NullInput_ThrowsException()
{
// Arrange
var nullPolylineCharArray = (char[])null;
// Act
void DecodeNullPolylineCharArray()
{
PolylineAlgorithm.Decode(nullPolylineCharArray);
}
// Assert
Assert.ThrowsException <ArgumentException>(() => DecodeNullPolylineCharArray());
}
public void Decode_InvalidInput_ThrowsException()
{
// Arrange
var invalidPolylineCharrArray = Defaults.Polyline.Invalid.ToCharArray();
// Act
void DecodeInvalidPolylineCharArray()
{
PolylineAlgorithm.Decode(invalidPolylineCharrArray);
}
// Assert
Assert.ThrowsException <InvalidOperationException>(() => DecodeInvalidPolylineCharArray());
}
public void Decode_EmptyInput_ThrowsException()
{
// Arrange
var emptyPolylineCharArray = Defaults.Polyline.Empty.ToCharArray();
// Act
void DecodeEmptyPolylineCharArray()
{
PolylineAlgorithm.Decode(emptyPolylineCharArray);
}
// Assert
Assert.ThrowsException <ArgumentException>(() => DecodeEmptyPolylineCharArray());
}
public void Encode_NullInput_ThrowsException()
{
// Arrange
var nullCoordinates = (IEnumerable <(double, double)>)null;
// Act
void EncodeNullCoordinates()
{
PolylineAlgorithm.Encode(nullCoordinates);
}
// Assert
Assert.ThrowsException <ArgumentException>(() => EncodeNullCoordinates());
}
public void Encode_InvalidInput_ThrowsException()
{
// Arrange
var invalidCoordinates = Defaults.Coordinate.Invalid;
// Act
void EncodeInvalidCoordinates()
{
PolylineAlgorithm.Encode(invalidCoordinates);
}
// Assert
Assert.ThrowsException <AggregateException>(() => EncodeInvalidCoordinates());
}
public void Encode_EmptyInput_ThrowsException()
{
// Arrange
var emptyCoordinates = Defaults.Coordinate.Empty;
// Act
void EncodeEmptyCoordinates()
{
PolylineAlgorithm.Encode(emptyCoordinates);
}
// Assert
Assert.ThrowsException <ArgumentException>(() => EncodeEmptyCoordinates());
}