public void TryConvertNamedDirectionToAngle_UnknownDirection_ArgumentOutOfRangeException()
{
// Arrange
var definition = new LinearGradientDefinition();
// Act
Action action = () => definition.TryConvertNamedDirectionToAngle("to down", out var result);
// Assert
action.Should().Throw <ArgumentOutOfRangeException>();
}
public void IsMatch_ProvidedToken_CorrectMatchResult(string token, bool expectedMatch)
{
// Arrange
var definition = new LinearGradientDefinition();
// Act
var isMatch = definition.IsMatch(token);
// Assert
isMatch.Should().Be(expectedMatch);
}
public void TryConvertNamedDirectionToAngle_InvalidToken_NoSuccessZeroAngle(string token)
{
// Arrange
var definition = new LinearGradientDefinition();
// Act
var success = definition.TryConvertNamedDirectionToAngle(token, out var result);
// Assert
success.Should().Be(false);
result.Should().BeApproximately(0, 0.00001d);
}
public void TryConvertNamedDirectionToAngle_ValidToken_ConvertedAngle(string token, double expectedAngle)
{
// Arrange
var definition = new LinearGradientDefinition();
// Act
var success = definition.TryConvertNamedDirectionToAngle(token, out var result);
// Assert
success.Should().Be(true);
result.Should().BeApproximately(expectedAngle, 0.00001d);
}
public void TryConvertDegreeToAngle_CssToken_ConvertedCorrectly(string token, double expectedResult, bool expectedSuccess)
{
// Arrange
var definition = new LinearGradientDefinition();
// Act
var success = definition.TryConvertDegreeToAngle(token, out var result);
// Assert
success.Should().Be(expectedSuccess);
result.Should().BeApproximately(expectedResult, 0.00001d);
}
public void Parse_ValidGradientCss_ExpectedGradientReturned(string css, LinearGradient expectedGradient)
{
// Arrange
var reader = new CssReader(css);
var builder = new GradientBuilder();
var definition = new LinearGradientDefinition();
// Act
definition.Parse(reader, builder);
// Assert
var result = builder.Build();
using (new AssertionScope())
{
result.Should().HaveCount(1);
var linearGradient = result[0] as LinearGradient;
linearGradient.Should().NotBeNull();
linearGradient.Should().BeEquivalentTo(expectedGradient);
}
}
