public void SetupUndefinedOffsets_HasDefinedOffsets_NothingChanged()
{
// Arrange
var gradient = new LinearGradient
{
Stops = new GradientElements <GradientStop>
{
new GradientStop {
Offset = new Offset(0.1f, OffsetType.Proportional)
},
new GradientStop {
Offset = new Offset(0.2f, OffsetType.Proportional)
}
}
};
// Act
gradient.Measure(0, 0);
// Assert
using (new AssertionScope())
{
gradient.Stops[0].RenderOffset.Should().Be(0.1f);
gradient.Stops[1].RenderOffset.Should().Be(0.2f);
}
}
public void SetupUndefinedOffsets_HasDefinedOffsets_NothingChanged()
{
// Arrange
var gradient = new LinearGradient
{
Stops = new List <GradientStop>
{
new GradientStop {
Offset = 0.1f
},
new GradientStop {
Offset = 0.2f
}
}
};
// Act
gradient.Measure();
// Assert
using (new AssertionScope())
{
gradient.Stops[0].Offset.Should().Be(0.1f);
gradient.Stops[1].Offset.Should().Be(0.2f);
}
}
public void SetupUndefinedOffsets_HasMixedOffsets_OnlySetUpUndefined()
{
// Arrange
var gradient = new LinearGradient
{
Stops = new GradientElements <GradientStop>
{
new GradientStop(),
new GradientStop(),
new GradientStop(),
new GradientStop {
Offset = new Offset(0.6f, OffsetType.Proportional)
},
new GradientStop(),
new GradientStop(),
new GradientStop {
Offset = new Offset(0.9f, OffsetType.Proportional)
},
new GradientStop()
}
};
// Act
gradient.Measure(0, 0);
// Assert
using (new AssertionScope())
{
gradient.Stops[0].RenderOffset.Should().Be(0f);
gradient.Stops[1].RenderOffset.Should().BeInRange(0.19f, 0.21f);
gradient.Stops[2].RenderOffset.Should().BeInRange(0.39f, 0.41f);
gradient.Stops[3].RenderOffset.Should().Be(0.6f);
gradient.Stops[4].RenderOffset.Should().BeInRange(0.69f, 0.71f);
gradient.Stops[5].RenderOffset.Should().BeInRange(0.79f, 0.81f);
gradient.Stops[6].RenderOffset.Should().Be(0.9f);
gradient.Stops[7].RenderOffset.Should().Be(1f);
}
}
public void SetupUndefinedOffsets_HasMixedOffsets_OnlySetUpUndefined()
{
// Arrange
var gradient = new LinearGradient
{
Stops = new ObservableCollection <GradientStop>
{
new GradientStop(),
new GradientStop(),
new GradientStop(),
new GradientStop {
Offset = 0.6f
},
new GradientStop(),
new GradientStop(),
new GradientStop {
Offset = 0.9f
},
new GradientStop()
}
};
// Act
gradient.Measure();
// Assert
using (new AssertionScope())
{
gradient.Stops[0].Offset.Should().Be(0f);
gradient.Stops[1].Offset.Should().BeInRange(0.19f, 0.21f);
gradient.Stops[2].Offset.Should().BeInRange(0.39f, 0.41f);
gradient.Stops[3].Offset.Should().Be(0.6f);
gradient.Stops[4].Offset.Should().BeInRange(0.69f, 0.71f);
gradient.Stops[5].Offset.Should().BeInRange(0.79f, 0.81f);
gradient.Stops[6].Offset.Should().Be(0.9f);
gradient.Stops[7].Offset.Should().Be(1f);
}
}
public void SetupUndefinedOffsets_HasUndefinedOffsets_AutomaticallySetUp()
{
// Arrange
var gradient = new LinearGradient
{
Stops = new GradientElements <GradientStop>
{
new GradientStop(),
new GradientStop(),
new GradientStop()
}
};
// Act
gradient.Measure(0, 0);
// Assert
using (new AssertionScope())
{
gradient.Stops[0].RenderOffset.Should().Be(0f);
gradient.Stops[1].RenderOffset.Should().Be(0.5f);
gradient.Stops[2].RenderOffset.Should().Be(1f);
}
}
