public void GetYAxisValue_ShouldRaiseArgumentOutOfRangeException_ForXAxisValueBelowSeriesRange()
{
// Arrange.
var xAxisValue = -5;
var interpolationMode = InterpolationMode.NearestDataPoint;
var target = new SimulatedScalarLineSeries(new Dictionary <Int32, Decimal>()
{
{ -3, -3m },
{ 1, 1m },
{ 6, 6m },
{ -4, -4m },
{ 0, 0m },
{ 5, 5m },
{ -2, -2m }
});
// Act.
var action = new Action(() =>
{
target.GetYAxisValue(xAxisValue, interpolationMode);
});
// Assert.
action.Should().Throw <ArgumentOutOfRangeException>();
}
public void GetYAxisValue_ShouldRaiseArgumentException_ForUnmatchedXAxisValue_UsingInterpolationMode_None()
{
// Arrange.
var xAxisValue = 3;
var interpolationMode = InterpolationMode.None;
var target = new SimulatedScalarLineSeries(new Dictionary <Int32, Decimal>()
{
{ -3, -3m },
{ 1, 1m },
{ 6, 6m },
{ -4, -4m },
{ 0, 0m },
{ 5, 5m },
{ -2, -2m }
});
// Act.
var action = new Action(() =>
{
target.GetYAxisValue(xAxisValue, interpolationMode);
});
// Assert.
action.Should().Throw <ArgumentException>();
}
public void GetYAxisValue_ShouldReturnYAxisValue_ForMatchedXAxisValue()
{
// Arrange.
var xAxisValue = -4;
var target = new SimulatedScalarLineSeries(new Dictionary <Int32, Decimal>()
{
{ -3, -3m },
{ 1, 1m },
{ 6, 6m },
{ -4, -4m },
{ 0, 0m },
{ 5, 5m },
{ -2, -2m }
});
// Act.
var result = target.GetYAxisValue(xAxisValue);
// Assert.
result.Should().Be(-4m);
}
public void TryGetYAxisValue_ShouldNotReturnYAxisValue_ForUnmatchedXAxisValue()
{
// Arrange.
var xAxisValue = 3;
var target = new SimulatedScalarLineSeries(new Dictionary <Int32, Decimal>()
{
{ -3, -3m },
{ 1, 1m },
{ 6, 6m },
{ -4, -4m },
{ 0, 0m },
{ 5, 5m },
{ -2, -2m }
});
// Act.
var result = target.TryGetYAxisValue(xAxisValue, out var yAxisValue);
// Assert.
result.Should().BeFalse();
yAxisValue.Should().Be(default(Decimal));
}
public void ShouldBeOrderedSequentially()
{
// Arrange.
var target = new SimulatedScalarLineSeries(new Dictionary <Int32, Decimal>()
{
{ -3, -3m },
{ 1, 1m },
{ 6, 6m },
{ -4, -4m },
{ 0, 0m },
{ 5, 5m },
{ -2, -2m }
});
// Assert.
target.ElementAt(0).YValue.Should().Be(-4m);
target.ElementAt(1).YValue.Should().Be(-3m);
target.ElementAt(2).YValue.Should().Be(-2m);
target.ElementAt(3).YValue.Should().Be(0m);
target.ElementAt(4).YValue.Should().Be(1m);
target.ElementAt(5).YValue.Should().Be(5m);
target.ElementAt(6).YValue.Should().Be(6m);
}