public void TrainGraphAxisTickInfoExtensionsClass_PopulateSizeMethod_ThrowsArgumentNullException_IfSecondParameterIsNull()
{
TrainGraphAxisTickInfo testObject = GetTickInfo();
IGraphicsContext testParam1 = null;
IFontDescriptor testParam2 = new Mock <IFontDescriptor>().Object;
testObject.PopulateSize(testParam1, testParam2);
Assert.Fail();
}
public void TrainGraphAxisTickInfoExtensionsClass_PopulateSizeMethod_ThrowsArgumentNullException_IfSecondParameterIsNull()
{
TrainGraphAxisTickInfo testObject = GetTrainGraphAxisTickInfo();
Graphics testParam1 = null;
using (Font testParam2 = new Font("Arial", 10))
{
testObject.PopulateSize(testParam1, testParam2);
Assert.Fail();
}
}
public void TrainGraphAxisTickInfoExtensionsClass_PopulateSizeMethod_ThrowsArgumentNullException_IfFirstParameterIsNull()
{
TrainGraphAxisTickInfo testObject = null;
using (Font testParam2 = new Font("Arial", 10))
using (Bitmap dummyBitmap = new Bitmap(1, 1))
{
Graphics testParam1 = Graphics.FromImage(dummyBitmap);
testObject.PopulateSize(testParam1, testParam2);
Assert.Fail();
}
}
/// <summary>
/// Populate the <see cref="TrainGraphAxisTickInfo.Width"/> and <see cref="TrainGraphAxisTickInfo.Height"/> properties.
/// </summary>
/// <param name="tickInfo">The tick object to populate.</param>
/// <param name="graphicsContext">The <see cref="Graphics"/> object used to measure the tick's label.</param>
/// <param name="font">The font used to measure the tick's label.</param>
public static void PopulateSize(this TrainGraphAxisTickInfo tickInfo, Graphics graphicsContext, Font font)
{
if (tickInfo is null)
{
throw new ArgumentNullException(nameof(tickInfo));
}
if (graphicsContext is null)
{
throw new ArgumentNullException(nameof(graphicsContext));
}
SizeF size = graphicsContext.MeasureString(tickInfo.Label, font);
tickInfo.Width = size.Width;
tickInfo.Height = size.Height;
}
public static void PopulateSize(this TrainGraphAxisTickInfo tickInfo, IGraphicsContext context, IFontDescriptor font)
{
if (tickInfo is null)
{
throw new ArgumentNullException(nameof(tickInfo));
}
if (context is null)
{
throw new ArgumentNullException(nameof(context));
}
UniSize measure = context.MeasureString(tickInfo.Label, font);
tickInfo.Width = measure.Width;
tickInfo.Height = measure.Height;
}
public void TrainGraphAxisTickInfoExtensionsClass_PopulateSizeMethod_ThrowsArgumentNullExceptionWithCorrectParamNameProperty_IfSecondParameterIsNull()
{
TrainGraphAxisTickInfo testObject = GetTickInfo();
IGraphicsContext testParam1 = null;
IFontDescriptor testParam2 = new Mock <IFontDescriptor>().Object;
try
{
testObject.PopulateSize(testParam1, testParam2);
Assert.Fail();
}
catch (ArgumentNullException ex)
{
Assert.AreEqual("context", ex.ParamName);
}
}
public void TrainGraphAxisTickInfoExtensionsClass_PopulateSizeMethod_ThrowsArgumentNullExceptionWithCorrectParamNameProperty_IfSecondParameterIsNull()
{
TrainGraphAxisTickInfo testObject = GetTrainGraphAxisTickInfo();
Graphics testParam1 = null;
using (Font testParam2 = new Font("Arial", 10))
{
try
{
testObject.PopulateSize(testParam1, testParam2);
Assert.Fail();
}
catch (ArgumentNullException ex)
{
Assert.AreEqual("graphicsContext", ex.ParamName);
}
}
}
public void TrainGraphAxisTickInfoExtensionsClass_PopulateSizeMethod_ThrowsArgumentNullExceptionWithCorrectParamNameProperty_IfFirstParameterIsNull()
{
TrainGraphAxisTickInfo testObject = null;
using (Font testParam2 = new Font("Arial", 10))
using (Bitmap dummyBitmap = new Bitmap(1, 1))
{
Graphics testParam1 = Graphics.FromImage(dummyBitmap);
try
{
testObject.PopulateSize(testParam1, testParam2);
Assert.Fail();
}
catch (ArgumentNullException ex)
{
Assert.AreEqual("tickInfo", ex.ParamName);
}
}
}