public void Resize_IgnoreSmallerImage()
{
using var bitmap = new Bitmap(5, 10);
var testResult = ImageResizer.MaintainRatio(bitmap, 100);
Assert.AreEqual(5, testResult.Width);
Assert.AreEqual(10, testResult.Height);
}
public void Resize_IgnoreInvalidRequest()
{
using var bitmap = new Bitmap(10, 100);
var testResult = ImageResizer.MaintainRatio(bitmap, 9); //Can't maintain ratio with these parameters
Assert.AreEqual(10, testResult.Width);
Assert.AreEqual(100, testResult.Height);
}
public void Resize_MaintainsRatio()
{
using var bitmap = new Bitmap(500, 1000);
var testResult = ImageResizer.MaintainRatio(bitmap, 100);
Assert.AreEqual(50, testResult.Width);
Assert.AreEqual(100, testResult.Height);
}
public void Resize_NullReturnsNull()
{
var testResult = ImageResizer.MaintainRatio(null, 100);
Assert.IsNull(testResult);
}