public void Different_threshold_yield_different_images()
{
foreach (string file in this.images)
{
// arrange
using (ImageFactory factory = new ImageFactory())
{
factory.Load(file);
BiTonal processor = new BiTonal();
processor.DynamicParameter = new BiTonalParameters()
{
Threshold = 155
};
BiTonal processor2 = new BiTonal();
processor2.DynamicParameter = new BiTonalParameters()
{
Threshold = 200
};
// act
Bitmap result = new Bitmap(processor.ProcessImage(factory));
Bitmap result2 = new Bitmap(processor2.ProcessImage(factory));
result2.Save(string.Format("{0}/{1}_bitonal_threshold2.jpg", Path.GetDirectoryName(file), Path.GetFileNameWithoutExtension(file)), ImageFormat.Jpeg);
// assert
result.Equals(result2).Should().BeFalse("because different parameters should yield different images");
}
}
}
public override void Image_is_processed()
{
foreach (string file in this.images)
{
// arrange
using (ImageFactory factory = new ImageFactory())
{
factory.Load(file);
BiTonal processor = new BiTonal();
processor.DynamicParameter = new BiTonalParameters();
// act
Action act = () =>
{
Image img = processor.ProcessImage(factory);
img.Save(string.Format("{0}/{1}_bitonal_default.jpg", Path.GetDirectoryName(file), Path.GetFileNameWithoutExtension(file)), ImageFormat.Jpeg);
};
// assert
act.ShouldNotThrow("because the image should have been processed without error");
}
}
}