private void CheckTestAgainstControl(ImageBuffer testImage, string testTypeString)
{
// there is an assumtion that we got to save valid images at least once.
string controlFileTga = testTypeString + " Control.tga";
string imageFolder = "ControlImages";
string testFailPathAndFileName = Path.Combine(imageFolder, testTypeString + " Test Fail.tga");
ImageBuffer controlImage = new ImageBuffer();
if (!Directory.Exists(imageFolder))
{
Directory.CreateDirectory(imageFolder);
}
string controlPathAndFileName = Path.Combine(imageFolder, controlFileTga);
if (File.Exists(controlPathAndFileName))
{
ImageTgaIO.LoadImageData(controlImage, controlPathAndFileName);
bool testIsSameAsControl = controlImage.Equals(testImage);
if (!testIsSameAsControl)
{
// this image will be in the current output folder inside of imageFolder
ImageTgaIO.Save(testImage, testFailPathAndFileName);
}
else if (File.Exists(testFailPathAndFileName))
{
// we don't want to have these confounding our results.
File.Delete(testFailPathAndFileName);
}
Assert.IsTrue(testIsSameAsControl);
// If you want to create new control images select SetNextStatement to inside the else condition to creat them.
}
else
{
ImageTgaIO.Save(testImage, controlPathAndFileName);
}
}