public void SupportedImageTest()
{
//Test with unsupported extension
ImageHelper testIH1 = new ImageHelper();
ImageModel test1 = new ImageModel { Error = false};
string unsupported = ".avi";
test1 = testIH1.SupportedImage(test1, unsupported);
Assert.IsTrue(test1.Error);
//Test with supported extension
ImageHelper testIH2 = new ImageHelper();
ImageModel test2 = new ImageModel { Error = false };
string supported = ".gif";
test2 = testIH2.SupportedImage(test2, supported);
Assert.IsFalse(test2.Error);
}