dft tests added

Signed-off-by: jayrambhia <jayrambhia777@gmail.com>
removing empty file

Signed-off-by: jayrambhia <jayrambhia777@gmail.com>
operation tests added

Signed-off-by: jayrambhia <jayrambhia777@gmail.com>
Merge branch '2.0/develop_test_image_class' into 2.0/develop