1*59c8e88eSDag-Erling SmørgravThe test produces a diff, which is successful if it is able to reconstruct the 2*59c8e88eSDag-Erling Smørgravoriginal source files from it. It is not tested whether diff output is optimal 3*59c8e88eSDag-Erling Smørgravor beautiful. 4*59c8e88eSDag-Erling Smørgrav 5*59c8e88eSDag-Erling SmørgravSince different diff algorithms can produce different diff outputs, the 6*59c8e88eSDag-Erling Smørgravexpect*.diff files are merely provided for reference and are not part of the 7*59c8e88eSDag-Erling Smørgravtests. 8