# File test/test_sadelta.rb, line 24
24:         def test_make_apply_delta        
25:             source = File.read(@source_file)
26:             target = File.read(@target_file)
27:             result = Zlib::GzipWriter.open(@result_file)
28:         
29:             sa = SuffixArray.new(source)
30:             gen = DeltaGenerator.new(sa, source)
31:             emit = FileEmitter.new(result)
32:             gen.generate(target, emit)
33: 
34:             # testing apply
35:             input = Zlib::GzipReader.open(@result_file)
36:             out = File.open(@apply_file, "w")
37:         
38:             apply = ApplyEmitter.new(source, out)
39:             reader = DeltaReader.new
40:             reader.apply(input, apply)
41:             input.close
42:         
43:             tgt_md5 = Digest::MD5.hexdigest(target)
44:             ap_md5 = Digest::MD5.hexdigest(File.read(@apply_file))
45:         
46:             assert_equal ap_md5, tgt_md5, "Applied delta digest #{ap_md5} != target digest #{tgt_md5}"
47:         end