" Test for the xxd command if empty($XXD) && executable('..\xxd\xxd.exe') let s:xxd_cmd = '..\xxd\xxd.exe' elseif empty($XXD) || !executable($XXD) finish else let s:xxd_cmd = $XXD endif func PrepareBuffer(lines) new call append(0, a:lines) $d endfunc func s:Mess(counter) return printf("Failed xxd test %d:", a:counter) endfunc func Test_xxd() call PrepareBuffer(range(1,30)) set ff=unix w! XXDfile " Test 1: simple, filter the result through xxd let s:test = 1 exe '%!' . s:xxd_cmd . ' %' let expected = [ \ '00000000: 310a 320a 330a 340a 350a 360a 370a 380a 1.2.3.4.5.6.7.8.', \ '00000010: 390a 3130 0a31 310a 3132 0a31 330a 3134 9.10.11.12.13.14', \ '00000020: 0a31 350a 3136 0a31 370a 3138 0a31 390a .15.16.17.18.19.', \ '00000030: 3230 0a32 310a 3232 0a32 330a 3234 0a32 20.21.22.23.24.2', \ '00000040: 350a 3236 0a32 370a 3238 0a32 390a 3330 5.26.27.28.29.30', \ '00000050: 0a .'] call assert_equal(expected, getline(1,'$'), s:Mess(s:test)) " Test 2: reverse the result let s:test += 1 exe '%!' . s:xxd_cmd . ' -r' call assert_equal(map(range(1,30), {v,c -> string(c)}), getline(1,'$'), s:Mess(s:test)) " Test 3: Skip the first 0x30 bytes let s:test += 1 for arg in ['-s 0x30', '-s0x30', '-s+0x30', '-skip 0x030', '-seek 0x30', '-seek +0x30 --'] exe '%!' . s:xxd_cmd . ' ' . arg . ' %' call assert_equal(expected[3:], getline(1,'$'), s:Mess(s:test)) endfor " Test 4: Skip the first 30 bytes let s:test += 1 for arg in ['-s -0x31', '-s-0x31'] exe '%!' . s:xxd_cmd . ' ' . arg . ' %' call assert_equal(expected[2:], getline(1,'$'), s:Mess(s:test)) endfor " The following tests use the xxd man page. " For these tests to pass, the fileformat must be "unix". let man_copy = 'Xxd.1' let man_page = '../../runtime/doc/xxd.1' if has('win32') && !filereadable(man_page) let man_page = '../../doc/xxd.1' endif %d exe '0r ' man_page '| set ff=unix | $d | w' man_copy '| bwipe!' man_copy " Test 5: Print 120 bytes as continuous hexdump with 20 octets per line let s:test += 1 %d exe '0r! ' . s:xxd_cmd . ' -l 120 -ps -c20 ' . man_copy $d let expected = [ \ '2e54482058584420312022417567757374203139', \ '39362220224d616e75616c207061676520666f72', \ '20787864220a2e5c220a2e5c222032317374204d', \ '617920313939360a2e5c22204d616e2070616765', \ '20617574686f723a0a2e5c2220202020546f6e79', \ '204e7567656e74203c746f6e79407363746e7567'] call assert_equal(expected, getline(1,'$'), s:Mess(s:test)) " Test 6: Print the date from xxd.1 let s:test += 1 for arg in ['-l 13', '-l13', '-len 13'] %d exe '0r! ' . s:xxd_cmd . ' -s 0x36 ' . arg . ' -cols 13 ' . man_copy $d call assert_equal('00000036: 3231 7374 204d 6179 2031 3939 36 21st May 1996', getline(1), s:Mess(s:test)) endfor " Cleanup after tests 5 and 6 call delete(man_copy) " Test 7: Print C include let s:test += 1 call writefile(['TESTabcd09'], 'XXDfile') %d exe '0r! ' . s:xxd_cmd . ' -i XXDfile' $d let expected = ['unsigned char XXDfile[] = {', \ ' 0x54, 0x45, 0x53, 0x54, 0x61, 0x62, 0x63, 0x64, 0x30, 0x39, 0x0a', '};', \ 'unsigned int XXDfile_len = 11;'] call assert_equal(expected, getline(1,'$'), s:Mess(s:test)) " Test 8: Print C include capitalized let s:test += 1 for arg in ['-C', '-capitalize'] call writefile(['TESTabcd09'], 'XXDfile') %d exe '0r! ' . s:xxd_cmd . ' -i ' . arg . ' XXDfile' $d let expected = ['unsigned char XXDFILE[] = {', \ ' 0x54, 0x45, 0x53, 0x54, 0x61, 0x62, 0x63, 0x64, 0x30, 0x39, 0x0a', '};', \ 'unsigned int XXDFILE_LEN = 11;'] call assert_equal(expected, getline(1,'$'), s:Mess(s:test)) endfor " Test 9: Create a file with containing a single 'A' let s:test += 1 call delete('XXDfile') bwipe! XXDfile if has('unix') call system('echo "010000: 41"|' . s:xxd_cmd . ' -r -s -0x10000 > XXDfile') else call writefile(['010000: 41'], 'Xinput') silent exe '!' . s:xxd_cmd . ' -r -s -0x10000 < Xinput > XXDfile' call delete('Xinput') endif call PrepareBuffer(readfile('XXDfile')[0]) call assert_equal('A', getline(1), s:Mess(s:test)) call delete('XXDfile') " Test 10: group with 4 octets let s:test += 1 for arg in ['-g 4', '-group 4', '-g4'] call writefile(['TESTabcd09'], 'XXDfile') %d exe '0r! ' . s:xxd_cmd . ' ' . arg . ' XXDfile' $d let expected = ['00000000: 54455354 61626364 30390a TESTabcd09.'] call assert_equal(expected, getline(1,'$'), s:Mess(s:test)) call delete('XXDfile') endfor " Test 11: reverse with CR, hex upper, Postscript style with a TAB let s:test += 1 call writefile([" 54455354\t610B6364 30390A TESTa\0x0bcd09.\r"], 'Xinput') silent exe '!' . s:xxd_cmd . ' -r -p < Xinput > XXDfile' let blob = readfile('XXDfile', 'B') call assert_equal(0z54455354.610B6364.30390A, blob) call delete('Xinput') call delete('XXDfile') " Test 12: reverse with seek let s:test += 1 call writefile(["00000000: 54455354\t610B6364 30390A TESTa\0x0bcd09.\r"], 'Xinput') silent exe '!' . s:xxd_cmd . ' -r -seek 5 < Xinput > XXDfile' let blob = readfile('XXDfile', 'B') call assert_equal(0z0000000000.54455354.610B6364.30390A, blob) call delete('Xinput') call delete('XXDfile') " TODO: " -o -offset %d bw! endfunc " Various ways with wrong arguments that trigger the usage output. func Test_xxd_usage() for arg in ['-c', '-g', '-o', '-s', '-l', '-X', 'one two three'] new exe 'r! ' . s:xxd_cmd . ' ' . arg call assert_match("Usage:", join(getline(1, 3))) bwipe! endfor endfunc func Test_xxd_version() new exe 'r! ' . s:xxd_cmd . ' -v' call assert_match("xxd V1.10 .* by Juergen Weigert", join(getline(1, 3))) bwipe! endfunc