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" 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
" Test 5: Print 120 bytes as continuous hexdump with 20 octets per line
let s:test += 1
%d
let fname = '../../runtime/doc/xxd.1'
if has('win32') && !filereadable(fname)
let fname = '../../doc/xxd.1'
endif
exe '0r! ' . s:xxd_cmd . ' -l 120 -ps -c20 ' . fname
$d
let expected = [
\ '2e54482058584420312022417567757374203139',
\ '39362220224d616e75616c207061676520666f72',
\ '20787864220a2e5c220a2e5c222032317374204d',
\ '617920313939360a2e5c22204d616e2070616765',
\ '20617574686f723a0a2e5c2220202020546f6e79',
\ '204e7567656e74203c746f6e79407363746e7567']
call assert_equal(expected, getline(1,'$'), 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 -l 13 -cols 13 ' . fname
$d
call assert_equal('00000036: 3231 7374 204d 6179 2031 3939 36 21st May 1996', getline(1), s:Mess(s:test))
endfor
" 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
" 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
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