forked from aniani/vim
81b573d7e5
Problem: Typos in tests; one lua line not covered by test. Solution: Fix typos. Add test case. (Dominique Pellé, closes #9994)
280 lines
8.5 KiB
VimL
280 lines
8.5 KiB
VimL
" Tests for encryption.
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source check.vim
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CheckFeature cryptv
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let s:xxd_cmd = ''
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if empty($XXDPROG) && executable('..\xxd\xxd.exe')
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let s:xxd_cmd = '..\xxd\xxd.exe'
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elseif !empty($XXDPROG) && executable($XXDPROG)
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let s:xxd_cmd = $XXDPROG
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endif
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func Common_head_only(text)
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" This was crashing Vim
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split Xtest.txt
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call setline(1, a:text)
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wq
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call feedkeys(":split Xtest.txt\<CR>foobar\<CR>", "tx")
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call delete('Xtest.txt')
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call assert_match('VimCrypt', getline(1))
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bwipe!
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endfunc
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func Test_head_only_2()
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call Common_head_only('VimCrypt~02!abc')
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endfunc
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func Test_head_only_3()
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call Common_head_only('VimCrypt~03!abc')
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endfunc
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func Test_head_only_4()
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CheckFeature sodium
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call Common_head_only('VimCrypt~04!abc')
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endfunc
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func Crypt_uncrypt(method)
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exe "set cryptmethod=" . a:method
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" If the blowfish test fails 'cryptmethod' will be 'zip' now.
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call assert_equal(a:method, &cryptmethod)
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split Xtest.txt
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let text = ['01234567890123456789012345678901234567',
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\ 'line 2 foo bar blah',
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\ 'line 3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx']
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call setline(1, text)
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call feedkeys(":X\<CR>foobar\<CR>foobar\<CR>", 'xt')
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call assert_equal('*****', &key)
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w!
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bwipe!
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call feedkeys(":split Xtest.txt\<CR>foobar\<CR>", 'xt')
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call assert_equal(text, getline(1, 3))
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set key= cryptmethod&
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bwipe!
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call delete('Xtest.txt')
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endfunc
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func Test_crypt_zip()
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call Crypt_uncrypt('zip')
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endfunc
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func Test_crypt_blowfish()
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call Crypt_uncrypt('blowfish')
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endfunc
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func Test_crypt_blowfish2()
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call Crypt_uncrypt('blowfish2')
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endfunc
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func Test_crypt_sodium()
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CheckFeature sodium
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call Crypt_uncrypt('xchacha20')
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endfunc
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func Uncrypt_stable(method, crypted_text, key, uncrypted_text)
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split Xtest.txt
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set bin noeol key= fenc=latin1
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exe "set cryptmethod=" . a:method
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call setline(1, a:crypted_text)
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w!
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bwipe!
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set nobin
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call feedkeys(":split Xtest.txt\<CR>" . a:key . "\<CR>", 'xt')
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call assert_equal(a:uncrypted_text, getline(1, len(a:uncrypted_text)))
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bwipe!
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call delete('Xtest.txt')
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set key=
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endfunc
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func Uncrypt_stable_xxd(method, hex, key, uncrypted_text)
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if empty(s:xxd_cmd)
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throw 'Skipped: xxd program missing'
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endif
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" use xxd to write the binary content
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call system(s:xxd_cmd .. ' -r >Xtest.txt', a:hex)
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call feedkeys(":split Xtest.txt\<CR>" . a:key . "\<CR>", 'xt')
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call assert_equal(a:uncrypted_text, getline(1, len(a:uncrypted_text)))
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bwipe!
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call delete('Xtest.txt')
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set key=
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endfunc
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func Test_uncrypt_zip()
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call Uncrypt_stable('zip', "VimCrypt~01!\u0006\u001clV'\u00de}Mg\u00a0\u00ea\u00a3V\u00a9\u00e7\u0007E#3\u008e2U\u00e9\u0097", "foofoo", ["1234567890", "aábbccddeëff"])
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endfunc
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func Test_uncrypt_blowfish()
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call Uncrypt_stable('blowfish', "VimCrypt~02!k)\u00be\u0017\u0097#\u0016\u00ddS\u009c\u00f5=\u00ba\u00e0\u00c8#\u00a5M\u00b4\u0086J\u00c3A\u00cd\u00a5M\u00b4\u0086!\u0080\u0015\u009b\u00f5\u000f\u00e1\u00d2\u0019\u0082\u0016\u0098\u00f7\u000d\u00da", "barbar", ["asdfasdfasdf", "0001112223333"])
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endfunc
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func Test_uncrypt_blowfish2a()
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call Uncrypt_stable('blowfish', "VimCrypt~03!\u001e\u00d1N\u00e3;\u00d3\u00c0\u00a0^C)\u0004\u00f7\u007f.\u00b6\u00abF\u000eS\u0019\u00e0\u008b6\u00d2[T\u00cb\u00a7\u0085\u00d8\u00be9\u000b\u00812\u000bQ\u00b3\u00cc@\u0097\u000f\u00df\u009a\u00adIv\u00aa.\u00d8\u00c9\u00ee\u009e`\u00bd$\u00af%\u00d0", "barburp", ["abcdefghijklmnopqrstuvwxyz", "!@#$%^&*()_+=-`~"])
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endfunc
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func Test_uncrypt_blowfish2()
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call Uncrypt_stable('blowfish2', "VimCrypt~03!\u001e\u00d1N\u00e3;\u00d3\u00c0\u00a0^C)\u0004\u00f7\u007f.\u00b6\u00abF\u000eS\u0019\u00e0\u008b6\u00d2[T\u00cb\u00a7\u0085\u00d8\u00be9\u000b\u00812\u000bQ\u00b3\u00cc@\u0097\u000f\u00df\u009a\u00adIv\u00aa.\u00d8\u00c9\u00ee\u009e`\u00bd$\u00af%\u00d0", "barburp", ["abcdefghijklmnopqrstuvwxyz", "!@#$%^&*()_+=-`~"])
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endfunc
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func Test_uncrypt_xchacha20()
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CheckFeature sodium
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let hex=['00000000: 5669 6d43 7279 7074 7e30 3421 6b7d e607 vimCrypt~04!k}..',
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\ '00000010: 4ea4 e99f 923e f67f 7b59 a80d 3bca 2f06 N....>..{Y..;./.',
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\ '00000020: fa11 b951 8d09 0dc9 470f e7cf 8b90 4310 ...Q....G.....C.',
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\ '00000030: 653b b83b e493 378b 0390 0e38 f912 626b e;.;..7....8..bk',
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\ '00000040: a02e 4697 0254 2625 2d8e 3a0b 784b e89c ..F..T&%-.:.xK..',
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\ '00000050: 0c67 a975 3c17 9319 8ffd 1463 7783 a1f3 .g.u<......cw...',
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\ '00000060: d917 dcb3 8b3e ecd7 c7d4 086b 6059 7ead .....>.....k`Y~.',
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\ '00000070: 9b07 f96b 5c1b 4d08 cd91 f208 5221 7484 ...k\.M.....R!t.',
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\ '00000080: 72be 0136 84a1 d3 r..6...']
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" the file should be in latin1 encoding, this makes sure that readfile()
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" retries several times converting the multi-byte characters
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call Uncrypt_stable_xxd('xchacha20', hex, "sodium_crypt", ["abcdefghijklmnopqrstuvwxyzäöü", "ZZZ_äüöÄÜÖ_!@#$%^&*()_+=-`~"])
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endfunc
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func Test_uncrypt_xchacha20_invalid()
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CheckFeature sodium
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" load an invalid encrypted file and verify it can be decrypted with an
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" error message
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try
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call feedkeys(":split samples/crypt_sodium_invalid.txt\<CR>sodium\<CR>", 'xt')
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call assert_false(1, 'should not happen')
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catch
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call assert_exception('pre-mature')
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endtry
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call assert_match("Note: Encryption of swapfile not supported, disabling swap file", execute(':5messages'))
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call assert_equal(0, &swapfile)
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call assert_equal("xchacha20", &cryptmethod)
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call assert_equal('311111111111111111111111', getline('$'))
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bw!
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endfunc
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func Test_uncrypt_xchacha20_2()
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CheckFeature sodium
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sp Xcrypt_sodium.txt
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" Create a larger file, so that Vim will write in several blocks
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call setline(1, range(1,4000))
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call assert_equal(1, &swapfile)
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set cryptmethod=xchacha20
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call feedkeys(":X\<CR>sodium\<CR>sodium\<CR>", 'xt')
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" swapfile disabled
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call assert_equal(0, &swapfile)
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call assert_match("Note: Encryption of swapfile not supported, disabling swap file", execute(':messages'))
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w!
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" encrypted using xchacha20
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call assert_match("\[xchacha20\]", execute(':messages'))
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bw!
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call feedkeys(":sp Xcrypt_sodium.txt\<CR>sodium\<CR>", 'xt')
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" successfully decrypted
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call assert_equal(range(1, 4000)->map( {_, v -> string(v)}), getline(1,'$'))
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set key=
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w! ++ff=unix
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" encryption removed (on MS-Windows the .* matches [unix])
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call assert_match('"Xcrypt_sodium.txt".*4000L, 18893B written', execute(':message'))
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bw!
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call delete('Xcrypt_sodium.txt')
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set cryptmethod&vim
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endfunc
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func Test_uncrypt_xchacha20_3_persistent_undo()
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CheckFeature sodium
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CheckFeature persistent_undo
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sp Xcrypt_sodium_undo.txt
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set cryptmethod=xchacha20 undofile
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call feedkeys(":X\<CR>sodium\<CR>sodium\<CR>", 'xt')
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call assert_equal(1, &undofile)
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let ufile=undofile(@%)
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call append(0, ['monday', 'tuesday', 'wednesday', 'thursday', 'friday'])
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call cursor(1, 1)
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set undolevels=100
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normal dd
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set undolevels=100
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normal dd
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set undolevels=100
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normal dd
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set undolevels=100
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w!
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call assert_equal(0, &undofile)
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bw!
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call feedkeys(":sp Xcrypt_sodium_undo.txt\<CR>sodium\<CR>", 'xt')
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" should fail
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norm! u
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call assert_match('Already at oldest change', execute(':1mess'))
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call assert_fails('verbose rundo ' .. fnameescape(ufile), 'E822')
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bw!
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set undolevels& cryptmethod& undofile&
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call delete('Xcrypt_sodium_undo.txt')
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endfunc
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func Test_encrypt_xchacha20_missing()
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if has("sodium")
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return
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endif
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sp Xcrypt_sodium_undo.txt
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call assert_fails(':set cryptmethod=xchacha20', 'E474')
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bw!
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set cm&
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endfunc
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func Test_uncrypt_unknown_method()
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split Xuncrypt_unknown.txt
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set bin noeol key= fenc=latin1
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call setline(1, "VimCrypt~93!\u001e\u00d1")
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w!
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bwipe!
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set nobin
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call assert_fails(":split Xuncrypt_unknown.txt", 'E821:')
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bwipe!
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call delete('Xuncrypt_unknown.txt')
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set key=
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endfunc
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func Test_crypt_key_mismatch()
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set cryptmethod=blowfish
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split Xtest.txt
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call setline(1, 'nothing')
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call feedkeys(":X\<CR>foobar\<CR>nothing\<CR>", 'xt')
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call assert_match("Keys don't match!", execute(':2messages'))
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call assert_equal('', &key)
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call feedkeys("\<CR>\<CR>", 'xt')
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set cryptmethod&
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bwipe!
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endfunc
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func Test_crypt_set_key_changes_buffer()
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new Xtest1.txt
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call setline(1, 'nothing')
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set cryptmethod=blowfish2
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call feedkeys(":X\<CR>foobar\<CR>foobar\<CR>", 'xt')
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call assert_fails(":q", "E37:")
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w
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set key=anotherkey
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call assert_fails(":bw")
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w
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call feedkeys(":X\<CR>foobar\<CR>foobar\<CR>", 'xt')
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call assert_fails(":bw")
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w
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let winnr = winnr()
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wincmd p
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call setwinvar(winnr, '&key', 'yetanotherkey')
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wincmd p
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call assert_fails(":bw")
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w
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set cryptmethod&
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set key=
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bwipe!
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call delete('Xtest1.txt')
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endfunc
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" vim: shiftwidth=2 sts=2 expandtab
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