Mercurial > vim

annotate src/testdir/test_crypt.vim @ 32489:d6055989fa27 v9.0.1576

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patch 9.0.1576: users may not know what to do with an internal error Commit: https://github.com/vim/vim/commit/097c5370ea8abab17ceb0f3bcd74f57b1655c7f7 Author: Bram Moolenaar <Bram@vim.org> Date: Wed May 24 21:02:24 2023 +0100 patch 9.0.1576: users may not know what to do with an internal error Problem: Users may not know what to do with an internal error. Solution: Add a translated message with instructions.
author Bram Moolenaar <Bram@vim.org>
date Wed, 24 May 2023 22:15:06 +0200
parents 6761c71f4b25
children 5d07e7e9580f
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1 " Tests for encryption.
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2
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3 source check.vim
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4 CheckFeature cryptv
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5
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6 " Use the xxd command from:
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7 " 1: $XXDPROG if set and it is executable
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8 " 2: the ../xxd directory if the executable is found there
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9 if !empty($XXDPROG) && executable($XXDPROG)
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10 let s:xxd_cmd = $XXDPROG
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11 elseif executable('..\xxd\xxd.exe')
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12 " we're on MS-Windows
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13 let s:xxd_cmd = '..\xxd\xxd.exe'
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14 elseif executable('../xxd/xxd')
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15 " we're on something like Unix
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16 let s:xxd_cmd = '../xxd/xxd'
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17 else
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18 " looks like xxd wasn't build (yet)
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19 let s:xxd_cmd = ''
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20 endif
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21
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22 func Common_head_only(text)
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23 " This was crashing Vim
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24 split Xtest.txt
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25 call setline(1, a:text)
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26 wq
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27 call feedkeys(":split Xtest.txt\<CR>foobar\<CR>", "tx")
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28 call delete('Xtest.txt')
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29 call assert_match('VimCrypt', getline(1))
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30 bwipe!
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31 endfunc
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33 func Test_head_only_2()
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34 call Common_head_only('VimCrypt~02!abc')
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35 endfunc
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37 func Test_head_only_3()
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38 call Common_head_only('VimCrypt~03!abc')
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39 endfunc
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41 func Test_head_only_4()
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42 CheckFeature sodium
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43 call Common_head_only('VimCrypt~04!abc')
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44 endfunc
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45
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46 func Crypt_uncrypt(method)
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47 exe "set cryptmethod=" . a:method
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48 " If the blowfish test fails 'cryptmethod' will be 'zip' now.
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49 call assert_equal(a:method, &cryptmethod)
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51 split Xtest.txt
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52 let text =<< trim END
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53 01234567890123456789012345678901234567,
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54 line 2 foo bar blah,
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55 line 3 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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56 END
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57 call setline(1, text)
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58 call feedkeys(":X\<CR>foobar\<CR>foobar\<CR>", 'xt')
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59 call assert_equal('*****', &key)
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60 w!
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61 bwipe!
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62 call feedkeys(":split Xtest.txt\<CR>foobar\<CR>", 'xt')
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63 call assert_equal(text, getline(1, 3))
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64 set key= cryptmethod&
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65 bwipe!
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66 call delete('Xtest.txt')
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67 endfunc
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69 func Test_crypt_zip()
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70 call Crypt_uncrypt('zip')
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71 endfunc
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72
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73 func Test_crypt_blowfish()
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74 call Crypt_uncrypt('blowfish')
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75 endfunc
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76
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77 func Test_crypt_blowfish2()
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78 call Crypt_uncrypt('blowfish2')
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79 endfunc
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80
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81 func Test_crypt_sodium()
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82 CheckFeature sodium
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83 call Crypt_uncrypt('xchacha20')
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84 endfunc
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85
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86 func Test_crypt_sodium_v2()
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87 CheckFeature sodium
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88 call Crypt_uncrypt('xchacha20v2')
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89 endfunc
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90
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91 func Uncrypt_stable(method, crypted_text, key, uncrypted_text)
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92 split Xtest.txt
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93 set bin noeol key= fenc=latin1
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94 exe "set cryptmethod=" . a:method
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95 call setline(1, a:crypted_text)
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96 w!
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97 bwipe!
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98 set nobin
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99 call feedkeys(":split Xtest.txt\<CR>" . a:key . "\<CR>", 'xt')
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100 call assert_equal(a:uncrypted_text, getline(1, len(a:uncrypted_text)))
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101 bwipe!
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102 call delete('Xtest.txt')
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103 set key=
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104 endfunc
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105
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106 func Uncrypt_stable_xxd(method, hex, key, uncrypted_text, verbose)
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107 if empty(s:xxd_cmd)
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108 throw 'Skipped: xxd program missing'
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109 endif
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110 " use xxd to write the binary content
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111 call system(s:xxd_cmd .. ' -r >Xtest.txt', a:hex)
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112 let cmd = (a:verbose ? ':verbose' : '') ..
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113 \ ":split Xtest.txt\<CR>" . a:key . "\<CR>"
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114 call feedkeys(cmd, 'xt')
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115 call assert_equal(a:uncrypted_text, getline(1, len(a:uncrypted_text)))
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116 bwipe!
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117 call delete('Xtest.txt')
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118 set key=
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119 endfunc
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120
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121 func Test_uncrypt_zip()
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122 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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123 endfunc
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124
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125 func Test_uncrypt_blowfish()
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126 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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127 endfunc
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128
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129 func Test_uncrypt_blowfish2a()
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130 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", "!@#$%^&*()_+=-`~"])
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131 endfunc
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132
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133 func Test_uncrypt_blowfish2()
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134 call Uncrypt_stable('blowfish2', "VimCrypt~03!\u001e\u00d1N\u00e3;\u00d3\u00c0\u00a0^C)\u0004\u00f7\u007f.\u00b6\u00abF\u000eS\u0019\u00e0\u008b6\u00d2[T\u00cb\u00a7\u0085\u00d8\u00be9\u000b\u00812\u000bQ\u00b3\u00cc@\u0097\u000f\u00df\u009a\u00adIv\u00aa.\u00d8\u00c9\u00ee\u009e`\u00bd$\u00af%\u00d0", "barburp", ["abcdefghijklmnopqrstuvwxyz", "!@#$%^&*()_+=-`~"])
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135 endfunc
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136
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137 func Test_uncrypt_xchacha20()
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138 CheckFeature sodium
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139 let hex =<< trim END
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140 00000000: 5669 6d43 7279 7074 7e30 3421 6b7d e607 vimCrypt~04!k}..
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141 00000010: 4ea4 e99f 923e f67f 7b59 a80d 3bca 2f06 N....>..{Y..;./.
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142 00000020: fa11 b951 8d09 0dc9 470f e7cf 8b90 4310 ...Q....G.....C.
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143 00000030: 653b b83b e493 378b 0390 0e38 f912 626b e;.;..7....8..bk
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144 00000040: a02e 4697 0254 2625 2d8e 3a0b 784b e89c ..F..T&%-.:.xK..
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145 00000050: 0c67 a975 3c17 9319 8ffd 1463 7783 a1f3 .g.u<......cw...
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146 00000060: d917 dcb3 8b3e ecd7 c7d4 086b 6059 7ead .....>.....k`Y~.
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147 00000070: 9b07 f96b 5c1b 4d08 cd91 f208 5221 7484 ...k\.M.....R!t.
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148 00000080: 72be 0136 84a1 d3 r..6...
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149 END
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150 " the file should be in latin1 encoding, this makes sure that readfile()
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151 " retries several times converting the multi-byte characters
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152 call Uncrypt_stable_xxd('xchacha20', hex, "sodium_crypt", ["abcdefghijklmnopqrstuvwxyzäöü", "ZZZ_äüöÄÜÖ_!@#$%^&*()_+=-`~"], 0)
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153 endfunc
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154
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155 func Test_uncrypt_xchacha20v2_custom()
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156 CheckFeature sodium
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157 " Test, reading xchacha20v2 with custom encryption parameters
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158 let hex =<< trim END
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159 00000000: 5669 6d43 7279 7074 7e30 3521 934b f288 VimCrypt~05!.K..
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160 00000010: 10ba 8bc9 25a0 8876 f85c f135 6fb8 518b ....%..v.\.5o.Q.
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161 00000020: b133 9af1 0300 0000 0000 0000 0000 0010 .3..............
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162 00000030: 0000 0000 0200 0000 b973 5f33 80e9 54fc .........s_3..T.
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163 00000040: 138f ba3e 046b 3135 90b7 7783 5eac 7fe3 ...>.k15..w.^...
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164 00000050: 0cd2 14df ed75 4b65 8763 8205 035c ec81 .....uKe.c...\..
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165 00000060: a4cf 33d2 7507 ec38 ba62 a327 9068 d8ad ..3.u..8.b.'.h..
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166 00000070: 2607 3fa6 f95d 7ea8 9799 f997 4820 0c &.?..]~.....H .
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167 END
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168 call Uncrypt_stable_xxd('xchacha20v2', hex, "foobar", ["", "foo", "bar", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10"], 1)
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169 call assert_match('xchacha20v2: using custom \w\+ "\d\+" for Key derivation.', execute(':messages'))
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170 endfunc
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171
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172 func Test_uncrypt_xchacha20v2()
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173 CheckFeature sodium
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174 " Test, reading xchacha20v2
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175 let hex =<< trim END
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176 00000000: 5669 6d43 7279 7074 7e30 3521 9f20 4e14 VimCrypt~05!. N.
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177 00000010: c7da c1bd 7dea 8fbc db6c 38e6 7a77 6fef ....}....l8.zwo.
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178 00000020: 82dd 964b 0300 0000 0000 0000 0000 0010 ...K............
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179 00000030: 0000 0000 0200 0000 a97c 2f00 0b9d 19eb .........|/.....
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180 00000040: 1d92 1ea5 3f22 c179 4b3e 870a eb19 6380 ....?".yK>....c.
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181 00000050: 63f8 222d b5d1 3c73 7be5 d580 47ea 44cc c."-..<s{...G.D.
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182 00000060: 6c25 8078 3fd5 d836 c700 0122 bb30 7a59 l%.x?..6...".0zY
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183 00000070: b184 2ae8 e7db 113a f732 938f 7a34 1333 ..*....:.2..z4.3
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184 00000080: dc89 1491 51a0 67b9 0f3a b56c 1f9d 53b0 ....Q.g..:.l..S.
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185 00000090: 2416 205a 8c4c 5fde 4dac 2611 8a48 24f0 $. Z.L_.M.&..H$.
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186 000000a0: ba00 92c1 60 ....`
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187 END
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188 call Uncrypt_stable_xxd('xchacha20v2', hex, "foo1234", ["abcdefghijklmnopqrstuvwxyzäöü", 'ZZZ_äüöÄÜÖ_!@#$%^&*()_+=-`~"'], 0)
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189 endfunc
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190
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191 func Test_uncrypt_xchacha20_invalid()
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192 CheckFeature sodium
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193
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194 " load an invalid encrypted file and verify it can be decrypted with an
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195 " error message
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196 try
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197 call feedkeys(":split samples/crypt_sodium_invalid.txt\<CR>sodium\<CR>", 'xt')
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198 call assert_false(1, 'should not happen')
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199 catch
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200 call assert_exception('pre-mature')
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201 endtry
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202 call assert_match("Note: Encryption of swapfile not supported, disabling swap file", execute(':5messages'))
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203
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204 call assert_equal(0, &swapfile)
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205 call assert_equal("xchacha20", &cryptmethod)
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206 call assert_equal('311111111111111111111111', getline('$'))
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207 bw!
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208 endfunc
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209
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210 func Test_uncrypt_xchacha20_2()
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211 CheckFeature sodium
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212
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213 sp Xcrypt_sodium.txt
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214 " Create a larger file, so that Vim will write in several blocks
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215 call setline(1, range(1, 4000))
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216 call assert_equal(1, &swapfile)
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217 set cryptmethod=xchacha20
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218 call feedkeys(":X\<CR>sodium\<CR>sodium\<CR>", 'xt')
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219 " swapfile disabled
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220 call assert_equal(0, &swapfile)
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221 call assert_match("Note: Encryption of swapfile not supported, disabling swap file", execute(':messages'))
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222 w!
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223 " encrypted using xchacha20
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224 call assert_match("\[xchacha20\]", execute(':messages'))
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225 bw!
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226 call feedkeys(":sp Xcrypt_sodium.txt\<CR>sodium\<CR>", 'xt')
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227 " successfully decrypted
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228 call assert_equal(range(1, 4000)->map( {_, v -> string(v)}), getline(1,'$'))
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229 set key=
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230 w! ++ff=unix
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231 " encryption removed (on MS-Windows the .* matches [unix])
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232 call assert_match('"Xcrypt_sodium.txt".*4000L, 18893B written', execute(':message'))
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233 bw!
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234 call delete('Xcrypt_sodium.txt')
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235 set cryptmethod&vim
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236
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237 endfunc
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238
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239 func Test_uncrypt_xchacha20v2_2()
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240 CheckFeature sodium
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241
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242 sp Xcrypt_sodium_v2.txt
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243 " Create a larger file, so that Vim will write in several blocks
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244 call setline(1, range(1, 4000))
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245 call assert_equal(1, &swapfile)
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246 set cryptmethod=xchacha20v2
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247 call feedkeys(":X\<CR>sodium\<CR>sodium\<CR>", 'xt')
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248 " swapfile disabled
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249 call assert_equal(0, &swapfile)
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250 call assert_match("Note: Encryption of swapfile not supported, disabling swap file", execute(':messages'))
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251 w!
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252 " encrypted using xchacha20
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253 call assert_match("\[xchachav2\]", execute(':messages'))
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254 bw!
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255 call feedkeys(":verbose :sp Xcrypt_sodium_v2.txt\<CR>sodium\<CR>", 'xt')
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256 " successfully decrypted
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257 call assert_equal(range(1, 4000)->map( {_, v -> string(v)}), getline(1,'$'))
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258 call assert_match('xchacha20v2: using default \w\+ "\d\+" for Key derivation.', execute(':messages'))
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259 set key=
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260 w! ++ff=unix
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261 " encryption removed (on MS-Windows the .* matches [unix])
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262 call assert_match('"Xcrypt_sodium_v2.txt".*4000L, 18893B written', execute(':message'))
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263 bw!
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264 call delete('Xcrypt_sodium_v2.txt')
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265 set cryptmethod&vim
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266
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267 endfunc
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268
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269 func Test_uncrypt_xchacha20_3_persistent_undo()
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270 CheckFeature sodium
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271 CheckFeature persistent_undo
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272
32299
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273 for meth in ['xchacha20', 'xchacha20v2']
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diff changeset
274
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275 sp Xcrypt_sodium_undo.txt
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diff changeset
276 exe "set cryptmethod=" .. meth .. " undofile"
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277 call feedkeys(":X\<CR>sodium\<CR>sodium\<CR>", 'xt')
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278 call assert_equal(1, &undofile)
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diff changeset
279 let ufile=undofile(@%)
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diff changeset
280 call append(0, ['monday', 'tuesday', 'wednesday', 'thursday', 'friday'])
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diff changeset
281 call cursor(1, 1)
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282
32299
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diff changeset
283 set undolevels=100
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284 normal dd
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diff changeset
285 set undolevels=100
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286 normal dd
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diff changeset
287 set undolevels=100
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288 normal dd
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diff changeset
289 set undolevels=100
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290 w!
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diff changeset
291 call assert_equal(0, &undofile)
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diff changeset
292 bw!
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diff changeset
293 call feedkeys(":sp Xcrypt_sodium_undo.txt\<CR>sodium\<CR>", 'xt')
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diff changeset
294 " should fail
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diff changeset
295 norm! u
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diff changeset
296 call assert_match('Already at oldest change', execute(':1mess'))
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diff changeset
297 call assert_fails('verbose rundo ' .. fnameescape(ufile), 'E822')
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diff changeset
298 bw!
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diff changeset
299 set undolevels& cryptmethod& undofile&
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diff changeset
300 call delete('Xcrypt_sodium_undo.txt')
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diff changeset
301
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diff changeset
302 endfor
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303 endfunc
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diff changeset
304
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diff changeset
305 func Test_encrypt_xchacha20_missing()
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diff changeset
306 if has("sodium")
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diff changeset
307 return
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308 endif
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diff changeset
309 sp Xcrypt_sodium_undo.txt
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diff changeset
310 call assert_fails(':set cryptmethod=xchacha20', 'E474')
32299
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diff changeset
311 call assert_fails(':set cryptmethod=xchacha20v2', 'E474')
24970
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diff changeset
312 bw!
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diff changeset
313 set cm&
10239
ebbc8d21105b commit https://github.com/vim/vim/commit/177778575148e265c0e32ec2abf2d2c615f5ead5
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diff changeset
314 endfunc
15531
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diff changeset
315
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diff changeset
316 func Test_uncrypt_unknown_method()
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diff changeset
317 split Xuncrypt_unknown.txt
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diff changeset
318 set bin noeol key= fenc=latin1
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319 call setline(1, "VimCrypt~93!\u001e\u00d1")
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320 w!
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321 bwipe!
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322 set nobin
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323 call assert_fails(":split Xuncrypt_unknown.txt", 'E821:')
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324
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325 bwipe!
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326 call delete('Xuncrypt_unknown.txt')
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327 set key=
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328 endfunc
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329
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330 func Test_crypt_key_mismatch()
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331 set cryptmethod=blowfish
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332
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333 split Xtest.txt
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334 call setline(1, 'nothing')
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335 call feedkeys(":X\<CR>foobar\<CR>nothing\<CR>", 'xt')
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336 call assert_match("Keys don't match!", execute(':2messages'))
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337 call assert_equal('', &key)
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338 call feedkeys("\<CR>\<CR>", 'xt')
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339
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340 set cryptmethod&
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341 bwipe!
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342 endfunc
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343
20415
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344 func Test_crypt_set_key_changes_buffer()
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345
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346 new Xtest1.txt
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347 call setline(1, 'nothing')
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348 set cryptmethod=blowfish2
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349 call feedkeys(":X\<CR>foobar\<CR>foobar\<CR>", 'xt')
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350 call assert_fails(":q", "E37:")
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351 w
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352 set key=anotherkey
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353 call assert_fails(":bw")
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354 w
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355 call feedkeys(":X\<CR>foobar\<CR>foobar\<CR>", 'xt')
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356 call assert_fails(":bw")
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357 w
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358 let winnr = winnr()
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359 wincmd p
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360 call setwinvar(winnr, '&key', 'yetanotherkey')
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361 wincmd p
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362 call assert_fails(":bw")
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363 w
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parents: 17089
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364
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365 set cryptmethod&
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366 set key=
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367 bwipe!
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368 call delete('Xtest1.txt')
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369 endfunc
21765
08940efa6b4e patch 8.2.1432: various inconsistencies in test files
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370
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371 " vim: shiftwidth=2 sts=2 expandtab