1 #require hardlink |
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2 #require hardlink-whitelisted |
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3 |
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4 This test is similar to test-hardlinks.t, but will only run on some filesystems |
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5 that we are sure to have known good hardlink supports (see issue4546 for an |
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6 example where the filesystem claims hardlink support but is actually |
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7 problematic). |
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8 |
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9 $ cat > nlinks.py <<EOF |
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10 > import sys |
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11 > from mercurial import util |
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12 > for f in sorted(sys.stdin.readlines()): |
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13 > f = f[:-1] |
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14 > print util.nlinks(f), f |
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15 > EOF |
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16 |
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17 $ nlinksdir() |
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18 > { |
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19 > find $1 -type f | python $TESTTMP/nlinks.py |
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20 > } |
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21 |
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22 Some implementations of cp can't create hardlinks (replaces 'cp -al' on Linux): |
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23 |
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24 $ cat > linkcp.py <<EOF |
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25 > from mercurial import util |
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26 > import sys |
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27 > util.copyfiles(sys.argv[1], sys.argv[2], hardlink=True) |
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28 > EOF |
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29 |
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30 $ linkcp() |
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31 > { |
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32 > python $TESTTMP/linkcp.py $1 $2 |
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33 > } |
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34 |
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35 Prepare repo r1: |
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36 |
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37 $ hg init r1 |
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38 $ cd r1 |
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39 |
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40 $ echo c1 > f1 |
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41 $ hg add f1 |
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42 $ hg ci -m0 |
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43 |
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44 $ mkdir d1 |
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45 $ cd d1 |
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46 $ echo c2 > f2 |
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47 $ hg add f2 |
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48 $ hg ci -m1 |
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49 $ cd ../.. |
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50 |
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51 $ nlinksdir r1/.hg/store |
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52 1 r1/.hg/store/00changelog.i |
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53 1 r1/.hg/store/00manifest.i |
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54 1 r1/.hg/store/data/d1/f2.i |
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55 1 r1/.hg/store/data/f1.i |
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56 1 r1/.hg/store/fncache |
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57 1 r1/.hg/store/phaseroots |
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58 1 r1/.hg/store/undo |
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59 1 r1/.hg/store/undo.backup.fncache |
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60 1 r1/.hg/store/undo.backupfiles |
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61 1 r1/.hg/store/undo.phaseroots |
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62 |
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63 |
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64 Create hardlinked clone r2: |
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65 |
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66 $ hg clone -U --debug r1 r2 --config progress.debug=true |
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67 linking: 1 |
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68 linking: 2 |
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69 linking: 3 |
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70 linking: 4 |
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71 linking: 5 |
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72 linking: 6 |
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73 linking: 7 |
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74 linked 7 files |
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75 |
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76 Create non-hardlinked clone r3: |
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77 |
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78 $ hg clone --pull r1 r3 |
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79 requesting all changes |
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80 adding changesets |
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81 adding manifests |
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82 adding file changes |
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83 added 2 changesets with 2 changes to 2 files |
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84 updating to branch default |
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85 2 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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86 |
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87 |
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88 Repos r1 and r2 should now contain hardlinked files: |
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89 |
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90 $ nlinksdir r1/.hg/store |
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91 2 r1/.hg/store/00changelog.i |
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92 2 r1/.hg/store/00manifest.i |
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93 2 r1/.hg/store/data/d1/f2.i |
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94 2 r1/.hg/store/data/f1.i |
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95 2 r1/.hg/store/fncache |
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96 1 r1/.hg/store/phaseroots |
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97 1 r1/.hg/store/undo |
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98 1 r1/.hg/store/undo.backup.fncache |
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99 1 r1/.hg/store/undo.backupfiles |
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100 1 r1/.hg/store/undo.phaseroots |
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101 |
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102 $ nlinksdir r2/.hg/store |
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103 2 r2/.hg/store/00changelog.i |
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104 2 r2/.hg/store/00manifest.i |
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105 2 r2/.hg/store/data/d1/f2.i |
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106 2 r2/.hg/store/data/f1.i |
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107 2 r2/.hg/store/fncache |
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108 |
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109 Repo r3 should not be hardlinked: |
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110 |
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111 $ nlinksdir r3/.hg/store |
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112 1 r3/.hg/store/00changelog.i |
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113 1 r3/.hg/store/00manifest.i |
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114 1 r3/.hg/store/data/d1/f2.i |
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115 1 r3/.hg/store/data/f1.i |
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116 1 r3/.hg/store/fncache |
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117 1 r3/.hg/store/phaseroots |
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118 1 r3/.hg/store/undo |
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119 1 r3/.hg/store/undo.backupfiles |
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120 1 r3/.hg/store/undo.phaseroots |
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121 |
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122 |
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123 Create a non-inlined filelog in r3: |
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124 |
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125 $ cd r3/d1 |
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126 >>> f = open('data1', 'wb') |
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127 >>> for x in range(10000): |
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128 ... f.write("%s\n" % str(x)) |
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129 >>> f.close() |
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130 $ for j in 0 1 2 3 4 5 6 7 8 9; do |
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131 > cat data1 >> f2 |
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132 > hg commit -m$j |
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133 > done |
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134 $ cd ../.. |
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135 |
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136 $ nlinksdir r3/.hg/store |
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137 1 r3/.hg/store/00changelog.i |
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138 1 r3/.hg/store/00manifest.i |
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139 1 r3/.hg/store/data/d1/f2.d |
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140 1 r3/.hg/store/data/d1/f2.i |
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141 1 r3/.hg/store/data/f1.i |
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142 1 r3/.hg/store/fncache |
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143 1 r3/.hg/store/phaseroots |
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144 1 r3/.hg/store/undo |
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145 1 r3/.hg/store/undo.backup.fncache |
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146 1 r3/.hg/store/undo.backup.phaseroots |
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147 1 r3/.hg/store/undo.backupfiles |
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148 1 r3/.hg/store/undo.phaseroots |
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149 |
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150 Push to repo r1 should break up most hardlinks in r2: |
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151 |
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152 $ hg -R r2 verify |
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153 checking changesets |
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154 checking manifests |
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155 crosschecking files in changesets and manifests |
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156 checking files |
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157 2 files, 2 changesets, 2 total revisions |
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158 |
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159 $ cd r3 |
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160 $ hg push |
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161 pushing to $TESTTMP/r1 (glob) |
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162 searching for changes |
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163 adding changesets |
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164 adding manifests |
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165 adding file changes |
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166 added 10 changesets with 10 changes to 1 files |
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167 |
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168 $ cd .. |
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169 |
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170 $ nlinksdir r2/.hg/store |
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171 1 r2/.hg/store/00changelog.i |
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172 1 r2/.hg/store/00manifest.i |
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173 1 r2/.hg/store/data/d1/f2.i |
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174 2 r2/.hg/store/data/f1.i |
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175 2 r2/.hg/store/fncache |
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176 |
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177 $ hg -R r2 verify |
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178 checking changesets |
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179 checking manifests |
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180 crosschecking files in changesets and manifests |
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181 checking files |
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182 2 files, 2 changesets, 2 total revisions |
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183 |
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184 |
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185 $ cd r1 |
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186 $ hg up |
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187 1 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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188 |
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189 Committing a change to f1 in r1 must break up hardlink f1.i in r2: |
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190 |
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191 $ echo c1c1 >> f1 |
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192 $ hg ci -m00 |
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193 $ cd .. |
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194 |
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195 $ nlinksdir r2/.hg/store |
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196 1 r2/.hg/store/00changelog.i |
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197 1 r2/.hg/store/00manifest.i |
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198 1 r2/.hg/store/data/d1/f2.i |
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199 1 r2/.hg/store/data/f1.i |
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200 2 r2/.hg/store/fncache |
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201 |
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202 |
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203 $ cd r3 |
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204 $ hg tip --template '{rev}:{node|short}\n' |
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205 11:a6451b6bc41f |
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206 $ echo bla > f1 |
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207 $ hg ci -m1 |
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208 $ cd .. |
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209 |
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210 Create hardlinked copy r4 of r3 (on Linux, we would call 'cp -al'): |
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211 |
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212 $ linkcp r3 r4 |
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213 |
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214 r4 has hardlinks in the working dir (not just inside .hg): |
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215 |
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216 $ nlinksdir r4 |
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217 2 r4/.hg/00changelog.i |
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218 2 r4/.hg/branch |
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219 2 r4/.hg/cache/branch2-served |
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220 2 r4/.hg/cache/checkisexec |
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221 3 r4/.hg/cache/checklink (?) |
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222 ? r4/.hg/cache/checklink-target (glob) |
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223 2 r4/.hg/cache/checknoexec |
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224 2 r4/.hg/cache/rbc-names-v1 |
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225 2 r4/.hg/cache/rbc-revs-v1 |
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226 2 r4/.hg/dirstate |
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227 2 r4/.hg/hgrc |
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228 2 r4/.hg/last-message.txt |
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229 2 r4/.hg/requires |
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230 2 r4/.hg/store/00changelog.i |
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231 2 r4/.hg/store/00manifest.i |
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232 2 r4/.hg/store/data/d1/f2.d |
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233 2 r4/.hg/store/data/d1/f2.i |
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234 2 r4/.hg/store/data/f1.i |
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235 2 r4/.hg/store/fncache |
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236 2 r4/.hg/store/phaseroots |
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237 2 r4/.hg/store/undo |
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238 2 r4/.hg/store/undo.backup.fncache |
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239 2 r4/.hg/store/undo.backup.phaseroots |
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240 2 r4/.hg/store/undo.backupfiles |
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241 2 r4/.hg/store/undo.phaseroots |
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242 4 r4/.hg/undo.backup.dirstate |
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243 2 r4/.hg/undo.bookmarks |
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244 2 r4/.hg/undo.branch |
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245 2 r4/.hg/undo.desc |
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246 4 r4/.hg/undo.dirstate |
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247 2 r4/d1/data1 |
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248 2 r4/d1/f2 |
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249 2 r4/f1 |
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250 |
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251 Update back to revision 11 in r4 should break hardlink of file f1: |
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252 |
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253 $ hg -R r4 up 11 |
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254 1 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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255 |
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256 $ nlinksdir r4 |
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257 2 r4/.hg/00changelog.i |
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258 1 r4/.hg/branch |
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259 2 r4/.hg/cache/branch2-served |
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260 2 r4/.hg/cache/checkisexec |
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261 2 r4/.hg/cache/checklink-target |
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262 2 r4/.hg/cache/checknoexec |
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263 2 r4/.hg/cache/rbc-names-v1 |
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264 2 r4/.hg/cache/rbc-revs-v1 |
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265 1 r4/.hg/dirstate |
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266 2 r4/.hg/hgrc |
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267 2 r4/.hg/last-message.txt |
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268 2 r4/.hg/requires |
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269 2 r4/.hg/store/00changelog.i |
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270 2 r4/.hg/store/00manifest.i |
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271 2 r4/.hg/store/data/d1/f2.d |
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272 2 r4/.hg/store/data/d1/f2.i |
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273 2 r4/.hg/store/data/f1.i |
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274 2 r4/.hg/store/fncache |
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275 2 r4/.hg/store/phaseroots |
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276 2 r4/.hg/store/undo |
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277 2 r4/.hg/store/undo.backup.fncache |
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278 2 r4/.hg/store/undo.backup.phaseroots |
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279 2 r4/.hg/store/undo.backupfiles |
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280 2 r4/.hg/store/undo.phaseroots |
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281 4 r4/.hg/undo.backup.dirstate |
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282 2 r4/.hg/undo.bookmarks |
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283 2 r4/.hg/undo.branch |
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284 2 r4/.hg/undo.desc |
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285 4 r4/.hg/undo.dirstate |
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286 2 r4/d1/data1 |
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287 2 r4/d1/f2 |
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288 1 r4/f1 |
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289 |
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290 |
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291 Test hardlinking outside hg: |
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292 |
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293 $ mkdir x |
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294 $ echo foo > x/a |
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295 |
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296 $ linkcp x y |
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297 $ echo bar >> y/a |
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298 |
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299 No diff if hardlink: |
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300 |
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301 $ diff x/a y/a |
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302 |
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303 Test mq hardlinking: |
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304 |
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305 $ echo "[extensions]" >> $HGRCPATH |
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306 $ echo "mq=" >> $HGRCPATH |
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307 |
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308 $ hg init a |
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309 $ cd a |
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310 |
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311 $ hg qimport -n foo - << EOF |
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312 > # HG changeset patch |
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313 > # Date 1 0 |
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314 > diff -r 2588a8b53d66 a |
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315 > --- /dev/null Thu Jan 01 00:00:00 1970 +0000 |
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316 > +++ b/a Wed Jul 23 15:54:29 2008 +0200 |
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317 > @@ -0,0 +1,1 @@ |
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318 > +a |
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319 > EOF |
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320 adding foo to series file |
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321 |
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322 $ hg qpush |
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323 applying foo |
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324 now at: foo |
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325 |
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326 $ cd .. |
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327 $ linkcp a b |
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328 $ cd b |
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329 |
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330 $ hg qimport -n bar - << EOF |
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331 > # HG changeset patch |
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332 > # Date 2 0 |
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333 > diff -r 2588a8b53d66 a |
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334 > --- /dev/null Thu Jan 01 00:00:00 1970 +0000 |
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335 > +++ b/b Wed Jul 23 15:54:29 2008 +0200 |
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336 > @@ -0,0 +1,1 @@ |
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337 > +b |
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338 > EOF |
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339 adding bar to series file |
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340 |
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341 $ hg qpush |
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342 applying bar |
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343 now at: bar |
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344 |
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345 $ cat .hg/patches/status |
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346 430ed4828a74fa4047bc816a25500f7472ab4bfe:foo |
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347 4e7abb4840c46a910f6d7b4d3c3fc7e5209e684c:bar |
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348 |
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349 $ cat .hg/patches/series |
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350 foo |
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351 bar |
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352 |
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353 $ cat ../a/.hg/patches/status |
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354 430ed4828a74fa4047bc816a25500f7472ab4bfe:foo |
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355 |
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356 $ cat ../a/.hg/patches/series |
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357 foo |
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358 |
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359 Test tags hardlinking: |
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360 |
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361 $ hg qdel -r qbase:qtip |
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362 patch foo finalized without changeset message |
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363 patch bar finalized without changeset message |
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364 |
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365 $ hg tag -l lfoo |
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366 $ hg tag foo |
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367 |
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368 $ cd .. |
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369 $ linkcp b c |
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370 $ cd c |
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371 |
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372 $ hg tag -l -r 0 lbar |
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373 $ hg tag -r 0 bar |
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374 |
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375 $ cat .hgtags |
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376 4e7abb4840c46a910f6d7b4d3c3fc7e5209e684c foo |
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377 430ed4828a74fa4047bc816a25500f7472ab4bfe bar |
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378 |
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379 $ cat .hg/localtags |
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380 4e7abb4840c46a910f6d7b4d3c3fc7e5209e684c lfoo |
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381 430ed4828a74fa4047bc816a25500f7472ab4bfe lbar |
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382 |
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383 $ cat ../b/.hgtags |
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384 4e7abb4840c46a910f6d7b4d3c3fc7e5209e684c foo |
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385 |
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386 $ cat ../b/.hg/localtags |
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387 4e7abb4840c46a910f6d7b4d3c3fc7e5209e684c lfoo |
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388 |
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389 $ cd .. |
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