Mercurial > hg
annotate tests/test-bookmarks-corner-case.t @ 49604:086b0c4f8663 stable
matcher: fix the issue with regex inline-flag in rust oo
Same problem same solution.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Wed, 16 Nov 2022 16:38:42 +0100 |
parents | e5efbb11e185 |
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rev | line source |
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1 ================================ |
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2 Test corner case around bookmark |
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3 ================================ |
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4 |
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5 This test file is meant to gather test around bookmark that are specific |
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6 enough to not find a place elsewhere. |
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7 |
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8 Test bookmark/changelog race condition |
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9 ====================================== |
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10 |
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11 The data from the bookmark file are filtered to only contains bookmark with |
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12 node known to the changelog. If the cache invalidation between these two bits |
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13 goes wrong, bookmark can be dropped. |
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14 |
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15 Setup |
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16 ----- |
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17 |
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18 initial repository setup |
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19 |
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20 $ hg init bookrace-server |
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21 $ cd bookrace-server |
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22 $ echo a > a |
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23 $ hg add a |
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24 $ hg commit -m root |
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25 $ echo a >> a |
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26 $ hg bookmark book-A |
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27 $ hg commit -m A0 |
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28 $ hg up 'desc(root)' |
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29 1 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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30 (leaving bookmark book-A) |
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31 $ echo b > b |
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32 $ hg add b |
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33 $ hg bookmark book-B |
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34 $ hg commit -m B0 |
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35 created new head |
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36 $ hg up null |
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37 0 files updated, 0 files merged, 2 files removed, 0 files unresolved |
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38 (leaving bookmark book-B) |
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39 $ hg phase --public --rev 'all()' |
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40 $ hg log -G |
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41 o changeset: 2:c79985706978 |
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42 | bookmark: book-B |
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43 | tag: tip |
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44 | parent: 0:6569b5a81c7e |
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45 | user: test |
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46 | date: Thu Jan 01 00:00:00 1970 +0000 |
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47 | summary: B0 |
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48 | |
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49 | o changeset: 1:39c28d785860 |
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50 |/ bookmark: book-A |
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51 | user: test |
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52 | date: Thu Jan 01 00:00:00 1970 +0000 |
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53 | summary: A0 |
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54 | |
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55 o changeset: 0:6569b5a81c7e |
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56 user: test |
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57 date: Thu Jan 01 00:00:00 1970 +0000 |
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58 summary: root |
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59 |
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60 $ hg book |
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61 book-A 1:39c28d785860 |
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62 book-B 2:c79985706978 |
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63 $ cd .. |
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64 |
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65 Add new changeset on each bookmark in distinct clones |
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66 |
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67 $ hg clone ssh://user@dummy/bookrace-server client-A |
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68 requesting all changes |
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69 adding changesets |
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70 adding manifests |
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71 adding file changes |
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72 added 3 changesets with 3 changes to 2 files (+1 heads) |
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73 new changesets 6569b5a81c7e:c79985706978 |
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74 updating to branch default |
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75 2 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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76 $ hg -R client-A update book-A |
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77 1 files updated, 0 files merged, 1 files removed, 0 files unresolved |
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78 (activating bookmark book-A) |
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79 $ echo a >> client-A/a |
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80 $ hg -R client-A commit -m A1 |
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81 $ hg clone ssh://user@dummy/bookrace-server client-B |
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82 requesting all changes |
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83 adding changesets |
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84 adding manifests |
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85 adding file changes |
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86 added 3 changesets with 3 changes to 2 files (+1 heads) |
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87 new changesets 6569b5a81c7e:c79985706978 |
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88 updating to branch default |
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89 2 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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90 $ hg -R client-B update book-B |
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91 0 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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92 (activating bookmark book-B) |
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93 $ echo b >> client-B/b |
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94 $ hg -R client-B commit -m B1 |
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95 |
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96 extension to reproduce the race |
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97 ------------------------------- |
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98 |
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99 If two process are pushing we want to make sure the following happens: |
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100 |
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101 * process A read changelog |
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102 * process B to its full push |
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103 * process A read bookmarks |
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104 * process A proceed with rest of the push |
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105 |
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106 We build a server side extension for this purpose |
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107 |
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108 $ cat > bookrace.py << EOF |
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109 > import atexit |
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110 > import os |
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111 > import time |
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112 > from mercurial import bookmarks, error, extensions |
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113 > |
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114 > def wait(repo): |
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115 > if not os.path.exists('push-A-started'): |
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116 > assert repo._currentlock(repo._lockref) is None |
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117 > assert repo._currentlock(repo._wlockref) is None |
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118 > repo.ui.status(b'setting raced push up\n') |
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119 > with open('push-A-started', 'w'): |
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120 > pass |
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121 > clock = 300 |
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122 > while not os.path.exists('push-B-done'): |
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123 > clock -= 1 |
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124 > if clock <= 0: |
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125 > raise error.Abort("race scenario timed out") |
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126 > time.sleep(0.1) |
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127 > |
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128 > def reposetup(ui, repo): |
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129 > class racedrepo(repo.__class__): |
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130 > @property |
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131 > def _bookmarks(self): |
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132 > wait(self) |
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133 > return super(racedrepo, self)._bookmarks |
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134 > repo.__class__ = racedrepo |
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135 > |
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136 > def e(): |
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137 > with open('push-A-done', 'w'): |
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138 > pass |
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139 > atexit.register(e) |
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140 > EOF |
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141 |
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142 Actual test |
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143 ----------- |
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144 |
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145 Start the raced push. |
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146 |
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147 $ cat >> bookrace-server/.hg/hgrc << EOF |
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148 > [extensions] |
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149 > bookrace=$TESTTMP/bookrace.py |
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150 > EOF |
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151 $ hg push -R client-A -r book-A >push-output.txt 2>&1 & |
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152 |
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153 Wait up to 30 seconds for that push to start. |
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154 |
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155 $ clock=30 |
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156 $ while [ ! -f push-A-started ] && [ $clock -gt 0 ] ; do |
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157 > clock=`expr $clock - 1` |
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158 > sleep 1 |
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159 > done |
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160 |
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161 Do the other push. |
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162 |
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163 $ cat >> bookrace-server/.hg/hgrc << EOF |
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164 > [extensions] |
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165 > bookrace=! |
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166 > EOF |
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167 |
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168 $ hg push -R client-B -r book-B |
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169 pushing to ssh://user@dummy/bookrace-server |
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170 searching for changes |
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171 remote: adding changesets |
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172 remote: adding manifests |
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173 remote: adding file changes |
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174 remote: added 1 changesets with 1 changes to 1 files |
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175 updating bookmark book-B |
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176 |
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177 Signal the raced put that we are done (it waits up to 30 seconds). |
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178 |
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179 $ touch push-B-done |
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180 |
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181 Wait for the raced push to finish (with the remaning of the initial 30 seconds). |
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182 |
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183 $ while [ ! -f push-A-done ] && [ $clock -gt 0 ] ; do |
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184 > clock=`expr $clock - 1` |
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185 > sleep 1 |
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186 > done |
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187 |
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188 Check raced push output. |
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189 |
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190 $ cat push-output.txt |
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191 pushing to ssh://user@dummy/bookrace-server |
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192 searching for changes |
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193 remote: setting raced push up |
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194 remote has heads on branch 'default' that are not known locally: f26c3b5167d1 |
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195 remote: adding changesets |
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196 remote: adding manifests |
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197 remote: adding file changes |
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198 remote: added 1 changesets with 1 changes to 1 files |
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199 updating bookmark book-A |
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200 |
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201 Check result of the push. |
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202 |
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203 $ hg -R bookrace-server log -G |
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204 o changeset: 4:9ce3b28c16de |
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205 | bookmark: book-A |
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206 | tag: tip |
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207 | parent: 1:39c28d785860 |
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208 | user: test |
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209 | date: Thu Jan 01 00:00:00 1970 +0000 |
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210 | summary: A1 |
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211 | |
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212 | o changeset: 3:f26c3b5167d1 |
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213 | | bookmark: book-B |
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214 | | user: test |
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215 | | date: Thu Jan 01 00:00:00 1970 +0000 |
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216 | | summary: B1 |
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217 | | |
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218 | o changeset: 2:c79985706978 |
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219 | | parent: 0:6569b5a81c7e |
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220 | | user: test |
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221 | | date: Thu Jan 01 00:00:00 1970 +0000 |
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222 | | summary: B0 |
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223 | | |
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bookmark: add a test for a race condition on push
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224 o | changeset: 1:39c28d785860 |
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225 |/ user: test |
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226 | date: Thu Jan 01 00:00:00 1970 +0000 |
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227 | summary: A0 |
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228 | |
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229 o changeset: 0:6569b5a81c7e |
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230 user: test |
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231 date: Thu Jan 01 00:00:00 1970 +0000 |
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232 summary: root |
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233 |
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234 $ hg -R bookrace-server book |
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235 book-A 4:9ce3b28c16de |
42682
e0cf09bc35ef
bookmarks: actual fix for race condition deleting bookmark
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42624
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236 book-B 3:f26c3b5167d1 |