Mercurial > hg
annotate tests/test-symlink-placeholder.t @ 31684:0be96ac9199a
rcutil: add a method to convert environment variables to config items
Handling config and environ priorities has been messy. Partially because we
don't have config layers - you either get all configs (sys + user), or none.
Ideally, environ like $EDITOR, $PAGER should be able to override the system
configs "ui.editor", "pager.pager". This patch provides the ability to
convert them into config items, so they can be inserted into the middle
config layer between system rc and user rc.
author | Jun Wu <quark@fb.com> |
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date | Sun, 26 Mar 2017 21:27:02 -0700 |
parents | 7a9cbb315d84 |
children | 0a10f142299d |
rev | line source |
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1 #require symlink |
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2 |
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3 Create extension that can disable symlink support: |
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4 |
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5 $ cat > nolink.py <<EOF |
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6 > from mercurial import extensions, util |
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7 > def setflags(orig, f, l, x): |
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8 > pass |
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9 > def checklink(orig, path): |
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10 > return False |
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11 > def extsetup(ui): |
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12 > extensions.wrapfunction(util, 'setflags', setflags) |
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13 > extensions.wrapfunction(util, 'checklink', checklink) |
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14 > EOF |
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15 |
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16 $ hg init unix-repo |
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17 $ cd unix-repo |
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18 $ echo foo > a |
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19 $ ln -s a b |
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20 $ hg ci -Am0 |
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21 adding a |
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22 adding b |
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23 $ cd .. |
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24 |
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25 Simulate a checkout shared on NFS/Samba: |
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26 |
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27 $ hg clone -q unix-repo shared |
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28 $ cd shared |
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29 $ rm b |
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30 $ echo foo > b |
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31 $ hg --config extensions.n=$TESTTMP/nolink.py status --debug |
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32 ignoring suspect symlink placeholder "b" |
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33 |
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34 Make a clone using placeholders: |
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35 |
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36 $ hg --config extensions.n=$TESTTMP/nolink.py clone . ../win-repo |
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37 updating to branch default |
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38 2 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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39 $ cd ../win-repo |
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40 $ cat b |
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41 a (no-eol) |
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42 $ hg --config extensions.n=$TESTTMP/nolink.py st --debug |
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43 |
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44 Empty placeholder: |
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45 |
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46 $ rm b |
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47 $ touch b |
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48 $ hg --config extensions.n=$TESTTMP/nolink.py st --debug |
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49 ignoring suspect symlink placeholder "b" |
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50 |
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51 Write binary data to the placeholder: |
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52 |
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53 >>> open('b', 'w').write('this is a binary\0') |
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54 $ hg --config extensions.n=$TESTTMP/nolink.py st --debug |
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55 ignoring suspect symlink placeholder "b" |
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56 |
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57 Write a long string to the placeholder: |
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58 |
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59 >>> open('b', 'w').write('this' * 1000) |
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60 $ hg --config extensions.n=$TESTTMP/nolink.py st --debug |
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61 ignoring suspect symlink placeholder "b" |
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62 |
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63 Commit shouldn't succeed: |
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64 |
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65 $ hg --config extensions.n=$TESTTMP/nolink.py ci -m1 |
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66 nothing changed |
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67 [1] |
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68 |
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69 Write a valid string to the placeholder: |
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70 |
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71 >>> open('b', 'w').write('this') |
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72 $ hg --config extensions.n=$TESTTMP/nolink.py st --debug |
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73 M b |
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74 $ hg --config extensions.n=$TESTTMP/nolink.py ci -m1 |
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75 $ hg manifest tip --verbose |
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76 644 a |
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77 644 @ b |
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78 |
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79 $ cd .. |