Mercurial > hg
annotate tests/test-fix-metadata.t @ 46858:85e3a630cad9
revlog: move the details of revlog "v2" index inside revlog.utils.constants
the revlog module is quite large and this kind of format information would handy
for other module. So let us start to gather this information about the format in
a more appropriate place.
We update various reference to this information to use the new "source of truth"
in the process.
Differential Revision: https://phab.mercurial-scm.org/D10305
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Mon, 05 Apr 2021 12:21:12 +0200 |
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1 A python hook for "hg fix" that prints out the number of files and revisions |
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2 that were affected, along with which fixer tools were applied. Also checks how |
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3 many times it sees a specific key generated by one of the fixer tools defined |
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4 below. |
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5 |
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6 $ cat >> $TESTTMP/postfixhook.py <<EOF |
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7 > import collections |
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8 > def file(ui, repo, rev=None, path=b'', metadata=None, **kwargs): |
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9 > ui.status(b'fixed %s in revision %d using %s\n' % |
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10 > (path, rev, b', '.join(metadata.keys()))) |
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11 > def summarize(ui, repo, replacements=None, wdirwritten=False, |
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12 > metadata=None, **kwargs): |
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13 > counts = collections.defaultdict(int) |
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14 > keys = 0 |
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15 > for fixername, metadatalist in metadata.items(): |
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16 > for metadata in metadatalist: |
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17 > if metadata is None: |
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18 > continue |
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19 > counts[fixername] += 1 |
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20 > if 'key' in metadata: |
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21 > keys += 1 |
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22 > ui.status(b'saw "key" %d times\n' % (keys,)) |
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23 > for name, count in sorted(counts.items()): |
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24 > ui.status(b'fixed %d files with %s\n' % (count, name)) |
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25 > if replacements: |
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26 > ui.status(b'fixed %d revisions\n' % (len(replacements),)) |
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27 > if wdirwritten: |
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28 > ui.status(b'fixed the working copy\n') |
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29 > EOF |
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30 |
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31 Some mock output for fixer tools that demonstrate what could go wrong with |
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32 expecting the metadata output format. |
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33 |
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34 $ printf 'new content\n' > $TESTTMP/missing |
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35 $ printf 'not valid json\0new content\n' > $TESTTMP/invalid |
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36 $ printf '{"key": "value"}\0new content\n' > $TESTTMP/valid |
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37 |
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38 Configure some fixer tools based on the output defined above, and enable the |
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39 hooks defined above. Disable parallelism to make output of the parallel file |
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40 processing phase stable. |
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41 |
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42 $ cat >> $HGRCPATH <<EOF |
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43 > [extensions] |
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44 > fix = |
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45 > [fix] |
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46 > metadatafalse:command=cat $TESTTMP/missing |
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47 > metadatafalse:pattern=metadatafalse |
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48 > metadatafalse:metadata=false |
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49 > missing:command=cat $TESTTMP/missing |
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50 > missing:pattern=missing |
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51 > missing:metadata=true |
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52 > invalid:command=cat $TESTTMP/invalid |
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53 > invalid:pattern=invalid |
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54 > invalid:metadata=true |
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55 > valid:command=cat $TESTTMP/valid |
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56 > valid:pattern=valid |
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57 > valid:metadata=true |
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58 > [hooks] |
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59 > postfixfile = python:$TESTTMP/postfixhook.py:file |
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60 > postfix = python:$TESTTMP/postfixhook.py:summarize |
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61 > [worker] |
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62 > enabled=false |
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63 > EOF |
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64 |
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65 See what happens when we execute each of the fixer tools. Some print warnings, |
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66 some write back to the file. |
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67 |
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68 $ hg init repo |
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69 $ cd repo |
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70 |
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71 $ printf "old content\n" > metadatafalse |
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72 $ printf "old content\n" > invalid |
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73 $ printf "old content\n" > missing |
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74 $ printf "old content\n" > valid |
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75 $ hg add -q |
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76 |
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77 $ hg fix -w |
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78 ignored invalid output from fixer tool: invalid |
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79 fixed metadatafalse in revision 2147483647 using metadatafalse |
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80 ignored invalid output from fixer tool: missing |
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81 fixed valid in revision 2147483647 using valid |
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82 saw "key" 1 times |
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83 fixed 1 files with valid |
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84 fixed the working copy |
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85 |
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86 $ cat metadatafalse |
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87 new content |
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88 $ cat missing |
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89 old content |
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90 $ cat invalid |
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91 old content |
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92 $ cat valid |
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93 new content |
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94 |
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95 $ cd .. |