annotate tests/test-cache-abuse.t @ 33405:6aa643762641

match: inverse _anypats(), making it _prefix()
author Martin von Zweigbergk <martinvonz@google.com>
date Tue, 11 Jul 2017 09:42:32 -0700
parents 1cc7c96cad75
children b11e8c67fb0f
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1 Enable obsolete markers
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2
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3 $ cat >> $HGRCPATH << EOF
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4 > [experimental]
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5 > evolution=createmarkers
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6 > [phases]
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7 > publish=False
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8 > EOF
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9
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10 Build a repo with some cacheable bits:
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11
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12 $ hg init a
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13 $ cd a
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14
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15 $ echo a > a
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16 $ hg ci -qAm0
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17 $ hg tag t1
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18 $ hg book -i bk1
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19
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20 $ hg branch -q b2
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21 $ hg ci -Am1
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22 $ hg tag t2
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23
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24 $ echo dumb > dumb
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25 $ hg ci -qAmdumb
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26 $ hg debugobsolete b1174d11b69e63cb0c5726621a43c859f0858d7f
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27
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28 $ hg phase -pr t1
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29 $ hg phase -fsr t2
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30
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31 Make a helper function to check cache damage invariants:
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32
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33 - command output shouldn't change
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34 - cache should be present after first use
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35 - corruption/repair should be silent (no exceptions or warnings)
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36 - cache should survive deletion, overwrite, and append
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37 - unreadable / unwriteable caches should be ignored
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38 - cache should be rebuilt after corruption
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39
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40 $ damage() {
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41 > CMD=$1
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42 > CACHE=.hg/cache/$2
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43 > CLEAN=$3
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44 > hg $CMD > before
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45 > test -f $CACHE || echo "not present"
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46 > echo bad > $CACHE
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47 > test -z "$CLEAN" || $CLEAN
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48 > hg $CMD > after
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49 > diff -u before after || echo "*** overwrite corruption"
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50 > echo corruption >> $CACHE
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51 > test -z "$CLEAN" || $CLEAN
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52 > hg $CMD > after
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53 > diff -u before after || echo "*** append corruption"
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54 > rm $CACHE
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55 > mkdir $CACHE
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56 > test -z "$CLEAN" || $CLEAN
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57 > hg $CMD > after
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58 > diff -u before after || echo "*** read-only corruption"
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59 > test -d $CACHE || echo "*** directory clobbered"
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60 > rmdir $CACHE
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61 > test -z "$CLEAN" || $CLEAN
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62 > hg $CMD > after
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63 > diff -u before after || echo "*** missing corruption"
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64 > test -f $CACHE || echo "not rebuilt"
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65 > }
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66
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67 Beat up tags caches:
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68
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69 $ damage "tags --hidden" tags2
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70 $ damage tags tags2-visible
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71 $ damage "tag -f t3" hgtagsfnodes1
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72
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73 Beat up branch caches:
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74
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75 $ damage branches branch2-base "rm .hg/cache/branch2-[vs]*"
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76 $ damage branches branch2-served "rm .hg/cache/branch2-[bv]*"
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77 $ damage branches branch2-visible
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78 $ damage "log -r branch(.)" rbc-names-v1
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79 $ damage "log -r branch(default)" rbc-names-v1
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80 $ damage "log -r branch(b2)" rbc-revs-v1
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81
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82 We currently can't detect an rbc cache with unknown names:
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83
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84 $ damage "log -qr branch(b2)" rbc-names-v1
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85 --- before * (glob)
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86 +++ after * (glob)
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87 @@ -1,8 +?,0 @@ (glob)
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88 -2:5fb7d38b9dc4
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89 -3:60b597ffdafa
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90 -4:b1174d11b69e
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91 -5:6354685872c0
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92 -6:5ebc725f1bef
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93 -7:7b76eec2f273
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94 -8:ef3428d9d644
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95 -9:ba7a936bc03c
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96 *** append corruption