annotate tests/test-arbitraryfilectx.t @ 49263:27583efef74d

debugindex: add a `sd-comp-mode` column
author Pierre-Yves DAVID <pierre-yves.david@octobus.net>
date Wed, 01 Jun 2022 01:34:43 +0200
parents 42d2b31cee0b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 Setup:
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2 $ cat > eval.py <<EOF
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3 > import filecmp
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4 > from mercurial import commands, context, pycompat, registrar
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5 > cmdtable = {}
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6 > command = registrar.command(cmdtable)
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7 > @command(b'eval', [], b'hg eval CMD')
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8 > def eval_(ui, repo, *cmds, **opts):
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9 > cmd = b" ".join(cmds)
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10 > res = pycompat.bytestr(eval(cmd, globals(), locals()))
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11 > ui.warn(b"%s" % res)
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12 > EOF
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13
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14 $ echo "[extensions]" >> $HGRCPATH
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15 $ echo "eval=`pwd`/eval.py" >> $HGRCPATH
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16
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17 Arbitraryfilectx.cmp does not follow symlinks:
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18 $ mkdir case1
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19 $ cd case1
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20 $ hg init
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21 #if symlink
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22 $ printf "A" > real_A
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23 $ printf "foo" > A
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24 $ printf "foo" > B
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25 $ ln -s A sym_A
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26 $ hg add .
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27 adding A
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28 adding B
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29 adding real_A
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30 adding sym_A
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31 $ hg commit -m "base"
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32 #else
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33 $ hg import -q --bypass - <<EOF
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34 > # HG changeset patch
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35 > # User test
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36 > # Date 0 0
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37 > base
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38 >
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39 > diff --git a/A b/A
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40 > new file mode 100644
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41 > --- /dev/null
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42 > +++ b/A
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43 > @@ -0,0 +1,1 @@
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44 > +foo
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45 > \ No newline at end of file
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46 > diff --git a/B b/B
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47 > new file mode 100644
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48 > --- /dev/null
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49 > +++ b/B
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50 > @@ -0,0 +1,1 @@
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51 > +foo
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52 > \ No newline at end of file
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53 > diff --git a/real_A b/real_A
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54 > new file mode 100644
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55 > --- /dev/null
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56 > +++ b/real_A
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57 > @@ -0,0 +1,1 @@
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58 > +A
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59 > \ No newline at end of file
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60 > diff --git a/sym_A b/sym_A
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61 > new file mode 120000
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62 > --- /dev/null
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63 > +++ b/sym_A
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64 > @@ -0,0 +1,1 @@
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65 > +A
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66 > \ No newline at end of file
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67 > EOF
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68 $ hg up -q
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69 #endif
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70
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71 These files are different and should return True (different):
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72 (Note that filecmp.cmp's return semantics are inverted from ours, so we invert
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73 for simplicity):
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74 $ hg eval "context.arbitraryfilectx(b'A', repo).cmp(repo[None][b'real_A'])"
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75 True (no-eol)
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76 $ hg eval "not filecmp.cmp(b'A', b'real_A')"
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77 True (no-eol)
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78
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79 These files are identical and should return False (same):
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80 $ hg eval "context.arbitraryfilectx(b'A', repo).cmp(repo[None][b'A'])"
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81 False (no-eol)
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82 $ hg eval "context.arbitraryfilectx(b'A', repo).cmp(repo[None][b'B'])"
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83 False (no-eol)
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84 $ hg eval "not filecmp.cmp(b'A', b'B')"
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85 False (no-eol)
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86
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87 This comparison should also return False, since A and sym_A are substantially
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88 the same in the eyes of ``filectx.cmp``, which looks at data only.
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89 $ hg eval "context.arbitraryfilectx(b'real_A', repo).cmp(repo[None][b'sym_A'])"
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90 False (no-eol)
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91
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92 A naive use of filecmp on those two would wrongly return True, since it follows
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93 the symlink to "A", which has different contents.
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94 #if symlink
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95 $ hg eval "not filecmp.cmp(b'real_A', b'sym_A')"
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96 True (no-eol)
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97 #else
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98 $ hg eval "not filecmp.cmp(b'real_A', b'sym_A')"
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99 False (no-eol)
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100 #endif