t/t5411/common-functions.sh

   1 # Create commits in <repo> and assign each commit's oid to shell variables
   2 # given in the arguments (A, B, and C). E.g.:
   3 #
   4 #     create_commits_in <repo> A B C
   5 #
   6 # NOTE: Never calling this function from a subshell since variable
   7 # assignments will disappear when subshell exits.
   8 create_commits_in () {
   9         repo="$1" && test -d "$repo" ||
  10         error "Repository $repo does not exist."
  11         shift &&
  12         while test $# -gt 0
  13         do
  14                 name=$1 &&
  15                 shift &&
  16                 test_commit -C "$repo" --no-tag "$name" &&
  17                 eval $name=$(git -C "$repo" rev-parse HEAD)
  18         done
  19 }
  20
  21 get_abbrev_oid () {
  22         oid=$1 &&
  23         suffix=${oid#???????} &&
  24         oid=${oid%$suffix} &&
  25         if test -n "$oid"
  26         then
  27                 echo "$oid"
  28         else
  29                 echo "undefined-oid"
  30         fi
  31 }
  32
  33 # Format the output of git-push, git-show-ref and other commands to make a
  34 # user-friendly and stable text.  We can easily prepare the expect text
  35 # without having to worry about changes of the commit ID (full or abbrev.)
  36 # of the output.  Single quotes are replaced with double quotes, because
  37 # it is boring to prepare unquoted single quotes in expect text.  We also
  38 # remove some locale error messages. The emitted human-readable errors are
  39 # redundant to the more machine-readable output the tests already assert.
  40 make_user_friendly_and_stable_output () {
  41         sed \
  42                 -e "s/'/\"/g" \
  43                 -e "s/$(get_abbrev_oid $A)[0-9a-f]*/<COMMIT-A>/g" \
  44                 -e "s/$(get_abbrev_oid $B)[0-9a-f]*/<COMMIT-B>/g" \
  45                 -e "s/$(get_abbrev_oid $TAG)[0-9a-f]*/<TAG-v123>/g" \
  46                 -e "s/$ZERO_OID/<ZERO-OID>/g" \
  47                 -e "s#To $URL_PREFIX/upstream.git#To <URL/of/upstream.git>#" \
  48                 -e "/^error: / d"
  49 }
  50
  51 filter_out_user_friendly_and_stable_output () {
  52         make_user_friendly_and_stable_output |
  53                 sed -n ${1+"$@"}
  54 }
  55
  56 format_and_save_expect () {
  57         sed -e 's/^> //' -e 's/Z$//' >expect
  58 }
  59
  60 test_cmp_refs () {
  61         indir=
  62         if test "$1" = "-C"
  63         then
  64                 shift
  65                 indir="$1"
  66                 shift
  67         fi
  68         indir=${indir:+"$indir"/}
  69         cat >show-ref.expect &&
  70         git ${indir:+ -C "$indir"} show-ref >show-ref.pristine &&
  71         make_user_friendly_and_stable_output <show-ref.pristine >show-ref.filtered &&
  72         test_cmp show-ref.expect show-ref.filtered
  73 }