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author | Ian Jackson <ijackson@chiark.greenend.org.uk> | 2016-07-02 10:54:19 +0100 |
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committer | Ian Jackson <ijackson@chiark.greenend.org.uk> | 2016-07-02 10:54:19 +0100 |
commit | f0bea048243bf307dae2eb11e058be96b61a62e4 (patch) | |
tree | 4406a40bbaa4b6f5b6fc7f55df369f243a922e39 /tests/tartree-edit | |
parent | f92ca512fda3dbcb85d073065d58b4cda26eed42 (diff) |
Test suite: tartree-edit: Provide facility for comparing sets of git refs
Diffstat (limited to 'tests/tartree-edit')
-rwxr-xr-x | tests/tartree-edit | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/tartree-edit b/tests/tartree-edit index 5a7c6b4..76e51b6 100755 --- a/tests/tartree-edit +++ b/tests/tartree-edit @@ -13,9 +13,57 @@ git_manip_play () { mkdir $play } +gitfetchdiff_list () { + git for-each-ref --format '%(refname) %(objectname)' \ + refs/remotes/"$1" \ + | sed 's/^refs\/remotes\/[^\/]*\///' \ + | sort >"$play/$2" +} + +gitfetchdiff () { + local how="$1" + local a="$2" + local b="$3" + git_manip_play + + rrab=refs/remotes/"$a+$b" + + ulf=\ +"delete refs/remotes/$a/%l +delete refs/remotes/$b/%l +" + case "$how" in + diff) + git for-each-ref --format 'delete %(refname)' $rrab \ + | git update-ref --stdin + ;; + merge) + ulf=\ +"create $rrab/%l +$ulf" + ;; + *) + fail "internal error bad how ($how)" + ;; + esac + + gitfetchdiff_list "$a" a + gitfetchdiff_list "$b" b + + diff --old-line-format='' --new-line-format='' \ + --unchanged-line-format="$ulf" \ + $play/a $play/b >$play/updates \ + || test $? = 1 + + git update-ref --stdin <$play/updates + exit 0 +} + case "$#.$1" in 2.edit|2.done) mode="$1"; arg="$2" ;; 3.gitfetchinfo) mode="$1"; arg="$2"; remote="$3" ;; +3.gitfetchinfo-diff) gitfetchdiff diff "$2" "$3" ;; +3.gitfetchinfo-merge) gitfetchdiff merge "$2" "$3" ;; ?.-*) fail "no options understood" ;; *) fail "usage: tartree-edit edit|done DIRECTORY|TARBALL |