There is currently a bug in refs.c:shorten_unambiguous_ref() that causes
"refs/remotes/origin/HEAD" to be shortened to "origin/HEAD" instead of
"origin" (which is expected from matching against the "refs/remotes/%.*s"
pattern from refs.c:ref_rev_parse_rules).

Signed-off-by: Johan Herland <jo...@herland.net>
---
 t/t1514-rev-parse-shorten_unambiguous_ref.sh |  8 ++++++--
 t/t6300-for-each-ref.sh                      | 12 ++++++++++++
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/t/t1514-rev-parse-shorten_unambiguous_ref.sh 
b/t/t1514-rev-parse-shorten_unambiguous_ref.sh
index 41e0162..ad75436 100755
--- a/t/t1514-rev-parse-shorten_unambiguous_ref.sh
+++ b/t/t1514-rev-parse-shorten_unambiguous_ref.sh
@@ -20,6 +20,7 @@ test_expect_success 'setup' '
        test_commit master_d &&
        git update-ref refs/master master_d &&
        test_commit master_e
+       git update-ref refs/remotes/origin/HEAD master_e &&
        test_commit master_f
 '
 
@@ -27,6 +28,7 @@ cat > expect.show-ref << EOF
 $(git rev-parse master_f) refs/heads/master
 $(git rev-parse master_b) refs/heads/origin/master
 $(git rev-parse master_d) refs/master
+$(git rev-parse master_e) refs/remotes/origin/HEAD
 $(git rev-parse master_a) refs/remotes/origin/master
 $(git rev-parse master_c) refs/tags/master
 $(git rev-parse master_a) refs/tags/master_a
@@ -56,18 +58,20 @@ test_shortname () {
        test_cmp expect.sha1 actual.sha1
 }
 
-test_expect_success 'shortening refnames in strict mode' '
+test_expect_failure 'shortening refnames in strict mode' '
        test_shortname refs/heads/master strict heads/master master_f &&
        test_shortname refs/heads/origin/master strict heads/origin/master 
master_b &&
        test_shortname refs/master strict refs/master master_d &&
+       test_shortname refs/remotes/origin/HEAD strict origin master_e &&
        test_shortname refs/remotes/origin/master strict remotes/origin/master 
master_a &&
        test_shortname refs/tags/master strict tags/master master_c
 '
 
-test_expect_success 'shortening refnames in loose mode' '
+test_expect_failure 'shortening refnames in loose mode' '
        test_shortname refs/heads/master loose heads/master master_f &&
        test_shortname refs/heads/origin/master loose origin/master master_b &&
        test_shortname refs/master loose master master_d &&
+       test_shortname refs/remotes/origin/HEAD loose origin master_e &&
        test_shortname refs/remotes/origin/master loose remotes/origin/master 
master_a &&
        test_shortname refs/tags/master loose tags/master master_c
 '
diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
index 752f5cb..5d716c8 100755
--- a/t/t6300-for-each-ref.sh
+++ b/t/t6300-for-each-ref.sh
@@ -466,4 +466,16 @@ test_expect_success 'Verify sort with multiple keys' '
                refs/tags/bogo refs/tags/master > actual &&
        test_cmp expected actual
 '
+
+cat >expected <<\EOF
+origin
+origin/master
+EOF
+
+test_expect_failure 'Check refs/remotes/origin/HEAD shortens to origin' '
+       git remote set-head origin master &&
+       git for-each-ref --format="%(refname:short)" refs/remotes >actual &&
+       test_cmp expected actual
+'
+
 test_done
-- 
1.8.1.3.704.g33f7d4f

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