]> git.ipfire.org Git - thirdparty/git.git/blobdiff - t/t6300-for-each-ref.sh
Merge branch 'en/ort-perf-batch-9'
[thirdparty/git.git] / t / t6300-for-each-ref.sh
index ab69aa176d14bf2d8dd88be1d7cbae0560609be8..cac7f443d0043f80bca18c07fcf585a601b7599d 100755 (executable)
@@ -5,6 +5,9 @@
 
 test_description='for-each-ref test'
 
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=master
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
 . ./test-lib.sh
 . "$TEST_DIRECTORY"/lib-gpg.sh
 . "$TEST_DIRECTORY"/lib-terminal.sh
@@ -20,16 +23,21 @@ setdate_and_increment () {
 }
 
 test_expect_success setup '
+       test_oid_cache <<-EOF &&
+       disklen sha1:138
+       disklen sha256:154
+       EOF
        setdate_and_increment &&
        echo "Using $datestamp" > one &&
        git add one &&
        git commit -m "Initial" &&
+       git branch -M main &&
        setdate_and_increment &&
        git tag -a -m "Tagging at $datestamp" testtag &&
-       git update-ref refs/remotes/origin/master master &&
+       git update-ref refs/remotes/origin/main main &&
        git remote add origin nowhere &&
-       git config branch.master.remote origin &&
-       git config branch.master.merge refs/heads/master &&
+       git config branch.main.remote origin &&
+       git config branch.main.merge refs/heads/main &&
        git remote add myfork elsewhere &&
        git config remote.pushdefault myfork &&
        git config push.default current
@@ -37,7 +45,7 @@ test_expect_success setup '
 
 test_atom() {
        case "$1" in
-               head) ref=refs/heads/master ;;
+               head) ref=refs/heads/main ;;
                 tag) ref=refs/tags/testtag ;;
                 sym) ref=refs/heads/sym ;;
                   *) ref=$1 ;;
@@ -48,49 +56,77 @@ test_atom() {
                sanitize_pgp <actual >actual.clean &&
                test_cmp expected actual.clean
        "
+       # Automatically test "contents:size" atom after testing "contents"
+       if test "$2" = "contents"
+       then
+               case $(git cat-file -t "$ref") in
+               tag)
+                       # We cannot use $3 as it expects sanitize_pgp to run
+                       expect=$(git cat-file tag $ref | tail -n +6 | wc -c) ;;
+               tree | blob)
+                       expect='' ;;
+               commit)
+                       expect=$(printf '%s' "$3" | wc -c) ;;
+               esac
+               # Leave $expect unquoted to lose possible leading whitespaces
+               echo $expect >expected
+               test_expect_${4:-success} $PREREQ "basic atom: $1 contents:size" '
+                       git for-each-ref --format="%(contents:size)" "$ref" >actual &&
+                       test_cmp expected actual
+               '
+       fi
 }
 
-test_atom head refname refs/heads/master
-test_atom head refname: refs/heads/master
-test_atom head refname:short master
-test_atom head refname:lstrip=1 heads/master
-test_atom head refname:lstrip=2 master
-test_atom head refname:lstrip=-1 master
-test_atom head refname:lstrip=-2 heads/master
+hexlen=$(test_oid hexsz)
+disklen=$(test_oid disklen)
+
+test_atom head refname refs/heads/main
+test_atom head refname: refs/heads/main
+test_atom head refname:short main
+test_atom head refname:lstrip=1 heads/main
+test_atom head refname:lstrip=2 main
+test_atom head refname:lstrip=-1 main
+test_atom head refname:lstrip=-2 heads/main
 test_atom head refname:rstrip=1 refs/heads
 test_atom head refname:rstrip=2 refs
 test_atom head refname:rstrip=-1 refs
 test_atom head refname:rstrip=-2 refs/heads
-test_atom head refname:strip=1 heads/master
-test_atom head refname:strip=2 master
-test_atom head refname:strip=-1 master
-test_atom head refname:strip=-2 heads/master
-test_atom head upstream refs/remotes/origin/master
-test_atom head upstream:short origin/master
-test_atom head upstream:lstrip=2 origin/master
-test_atom head upstream:lstrip=-2 origin/master
+test_atom head refname:strip=1 heads/main
+test_atom head refname:strip=2 main
+test_atom head refname:strip=-1 main
+test_atom head refname:strip=-2 heads/main
+test_atom head upstream refs/remotes/origin/main
+test_atom head upstream:short origin/main
+test_atom head upstream:lstrip=2 origin/main
+test_atom head upstream:lstrip=-2 origin/main
 test_atom head upstream:rstrip=2 refs/remotes
 test_atom head upstream:rstrip=-2 refs/remotes
-test_atom head upstream:strip=2 origin/master
-test_atom head upstream:strip=-2 origin/master
-test_atom head push refs/remotes/myfork/master
-test_atom head push:short myfork/master
-test_atom head push:lstrip=1 remotes/myfork/master
-test_atom head push:lstrip=-1 master
+test_atom head upstream:strip=2 origin/main
+test_atom head upstream:strip=-2 origin/main
+test_atom head push refs/remotes/myfork/main
+test_atom head push:short myfork/main
+test_atom head push:lstrip=1 remotes/myfork/main
+test_atom head push:lstrip=-1 main
 test_atom head push:rstrip=1 refs/remotes/myfork
 test_atom head push:rstrip=-1 refs
-test_atom head push:strip=1 remotes/myfork/master
-test_atom head push:strip=-1 master
+test_atom head push:strip=1 remotes/myfork/main
+test_atom head push:strip=-1 main
 test_atom head objecttype commit
-test_atom head objectsize 171
-test_atom head objectsize:disk 138
-test_atom head deltabase 0000000000000000000000000000000000000000
-test_atom head objectname $(git rev-parse refs/heads/master)
-test_atom head objectname:short $(git rev-parse --short refs/heads/master)
-test_atom head objectname:short=1 $(git rev-parse --short=1 refs/heads/master)
-test_atom head objectname:short=10 $(git rev-parse --short=10 refs/heads/master)
-test_atom head tree $(git rev-parse refs/heads/master^{tree})
+test_atom head objectsize $((131 + hexlen))
+test_atom head objectsize:disk $disklen
+test_atom head deltabase $ZERO_OID
+test_atom head objectname $(git rev-parse refs/heads/main)
+test_atom head objectname:short $(git rev-parse --short refs/heads/main)
+test_atom head objectname:short=1 $(git rev-parse --short=1 refs/heads/main)
+test_atom head objectname:short=10 $(git rev-parse --short=10 refs/heads/main)
+test_atom head tree $(git rev-parse refs/heads/main^{tree})
+test_atom head tree:short $(git rev-parse --short refs/heads/main^{tree})
+test_atom head tree:short=1 $(git rev-parse --short=1 refs/heads/main^{tree})
+test_atom head tree:short=10 $(git rev-parse --short=10 refs/heads/main^{tree})
 test_atom head parent ''
+test_atom head parent:short ''
+test_atom head parent:short=1 ''
+test_atom head parent:short=10 ''
 test_atom head numparent 0
 test_atom head object ''
 test_atom head type ''
@@ -99,19 +135,26 @@ test_atom head '*objecttype' ''
 test_atom head author 'A U Thor <author@example.com> 1151968724 +0200'
 test_atom head authorname 'A U Thor'
 test_atom head authoremail '<author@example.com>'
+test_atom head authoremail:trim 'author@example.com'
+test_atom head authoremail:localpart 'author'
 test_atom head authordate 'Tue Jul 4 01:18:44 2006 +0200'
 test_atom head committer 'C O Mitter <committer@example.com> 1151968723 +0200'
 test_atom head committername 'C O Mitter'
 test_atom head committeremail '<committer@example.com>'
+test_atom head committeremail:trim 'committer@example.com'
+test_atom head committeremail:localpart 'committer'
 test_atom head committerdate 'Tue Jul 4 01:18:43 2006 +0200'
 test_atom head tag ''
 test_atom head tagger ''
 test_atom head taggername ''
 test_atom head taggeremail ''
+test_atom head taggeremail:trim ''
+test_atom head taggeremail:localpart ''
 test_atom head taggerdate ''
 test_atom head creator 'C O Mitter <committer@example.com> 1151968723 +0200'
 test_atom head creatordate 'Tue Jul 4 01:18:43 2006 +0200'
 test_atom head subject 'Initial'
+test_atom head subject:sanitize 'Initial'
 test_atom head contents:subject 'Initial'
 test_atom head body ''
 test_atom head contents:body ''
@@ -125,38 +168,51 @@ test_atom tag refname:short testtag
 test_atom tag upstream ''
 test_atom tag push ''
 test_atom tag objecttype tag
-test_atom tag objectsize 154
-test_atom tag objectsize:disk 138
-test_atom tag '*objectsize:disk' 138
-test_atom tag deltabase 0000000000000000000000000000000000000000
-test_atom tag '*deltabase' 0000000000000000000000000000000000000000
+test_atom tag objectsize $((114 + hexlen))
+test_atom tag objectsize:disk $disklen
+test_atom tag '*objectsize:disk' $disklen
+test_atom tag deltabase $ZERO_OID
+test_atom tag '*deltabase' $ZERO_OID
 test_atom tag objectname $(git rev-parse refs/tags/testtag)
 test_atom tag objectname:short $(git rev-parse --short refs/tags/testtag)
-test_atom head objectname:short=1 $(git rev-parse --short=1 refs/heads/master)
-test_atom head objectname:short=10 $(git rev-parse --short=10 refs/heads/master)
+test_atom head objectname:short=1 $(git rev-parse --short=1 refs/heads/main)
+test_atom head objectname:short=10 $(git rev-parse --short=10 refs/heads/main)
 test_atom tag tree ''
+test_atom tag tree:short ''
+test_atom tag tree:short=1 ''
+test_atom tag tree:short=10 ''
 test_atom tag parent ''
+test_atom tag parent:short ''
+test_atom tag parent:short=1 ''
+test_atom tag parent:short=10 ''
 test_atom tag numparent ''
 test_atom tag object $(git rev-parse refs/tags/testtag^0)
 test_atom tag type 'commit'
-test_atom tag '*objectname' 'ea122842f48be4afb2d1fc6a4b96c05885ab7463'
+test_atom tag '*objectname' $(git rev-parse refs/tags/testtag^{})
 test_atom tag '*objecttype' 'commit'
 test_atom tag author ''
 test_atom tag authorname ''
 test_atom tag authoremail ''
+test_atom tag authoremail:trim ''
+test_atom tag authoremail:localpart ''
 test_atom tag authordate ''
 test_atom tag committer ''
 test_atom tag committername ''
 test_atom tag committeremail ''
+test_atom tag committeremail:trim ''
+test_atom tag committeremail:localpart ''
 test_atom tag committerdate ''
 test_atom tag tag 'testtag'
 test_atom tag tagger 'C O Mitter <committer@example.com> 1151968725 +0200'
 test_atom tag taggername 'C O Mitter'
 test_atom tag taggeremail '<committer@example.com>'
+test_atom tag taggeremail:trim 'committer@example.com'
+test_atom tag taggeremail:localpart 'committer'
 test_atom tag taggerdate 'Tue Jul 4 01:18:45 2006 +0200'
 test_atom tag creator 'C O Mitter <committer@example.com> 1151968725 +0200'
 test_atom tag creatordate 'Tue Jul 4 01:18:45 2006 +0200'
 test_atom tag subject 'Tagging at 1151968727'
+test_atom tag subject:sanitize 'Tagging-at-1151968727'
 test_atom tag contents:subject 'Tagging at 1151968727'
 test_atom tag body ''
 test_atom tag contents:body ''
@@ -201,7 +257,7 @@ test_date () {
        author_date=$3 &&
        tagger_date=$4 &&
        cat >expected <<-EOF &&
-       'refs/heads/master' '$committer_date' '$author_date'
+       'refs/heads/main' '$committer_date' '$author_date'
        'refs/tags/testtag' '$tagger_date'
        EOF
        (
@@ -323,8 +379,8 @@ test_expect_success 'exercise strftime with odd fields' '
 '
 
 cat >expected <<\EOF
-refs/heads/master
-refs/remotes/origin/master
+refs/heads/main
+refs/remotes/origin/main
 refs/tags/testtag
 EOF
 
@@ -336,8 +392,8 @@ test_expect_success 'Verify ascending sort' '
 
 cat >expected <<\EOF
 refs/tags/testtag
-refs/remotes/origin/master
-refs/heads/master
+refs/remotes/origin/main
+refs/heads/main
 EOF
 
 test_expect_success 'Verify descending sort' '
@@ -372,8 +428,8 @@ test_expect_success 'exercise glob patterns with prefixes' '
 '
 
 cat >expected <<\EOF
-'refs/heads/master'
-'refs/remotes/origin/master'
+'refs/heads/main'
+'refs/remotes/origin/main'
 'refs/tags/testtag'
 EOF
 
@@ -393,8 +449,8 @@ test_expect_success 'Quoting style: python' '
 '
 
 cat >expected <<\EOF
-"refs/heads/master"
-"refs/remotes/origin/master"
+"refs/heads/main"
+"refs/remotes/origin/main"
 "refs/tags/testtag"
 EOF
 
@@ -421,8 +477,8 @@ test_atom head upstream:nobracket,track 'ahead 1'
 
 test_expect_success 'setup for push:track[short]' '
        test_commit third &&
-       git update-ref refs/remotes/myfork/master master &&
-       git reset master~1
+       git update-ref refs/remotes/myfork/main main &&
+       git reset main~1
 '
 
 test_atom head push:track '[behind 1]'
@@ -438,8 +494,8 @@ test_expect_success 'Check that :track[short] works when upstream is invalid' '
        [gone]
 
        EOF
-       test_when_finished "git config branch.master.merge refs/heads/master" &&
-       git config branch.master.merge refs/heads/does-not-exist &&
+       test_when_finished "git config branch.main.merge refs/heads/main" &&
+       git config branch.main.merge refs/heads/does-not-exist &&
        git for-each-ref \
                --format="%(upstream:track)$LF%(upstream:trackshort)" \
                refs/heads >actual &&
@@ -452,9 +508,9 @@ test_expect_success 'Check for invalid refname format' '
 
 test_expect_success 'set up color tests' '
        cat >expected.color <<-EOF &&
-       $(git rev-parse --short refs/heads/master) <GREEN>master<RESET>
-       $(git rev-parse --short refs/remotes/myfork/master) <GREEN>myfork/master<RESET>
-       $(git rev-parse --short refs/remotes/origin/master) <GREEN>origin/master<RESET>
+       $(git rev-parse --short refs/heads/main) <GREEN>main<RESET>
+       $(git rev-parse --short refs/remotes/myfork/main) <GREEN>myfork/main<RESET>
+       $(git rev-parse --short refs/remotes/origin/main) <GREEN>origin/main<RESET>
        $(git rev-parse --short refs/tags/testtag) <GREEN>testtag<RESET>
        $(git rev-parse --short refs/tags/third) <GREEN>third<RESET>
        $(git rev-parse --short refs/tags/two) <GREEN>two<RESET>
@@ -486,8 +542,8 @@ test_expect_success 'color.ui=always does not override tty check' '
 '
 
 cat >expected <<\EOF
-heads/master
-tags/master
+heads/main
+tags/main
 EOF
 
 test_expect_success 'Check ambiguous head and tag refs (strict)' '
@@ -497,19 +553,19 @@ test_expect_success 'Check ambiguous head and tag refs (strict)' '
        git add one &&
        git commit -m "Branch" &&
        setdate_and_increment &&
-       git tag -m "Tagging at $datestamp" master &&
-       git for-each-ref --format "%(refname:short)" refs/heads/master refs/tags/master >actual &&
+       git tag -m "Tagging at $datestamp" main &&
+       git for-each-ref --format "%(refname:short)" refs/heads/main refs/tags/main >actual &&
        test_cmp expected actual
 '
 
 cat >expected <<\EOF
-heads/master
-master
+heads/main
+main
 EOF
 
 test_expect_success 'Check ambiguous head and tag refs (loose)' '
        git config --bool core.warnambiguousrefs false &&
-       git for-each-ref --format "%(refname:short)" refs/heads/master refs/tags/master >actual &&
+       git for-each-ref --format "%(refname:short)" refs/heads/main refs/tags/main >actual &&
        test_cmp expected actual
 '
 
@@ -519,13 +575,36 @@ ambiguous
 EOF
 
 test_expect_success 'Check ambiguous head and tag refs II (loose)' '
-       git checkout master &&
+       git checkout main &&
        git tag ambiguous testtag^0 &&
        git branch ambiguous testtag^0 &&
        git for-each-ref --format "%(refname:short)" refs/heads/ambiguous refs/tags/ambiguous >actual &&
        test_cmp expected actual
 '
 
+test_expect_success 'create tag without tagger' '
+       git tag -a -m "Broken tag" taggerless &&
+       git tag -f taggerless $(git cat-file tag taggerless |
+               sed -e "/^tagger /d" |
+               git hash-object --stdin -w -t tag)
+'
+
+test_atom refs/tags/taggerless type 'commit'
+test_atom refs/tags/taggerless tag 'taggerless'
+test_atom refs/tags/taggerless tagger ''
+test_atom refs/tags/taggerless taggername ''
+test_atom refs/tags/taggerless taggeremail ''
+test_atom refs/tags/taggerless taggeremail:trim ''
+test_atom refs/tags/taggerless taggeremail:localpart ''
+test_atom refs/tags/taggerless taggerdate ''
+test_atom refs/tags/taggerless committer ''
+test_atom refs/tags/taggerless committername ''
+test_atom refs/tags/taggerless committeremail ''
+test_atom refs/tags/taggerless committeremail:trim ''
+test_atom refs/tags/taggerless committeremail:localpart ''
+test_atom refs/tags/taggerless committerdate ''
+test_atom refs/tags/taggerless subject 'Broken tag'
+
 test_expect_success 'an unusual tag with an incomplete line' '
 
        git tag -m "bogo" bogo &&
@@ -546,6 +625,7 @@ test_expect_success 'create tag with subject and body content' '
        git tag -F msg subject-body
 '
 test_atom refs/tags/subject-body subject 'the subject line'
+test_atom refs/tags/subject-body subject:sanitize 'the-subject-line'
 test_atom refs/tags/subject-body body 'first body line
 second body line
 '
@@ -566,6 +646,7 @@ test_expect_success 'create tag with multiline subject' '
        git tag -F msg multiline
 '
 test_atom refs/tags/multiline subject 'first subject line second subject line'
+test_atom refs/tags/multiline subject:sanitize 'first-subject-line-second-subject-line'
 test_atom refs/tags/multiline contents:subject 'first subject line second subject line'
 test_atom refs/tags/multiline body 'first body line
 second body line
@@ -598,6 +679,7 @@ sig='-----BEGIN PGP SIGNATURE-----
 
 PREREQ=GPG
 test_atom refs/tags/signed-empty subject ''
+test_atom refs/tags/signed-empty subject:sanitize ''
 test_atom refs/tags/signed-empty contents:subject ''
 test_atom refs/tags/signed-empty body "$sig"
 test_atom refs/tags/signed-empty contents:body ''
@@ -605,6 +687,7 @@ test_atom refs/tags/signed-empty contents:signature "$sig"
 test_atom refs/tags/signed-empty contents "$sig"
 
 test_atom refs/tags/signed-short subject 'subject line'
+test_atom refs/tags/signed-short subject:sanitize 'subject-line'
 test_atom refs/tags/signed-short contents:subject 'subject line'
 test_atom refs/tags/signed-short body "$sig"
 test_atom refs/tags/signed-short contents:body ''
@@ -613,6 +696,7 @@ test_atom refs/tags/signed-short contents "subject line
 $sig"
 
 test_atom refs/tags/signed-long subject 'subject line'
+test_atom refs/tags/signed-long subject:sanitize 'subject-line'
 test_atom refs/tags/signed-long contents:subject 'subject line'
 test_atom refs/tags/signed-long body "body contents
 $sig"
@@ -624,20 +708,81 @@ test_atom refs/tags/signed-long contents "subject line
 body contents
 $sig"
 
-cat >expected <<EOF
-$(git rev-parse refs/tags/bogo) <committer@example.com> refs/tags/bogo
-$(git rev-parse refs/tags/master) <committer@example.com> refs/tags/master
-EOF
+test_expect_success 'set up refs pointing to tree and blob' '
+       git update-ref refs/mytrees/first refs/heads/main^{tree} &&
+       git update-ref refs/myblobs/first refs/heads/main:one
+'
+
+test_atom refs/mytrees/first subject ""
+test_atom refs/mytrees/first contents:subject ""
+test_atom refs/mytrees/first body ""
+test_atom refs/mytrees/first contents:body ""
+test_atom refs/mytrees/first contents:signature ""
+test_atom refs/mytrees/first contents ""
+
+test_atom refs/myblobs/first subject ""
+test_atom refs/myblobs/first contents:subject ""
+test_atom refs/myblobs/first body ""
+test_atom refs/myblobs/first contents:body ""
+test_atom refs/myblobs/first contents:signature ""
+test_atom refs/myblobs/first contents ""
+
+test_expect_success 'set up multiple-sort tags' '
+       for when in 100000 200000
+       do
+               for email in user1 user2
+               do
+                       for ref in ref1 ref2
+                       do
+                               GIT_COMMITTER_DATE="@$when +0000" \
+                               GIT_COMMITTER_EMAIL="$email@example.com" \
+                               git tag -m "tag $ref-$when-$email" \
+                               multi-$ref-$when-$email || return 1
+                       done
+               done
+       done
+'
 
 test_expect_success 'Verify sort with multiple keys' '
-       git for-each-ref --format="%(objectname) %(taggeremail) %(refname)" --sort=objectname --sort=taggeremail \
-               refs/tags/bogo refs/tags/master > actual &&
+       cat >expected <<-\EOF &&
+       100000 <user1@example.com> refs/tags/multi-ref2-100000-user1
+       100000 <user1@example.com> refs/tags/multi-ref1-100000-user1
+       100000 <user2@example.com> refs/tags/multi-ref2-100000-user2
+       100000 <user2@example.com> refs/tags/multi-ref1-100000-user2
+       200000 <user1@example.com> refs/tags/multi-ref2-200000-user1
+       200000 <user1@example.com> refs/tags/multi-ref1-200000-user1
+       200000 <user2@example.com> refs/tags/multi-ref2-200000-user2
+       200000 <user2@example.com> refs/tags/multi-ref1-200000-user2
+       EOF
+       git for-each-ref \
+               --format="%(taggerdate:unix) %(taggeremail) %(refname)" \
+               --sort=-refname \
+               --sort=taggeremail \
+               --sort=taggerdate \
+               "refs/tags/multi-*" >actual &&
        test_cmp expected actual
 '
 
+test_expect_success 'equivalent sorts fall back on refname' '
+       cat >expected <<-\EOF &&
+       100000 <user1@example.com> refs/tags/multi-ref1-100000-user1
+       100000 <user2@example.com> refs/tags/multi-ref1-100000-user2
+       100000 <user1@example.com> refs/tags/multi-ref2-100000-user1
+       100000 <user2@example.com> refs/tags/multi-ref2-100000-user2
+       200000 <user1@example.com> refs/tags/multi-ref1-200000-user1
+       200000 <user2@example.com> refs/tags/multi-ref1-200000-user2
+       200000 <user1@example.com> refs/tags/multi-ref2-200000-user1
+       200000 <user2@example.com> refs/tags/multi-ref2-200000-user2
+       EOF
+       git for-each-ref \
+               --format="%(taggerdate:unix) %(taggeremail) %(refname)" \
+               --sort=taggerdate \
+               "refs/tags/multi-*" >actual &&
+       test_cmp expected actual
+'
 
 test_expect_success 'do not dereference NULL upon %(HEAD) on unborn branch' '
-       test_when_finished "git checkout master" &&
+       test_when_finished "git checkout main" &&
        git for-each-ref --format="%(HEAD) %(refname:short)" refs/heads/ >actual &&
        sed -e "s/^\* /  /" actual >expect &&
        git checkout --orphan orphaned-branch &&
@@ -669,84 +814,163 @@ test_expect_success 'set up trailers for next test' '
        EOF
 '
 
-test_expect_success '%(trailers:unfold) unfolds trailers' '
-       git for-each-ref --format="%(trailers:unfold)" refs/heads/master >actual &&
-       {
-               unfold <trailers
-               echo
-       } >expect &&
-       test_cmp expect actual
-'
+test_trailer_option () {
+       title=$1 option=$2
+       cat >expect
+       test_expect_success "$title" '
+               git for-each-ref --format="%($option)" refs/heads/main >actual &&
+               test_cmp expect actual &&
+               git for-each-ref --format="%(contents:$option)" refs/heads/main >actual &&
+               test_cmp expect actual
+       '
+}
 
-test_expect_success '%(trailers:only) shows only "key: value" trailers' '
-       git for-each-ref --format="%(trailers:only)" refs/heads/master >actual &&
-       {
-               grep -v patch.description <trailers &&
-               echo
-       } >expect &&
-       test_cmp expect actual
-'
+test_trailer_option '%(trailers:unfold) unfolds trailers' \
+       'trailers:unfold' <<-EOF
+       $(unfold <trailers)
 
-test_expect_success '%(trailers:only) and %(trailers:unfold) work together' '
-       git for-each-ref --format="%(trailers:only,unfold)" refs/heads/master >actual &&
-       git for-each-ref --format="%(trailers:unfold,only)" refs/heads/master >reverse &&
-       test_cmp actual reverse &&
-       {
-               grep -v patch.description <trailers | unfold &&
-               echo
-       } >expect &&
-       test_cmp expect actual
-'
+       EOF
 
-test_expect_success '%(contents:trailers:unfold) unfolds trailers' '
-       git for-each-ref --format="%(contents:trailers:unfold)" refs/heads/master >actual &&
-       {
-               unfold <trailers
-               echo
-       } >expect &&
-       test_cmp expect actual
-'
+test_trailer_option '%(trailers:only) shows only "key: value" trailers' \
+       'trailers:only' <<-EOF
+       $(grep -v patch.description <trailers)
 
-test_expect_success '%(contents:trailers:only) shows only "key: value" trailers' '
-       git for-each-ref --format="%(contents:trailers:only)" refs/heads/master >actual &&
-       {
-               grep -v patch.description <trailers &&
-               echo
-       } >expect &&
-       test_cmp expect actual
-'
+       EOF
 
-test_expect_success '%(contents:trailers:only) and %(contents:trailers:unfold) work together' '
-       git for-each-ref --format="%(contents:trailers:only,unfold)" refs/heads/master >actual &&
-       git for-each-ref --format="%(contents:trailers:unfold,only)" refs/heads/master >reverse &&
-       test_cmp actual reverse &&
-       {
-               grep -v patch.description <trailers | unfold &&
-               echo
-       } >expect &&
-       test_cmp expect actual
-'
+test_trailer_option '%(trailers:only=no,only=true) shows only "key: value" trailers' \
+       'trailers:only=no,only=true' <<-EOF
+       $(grep -v patch.description <trailers)
 
-test_expect_success '%(trailers) rejects unknown trailers arguments' '
-       # error message cannot be checked under i18n
-       cat >expect <<-EOF &&
+       EOF
+
+test_trailer_option '%(trailers:only=yes) shows only "key: value" trailers' \
+       'trailers:only=yes' <<-EOF
+       $(grep -v patch.description <trailers)
+
+       EOF
+
+test_trailer_option '%(trailers:only=no) shows all trailers' \
+       'trailers:only=no' <<-EOF
+       $(cat trailers)
+
+       EOF
+
+test_trailer_option '%(trailers:only) and %(trailers:unfold) work together' \
+       'trailers:only,unfold' <<-EOF
+       $(grep -v patch.description <trailers | unfold)
+
+       EOF
+
+test_trailer_option '%(trailers:unfold) and %(trailers:only) work together' \
+       'trailers:unfold,only' <<-EOF
+       $(grep -v patch.description <trailers | unfold)
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo) shows that trailer' \
+       'trailers:key=Signed-off-by' <<-EOF
+       Signed-off-by: A U Thor <author@example.com>
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo) is case insensitive' \
+       'trailers:key=SiGned-oFf-bY' <<-EOF
+       Signed-off-by: A U Thor <author@example.com>
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo:) trailing colon also works' \
+       'trailers:key=Signed-off-by:' <<-EOF
+       Signed-off-by: A U Thor <author@example.com>
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo) multiple keys' \
+       'trailers:key=Reviewed-by:,key=Signed-off-by' <<-EOF
+       Reviewed-by: A U Thor <author@example.com>
+       Signed-off-by: A U Thor <author@example.com>
+
+       EOF
+
+test_trailer_option '%(trailers:key=nonexistent) becomes empty' \
+       'trailers:key=Shined-off-by:' <<-EOF
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo) handles multiple lines even if folded' \
+       'trailers:key=Acked-by' <<-EOF
+       $(grep -v patch.description <trailers | grep -v Signed-off-by | grep -v Reviewed-by)
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo,unfold) properly unfolds' \
+       'trailers:key=Signed-Off-by,unfold' <<-EOF
+       $(unfold <trailers | grep Signed-off-by)
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo,only=no) also includes nontrailer lines' \
+       'trailers:key=Signed-off-by,only=no' <<-EOF
+       Signed-off-by: A U Thor <author@example.com>
+       $(grep patch.description <trailers)
+
+       EOF
+
+test_trailer_option '%(trailers:key=foo,valueonly) shows only value' \
+       'trailers:key=Signed-off-by,valueonly' <<-EOF
+       A U Thor <author@example.com>
+
+       EOF
+
+test_trailer_option '%(trailers:separator) changes separator' \
+       'trailers:separator=%x2C,key=Reviewed-by,key=Signed-off-by:' <<-EOF
+       Reviewed-by: A U Thor <author@example.com>,Signed-off-by: A U Thor <author@example.com>
+       EOF
+
+test_trailer_option '%(trailers:key_value_separator) changes key-value separator' \
+       'trailers:key_value_separator=%x2C,key=Reviewed-by,key=Signed-off-by:' <<-EOF
+       Reviewed-by,A U Thor <author@example.com>
+       Signed-off-by,A U Thor <author@example.com>
+
+       EOF
+
+test_trailer_option '%(trailers:separator,key_value_separator) changes both separators' \
+       'trailers:separator=%x2C,key_value_separator=%x2C,key=Reviewed-by,key=Signed-off-by:' <<-EOF
+       Reviewed-by,A U Thor <author@example.com>,Signed-off-by,A U Thor <author@example.com>
+       EOF
+
+test_failing_trailer_option () {
+       title=$1 option=$2
+       cat >expect
+       test_expect_success "$title" '
+               # error message cannot be checked under i18n
+               test_must_fail git for-each-ref --format="%($option)" refs/heads/main 2>actual &&
+               test_i18ncmp expect actual &&
+               test_must_fail git for-each-ref --format="%(contents:$option)" refs/heads/main 2>actual &&
+               test_i18ncmp expect actual
+       '
+}
+
+test_failing_trailer_option '%(trailers) rejects unknown trailers arguments' \
+       'trailers:unsupported' <<-\EOF
        fatal: unknown %(trailers) argument: unsupported
        EOF
-       test_must_fail git for-each-ref --format="%(trailers:unsupported)" 2>actual &&
-       test_i18ncmp expect actual
-'
 
-test_expect_success '%(contents:trailers) rejects unknown trailers arguments' '
-       # error message cannot be checked under i18n
+test_failing_trailer_option '%(trailers:key) without value is error' \
+       'trailers:key' <<-\EOF
+       fatal: expected %(trailers:key=<value>)
+       EOF
+
+test_expect_success 'if arguments, %(contents:trailers) shows error if colon is missing' '
        cat >expect <<-EOF &&
-       fatal: unknown %(trailers) argument: unsupported
+       fatal: unrecognized %(contents) argument: trailersonly
        EOF
-       test_must_fail git for-each-ref --format="%(contents:trailers:unsupported)" 2>actual &&
+       test_must_fail git for-each-ref --format="%(contents:trailersonly)" 2>actual &&
        test_i18ncmp expect actual
 '
 
 test_expect_success 'basic atom: head contents:trailers' '
-       git for-each-ref --format="%(contents:trailers)" refs/heads/master >actual &&
+       git for-each-ref --format="%(contents:trailers)" refs/heads/main >actual &&
        sanitize_pgp <actual >actual.clean &&
        # git for-each-ref ends with a blank line
        cat >expect <<-EOF &&
@@ -775,16 +999,16 @@ test_expect_success 'trailer parsing not fooled by --- line' '
                echo "trailer: right" &&
                echo
        } >expect &&
-       git for-each-ref --format="%(trailers)" refs/heads/master >actual &&
+       git for-each-ref --format="%(trailers)" refs/heads/main >actual &&
        test_cmp expect actual
 '
 
 test_expect_success 'Add symbolic ref for the following tests' '
-       git symbolic-ref refs/heads/sym refs/heads/master
+       git symbolic-ref refs/heads/sym refs/heads/main
 '
 
 cat >expected <<EOF
-refs/heads/master
+refs/heads/main
 EOF
 
 test_expect_success 'Verify usage of %(symref) atom' '
@@ -793,7 +1017,7 @@ test_expect_success 'Verify usage of %(symref) atom' '
 '
 
 cat >expected <<EOF
-heads/master
+heads/main
 EOF
 
 test_expect_success 'Verify usage of %(symref:short) atom' '
@@ -802,8 +1026,8 @@ test_expect_success 'Verify usage of %(symref:short) atom' '
 '
 
 cat >expected <<EOF
-master
-heads/master
+main
+heads/main
 EOF
 
 test_expect_success 'Verify usage of %(symref:lstrip) atom' '
@@ -832,22 +1056,23 @@ test_expect_success ':remotename and :remoteref' '
        (
                cd remote-tests &&
                test_commit initial &&
+               git branch -M main &&
                git remote add from fifth.coffee:blub &&
-               git config branch.master.remote from &&
-               git config branch.master.merge refs/heads/stable &&
+               git config branch.main.remote from &&
+               git config branch.main.merge refs/heads/stable &&
                git remote add to southridge.audio:repo &&
                git config remote.to.push "refs/heads/*:refs/heads/pushed/*" &&
-               git config branch.master.pushRemote to &&
+               git config branch.main.pushRemote to &&
                for pair in "%(upstream)=refs/remotes/from/stable" \
                        "%(upstream:remotename)=from" \
                        "%(upstream:remoteref)=refs/heads/stable" \
-                       "%(push)=refs/remotes/to/pushed/master" \
+                       "%(push)=refs/remotes/to/pushed/main" \
                        "%(push:remotename)=to" \
-                       "%(push:remoteref)=refs/heads/pushed/master"
+                       "%(push:remoteref)=refs/heads/pushed/main"
                do
                        echo "${pair#*=}" >expect &&
                        git for-each-ref --format="${pair%=*}" \
-                               refs/heads/master >actual &&
+                               refs/heads/main >actual &&
                        test_cmp expect actual
                done &&
                git branch push-simple &&
@@ -860,12 +1085,52 @@ test_expect_success ':remotename and :remoteref' '
 '
 
 test_expect_success 'for-each-ref --ignore-case ignores case' '
-       git for-each-ref --format="%(refname)" refs/heads/MASTER >actual &&
+       git for-each-ref --format="%(refname)" refs/heads/MAIN >actual &&
        test_must_be_empty actual &&
 
-       echo refs/heads/master >expect &&
+       echo refs/heads/main >expect &&
        git for-each-ref --format="%(refname)" --ignore-case \
-               refs/heads/MASTER >actual &&
+               refs/heads/MAIN >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'for-each-ref --ignore-case works on multiple sort keys' '
+       # name refs numerically to avoid case-insensitive filesystem conflicts
+       nr=0 &&
+       for email in a A b B
+       do
+               for subject in a A b B
+               do
+                       GIT_COMMITTER_EMAIL="$email@example.com" \
+                       git tag -m "tag $subject" icase-$(printf %02d $nr) &&
+                       nr=$((nr+1))||
+                       return 1
+               done
+       done &&
+       git for-each-ref --ignore-case \
+               --format="%(taggeremail) %(subject) %(refname)" \
+               --sort=refname \
+               --sort=subject \
+               --sort=taggeremail \
+               refs/tags/icase-* >actual &&
+       cat >expect <<-\EOF &&
+       <a@example.com> tag a refs/tags/icase-00
+       <a@example.com> tag A refs/tags/icase-01
+       <A@example.com> tag a refs/tags/icase-04
+       <A@example.com> tag A refs/tags/icase-05
+       <a@example.com> tag b refs/tags/icase-02
+       <a@example.com> tag B refs/tags/icase-03
+       <A@example.com> tag b refs/tags/icase-06
+       <A@example.com> tag B refs/tags/icase-07
+       <b@example.com> tag a refs/tags/icase-08
+       <b@example.com> tag A refs/tags/icase-09
+       <B@example.com> tag a refs/tags/icase-12
+       <B@example.com> tag A refs/tags/icase-13
+       <b@example.com> tag b refs/tags/icase-10
+       <b@example.com> tag B refs/tags/icase-11
+       <B@example.com> tag b refs/tags/icase-14
+       <B@example.com> tag B refs/tags/icase-15
+       EOF
        test_cmp expect actual
 '