blame: default to HEAD in a bare repo when no start commit is given

diff --git a/t/t5305-include-tag.sh b/t/t5305-include-tag.sh
index f314ad50791142b42c5f2807b5f086bbe9e1caad..a5eca210b8963c4881fd8be858d13b88401b9888 100755 (executable)
--- a/t/t5305-include-tag.sh
+++ b/t/t5305-include-tag.sh
@@ -25,58 +25,94 @@ test_expect_success setup '
        } >obj-list
 '
 
-rm -rf clone.git
 test_expect_success 'pack without --include-tag' '
-       packname_1=$(git pack-objects \
+       packname=$(git pack-objects \
                --window=0 \
-               test-1 <obj-list)
+               test-no-include <obj-list)
 '
 
 test_expect_success 'unpack objects' '
-       (
-               GIT_DIR=clone.git &&
-               export GIT_DIR &&
-               git init &&
-               git unpack-objects -n <test-1-${packname_1}.pack &&
-               git unpack-objects <test-1-${packname_1}.pack
-       )
+       rm -rf clone.git &&
+       git init clone.git &&
+       git -C clone.git unpack-objects <test-no-include-${packname}.pack
 '
 
 test_expect_success 'check unpacked result (have commit, no tag)' '
        git rev-list --objects $commit >list.expect &&
-       (
-               test_must_fail env GIT_DIR=clone.git git cat-file -e $tag &&
-               git rev-list --objects $commit
-       ) >list.actual &&
+       test_must_fail git -C clone.git cat-file -e $tag &&
+       git -C clone.git rev-list --objects $commit >list.actual &&
        test_cmp list.expect list.actual
 '
 
-rm -rf clone.git
 test_expect_success 'pack with --include-tag' '
-       packname_1=$(git pack-objects \
+       packname=$(git pack-objects \
                --window=0 \
                --include-tag \
-               test-2 <obj-list)
+               test-include <obj-list)
 '
 
 test_expect_success 'unpack objects' '
-       (
-               GIT_DIR=clone.git &&
-               export GIT_DIR &&
-               git init &&
-               git unpack-objects -n <test-2-${packname_1}.pack &&
-               git unpack-objects <test-2-${packname_1}.pack
-       )
+       rm -rf clone.git &&
+       git init clone.git &&
+       git -C clone.git unpack-objects <test-include-${packname}.pack
 '
 
 test_expect_success 'check unpacked result (have commit, have tag)' '
        git rev-list --objects mytag >list.expect &&
-       (
-               GIT_DIR=clone.git &&
-               export GIT_DIR &&
-               git rev-list --objects $tag
-       ) >list.actual &&
+       git -C clone.git rev-list --objects $tag >list.actual &&
        test_cmp list.expect list.actual
 '
 
+# A tag of a tag, where the "inner" tag is not otherwise
+# reachable, and a full peel points to a commit reachable from HEAD.
+test_expect_success 'create hidden inner tag' '
+       test_commit commit &&
+       git tag -m inner inner HEAD &&
+       git tag -m outer outer inner &&
+       git tag -d inner
+'
+
+test_expect_success 'pack explicit outer tag' '
+       packname=$(
+               {
+                       echo HEAD &&
+                       echo outer
+               } |
+               git pack-objects --revs test-hidden-explicit
+       )
+'
+
+test_expect_success 'unpack objects' '
+       rm -rf clone.git &&
+       git init clone.git &&
+       git -C clone.git unpack-objects <test-hidden-explicit-${packname}.pack
+'
+
+test_expect_success 'check unpacked result (have all objects)' '
+       git -C clone.git rev-list --objects $(git rev-parse outer HEAD)
+'
+
+test_expect_success 'pack implied outer tag' '
+       packname=$(
+               echo HEAD |
+               git pack-objects --revs --include-tag test-hidden-implied
+       )
+'
+
+test_expect_success 'unpack objects' '
+       rm -rf clone.git &&
+       git init clone.git &&
+       git -C clone.git unpack-objects <test-hidden-implied-${packname}.pack
+'
+
+test_expect_success 'check unpacked result (have all objects)' '
+       git -C clone.git rev-list --objects $(git rev-parse outer HEAD)
+'
+
+test_expect_success 'single-branch clone can transfer tag' '
+       rm -rf clone.git &&
+       git clone --no-local --single-branch -b master . clone.git &&
+       git -C clone.git fsck
+'
+
 test_done