t9155: fix compatibility with older SVN

diff --git a/t/t7502-commit.sh b/t/t7502-commit.sh
index 844fb43c6db1ae4e9b8a3cda6156af359e9f639e..ac2e187a5720d1ff947e58073dd6cc403ef40d5d 100755 (executable)
--- a/t/t7502-commit.sh
+++ b/t/t7502-commit.sh
@@ -4,8 +4,76 @@ test_description='git commit porcelain-ish'
 
 . ./test-lib.sh
 
+# Arguments: [<prefix] [<commit message>] [<commit options>]
+check_summary_oneline() {
+       test_tick &&
+       git commit ${3+"$3"} -m "$2" | head -1 > act &&
+
+       # branch name
+       SUMMARY_PREFIX="$(git name-rev --name-only HEAD)" &&
+
+       # append the "special" prefix, like "root-commit", "detached HEAD"
+       if test -n "$1"
+       then
+               SUMMARY_PREFIX="$SUMMARY_PREFIX ($1)"
+       fi
+
+       # abbrev SHA-1
+       SUMMARY_POSTFIX="$(git log -1 --pretty='format:%h')"
+       echo "[$SUMMARY_PREFIX $SUMMARY_POSTFIX] $2" >exp &&
+
+       test_cmp exp act
+}
+
+test_expect_success 'output summary format' '
+
+       echo new >file1 &&
+       git add file1 &&
+       check_summary_oneline "root-commit" "initial" &&
+
+       echo change >>file1 &&
+       git add file1 &&
+       check_summary_oneline "" "a change"
+'
+
+test_expect_success 'output summary format for commit with an empty diff' '
+
+       check_summary_oneline "" "empty" "--allow-empty"
+'
+
+test_expect_success 'output summary format for merges' '
+
+       git checkout -b recursive-base &&
+       test_commit base file1 &&
+
+       git checkout -b recursive-a recursive-base &&
+       test_commit commit-a file1 &&
+
+       git checkout -b recursive-b recursive-base &&
+       test_commit commit-b file1 &&
+
+       # conflict
+       git checkout recursive-a &&
+       test_must_fail git merge recursive-b &&
+       # resolve the conflict
+       echo commit-a > file1 &&
+       git add file1 &&
+       check_summary_oneline "" "Merge"
+'
+
+output_tests_cleanup() {
+       # this is needed for "do not fire editor in the presence of conflicts"
+       git checkout master &&
+
+       # this is needed for the "partial removal" test to pass
+       git rm file1 &&
+       git commit -m "cleanup"
+}
+
 test_expect_success 'the basics' '
 
+       output_tests_cleanup &&
+
        echo doing partial >"commit is" &&
        mkdir not &&
        echo very much encouraged but we should >not/forbid &&
@@ -35,7 +103,7 @@ test_expect_success 'partial' '
 
 '
 
-test_expect_success 'partial modification in a subdirecotry' '
+test_expect_success 'partial modification in a subdirectory' '
 
        test_tick &&
        git commit -m "partial commit to subdirectory" not &&