diff options
| -rw-r--r-- | diff.c | 9 | ||||
| -rwxr-xr-x | t/t4027-diff-submodule.sh | 84 |
2 files changed, 90 insertions, 3 deletions
@@ -2029,9 +2029,14 @@ static int populate_from_stdin(struct diff_filespec *s) static int diff_populate_gitlink(struct diff_filespec *s, int size_only) { int len; - char *data = xmalloc(100); + char *data = xmalloc(100), *dirty = ""; + + /* Are we looking at the work tree? */ + if (!s->sha1_valid && is_submodule_modified(s->path)) + dirty = "-dirty"; + len = snprintf(data, 100, - "Subproject commit %s\n", sha1_to_hex(s->sha1)); + "Subproject commit %s%s\n", sha1_to_hex(s->sha1), dirty); s->data = data; s->size = len; s->should_free = 1; diff --git a/t/t4027-diff-submodule.sh b/t/t4027-diff-submodule.sh index 5cf8924b21..83c1914771 100755 --- a/t/t4027-diff-submodule.sh +++ b/t/t4027-diff-submodule.sh @@ -32,7 +32,8 @@ test_expect_success setup ' cd sub && git rev-list HEAD ) && - echo ":160000 160000 $3 $_z40 M sub" >expect + echo ":160000 160000 $3 $_z40 M sub" >expect && + subtip=$3 subprev=$2 ' test_expect_success 'git diff --raw HEAD' ' @@ -50,6 +51,87 @@ test_expect_success 'git diff-files --raw' ' test_cmp expect actual.files ' +expect_from_to () { + printf "%sSubproject commit %s\n+Subproject commit %s\n" \ + "-" "$1" "$2" +} + +test_expect_success 'git diff HEAD' ' + git diff HEAD >actual && + sed -e "1,/^@@/d" actual >actual.body && + expect_from_to >expect.body $subtip $subprev && + test_cmp expect.body actual.body +' + +test_expect_success 'git diff HEAD with dirty submodule (work tree)' ' + echo >>sub/world && + git diff HEAD >actual && + sed -e "1,/^@@/d" actual >actual.body && + expect_from_to >expect.body $subtip $subprev-dirty && + test_cmp expect.body actual.body +' + +test_expect_success 'git diff HEAD with dirty submodule (index)' ' + ( + cd sub && + git reset --hard && + echo >>world && + git add world + ) && + git diff HEAD >actual && + sed -e "1,/^@@/d" actual >actual.body && + expect_from_to >expect.body $subtip $subprev-dirty && + test_cmp expect.body actual.body +' + +test_expect_success 'git diff HEAD with dirty submodule (untracked)' ' + ( + cd sub && + git reset --hard && + git clean -qfdx && + >cruft + ) && + git diff HEAD >actual && + sed -e "1,/^@@/d" actual >actual.body && + expect_from_to >expect.body $subtip $subprev-dirty && + test_cmp expect.body actual.body +' + +test_expect_success 'git diff HEAD with dirty submodule (work tree, refs match)' ' + git commit -m "x" sub && + echo >>sub/world && + git diff HEAD >actual && + sed -e "1,/^@@/d" actual >actual.body && + expect_from_to >expect.body $subprev $subprev-dirty && + test_cmp expect.body actual.body +' + +test_expect_success 'git diff HEAD with dirty submodule (index, refs match)' ' + ( + cd sub && + git reset --hard && + echo >>world && + git add world + ) && + git diff HEAD >actual && + sed -e "1,/^@@/d" actual >actual.body && + expect_from_to >expect.body $subprev $subprev-dirty && + test_cmp expect.body actual.body +' + +test_expect_success 'git diff HEAD with dirty submodule (untracked, refs match)' ' + ( + cd sub && + git reset --hard && + git clean -qfdx && + >cruft + ) && + git diff HEAD >actual && + sed -e "1,/^@@/d" actual >actual.body && + expect_from_to >expect.body $subprev $subprev-dirty && + test_cmp expect.body actual.body +' + test_expect_success 'git diff (empty submodule dir)' ' : >empty && rm -rf sub/* sub/.git && |