sha1_name.c: get_describe_name() by definition groks only commits

diff --git a/t/t7501-commit.sh b/t/t7501-commit.sh
index bf025df6e1fb22d24f5f85f8fe0dcae8722ffbbb..8bb38337a9796142bc091c2b108f7f9e79b0f377 100755 (executable)
--- a/t/t7501-commit.sh
+++ b/t/t7501-commit.sh
@@ -94,6 +94,46 @@ test_expect_success 'amend commit' '
        EDITOR=./editor git commit --amend
 '
 
+test_expect_success 'set up editor' '
+       cat >editor <<-\EOF &&
+       #!/bin/sh
+       sed -e "s/unamended/amended/g" <"$1" >"$1-"
+       mv "$1-" "$1"
+       EOF
+       chmod 755 editor
+'
+
+test_expect_success 'amend without launching editor' '
+       echo unamended >expect &&
+       git commit --allow-empty -m "unamended" &&
+       echo needs more bongo >file &&
+       git add file &&
+       EDITOR=./editor git commit --no-edit --amend &&
+       git diff --exit-code HEAD -- file &&
+       git diff-tree -s --format=%s HEAD >msg &&
+       test_cmp expect msg
+'
+
+test_expect_success '--amend --edit' '
+       echo amended >expect &&
+       git commit --allow-empty -m "unamended" &&
+       echo bongo again >file &&
+       git add file &&
+       EDITOR=./editor git commit --edit --amend &&
+       git diff-tree -s --format=%s HEAD >msg &&
+       test_cmp expect msg
+'
+
+test_expect_success '-m --edit' '
+       echo amended >expect &&
+       git commit --allow-empty -m buffer &&
+       echo bongo bongo >file &&
+       git add file &&
+       EDITOR=./editor git commit -m unamended --edit &&
+       git diff-tree -s  --format=%s HEAD >msg &&
+       test_cmp expect msg
+'
+
 test_expect_success '-m and -F do not mix' '
        echo enough with the bongos >file &&
        test_must_fail git commit -F msg -m amending .