apply: do not read from beyond a symbolic link

diff --git a/t/t7502-commit.sh b/t/t7502-commit.sh
index 292bc082b2ecc74c652a740b55b888568a0b8eb2..6313da2cdd979c6264e7a255711c6e444b768b96 100755 (executable)
--- a/t/t7502-commit.sh
+++ b/t/t7502-commit.sh
@@ -171,10 +171,9 @@ test_expect_success 'verbose' '
 
 test_expect_success 'verbose respects diff config' '
 
-       git config color.diff always &&
+       test_config color.diff always &&
        git status -v >actual &&
-       grep "\[1mdiff --git" actual &&
-       git config --unset color.diff
+       grep "\[1mdiff --git" actual
 '
 
 mesg_with_comment_and_newlines='
@@ -263,32 +262,40 @@ test_expect_success 'cleanup commit message (fail on invalid cleanup mode config
 test_expect_success 'cleanup commit message (no config and no option uses default)' '
        echo content >>file &&
        git add file &&
-       test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
-       git commit --no-status &&
+       (
+         test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
+         git commit --no-status
+       ) &&
        commit_msg_is "commit message"
 '
 
 test_expect_success 'cleanup commit message (option overrides default)' '
        echo content >>file &&
        git add file &&
-       test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
-       git commit --cleanup=whitespace --no-status &&
+       (
+         test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
+         git commit --cleanup=whitespace --no-status
+       ) &&
        commit_msg_is "commit message # comment"
 '
 
 test_expect_success 'cleanup commit message (config overrides default)' '
        echo content >>file &&
        git add file &&
-       test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
-       git -c commit.cleanup=whitespace commit --no-status &&
+       (
+         test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
+         git -c commit.cleanup=whitespace commit --no-status
+       ) &&
        commit_msg_is "commit message # comment"
 '
 
 test_expect_success 'cleanup commit message (option overrides config)' '
        echo content >>file &&
        git add file &&
-       test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
-       git -c commit.cleanup=whitespace commit --cleanup=default &&
+       (
+         test_set_editor "$TEST_DIRECTORY"/t7500/add-content-and-comment &&
+         git -c commit.cleanup=whitespace commit --cleanup=default
+       ) &&
        commit_msg_is "commit message"
 '
 
@@ -354,6 +361,23 @@ test_expect_success !AUTOIDENT 'do not fire editor when committer is bogus' '
        test_cmp expect .git/result
 '
 
+test_expect_success 'do not fire editor if -m <msg> was given' '
+       echo tick >file &&
+       git add file &&
+       echo "editor not started" >.git/result &&
+       (GIT_EDITOR="\"$(pwd)/.git/FAKE_EDITOR\"" git commit -m tick) &&
+       test "$(cat .git/result)" = "editor not started"
+'
+
+test_expect_success 'do not fire editor if -m "" was given' '
+       echo tock >file &&
+       git add file &&
+       echo "editor not started" >.git/result &&
+       (GIT_EDITOR="\"$(pwd)/.git/FAKE_EDITOR\"" \
+        git commit -m "" --allow-empty-message) &&
+       test "$(cat .git/result)" = "editor not started"
+'
+
 test_expect_success 'do not fire editor in the presence of conflicts' '
 
        git clean -f &&
@@ -417,6 +441,18 @@ test_expect_success 'A single-liner subject with a token plus colon is not a foo
 
 '
 
+test_expect_success 'commit -s places sob on third line after two empty lines' '
+       git commit -s --allow-empty --allow-empty-message &&
+       cat <<-EOF >expect &&
+
+
+       Signed-off-by: $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>
+
+       EOF
+       sed -e "/^#/d" -e "s/^:.*//" .git/COMMIT_EDITMSG >actual &&
+       test_cmp expect actual
+'
+
 write_script .git/FAKE_EDITOR <<\EOF
 mv "$1" "$1.orig"
 (
@@ -427,16 +463,6 @@ EOF
 
 echo '## Custom template' >template
 
-clear_config () {
-       (
-               git config --unset-all "$1"
-               case $? in
-               0|5)    exit 0 ;;
-               *)      exit 1 ;;
-               esac
-       )
-}
-
 try_commit () {
        git reset --hard &&
        echo >>negative &&
@@ -452,67 +478,57 @@ try_commit () {
 try_commit_status_combo () {
 
        test_expect_success 'commit' '
-               clear_config commit.status &&
                try_commit "" &&
                test_i18ngrep "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit' '
-               clear_config commit.status &&
                try_commit "" &&
                test_i18ngrep "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit --status' '
-               clear_config commit.status &&
                try_commit --status &&
                test_i18ngrep "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit --no-status' '
-               clear_config commit.status &&
                try_commit --no-status &&
                test_i18ngrep ! "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit with commit.status = yes' '
-               clear_config commit.status &&
-               git config commit.status yes &&
+               test_config commit.status yes &&
                try_commit "" &&
                test_i18ngrep "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit with commit.status = no' '
-               clear_config commit.status &&
-               git config commit.status no &&
+               test_config commit.status no &&
                try_commit "" &&
                test_i18ngrep ! "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit --status with commit.status = yes' '
-               clear_config commit.status &&
-               git config commit.status yes &&
+               test_config commit.status yes &&
                try_commit --status &&
                test_i18ngrep "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit --no-status with commit.status = yes' '
-               clear_config commit.status &&
-               git config commit.status yes &&
+               test_config commit.status yes &&
                try_commit --no-status &&
                test_i18ngrep ! "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit --status with commit.status = no' '
-               clear_config commit.status &&
-               git config commit.status no &&
+               test_config commit.status no &&
                try_commit --status &&
                test_i18ngrep "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
 
        test_expect_success 'commit --no-status with commit.status = no' '
-               clear_config commit.status &&
-               git config commit.status no &&
+               test_config commit.status no &&
                try_commit --no-status &&
                test_i18ngrep ! "^# Changes to be committed:" .git/COMMIT_EDITMSG
        '
@@ -526,8 +542,7 @@ use_template="-t template"
 try_commit_status_combo
 
 test_expect_success 'commit --status with custom comment character' '
-       test_when_finished "git config --unset core.commentchar" &&
-       git config core.commentchar ";" &&
+       test_config core.commentchar ";" &&
        try_commit --status &&
        test_i18ngrep "^; Changes to be committed:" .git/COMMIT_EDITMSG
 '