reopen_tempfile(): truncate opened file

diff --git a/t/t0012-help.sh b/t/t0012-help.sh
index c096f33505f61634cb9a6195a753ae408f3830c7..bc27df7f383d14fb5fea6266591469c32e562c4e 100755 (executable)
--- a/t/t0012-help.sh
+++ b/t/t0012-help.sh
@@ -25,6 +25,15 @@ test_expect_success "setup" '
        EOF
 '
 
+# make sure to exercise these code paths, the output is a bit tricky
+# to verify
+test_expect_success 'basic help commands' '
+       git help >/dev/null &&
+       git help -a >/dev/null &&
+       git help -g >/dev/null &&
+       git help -av >/dev/null
+'
+
 test_expect_success "works for commands and guides by default" '
        configure_help &&
        git help status &&
@@ -57,9 +66,15 @@ test_expect_success 'git help' '
        test_i18ngrep "^   commit " help.output &&
        test_i18ngrep "^   fetch  " help.output
 '
+test_expect_success 'git help -g' '
+       git help -g >help.output &&
+       test_i18ngrep "^   attributes " help.output &&
+       test_i18ngrep "^   everyday   " help.output &&
+       test_i18ngrep "^   tutorial   " help.output
+'
 
 test_expect_success 'generate builtin list' '
-       git --list-builtins >builtins
+       git --list-cmds=builtins >builtins
 '
 
 while read builtin