completion tests: check __gitdir()'s output in the error cases

The __gitdir() helper function shouldn't output anything if not in a git repository. The relevant tests only checked its error code, so extend them to ensure that there's no output. Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

SZEDER Gábor committed Feb 3, 2017 at 03:48 UTC 8f0fa85d4d21b67f80d408dd75b35623d829511e
1 file changed +5 -3
t/t9902-completion.sh
+5 -3
@@ -215,8 +215,9 @@ test_expect_success '__gitdir - non-existing $GIT_DIR' '
215 (
216 GIT_DIR="$ROOT/non-existing" &&
217 export GIT_DIR &&
218 - test_must_fail __gitdir
219 - )
218 + test_must_fail __gitdir >"$actual"
219 + ) &&
220 + test_must_be_empty "$actual"
221 '
222
223 test_expect_success '__gitdir - gitfile in cwd' '
@@ -255,7 +256,8 @@ test_expect_success SYMLINKS '__gitdir - resulting path avoids symlinks' '
256 '
257
258 test_expect_success '__gitdir - not a git repository' '
258 - nongit test_must_fail __gitdir
259 + nongit test_must_fail __gitdir >"$actual" &&
260 + test_must_be_empty "$actual"
261 '
262
263 test_expect_success '__gitcomp - trailing space - options' '