completion: consolidate test_completion*() tests

diff --git a/t/t3501-revert-cherry-pick.sh b/t/t3501-revert-cherry-pick.sh
index 595d2ff990ad3305f47977431c0b7d102ca3866b..34c86e5de69468fe7618383e556d1711cc49b0bb 100755 (executable)
--- a/t/t3501-revert-cherry-pick.sh
+++ b/t/t3501-revert-cherry-pick.sh
@@ -47,7 +47,7 @@ test_expect_success 'cherry-pick --nonsense' '
        git diff --exit-code HEAD &&
        test_must_fail git cherry-pick --nonsense 2>msg &&
        git diff --exit-code HEAD "$pos" &&
-       grep '[Uu]sage:' msg
+       test_i18ngrep '[Uu]sage:' msg
 '
 
 test_expect_success 'revert --nonsense' '
@@ -56,7 +56,7 @@ test_expect_success 'revert --nonsense' '
        git diff --exit-code HEAD &&
        test_must_fail git revert --nonsense 2>msg &&
        git diff --exit-code HEAD "$pos" &&
-       grep '[Uu]sage:' msg
+       test_i18ngrep '[Uu]sage:' msg
 '
 
 test_expect_success 'cherry-pick after renaming branch' '