expect_askpass pass user@host
'
+test_expect_success 'set up repo with http submodules' '
+ git init super &&
+ set_askpass user@host pass@host &&
+ (
+ cd super &&
+ git submodule add "$HTTPD_URL/auth/dumb/repo.git" sub &&
+ git commit -m "add submodule"
+ )
+'
+
+test_expect_success 'cmdline credential config passes to submodule via clone' '
+ set_askpass wrong pass@host &&
+ test_must_fail git clone --recursive super super-clone &&
+ rm -rf super-clone &&
+
+ set_askpass wrong pass@host &&
+ git -c "credential.$HTTPD_URL.username=user@host" \
+ clone --recursive super super-clone &&
+ expect_askpass pass user@host
+'
+
+test_expect_success 'cmdline credential config passes submodule via fetch' '
+ set_askpass wrong pass@host &&
+ test_must_fail git -C super-clone fetch --recurse-submodules &&
+
+ set_askpass wrong pass@host &&
+ git -C super-clone \
+ -c "credential.$HTTPD_URL.username=user@host" \
+ fetch --recurse-submodules &&
+ expect_askpass pass user@host
+'
+
+test_expect_success 'cmdline credential config passes submodule update' '
+ # advance the submodule HEAD so that a fetch is required
+ git commit --allow-empty -m foo &&
+ git push "$HTTPD_DOCUMENT_ROOT_PATH/auth/dumb/repo.git" HEAD &&
+ sha1=$(git rev-parse HEAD) &&
+ git -C super-clone update-index --cacheinfo 160000,$sha1,sub &&
+
+ set_askpass wrong pass@host &&
+ test_must_fail git -C super-clone submodule update &&
+
+ set_askpass wrong pass@host &&
+ git -C super-clone \
+ -c "credential.$HTTPD_URL.username=user@host" \
+ submodule update &&
+ expect_askpass pass user@host
+'
+
test_expect_success 'fetch changes via http' '
echo content >>file &&
git commit -a -m two &&