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-rw-r--r--builtin/fetch.c3
-rwxr-xr-xt/t5702-protocol-v2.sh16
2 files changed, 19 insertions, 0 deletions
diff --git a/builtin/fetch.c b/builtin/fetch.c
index dfde96a..3f3fa08 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -1990,6 +1990,9 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
fetch_config_from_gitmodules(sfjc, rs);
}
+ if (negotiate_only && !negotiation_tip.nr)
+ die(_("--negotiate-only needs one or more --negotiate-tip=*"));
+
if (deepen_relative) {
if (deepen_relative < 0)
die(_("Negative depth in --deepen is not supported"));
diff --git a/t/t5702-protocol-v2.sh b/t/t5702-protocol-v2.sh
index 66af411..78de1ff 100755
--- a/t/t5702-protocol-v2.sh
+++ b/t/t5702-protocol-v2.sh
@@ -599,6 +599,22 @@ setup_negotiate_only () {
test_commit -C client three
}
+test_expect_success 'usage: --negotiate-only without --negotiation-tip' '
+ SERVER="server" &&
+ URI="file://$(pwd)/server" &&
+
+ setup_negotiate_only "$SERVER" "$URI" &&
+
+ cat >err.expect <<-\EOF &&
+ fatal: --negotiate-only needs one or more --negotiate-tip=*
+ EOF
+
+ test_must_fail git -c protocol.version=2 -C client fetch \
+ --negotiate-only \
+ origin 2>err.actual &&
+ test_cmp err.expect err.actual
+'
+
test_expect_success 'file:// --negotiate-only' '
SERVER="server" &&
URI="file://$(pwd)/server" &&