diff --git a/test/input.c b/test/input.c
index e908c9b..88b6731 100644
--- a/test/input.c
+++ b/test/input.c
@@ -126,6 +126,24 @@ TEST two_in_one(void) {
 	PASS();
 }
 
+TEST label(void) {
+	struct libscomm_input in;
+	struct libscomm_line l;
+	char s[] = ":N a m e\tArg 1\tArg 2\tArg 3\n";
+	char *p = s;
+
+	libscomm_reset(&in);
+	ASSERT_EQ(libscomm_read(&in, &p, &l), LIBSCOMM_COMPLETE);
+	ASSERT_EQ(l.name, 1);
+	ASSERT_EQ(l.len, 4);
+	ASSERT_STR_EQ(l.buf[0], ":N a m e");
+	ASSERT_STR_EQ(l.buf[1], "Arg 1");
+	ASSERT_STR_EQ(l.buf[2], "Arg 2");
+	ASSERT_STR_EQ(l.buf[3], "Arg 3");
+
+	PASS();
+}
+
 GREATEST_MAIN_DEFS();
 
 int main(int argc, char *argv[]) {
@@ -137,6 +155,7 @@ int main(int argc, char *argv[]) {
 	RUN_TEST(arg_limit);
 	RUN_TEST(too_many_arg);
 	RUN_TEST(two_in_one);
+	RUN_TEST(label);
 
 	GREATEST_MAIN_END();
 }