added simple tests for spliting arguments

test/bandit_tests/util_string.cc

@@ -101,10 +101,20 @@ go_bandit([]() {
         });
       });
 
-  bandit::describe("Testing function 'tokenize_comma_seperated_int_list'",
-                   []() {
-
-                   });
+  bandit::describe("Testing function 'split_args'", []() {
+    bandit::it("splits simple arguments", []() {
+      std::string test_args = "abc,def,ghi";
+      std::vector<std::string> expected = { "abc", "def", "ghi" };
+      std::vector<std::string> result = split_args(test_args);
+      AssertThat(result, EqualsContainer(expected));
+    });
+    bandit::it("allows for ',' to be escaped and removes the '\\'", []() {
+      std::string test_args = "abc,\"def\\,ghi\",jkl";
+      std::vector<std::string> expected = { "abc", "\"def,ghi\"", "jkl" };
+      std::vector<std::string> result = split_args(test_args);
+      AssertThat(result, EqualsContainer(expected));
+    });
+  });
 });
 int
 main(int argc, char **argv)