add humble-navigation2

navigation2/nav2_util/test/test_string_utils.cpp

@@ -0,0 +1,32 @@
+// Copyright (c) 2019 Intel Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <string>
+
+#include "nav2_util/string_utils.hpp"
+#include "gtest/gtest.h"
+
+using nav2_util::split;
+using nav2_util::Tokens;
+
+TEST(Split, SplitFunction)
+{
+  ASSERT_EQ(split("", ':'), Tokens({""}));
+  ASSERT_EQ(split("foo", ':'), Tokens{"foo"});
+  ASSERT_EQ(split("foo:bar", ':'), Tokens({"foo", "bar"}));
+  ASSERT_EQ(split("foo:bar:", ':'), Tokens({"foo", "bar", ""}));
+  ASSERT_EQ(split(":", ':'), Tokens({"", ""}));
+  ASSERT_EQ(split("foo::bar", ':'), Tokens({"foo", "", "bar"}));
+  ASSERT_TRUE(nav2_util::strip_leading_slash(std::string("/hi")) == std::string("hi"));
+}