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/*
* Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "rtc_base/strings/str_join.h"
#include <array>
#include <string>
#include <utility>
#include <vector>
#include "rtc_base/strings/string_builder.h"
#include "test/gtest.h"
namespace webrtc {
namespace {
TEST(StrJoinTest, CanJoinStringsFromVector) {
std::vector<std::string> strings = {"Hello", "World"};
std::string s = StrJoin(strings, " ");
EXPECT_EQ(s, "Hello World");
}
TEST(StrJoinTest, CanJoinNumbersFromArray) {
std::array<int, 3> numbers = {1, 2, 3};
std::string s = StrJoin(numbers, ",");
EXPECT_EQ(s, "1,2,3");
}
TEST(StrJoinTest, CanFormatElementsWhileJoining) {
std::vector<std::pair<std::string, std::string>> pairs = {
{"hello", "world"}, {"foo", "bar"}, {"fum", "gazonk"}};
std::string s = StrJoin(
pairs, ",",
[&](StringBuilder& sb, const std::pair<std::string, std::string>& p) {
sb << p.first << "=" << p.second;
});
EXPECT_EQ(s, "hello=world,foo=bar,fum=gazonk");
}
} // namespace
} // namespace webrtc
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