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624340b32f
Bug: none Change-Id: Ibc366dc30f0fc8ef098e66b8ffd982c0046db6d2 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/261449 Commit-Queue: Harald Alvestrand <hta@webrtc.org> Auto-Submit: Tomas Gunnarsson <tommi@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/main@{#36805}
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/*
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* Copyright 2020 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "rtc_base/strings/string_format.h"
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#include <vector>
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#include "absl/strings/string_view.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/string_encode.h"
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#include "test/gtest.h"
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namespace rtc {
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TEST(StringFormatTest, Empty) {
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EXPECT_EQ("", StringFormat("%s", ""));
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}
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TEST(StringFormatTest, Misc) {
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EXPECT_EQ("123hello w", StringFormat("%3d%2s %1c", 123, "hello", 'w'));
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EXPECT_EQ("3 = three", StringFormat("%d = %s", 1 + 2, "three"));
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}
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TEST(StringFormatTest, MaxSizeShouldWork) {
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const int kSrcLen = 512;
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char str[kSrcLen];
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std::fill_n(str, kSrcLen, 'A');
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str[kSrcLen - 1] = 0;
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EXPECT_EQ(str, StringFormat("%s", str));
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}
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// Test that formating a string using `absl::string_view` works as expected
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// whe using `%.*s`.
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TEST(StringFormatTest, FormatStringView) {
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const std::string main_string("This is a substring test.");
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std::vector<absl::string_view> string_views = rtc::split(main_string, ' ');
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ASSERT_EQ(string_views.size(), 5u);
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const absl::string_view& sv = string_views[3];
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std::string formatted =
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StringFormat("We have a %.*s.", static_cast<int>(sv.size()), sv.data());
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EXPECT_EQ(formatted.compare("We have a substring."), 0);
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}
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} // namespace rtc
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