ff73463d0b
(Merged from http://go/wvgerrit/160042.) Since we don't have access to std::format yet, this patch adds a function to wvutil to format text into a std::string. Bug: 255466913 Test: x86-64 Test: raven Change-Id: I28043da76af5b4772a29fa7e7241343caf9b54a1
65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
// Copyright 2022 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine License
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// Agreement.
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#include "string_format.h"
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include <string>
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namespace wvutil {
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TEST(StringFormatTest, SignedInteger) {
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constexpr char kFormat[] = "Version %d";
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constexpr char kResult[] = "Version -123";
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std::string result;
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EXPECT_TRUE(FormatString(&result, kFormat, -123));
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EXPECT_EQ(result, kResult);
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}
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TEST(StringFormatTest, UnsignedInteger) {
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constexpr char kFormat[] = "Version %u";
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constexpr char kResult[] = "Version 27";
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std::string result;
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EXPECT_TRUE(FormatString(&result, kFormat, 27));
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EXPECT_EQ(result, kResult);
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}
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TEST(StringFormatTest, HexInteger) {
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constexpr char kFormat[] = "Version %X";
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constexpr char kResult[] = "Version FF";
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std::string result;
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EXPECT_TRUE(FormatString(&result, kFormat, 0xFF));
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EXPECT_EQ(result, kResult);
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}
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TEST(StringFormatTest, Strings) {
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constexpr char kFormat[] = "Hello, %s.";
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constexpr char kResult[] = "Hello, DRM.";
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std::string result;
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EXPECT_TRUE(FormatString(&result, kFormat, "DRM"));
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EXPECT_EQ(result, kResult);
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}
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TEST(StringFormatTest, Nothing) {
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constexpr char kString[] = "No format fields.";
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std::string result;
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EXPECT_TRUE(FormatString(&result, kString));
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EXPECT_EQ(result, kString);
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}
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TEST(StringFormatTest, NullOutput) {
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constexpr char kString[] = "This will never be referenced.";
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EXPECT_FALSE(FormatString(nullptr, kString));
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}
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TEST(StringFormatTest, NullFormat) {
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std::string result;
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EXPECT_FALSE(FormatString(&result, nullptr));
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EXPECT_TRUE(result.empty());
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}
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} // namespace wvutil
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