xref: /aosp_15_r20/external/pdfium/testing/fx_string_testhelpers.h (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1 // Copyright 2014 The PDFium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef TESTING_FX_STRING_TESTHELPERS_H_
6 #define TESTING_FX_STRING_TESTHELPERS_H_
7 
8 #include <iosfwd>
9 #include <memory>
10 #include <string>
11 #include <vector>
12 
13 #include "public/fpdfview.h"
14 #include "testing/free_deleter.h"
15 
16 class CFX_DateTime;
17 
18 // Output stream operator so GTEST macros work with CFX_DateTime objects.
19 std::ostream& operator<<(std::ostream& os, const CFX_DateTime& dt);
20 
21 std::vector<std::string> StringSplit(const std::string& str, char delimiter);
22 
23 // Converts a FPDF_WIDESTRING to a std::string.
24 // Deals with differences between UTF16LE and UTF8.
25 std::string GetPlatformString(FPDF_WIDESTRING wstr);
26 
27 // Converts a FPDF_WIDESTRING to a std::wstring.
28 // Deals with differences between UTF16LE and wchar_t.
29 std::wstring GetPlatformWString(FPDF_WIDESTRING wstr);
30 
31 using ScopedFPDFWideString = std::unique_ptr<FPDF_WCHAR, pdfium::FreeDeleter>;
32 
33 // Returns a newly allocated FPDF_WIDESTRING.
34 // Deals with differences between UTF16LE and wchar_t.
35 ScopedFPDFWideString GetFPDFWideString(const std::wstring& wstr);
36 
37 // Returns a FPDF_WCHAR vector of |length_bytes| bytes. |length_bytes| must be a
38 // multiple of sizeof(FPDF_WCHAR).
39 std::vector<FPDF_WCHAR> GetFPDFWideStringBuffer(size_t length_bytes);
40 
41 #endif  // TESTING_FX_STRING_TESTHELPERS_H_
42