1 files changed, 286 insertions, 0 deletions
diff --git a/Source/kwsys/testEncoding.cxx b/Source/kwsys/testEncoding.cxx
new file mode 100644
index 0000000..fdad1cd
--- /dev/null
+++ b/Source/kwsys/testEncoding.cxx
@@ -0,0 +1,286 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing#kwsys for details.  */
+#include "kwsysPrivate.h"
+
+#if defined(_MSC_VER)
+#  pragma warning(disable : 4786)
+#endif
+
+#include KWSYS_HEADER(Encoding.hxx)
+#include KWSYS_HEADER(Encoding.h)
+
+#include <algorithm>
+#include <iostream>
+#include <locale.h>
+#include <stdlib.h>
+#include <string.h>
+
+// Work-around CMake dependency scanning limitation.  This must
+// duplicate the above list of headers.
+#if 0
+#  include "Encoding.h.in"
+#  include "Encoding.hxx.in"
+#endif
+
+static const unsigned char helloWorldStrings[][32] = {
+  // English
+  { 'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd', 0 },
+  // Japanese
+  { 0xE3, 0x81, 0x93, 0xE3, 0x82, 0x93, 0xE3, 0x81, 0xAB, 0xE3, 0x81,
+    0xA1, 0xE3, 0x81, 0xAF, 0xE4, 0xB8, 0x96, 0xE7, 0x95, 0x8C, 0 },
+  // Arabic
+  { 0xD9, 0x85, 0xD8, 0xB1, 0xD8, 0xAD, 0xD8, 0xA8, 0xD8, 0xA7, 0x20, 0xD8,
+    0xA7, 0xD9, 0x84, 0xD8, 0xB9, 0xD8, 0xA7, 0xD9, 0x84, 0xD9, 0x85, 0 },
+  // Yiddish
+  { 0xD7, 0x94, 0xD7, 0xA2, 0xD7, 0x9C, 0xD7, 0x90, 0x20, 0xD7,
+    0x95, 0xD7, 0x95, 0xD7, 0xA2, 0xD7, 0x9C, 0xD7, 0x98, 0 },
+  // Russian
+  { 0xD0, 0xBF, 0xD1, 0x80, 0xD0, 0xB8, 0xD0, 0xB2, 0xD0, 0xB5,
+    0xD1, 0x82, 0x20, 0xD0, 0xBC, 0xD0, 0xB8, 0xD1, 0x80, 0 },
+  // Latin
+  { 0x4D, 0x75, 0x6E, 0x64, 0x75, 0x73, 0x20, 0x73, 0x61, 0x6C, 0x76, 0x65,
+    0 },
+  // Swahili
+  { 0x68, 0x75, 0x6A, 0x61, 0x6D, 0x62, 0x6F, 0x20, 0x44, 0x75, 0x6E, 0x69,
+    0x61, 0 },
+  // Icelandic
+  { 0x48, 0x61, 0x6C, 0x6C, 0xC3, 0xB3, 0x20, 0x68, 0x65, 0x69, 0x6D, 0x75,
+    0x72, 0 },
+  { 0 }
+};
+
+static int testHelloWorldEncoding()
+{
+  int ret = 0;
+  for (int i = 0; helloWorldStrings[i][0] != 0; i++) {
+    std::string str = reinterpret_cast<const char*>(helloWorldStrings[i]);
+    std::cout << str << std::endl;
+    std::wstring wstr = kwsys::Encoding::ToWide(str);
+    std::string str2 = kwsys::Encoding::ToNarrow(wstr);
+    wchar_t* c_wstr = kwsysEncoding_DupToWide(str.c_str());
+    char* c_str2 = kwsysEncoding_DupToNarrow(c_wstr);
+    if (!wstr.empty() && (str != str2 || strcmp(c_str2, str.c_str()))) {
+      std::cout << "converted string was different: " << str2 << std::endl;
+      std::cout << "converted string was different: " << c_str2 << std::endl;
+      ret++;
+    }
+    free(c_wstr);
+    free(c_str2);
+  }
+  return ret;
+}
+
+static int testRobustEncoding()
+{
+  // test that the conversion functions handle invalid
+  // unicode correctly/gracefully
+
+  // we manipulate the format flags of stdout, remember
+  // the original state here to restore before return
+  std::ios::fmtflags const& flags = std::cout.flags();
+
+  int ret = 0;
+  char cstr[] = { (char)-1, 0 };
+  // this conversion could fail
+  std::wstring wstr = kwsys::Encoding::ToWide(cstr);
+
+  wstr = kwsys::Encoding::ToWide(KWSYS_NULLPTR);
+  if (wstr != L"") {
+    const wchar_t* wcstr = wstr.c_str();
+    std::cout << "ToWide(NULL) returned";
+    for (size_t i = 0; i < wstr.size(); i++) {
+      std::cout << " " << std::hex << (int)wcstr[i];
+    }
+    std::cout << std::endl;
+    ret++;
+  }
+  wstr = kwsys::Encoding::ToWide("");
+  if (wstr != L"") {
+    const wchar_t* wcstr = wstr.c_str();
+    std::cout << "ToWide(\"\") returned";
+    for (size_t i = 0; i < wstr.size(); i++) {
+      std::cout << " " << std::hex << (int)wcstr[i];
+    }
+    std::cout << std::endl;
+    ret++;
+  }
+
+#ifdef _WIN32
+  // 16 bit wchar_t - we make an invalid surrogate pair
+  wchar_t cwstr[] = { 0xD801, 0xDA00, 0 };
+  // this conversion could fail
+  std::string win_str = kwsys::Encoding::ToNarrow(cwstr);
+#endif
+
+  std::string str = kwsys::Encoding::ToNarrow(KWSYS_NULLPTR);
+  if (str != "") {
+    std::cout << "ToNarrow(NULL) returned " << str << std::endl;
+    ret++;
+  }
+
+  str = kwsys::Encoding::ToNarrow(L"");
+  if (wstr != L"") {
+    std::cout << "ToNarrow(\"\") returned " << str << std::endl;
+    ret++;
+  }
+
+  std::cout.flags(flags);
+  return ret;
+}
+
+static int testWithNulls()
+{
+  int ret = 0;
+  std::vector<std::string> strings;
+  strings.push_back(std::string("ab") + '\0' + 'c');
+  strings.push_back(std::string("d") + '\0' + '\0' + 'e');
+  strings.push_back(std::string() + '\0' + 'f');
+  strings.push_back(std::string() + '\0' + '\0' + "gh");
+  strings.push_back(std::string("ij") + '\0');
+  strings.push_back(std::string("k") + '\0' + '\0');
+  strings.push_back(std::string("\0\0\0\0", 4) + "lmn" +
+                    std::string("\0\0\0\0", 4));
+  for (std::vector<std::string>::iterator it = strings.begin();
+       it != strings.end(); ++it) {
+    std::wstring wstr = kwsys::Encoding::ToWide(*it);
+    std::string str = kwsys::Encoding::ToNarrow(wstr);
+    std::string s(*it);
+    std::replace(s.begin(), s.end(), '\0', ' ');
+    std::cout << "'" << s << "' (" << it->size() << ")" << std::endl;
+    if (str != *it) {
+      std::replace(str.begin(), str.end(), '\0', ' ');
+      std::cout << "string with null was different: '" << str << "' ("
+                << str.size() << ")" << std::endl;
+      ret++;
+    }
+  }
+  return ret;
+}
+
+static int testCommandLineArguments()
+{
+  int status = 0;
+
+  char const* argv[2] = { "./app.exe", (char const*)helloWorldStrings[1] };
+
+  kwsys::Encoding::CommandLineArguments args(2, argv);
+  kwsys::Encoding::CommandLineArguments arg2 =
+    kwsys::Encoding::CommandLineArguments(args);
+
+  char const* const* u8_argv = args.argv();
+  for (int i = 0; i < args.argc(); i++) {
+    char const* u8_arg = u8_argv[i];
+    if (strcmp(argv[i], u8_arg) != 0) {
+      std::cout << "argv[" << i << "] " << argv[i] << " != " << u8_arg
+                << std::endl;
+      status++;
+    }
+  }
+
+  kwsys::Encoding::CommandLineArguments args3 =
+    kwsys::Encoding::CommandLineArguments::Main(2, argv);
+
+  return status;
+}
+
+static int testToWindowsExtendedPath()
+{
+#ifdef _WIN32
+  int ret = 0;
+  if (kwsys::Encoding::ToWindowsExtendedPath(
+        "L:\\Local Mojo\\Hex Power Pack\\Iffy Voodoo") !=
+      L"\\\\?\\L:\\Local Mojo\\Hex Power Pack\\Iffy Voodoo") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"L:\\Local Mojo\\Hex Power Pack\\Iffy Voodoo\""
+              << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath(
+        "L:/Local Mojo/Hex Power Pack/Iffy Voodoo") !=
+      L"\\\\?\\L:\\Local Mojo\\Hex Power Pack\\Iffy Voodoo") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"L:/Local Mojo/Hex Power Pack/Iffy Voodoo\"" << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath(
+        "\\\\Foo\\Local Mojo\\Hex Power Pack\\Iffy Voodoo") !=
+      L"\\\\?\\UNC\\Foo\\Local Mojo\\Hex Power Pack\\Iffy Voodoo") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"\\\\Foo\\Local Mojo\\Hex Power Pack\\Iffy Voodoo\""
+              << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath(
+        "//Foo/Local Mojo/Hex Power Pack/Iffy Voodoo") !=
+      L"\\\\?\\UNC\\Foo\\Local Mojo\\Hex Power Pack\\Iffy Voodoo") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"//Foo/Local Mojo/Hex Power Pack/Iffy Voodoo\""
+              << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath("//") != L"//") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"//\"" << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath("\\\\.\\") != L"\\\\.\\") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"\\\\.\\\"" << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath("\\\\.\\X") != L"\\\\.\\X") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"\\\\.\\X\"" << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath("\\\\.\\X:") != L"\\\\?\\X:") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"\\\\.\\X:\"" << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath("\\\\.\\X:\\") !=
+      L"\\\\?\\X:\\") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"\\\\.\\X:\\\"" << std::endl;
+    ++ret;
+  }
+
+  if (kwsys::Encoding::ToWindowsExtendedPath("NUL") != L"\\\\.\\NUL") {
+    std::cout << "Problem with ToWindowsExtendedPath "
+              << "\"NUL\"" << std::endl;
+    ++ret;
+  }
+
+  return ret;
+#else
+  return 0;
+#endif
+}
+
+int testEncoding(int, char* [])
+{
+  const char* loc = setlocale(LC_ALL, "");
+  if (loc) {
+    std::cout << "Locale: " << loc << std::endl;
+  } else {
+    std::cout << "Locale: None" << std::endl;
+  }
+
+  int ret = 0;
+
+  ret |= testHelloWorldEncoding();
+  ret |= testRobustEncoding();
+  ret |= testCommandLineArguments();
+  ret |= testWithNulls();
+  ret |= testToWindowsExtendedPath();
+
+  return ret;
+}