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UTF8

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- Added more UTF8 unit tests for calculating string length, string width,
  formatted string length, formatted string width.
- Implemented UTF8 text width method for symmetry.
This commit is contained in:
Paul Beckingham
2013-03-02 18:14:56 -05:00
parent 551b4dbe90
commit 914447c885
3 changed files with 55 additions and 19 deletions
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47
test/utf8.t.cpp
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@@ -32,13 +32,15 @@
////////////////////////////////////////////////////////////////////////////////
int main (int argc, char** argv)
{
UnitTest t (10);
UnitTest t (15);
std::string ascii_text = "This is a test";
std::string utf8_text = "más sábado miércoles";
std::string ascii_text = "This is a test";
std::string utf8_text = "más sábado miércoles";
std::string utf8_wide_text = "改变各种颜色";
std::string ascii_text_color = "This is a test";
std::string utf8_text_color = "más sábado miércoles";
std::string ascii_text_color = "This is a test";
std::string utf8_text_color = "más sábado miércoles";
std::string utf8_wide_text_color = "改变各种颜色";
// TODO unsigned int utf8_codepoint (const std::string&);
// TODO unsigned int utf8_next_char (const std::string&, std::string::size_type&);
@@ -46,22 +48,29 @@ int main (int argc, char** argv)
// TODO int utf8_sequence (unsigned int);
// unsigned int utf8_length (const std::string&);
t.is ((int) utf8_length (ascii_text), 14, "ASCII utf8_length");
t.is ((int) utf8_length (utf8_text), 20, "UTF8 utf8_length");
// unsigned int utf8_text_length (const std::string&);
t.is ((int) utf8_text_length (ascii_text_color), 14, "ASCII utf8_text_length");
t.is ((int) utf8_text_length (utf8_text_color), 20, "UTF8 utf8_text_length");
// const std::string utf8_substr (const std::string&, unsigned int, unsigned int length = 0);
t.is (utf8_substr (ascii_text, 0, 2), "Th", "ASCII utf8_substr");
t.is (utf8_substr (utf8_text, 0, 2), "má", "UTF8 utf8_substr");
t.is ((int) utf8_length (ascii_text), 14, "ASCII utf8_length");
t.is ((int) utf8_length (utf8_text), 20, "UTF8 utf8_length");
t.is ((int) utf8_length (utf8_wide_text), 6, "UTF8 wide utf8_length");
// unsigned int utf8_width (const std::string&);
t.is (utf8_width ("one"), 3, "utf8_width 'one' --> 3");
t.is (utf8_width ("más sábado miércoles"), 20, "utf8_width 'más sábado miércoles' --> 20");
t.is (utf8_width ("改变各种颜色"), 12, "utf8_width '改变各种颜色' --> 12");
t.is (utf8_width ("改"), 2, "utf8_width '改' --> 2");
t.is ((int) utf8_width (ascii_text), 14, "ASCII utf8_width");
t.is ((int) utf8_width (utf8_text), 20, "UTF8 utf8_width");
t.is ((int) utf8_width (utf8_wide_text), 12, "UTF8 wide utf8_width");
// unsigned int utf8_text_length (const std::string&);
t.is ((int) utf8_text_length (ascii_text_color), 14, "ASCII utf8_text_length");
t.is ((int) utf8_text_length (utf8_text_color), 20, "UTF8 utf8_text_length");
t.is ((int) utf8_text_length (utf8_wide_text_color), 6, "UTF8 wide utf8_text_length");
// unsigned int utf8_text_width (const std::string&);
t.is ((int) utf8_text_width (ascii_text_color), 14, "ASCII utf8_text_width");
t.is ((int) utf8_text_width (utf8_text_color), 20, "UTF8 utf8_text_width");
t.is ((int) utf8_text_width (utf8_wide_text_color), 12, "UTF8 wide utf8_text_width");
// const std::string utf8_substr (const std::string&, unsigned int, unsigned int length = 0);
t.is (utf8_substr (ascii_text, 0, 2), "Th", "ASCII utf8_substr");
t.is (utf8_substr (utf8_text, 0, 2), "má", "UTF8 utf8_substr");
t.is (utf8_substr (utf8_wide_text, 0, 2), "改变", "UTF8 wide utf8_substr");
return 0;
}