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unittests/utf8_test.cc
 
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/* -*- mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 
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 *
 
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 *  Copyright (C) 2010 Monty Taylor
 
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 *
 
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 *  This program is free software; you can redistribute it and/or modify
 
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 *  it under the terms of the GNU General Public License as published by
 
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 *  the Free Software Foundation; either version 2 of the License, or
 
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 *  (at your option) any later version.
 
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 *
 
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 *  This program is distributed in the hope that it will be useful,
 
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *  GNU General Public License for more details.
 
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 *
 
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 *  You should have received a copy of the GNU General Public License
 
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 *  along with this program; if not, write to the Free Software
 
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
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 */
 
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#include "config.h"
 
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#include <string>
 
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#include <gtest/gtest.h>
 
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#include <drizzled/utf8/utf8.h>
 
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using namespace drizzled;
 
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TEST(utf8, is_single)
 
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{
 
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  EXPECT_EQ(true, utf8::is_single('a'));
 
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  const char *multi_byte= "ç";
 
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  EXPECT_EQ(false, utf8::is_single(*multi_byte));
 
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  EXPECT_EQ(false, utf8::is_single(*(multi_byte + 1)));
 
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}
 
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TEST(utf8, codepoint_length)
 
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{
 
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  uint32_t one_byte= 0x0024;
 
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  uint32_t two_bytes= 0x00A2;
 
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  uint32_t three_bytes= 0x20AC;
 
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  uint32_t four_bytes= 0x024B62;
 
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  EXPECT_EQ(1, utf8::codepoint_length(one_byte));
 
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  EXPECT_EQ(2, utf8::codepoint_length(two_bytes));
 
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  EXPECT_EQ(3, utf8::codepoint_length(three_bytes));
 
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  EXPECT_EQ(4, utf8::codepoint_length(four_bytes));
 
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}
 
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TEST(utf8, sequence_length)
 
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{
 
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  const char *one_byte= "$";
 
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  const char *two_bytes= "¢";
 
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  const char *three_bytes= "€";
 
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  const char *four_bytes= "𤭢";
 
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  EXPECT_EQ(1, utf8::sequence_length(*one_byte));
 
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  EXPECT_EQ(2, utf8::sequence_length(*two_bytes));
 
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  EXPECT_EQ(3, utf8::sequence_length(*three_bytes));
 
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  EXPECT_EQ(4, utf8::sequence_length(*four_bytes));
 
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}
 
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TEST(utf8, char_length)
 
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{
 
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  const char *one_byte= "$";
 
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  const char *two_bytes= "¢";
 
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  const char *three_bytes= "€";
 
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  const char *four_bytes= "𤭢";
 
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  const char *test_string= "__tañgè Ñãmé";
 
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  EXPECT_EQ(1, utf8::char_length(one_byte));
 
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  EXPECT_EQ(1, utf8::char_length(two_bytes));
 
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  EXPECT_EQ(1, utf8::char_length(three_bytes));
 
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  EXPECT_EQ(1, utf8::char_length(four_bytes));
 
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  EXPECT_EQ(12, utf8::char_length(test_string));
 
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}
 
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TEST(utf8, char_length_string)
 
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{
 
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  std::string one_byte= "$";
 
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  std::string two_bytes= "¢";
 
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  std::string three_bytes= "€";
 
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  std::string four_bytes= "𤭢";
 
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  std::string test_string= "__tañgè Ñãmé";
 
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  EXPECT_EQ(1, utf8::char_length(one_byte));
 
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  EXPECT_EQ(1, utf8::char_length(two_bytes));
 
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  EXPECT_EQ(1, utf8::char_length(three_bytes));
 
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  EXPECT_EQ(1, utf8::char_length(four_bytes));
 
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  EXPECT_EQ(12, utf8::char_length(test_string));
 
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}