text: /*
   * Copyright (c) 2020, Fei Wu <f.eiwu@yahoo.com>
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include <AK/StringUtils.h>
  #include <AK/TestSuite.h>
  
  TEST_CASE(matches_null)
  {
      EXPECT(AK::StringUtils::matches(StringView(), StringView()));
  
      EXPECT(!AK::StringUtils::matches(StringView(), ""));
      EXPECT(!AK::StringUtils::matches(StringView(), "*"));
      EXPECT(!AK::StringUtils::matches(StringView(), "?"));
      EXPECT(!AK::StringUtils::matches(StringView(), "a"));
  
      EXPECT(!AK::StringUtils::matches("", StringView()));
      EXPECT(!AK::StringUtils::matches("a", StringView()));
  }
  
  TEST_CASE(matches_empty)
  {
      EXPECT(AK::StringUtils::matches("", ""));
  
      EXPECT(AK::StringUtils::matches("", "*"));
      EXPECT(!AK::StringUtils::matches("", "?"));
      EXPECT(!AK::StringUtils::matches("", "a"));
  
      EXPECT(!AK::StringUtils::matches("a", ""));
  }
  
  TEST_CASE(matches_case_sensitive)
  {
      EXPECT(AK::StringUtils::matches("a", "a", CaseSensitivity::CaseSensitive));
      EXPECT(!AK::StringUtils::matches("a", "A", CaseSensitivity::CaseSensitive));
      EXPECT(!AK::StringUtils::matches("A", "a", CaseSensitivity::CaseSensitive));
  }
  
  TEST_CASE(matches_case_insensitive)
  {
      EXPECT(!AK::StringUtils::matches("aa", "a"));
      EXPECT(AK::StringUtils::matches("aa", "*"));
      EXPECT(!AK::StringUtils::matches("cb", "?a"));
      EXPECT(AK::StringUtils::matches("adceb", "a*b"));
      EXPECT(!AK::StringUtils::matches("acdcb", "a*c?b"));
  }
  
  TEST_CASE(convert_to_int)
  {
      auto value = AK::StringUtils::convert_to_int(StringView());
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_int("");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_int("a");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_int("+");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_int("-");
      EXPECT(!value.has_value());
  
      auto actual = AK::StringUtils::convert_to_int("0");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 0);
  
      actual = AK::StringUtils::convert_to_int("1");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 1);
  
      actual = AK::StringUtils::convert_to_int("+1");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 1);
  
      actual = AK::StringUtils::convert_to_int("-1");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), -1);
  
      actual = AK::StringUtils::convert_to_int("01");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 1);
  
      actual = AK::StringUtils::convert_to_int("12345");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 12345);
  
      actual = AK::StringUtils::convert_to_int("-12345");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), -12345);
  }
  
  TEST_CASE(convert_to_uint)
  {
      auto value = AK::StringUtils::convert_to_uint(StringView());
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_uint("");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_uint("a");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_uint("+");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_uint("-");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_uint("+1");
      EXPECT(!value.has_value());
  
      value = AK::StringUtils::convert_to_uint("-1");
      EXPECT(!value.has_value());
  
      auto actual = AK::StringUtils::convert_to_uint("0");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 0u);
  
      actual = AK::StringUtils::convert_to_uint("1");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 1u);
  
      actual = AK::StringUtils::convert_to_uint("01");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 1u);
  
      actual = AK::StringUtils::convert_to_uint("12345");
      EXPECT_EQ(actual.has_value(), true);
      EXPECT_EQ(actual.value(), 12345u);
  }
  
  TEST_CASE(ends_with)
  {
      String test_string = "ABCDEF";
      EXPECT(AK::StringUtils::ends_with(test_string, "DEF", CaseSensitivity::CaseSensitive));
      EXPECT(AK::StringUtils::ends_with(test_string, "ABCDEF",  CaseSensitivity::CaseSensitive));
      EXPECT(!AK::StringUtils::ends_with(test_string, "ABCDE", CaseSensitivity::CaseSensitive));
      EXPECT(!AK::StringUtils::ends_with(test_string, "ABCDEFG", CaseSensitivity::CaseSensitive));
      EXPECT(AK::StringUtils::ends_with(test_string, "def",  CaseSensitivity::CaseInsensitive));
      EXPECT(!AK::StringUtils::ends_with(test_string, "def",  CaseSensitivity::CaseSensitive));
  }
  
  TEST_CASE(starts_with)
  {
      String test_string = "ABCDEF";
      EXPECT(AK::StringUtils::starts_with(test_string, "ABC", CaseSensitivity::CaseSensitive));
      EXPECT(AK::StringUtils::starts_with(test_string, "ABCDEF",  CaseSensitivity::CaseSensitive));
      EXPECT(!AK::StringUtils::starts_with(test_string, "BCDEF", CaseSensitivity::CaseSensitive));
      EXPECT(!AK::StringUtils::starts_with(test_string, "ABCDEFG", CaseSensitivity::CaseSensitive));
      EXPECT(AK::StringUtils::starts_with(test_string, "abc",  CaseSensitivity::CaseInsensitive));
      EXPECT(!AK::StringUtils::starts_with(test_string, "abc",  CaseSensitivity::CaseSensitive));
  }
  
  TEST_MAIN(StringUtils)
  