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9920d17342
This is simply meant to be a more efficient implementation in the case that we only need to check a single character.
140 lines
4.1 KiB
C++
140 lines
4.1 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/TestSuite.h>
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#include <AK/String.h>
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TEST_CASE(construct_empty)
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{
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EXPECT(String().is_null());
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EXPECT(String().is_empty());
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EXPECT(!String().characters());
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EXPECT(!String("").is_null());
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EXPECT(String("").is_empty());
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EXPECT(String("").characters() != nullptr);
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EXPECT(String("").impl() == String::empty().impl());
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}
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TEST_CASE(construct_contents)
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{
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String test_string = "ABCDEF";
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EXPECT(!test_string.is_empty());
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EXPECT(!test_string.is_null());
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EXPECT_EQ(test_string.length(), 6u);
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EXPECT_EQ(test_string.length(), strlen(test_string.characters()));
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EXPECT(test_string.characters() != nullptr);
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EXPECT(!strcmp(test_string.characters(), "ABCDEF"));
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EXPECT(test_string == "ABCDEF");
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EXPECT(test_string != "ABCDE");
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EXPECT(test_string != "ABCDEFG");
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}
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TEST_CASE(compare)
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{
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String test_string = "ABCDEF";
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EXPECT("a" < String("b"));
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EXPECT(!("a" > String("b")));
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EXPECT("b" > String("a"));
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EXPECT(!("b" < String("b")));
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EXPECT("a" >= String("a"));
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EXPECT(!("a" >= String("b")));
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EXPECT("a" <= String("a"));
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EXPECT(!("b" <= String("a")));
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}
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TEST_CASE(index_access)
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{
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String test_string = "ABCDEF";
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EXPECT_EQ(test_string[0], 'A');
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EXPECT_EQ(test_string[1], 'B');
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}
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TEST_CASE(starts_with)
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{
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String test_string = "ABCDEF";
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EXPECT(test_string.starts_with("AB"));
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EXPECT(test_string.starts_with('A'));
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EXPECT(!test_string.starts_with('B'));
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EXPECT(test_string.starts_with("ABCDEF"));
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EXPECT(!test_string.starts_with("DEF"));
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}
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TEST_CASE(ends_with)
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{
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String test_string = "ABCDEF";
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EXPECT(test_string.ends_with("EF"));
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EXPECT(test_string.ends_with('F'));
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EXPECT(!test_string.ends_with('E'));
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EXPECT(test_string.ends_with("ABCDEF"));
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EXPECT(!test_string.ends_with("ABC"));
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}
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TEST_CASE(copy_string)
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{
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String test_string = "ABCDEF";
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auto test_string_copy = test_string;
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EXPECT_EQ(test_string, test_string_copy);
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EXPECT_EQ(test_string.characters(), test_string_copy.characters());
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}
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TEST_CASE(move_string)
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{
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String test_string = "ABCDEF";
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auto test_string_copy = test_string;
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auto test_string_move = move(test_string_copy);
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EXPECT_EQ(test_string, test_string_move);
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EXPECT(test_string_copy.is_null());
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}
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TEST_CASE(repeated)
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{
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EXPECT_EQ(String::repeated('x', 0), "");
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EXPECT_EQ(String::repeated('x', 1), "x");
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EXPECT_EQ(String::repeated('x', 2), "xx");
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}
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TEST_CASE(to_int)
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{
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bool ok;
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EXPECT(String("123").to_int(ok) == 123 && ok);
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EXPECT(String("-123").to_int(ok) == -123 && ok);
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}
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TEST_CASE(to_lowercase)
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{
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EXPECT(String("ABC").to_lowercase() == "abc");
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}
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TEST_CASE(to_uppercase)
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{
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EXPECT(String("AbC").to_uppercase() == "ABC");
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}
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TEST_MAIN(String)
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