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51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
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/*
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* Copyright (c) 2021, Tim Flynn <trflynn89@pm.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <LibUnicode/CharacterTypes.h>
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#include <ctype.h>
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static void compare_to_ascii(auto& old_function, auto& new_function)
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{
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i64 result1 = 0;
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i64 result2 = 0;
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for (u32 i = 0; i < 0x80; ++i) {
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EXPECT_EQ(result1 = old_function(i), result2 = new_function(i));
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if (result1 != result2)
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dbgln("Function input value was {}.", i);
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}
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}
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TEST_CASE(to_unicode_lowercase)
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{
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compare_to_ascii(tolower, Unicode::to_unicode_lowercase);
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EXPECT_EQ(Unicode::to_unicode_lowercase(0x03c9u), 0x03c9u); // "ω" to "ω"
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EXPECT_EQ(Unicode::to_unicode_lowercase(0x03a9u), 0x03c9u); // "Ω" to "ω"
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// Code points encoded by ranges in UnicodeData.txt
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EXPECT_EQ(Unicode::to_unicode_lowercase(0x3400u), 0x3400u);
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EXPECT_EQ(Unicode::to_unicode_lowercase(0x3401u), 0x3401u);
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EXPECT_EQ(Unicode::to_unicode_lowercase(0x3402u), 0x3402u);
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EXPECT_EQ(Unicode::to_unicode_lowercase(0x4dbfu), 0x4dbfu);
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}
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TEST_CASE(to_unicode_uppercase)
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{
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compare_to_ascii(toupper, Unicode::to_unicode_uppercase);
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EXPECT_EQ(Unicode::to_unicode_uppercase(0x03c9u), 0x03a9u); // "ω" to "Ω"
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EXPECT_EQ(Unicode::to_unicode_uppercase(0x03a9u), 0x03a9u); // "Ω" to "Ω"
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// Code points encoded by ranges in UnicodeData.txt
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EXPECT_EQ(Unicode::to_unicode_uppercase(0x3400u), 0x3400u);
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EXPECT_EQ(Unicode::to_unicode_uppercase(0x3401u), 0x3401u);
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EXPECT_EQ(Unicode::to_unicode_uppercase(0x3402u), 0x3402u);
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EXPECT_EQ(Unicode::to_unicode_uppercase(0x4dbfu), 0x4dbfu);
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}
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