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LibC: Implement wcsnrtombs
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parent
e618602433
commit
552ae77f0d
2 changed files with 40 additions and 5 deletions
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@ -364,6 +364,32 @@ TEST_CASE(wcsrtombs)
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EXPECT_EQ(src, nullptr);
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}
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TEST_CASE(wcsnrtombs)
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{
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mbstate_t state = {};
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const wchar_t good_chars[] = { L'\U0001F41E', L'\U0001F41E', L'\0' };
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const wchar_t* src;
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size_t ret = 0;
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// Convert nothing.
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src = good_chars;
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ret = wcsnrtombs(nullptr, &src, 0, 0, &state);
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EXPECT_EQ(ret, 0ul);
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EXPECT_EQ(src, good_chars);
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// Convert one wide char.
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src = good_chars;
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ret = wcsnrtombs(nullptr, &src, 1, 0, &state);
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EXPECT_EQ(ret, 4ul);
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EXPECT_EQ(src, good_chars + 1);
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// Encounter a null character.
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src = good_chars;
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ret = wcsnrtombs(nullptr, &src, 4, 0, &state);
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EXPECT_EQ(ret, 8ul);
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EXPECT_EQ(src, nullptr);
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}
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TEST_CASE(mbsrtowcs)
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{
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mbstate_t state = {};
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