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LibC: Implement wmemmove

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This commit is contained in:
Tim Schumacher 2021-09-22 10:24:12 +00:00 • committed by Brian Gianforcaro
parent fa1208edfd
commit 05b283f552
3 changed files with 42 additions and 0 deletions
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26
Tests/LibC/TestWchar.cpp
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@ -137,6 +137,32 @@ TEST_CASE(wmemset)
free(buf);
}
TEST_CASE(wmemmove)
{
wchar_t* ret;
const wchar_t* string = L"abc\0def";
auto buf = static_cast<wchar_t*>(calloc(32, sizeof(wchar_t)));
if (!buf) {
FAIL("Could not allocate memory for target buffer");
return;
}
// Test moving to smaller addresses.
wmemcpy(buf + 3, string, 8);
ret = wmemmove(buf + 1, buf + 3, 8);
EXPECT_EQ(ret, buf + 1);
EXPECT_EQ(memcmp(string, buf + 1, 8 * sizeof(wchar_t)), 0);
// Test moving to larger addresses.
wmemcpy(buf + 16, string, 8);
ret = wmemmove(buf + 18, buf + 16, 8);
EXPECT_EQ(ret, buf + 18);
EXPECT_EQ(memcmp(string, buf + 18, 8 * sizeof(wchar_t)), 0);
free(buf);
}
TEST_CASE(wcscoll)
{
// Check if wcscoll is sorting correctly. At the moment we are doing raw char comparisons,