TEST(StringCompare, MemoryEqual_Performance) {
const char* volatile s1 = g_s1;
const char* volatile s2 = g_s2;
int total = 0;
for (int i = 0; i < 1000000; ++i) {
total += MemoryEqual(s1, s2, sizeof(g_s1) - 1);
}
volatile int n = total;
(void) n;
}
// Does "this" end with "x"
bool StringPiece::ends_with(const StringPiece& x) const {
return ((m_length >= x.m_length) &&
(MemoryEqual(m_ptr + m_length - x.m_length, x.m_ptr, x.m_length)));
}
// Does "this" start with "x"
bool StringPiece::starts_with(const StringPiece& x) const {
return ((m_length >= x.m_length) && MemoryEqual(m_ptr, x.m_ptr, x.m_length));
}
bool operator==(const StringPiece& x, const StringPiece& y)
{
return ((x.size() == y.size()) && MemoryEqual(x.data(), y.data(), x.size()));
}
bool DataBuffer::operator ==(const DataBuffer & other) const
{
if (m_data_size_ != other.m_data_size_) return false;
return MemoryEqual(m_buffer_, other.m_buffer_, m_data_size_);
}
