TEST_F(SmallCapsIteratorTest, Empty)
{
String empty(String::make16BitFrom8BitSource(0, 0));
SmallCapsIterator smallCapsIterator(empty.characters16(), empty.length());
unsigned limit = 0;
SmallCapsIterator::SmallCapsBehavior smallCapsBehavior = SmallCapsIterator::SmallCapsInvalid;
ASSERT(!smallCapsIterator.consume(&limit, &smallCapsBehavior));
ASSERT_EQ(limit, 0u);
ASSERT_EQ(smallCapsBehavior, SmallCapsIterator::SmallCapsInvalid);
}
void CheckRuns(const Vector<TestRun>& runs)
{
String text(String::make16BitFrom8BitSource(0, 0));
Vector<ExpectedRun> expect;
for (auto& run : runs) {
text.append(String::fromUTF8(run.text.c_str()));
expect.append(ExpectedRun(text.length(), run.code));
}
SmallCapsIterator smallCapsIterator(text.characters16(), text.length());
VerifyRuns(&smallCapsIterator, expect);
}
void HarfBuzzShaper::splitUntilNextCaseChange(HolesQueueItem& currentQueueItem, SmallCapsIterator::SmallCapsBehavior& smallCapsBehavior)
{
unsigned numCharactersUntilCaseChange = 0;
SmallCapsIterator smallCapsIterator(
m_normalizedBuffer.get() + currentQueueItem.m_startIndex,
currentQueueItem.m_numCharacters);
smallCapsIterator.consume(&numCharactersUntilCaseChange, &smallCapsBehavior);
if (numCharactersUntilCaseChange > 0 && numCharactersUntilCaseChange < currentQueueItem.m_numCharacters) {
prependHolesQueue(HolesQueueRange,
currentQueueItem.m_startIndex + numCharactersUntilCaseChange,
currentQueueItem.m_numCharacters - numCharactersUntilCaseChange);
currentQueueItem.m_numCharacters = numCharactersUntilCaseChange;
}
}
