DEF_TEST(Image_isAlphaOnly, reporter) {
SkPMColor pmColors = 0;
SkPixmap pmap = {
SkImageInfo::MakeN32Premul(1, 1),
&pmColors,
sizeof(pmColors)
};
for (auto& image : {
SkImage::MakeRasterCopy(pmap),
GetResourceAsImage("mandrill_128.png"),
GetResourceAsImage("color_wheel.jpg"),
SkImage::MakeFromPicture(make_picture(), { 10, 10 }, nullptr, nullptr),
})
{
REPORTER_ASSERT(reporter, image->isAlphaOnly() == false);
}
REPORTER_ASSERT(reporter, SkImage::MakeRasterCopy({
SkImageInfo::MakeA8(1, 1), (uint8_t*)&pmColors, 1})->isAlphaOnly() == true);
}
DEF_TEST(serial_typeface, reporter) {
auto tf0 = MakeResourceAsTypeface("fonts/hintgasp.ttf");
auto tf1 = MakeResourceAsTypeface("fonts/Roboto2-Regular_NoEmbed.ttf");
if (!tf0 || !tf1 || tf0.get() == tf1.get()) {
return; // need two different typefaces for this test to make sense.
}
auto pic = make_picture(tf0, tf1);
int counter = 0;
SkSerialProcs procs;
procs.fTypefaceProc = [](SkTypeface* tf, void* ctx) -> sk_sp<SkData> {
*(int*)ctx += 1;
return nullptr;
};
procs.fTypefaceCtx = &counter;
auto data = pic->serialize(&procs);
// The picture has 2 references to each typeface, but we want the serialized picture to
// only have written the data 1 time per typeface.
REPORTER_ASSERT(reporter, counter == 2);
}
void onOnceBeforeDraw() override {
fPicture = make_picture();
}
