// Tests that filling a glyph buffer for a specific range returns the same
// results when shaping word by word as when shaping the full run in one go.
TEST_F(CachingWordShaperTest, CommonAccentRightToLeftFillGlyphBuffer)
{
// "[] []" with an accent mark over the last square bracket.
const UChar str[] = { 0x5B, 0x5D, 0x20, 0x5B, 0x301, 0x5D, 0x0 };
TextRun textRun(str, 6);
textRun.setDirection(RTL);
CachingWordShaper shaper(cache.get());
GlyphBuffer glyphBuffer;
shaper.fillGlyphBuffer(&font, textRun, fallbackFonts, &glyphBuffer, 1, 6);
OwnPtr<ShapeCache> referenceCache = adoptPtr(new ShapeCache());
CachingWordShaper referenceShaper(referenceCache.get());
GlyphBuffer referenceGlyphBuffer;
font.setCanShapeWordByWordForTesting(false);
referenceShaper.fillGlyphBuffer(&font, textRun, fallbackFonts,
&referenceGlyphBuffer, 1, 6);
ASSERT_EQ(5u, referenceGlyphBuffer.size());
ASSERT_EQ(referenceGlyphBuffer.size(), glyphBuffer.size());
ASSERT_EQ(referenceGlyphBuffer.glyphAt(0), glyphBuffer.glyphAt(0));
ASSERT_EQ(referenceGlyphBuffer.glyphAt(1), glyphBuffer.glyphAt(1));
ASSERT_EQ(referenceGlyphBuffer.glyphAt(2), glyphBuffer.glyphAt(2));
ASSERT_EQ(referenceGlyphBuffer.glyphAt(3), glyphBuffer.glyphAt(3));
ASSERT_EQ(referenceGlyphBuffer.glyphAt(4), glyphBuffer.glyphAt(4));
}
// Tests that filling a glyph buffer for a specific range returns the same
// results when shaping word by word as when shaping the full run in one go.
TEST_F(CachingWordShaperTest, CommonAccentLeftToRightFillGlyphBuffer) {
// "/. ." with an accent mark over the first dot.
const UChar str[] = {0x2F, 0x301, 0x2E, 0x20, 0x2E, 0x0};
TextRun textRun(str, 5);
CachingWordShaper shaper(cache.get());
GlyphBuffer glyphBuffer;
shaper.fillGlyphBuffer(&font, textRun, fallbackFonts, &glyphBuffer, 0, 3);
std::unique_ptr<ShapeCache> referenceCache = wrapUnique(new ShapeCache());
CachingWordShaper referenceShaper(referenceCache.get());
GlyphBuffer referenceGlyphBuffer;
font.setCanShapeWordByWordForTesting(false);
referenceShaper.fillGlyphBuffer(&font, textRun, fallbackFonts,
&referenceGlyphBuffer, 0, 3);
ASSERT_EQ(referenceGlyphBuffer.glyphAt(0), glyphBuffer.glyphAt(0));
ASSERT_EQ(referenceGlyphBuffer.glyphAt(1), glyphBuffer.glyphAt(1));
ASSERT_EQ(referenceGlyphBuffer.glyphAt(2), glyphBuffer.glyphAt(2));
}
