diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/check.py | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/tests/check.py b/tests/check.py index c3bcfe2..288bd37 100644 --- a/tests/check.py +++ b/tests/check.py @@ -949,7 +949,7 @@ def symbols(tool, work): assert refused.returncode != 0 and refused.stdout == '', (name, refused.stdout) return refused.stderr.strip() - why = [damaged('short', good[:-1]), damaged('magic', b'VEGASYM2' + good[8:])] + why = [damaged('short', good[:-1]), damaged('magic', b'VEGASYM9' + good[8:])] swapped = bytearray(good) swapped[records:records + 24], swapped[records + 24:records + 48] = good[records + 24:records + 48], good[records:records + 24] why.append(damaged('order', swapped)) @@ -962,6 +962,16 @@ def symbols(tool, work): counted = bytearray(good) counted[12:16] = (count + 1).to_bytes(4, 'little') why.append(damaged('count', counted)) + # A symbol's first point starts a contour on the curve, and its last is + # on it, so an off point's neighbours never leave the symbol. + points = records + 24 * count + first, length = (int.from_bytes(good[records + k:records + k + 4], 'little') for k in (4, 8)) + unmoved = bytearray(good) + unmoved[points + 4 * first + 2] &= 0xFE + why.append(damaged('unmoved', unmoved)) + open_end = bytearray(good) + open_end[points + 4 * (first + length - 1)] |= 1 + why.append(damaged('open', open_end)) assert len(set(why)) == len(why), why report = {'icons': len(info['symbols'])} @@ -980,13 +990,14 @@ def symbols(tool, work): except ImportError: return report face = TTFont(font) - outlines, cmap = face.getGlyphSet(), face.getBestCmap() + outlines, cmap, metrics = face.getGlyphSet(), face.getBestCmap(), face['hmtx'] shown = json.loads(run(tool, 'info', glyphs).stdout) - k = shown['units'] / face['head'].unitsPerEm + assert shown['units'] == face['head'].unitsPerEm, shown['units'] # a TrueType font's points stay whole for symbol in shown['symbols']: pen = AreaPen() outlines[cmap[symbol['code']]].draw(pen) - assert abs(abs(pen.value) * k * k - abs(symbol['area'])) < 1, (chr(symbol['code']), pen.value, symbol) + assert abs(abs(pen.value) - abs(symbol['area'])) < 1, (chr(symbol['code']), pen.value, symbol) + assert symbol['advance'] == metrics[cmap[symbol['code']]][0], (chr(symbol['code']), symbol) report['exact_glyphs'] = len(shown['symbols']) return report |