kitty/kitty_tests/graphics.py
2017-09-30 13:51:50 +05:30

78 lines
2.4 KiB
Python

#!/usr/bin/env python
# vim:fileencoding=utf-8
# License: GPL v3 Copyright: 2016, Kovid Goyal <kovid at kovidgoyal.net>
import os
import zlib
from base64 import standard_b64encode
from kitty.fast_data_types import parse_bytes
from . import BaseTest
def img_path(name):
base = os.path.dirname(os.path.abspath(__file__))
return os.path.join(base, name)
def send_command(screen, cmd, payload=b''):
cmd = '\033_G' + cmd
if payload:
if isinstance(payload, str):
payload = payload.encode('utf-8')
payload = standard_b64encode(payload).decode('ascii')
cmd += ';' + payload
cmd += '\033\\'
c = screen.callbacks
c.clear()
parse_bytes(screen, cmd.encode('ascii'))
return c.wtcbuf
class TestGraphics(BaseTest):
def test_load_images(self):
s = self.create_screen()
g = s.grman
def l(payload, **kw):
kw.setdefault('i', 1)
cmd = ','.join('%s=%s' % (k, v) for k, v in kw.items())
res = send_command(s, cmd, payload)
if not res:
return
return res.decode('ascii').partition(';')[2].partition(':')[0].partition('\033')[0]
def sl(payload, **kw):
pc = kw.pop('payload_check', None)
if isinstance(payload, str):
payload = payload.encode('utf-8')
cid = kw.setdefault('i', 1)
self.ae('OK', l(payload, **kw))
img = g.image_for_client_id(cid)
self.ae(img['client_id'], cid)
self.ae(img['data'], payload if pc is None else pc)
if 's' in kw:
self.ae((kw['s'], kw['v']), (img['width'], img['height']))
self.ae(img['is_4byte_aligned'], kw.get('f') != 24)
return img
# Test simple load
for f in 32, 24:
p = 'abc' + ('d' if f == 32 else '')
img = sl(p, s=1, v=1, f=f)
self.ae(bool(img['is_4byte_aligned']), f == 32)
# Test chuunked load
self.assertIsNone(l('abcd', s=2, v=2, m=1))
self.assertIsNone(l('efgh', m=1))
self.assertIsNone(l('ijkl', m=1))
self.ae(l('mnop', m=0), 'OK')
img = g.image_for_client_id(1)
self.ae(img['data'], b'abcdefghijklmnop')
# Test compression
random_data = os.urandom(3 * 1024)
sl(zlib.compress(random_data), s=24, v=32, o='z', payload_check=random_data)