def test_encode():
ecode = Ecode(locale=EcodeLocale.EN,
flags=frozenset([EcodeFlag.SIZE_FIXED, EcodeFlag.STRETCH]),
align=EcodeAlign.RIGHT,
size=EcodeSize.XHDPI,
fmt=EcodeFmt.WEBP,
font_id=0b1100_1111,
foreground_color=0x12345678,
background_color=0x9abcdef0,
text='ab\nc')
code = EcodeEncoder().encode(ecode)
print('ecode=' + code) # 'BA0hzxI0VniavN7wYWIKYw'
actual = base64.urlsafe_b64decode(code + '=' * (len(code) % 4))
expected = bytes([
0b0000_0100, # Version:4, Locale:4
0b0000_1110, # Flags:6, Align:2
0b0010_0001, # Size:4, Fmt:4
0b1100_1111, # FontId:8
0x12, # ForegroundColor_R:8
0x34, # ForegroundColor_G:8
0x56, # ForegroundColor_B:8
0x78, # ForegroundColor_A:8
0x9a, # BackgroundColor_R:8
0xbc, # BackgroundColor_G:8
0xde, # BackgroundColor_B:8
0xf0, # BackgroundColor_A:8
0x61, # Text:8,
0x62, # Text:8
0x0a, # Text:8
0x63, # Text:8
])
assert actual == expected
def convert(emoji_log):
flags = set()
if emoji_log['size_fixed']:
flags.add(EcodeFlag.SIZE_FIXED)
if emoji_log['stretch']:
flags.add(EcodeFlag.STRETCH)
fonts_config = ContextHolder.context.config.fonts_config
fonts = fonts_config.by_locale(emoji_log['locale'])
font = next(filter(lambda f: f['key'] == emoji_log['font'], fonts), None)
if not font:
raise 'Font not found : locale={}, font={}'.format(
emoji_log['locale'], emoji_log['font'])
ecode = Ecode(
locale=EcodeLocale.from_code(emoji_log['locale']),
flags=flags,
align=EcodeAlign.from_code(emoji_log['align']),
size=EcodeSize.MDPI,
fmt=EcodeFmt.PNG,
font_id=font['id'],
foreground_color=int(emoji_log['color'], 16),
background_color=int(emoji_log['back_color'], 16),
text=emoji_log['text'],
)
code = EcodeEncoder().encode(ecode)
return { 'code': code }
def test_background_color_hex():
ecode = Ecode(text='ab\nc', background_color=0x123456AB)
assert ecode.background_color_hex == '123456AB'
def test_foreground_color_hex():
ecode = Ecode(text='ab\nc', foreground_color=0x123456AB)
assert ecode.foreground_color_hex == '123456AB'
def test_with_locale():
ecode1 = Ecode(locale=EcodeLocale.JA, text='ab\nc')
ecode2 = ecode1.with_locale(EcodeLocale.EN)
assert ecode1 != ecode2
assert ecode1.locale == EcodeLocale.JA
assert ecode2.locale == EcodeLocale.EN
def test_init_empty_text():
with pytest.raises(ValueError, match='empty string is not allowed'):
Ecode(text='')
def test_init_background_color_illegal_value():
with pytest.raises(ValueError,
match='`background_color` must be between 0 and 0xFFFFFFFF, but it is ' + repr(0xFFFFFFFF + 1)):
Ecode(text='ab\nc', background_color=0xFFFFFFFF + 1)
def test_init_background_color_default_value():
ecode = Ecode(text='ab\nc')
assert ecode.background_color == 0xFFFFFFFF
def test_init_foreground_color_default_value():
ecode = Ecode(text='ab\nc')
assert ecode.foreground_color == 0x000000FF
def test_init_fmt_illegal_value():
with pytest.raises(ValueError, match='`fmt` must be an instance of `EcodeFmt`, but it is \'fmt\''):
Ecode(text='ab\nc', fmt='fmt')
def test_ecode_illegal_size():
with pytest.raises(ValueError, match='`size` must be an instance of `EcodeSize`, but it is \'size\''):
Ecode(text='ab\nc', size='size')
def test_ecode_illegal_align():
with pytest.raises(ValueError, match='`align` must be an instance of `EcodeAlign`, but it is \'align\''):
Ecode(text='ab\nc', align='align')
def test_ecode_illegal_flag_contents():
with pytest.raises(ValueError,
match='`flags` must include instances of `EcodeFlag` only, but \'flag\' is contained'):
Ecode(text='ab\nc', flags=frozenset(['flag']))
def test_ecode_illegal_flags():
with pytest.raises(ValueError, match='`flags` must be an instance of `Set`, but it is \'flags\''):
Ecode(text='ab\nc', flags='flags')
def test_ecode_illegal_locale():
with pytest.raises(ValueError, match='`locale` must be an instance of `EcodeLocale`, but it is \'xxx\''):
Ecode(text='ab\nc.', locale='xxx')
