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"""

Author: Philipp Jungkamp <Philipp.Jungkamp@opal-rt.com>

SPDX-FileCopyrightText: 2023 OPAL-RT Germany GmbH

SPDX-License-Identifier: Apache-2.0

""" # noqa: E501

from cmath import sqrt

from villas.node.digest import Digest, Frame

from villas.node.sample import Sample, Timestamp

def test_frame_repr():

smp1 = Sample(

ts_origin=Timestamp(123456780),

ts_received=Timestamp(123456781),

sequence=4,

new_frame=True,

data=[1.0, 2.0, 3.0, True, 42, sqrt(complex(-1))],

)

smp2 = Sample(

ts_origin=Timestamp(123456789),

ts_received=Timestamp(123456790),

sequence=5,

new_frame=False,

data=[1.0, 2.0, 3.0, True, 42, sqrt(complex(-1))],

)

frame = Frame([smp1, smp2])

assert frame == eval(repr(frame))

def test_frame_group():

smp1 = Sample(

ts_origin=Timestamp(123456780),

ts_received=Timestamp(123456781),

sequence=4,

new_frame=True,

data=[1.0, 2.0, 3.0, True, 42, sqrt(complex(-1))],

)

smp2 = Sample(

ts_origin=Timestamp(123456789),

ts_received=Timestamp(123456790),

sequence=5,

new_frame=False,

data=[1.0, 2.0, 3.0, True, 42, sqrt(complex(-1))],

)

smp3 = Sample(

ts_origin=Timestamp(123456791),

ts_received=Timestamp(123456793),

sequence=6,

new_frame=True,

data=[1.0, 2.0, 3.0, True, 42, sqrt(complex(-1))],

)

frames = list(Frame.group([smp1, smp2, smp3]))

assert len(frames) == 2

assert list(map(len, frames)) == [2, 1]

assert frames == [[smp1, smp2], [smp3]]

def test_digest_fromframe():

smp1 = Sample(

ts_origin=Timestamp(123456780),

ts_received=Timestamp(123456781),

sequence=4,

new_frame=True,

data=[1.0, 2.0, 3.0, True, 42, sqrt(complex(-1))],

)

smp2 = Sample(

ts_origin=Timestamp(123456789),

ts_received=Timestamp(123456790),

sequence=5,

new_frame=False,

data=[1.0, 2.0, 3.0, True, 42, sqrt(complex(-1))],

)

algorithm = "sha256"

digest_hex = (

"a573e3b0953a1e4f69addf631d6229bb714d263b4f362f0847e96c3838c83217" # noqa: E501

)

digest = Digest(

first=(Timestamp(123456780), 4),

last=(Timestamp(123456789), 5),

algorithm=algorithm,

bytes=bytes.fromhex(digest_hex),

)

assert Frame([smp1, smp2]).digest(algorithm) == digest

def test_digest():

digest_str = "1695904705.856457323-0 1695904709.956060462-41 sha256 8E49482DDDAFF6E3B7411D7D20CA338002126FE109EC1BA5932C02FC5E7EFD23" # noqa: E501

digest = Digest(

first=(Timestamp(1695904705, 856457323), 0),

last=(Timestamp(1695904709, 956060462), 41),

algorithm="sha256",

bytes=bytes.fromhex(

"8E49482DDDAFF6E3B7411D7D20CA338002126FE109EC1BA5932C02FC5E7EFD23"

), # noqa: E501

)

assert Digest.parse(digest_str) == digest

assert digest_str == digest.dump()

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