From 149697fbcd520d327ba3756ed6e1ff6ec2d2de38 Mon Sep 17 00:00:00 2001 From: Paulo Alexandre Regis Date: Fri, 20 Oct 2023 16:50:01 -0500 Subject: [PATCH 1/4] Added audiofield, validator, and tests --- sqlalchemy_file/exceptions.py | 8 +++ sqlalchemy_file/validators.py | 93 +++++++++++++++++++++++++++++ tests/test_audio_field.py | 92 ++++++++++++++++++++++++++++ tests/test_audio_validator.py | 109 ++++++++++++++++++++++++++++++++++ 4 files changed, 302 insertions(+) create mode 100644 tests/test_audio_field.py create mode 100644 tests/test_audio_validator.py diff --git a/sqlalchemy_file/exceptions.py b/sqlalchemy_file/exceptions.py index 256812f..a84d00b 100644 --- a/sqlalchemy_file/exceptions.py +++ b/sqlalchemy_file/exceptions.py @@ -29,3 +29,11 @@ class DimensionValidationError(ValidationError): class AspectRatioValidationError(ValidationError): pass + + +class InvalidAudioError(ValidationError): + pass + + +class DurationValidationError(ValidationError): + pass diff --git a/sqlalchemy_file/validators.py b/sqlalchemy_file/validators.py index 6fdf69f..0405118 100644 --- a/sqlalchemy_file/validators.py +++ b/sqlalchemy_file/validators.py @@ -7,6 +7,8 @@ DimensionValidationError, InvalidImageError, SizeValidationError, + InvalidAudioError, + DurationValidationError ) from sqlalchemy_file.helpers import convert_size @@ -226,3 +228,94 @@ def process(self, file: "File", attr_key: str) -> None: ) file.update({"width": width, "height": height}) file.original_content.seek(0) # type: ignore[union-attr] + + +class AudioValidator(ContentTypeValidator): + """Default Validator for AudioField. + + Attributes: + min_ms: Minimum allowed duration (in milliseconds). + max_ms: Maximum allowed duration (in milliseconds). + allowed_content_types: An iterable whose items are + allowed content types. Default is `audio/*` + + Example: + ```Python + + class Book(Base): + __tablename__ = "book" + + id = Column(Integer, autoincrement=True, primary_key=True) + title = Column(String(100), unique=True) + audiobook = Column( + AudioField( + audio_validator=AudioValidator( + allowed_content_types=["audio/mpeg", "audio/mp4", "audio/wav"], + min_ms=3600000, # 1 hour + max_ms=43200000, # 12 hours + ) + ) + ) + ``` + + Raises: + ContentTypeValidationError: When file `content_type` not in allowed_content_types + InvalidAudioError: When file is not a valid audio + DimensionValidationError: When audio duration constraints fail. + + Will add `width` and `height` properties to the file object + """ + + def __init__( + self, + min_ms: Optional[int] = None, + max_ms: Optional[int] = None, + allowed_content_types: Optional[List[str]] = None, + ): + from pydub import AudioSegment # type: ignore + + AUDIO_MIME_TYPES = [ + "audio/aav", + "audio/midi", + "audio/x-midi", + "audio/mpeg", + "audio/ogg", + "audio/opus", + "audio/wav", + "audio/webm", + "audio/3gpp" + ] + + super().__init__( + allowed_content_types + if allowed_content_types is not None + else AUDIO_MIME_TYPES + ) + self.min_duration = min_ms if min_ms else None + self.max_duration = max_ms if max_ms else None + + def process(self, file: "File", attr_key: str) -> None: + super().process(file, attr_key) + from io import BytesIO + from pydub import AudioSegment + from pydub.exceptions import PydubException + + try: + audio = AudioSegment.from_file(BytesIO(file.original_content.read())) + except (PydubException, OSError): + raise InvalidAudioError(attr_key, "Provide valid audio file") + duration = int(audio.duration_seconds * 1000) + if self.min_duration and duration < self.min_duration: + raise DurationValidationError( + attr_key, + f"Minimum allowed duration is: {self.min_duration} milliseconds, but {duration} is given.", + ) + if self.max_duration and self.max_duration < duration: + raise DurationValidationError( + attr_key, + f"Maximum allowed duration is: {self.max_duration}, but {duration} is given.", + ) + + file.update({"duration": duration}) + file.original_content.seek(0) # type: ignore[union-attr] + diff --git a/tests/test_audio_field.py b/tests/test_audio_field.py new file mode 100644 index 0000000..06ccb92 --- /dev/null +++ b/tests/test_audio_field.py @@ -0,0 +1,92 @@ +import base64 +import tempfile + +import pytest +from sqlalchemy import Column, Integer, String, select +from sqlalchemy.orm import Session, declarative_base +from sqlalchemy_file.exceptions import ContentTypeValidationError, InvalidImageError +from sqlalchemy_file.storage import StorageManager +from sqlalchemy_file.types import AudioField + +from tests.utils import get_test_container, get_test_engine + +engine = get_test_engine() +Base = declarative_base() + + +@pytest.fixture +def fake_text_file(): + file = tempfile.NamedTemporaryFile(suffix=".txt") + file.write(b"Trying to save text file as audio") + file.seek(0) + return file + + +@pytest.fixture +def fake_invalid_audio(): + file = tempfile.NamedTemporaryFile(suffix=".mp3") + file.write(b"Pass through content type validation") + file.seek(0) + return file + + +@pytest.fixture +def fake_valid_audio_content(): + return base64.b64decode( + "//vUxAADwAABpAAAACAAADSAAAAETEFNRQMACQgABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA//vUxAADwAABpAAAACAAADSAAAAETEFNRQMACQgABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA//vUxAADwAABpAAAACAAADSAAAAETEFNRQMACQgABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA//vUxAAAAAABpBQAACfbxBtDP+AAV4lWYsEA9mNYkf5qY8YGYo8SgKxqtMfLDqTEIAQgzN5IOMzuMMWPI+GHOizpivIWqZJYDaGYnEsRQAwjEbxS3RmyBaHK0SGc90R4KAIJgEE4zGxFNNo5Zg0zkEjTyWZMy4C4wLEhy+DeQ2ZZgiBjmEjGY0c4a1TSJlaqpGmKPt1jzqp1qvMzIYwzDSVzFpA7MMoJwzizHzJ6NVMhk3YzYUajMRMaMKQR15GX15p+FODLZKPMd0L8wNAOzELG7Md8P8zpi7jDzEiM3M6gxgDETNmLNMewKYw8i0XmVwvx37kvqGQQIQYB4KZlpEtGPsNEYlgPhgkgQhACZnaHoma8ZaYP4hBgeCImJsMGYFIIhgXgFc5vPvP+HzAtAtCANy4hgdgMo7BwABctXhgGgYGDeE8YL4GBgHgWBgAxgCAKpTf/////+WzTXbSG5G69JTo+NcZWIwCDACAJFgBxEAQtQwBwHRCAClcnR//zn////+4i7y4aA9AYrYlYHABwRFE643FxIA4qgLhgGIsAav4wGQCCYDYBAMJbhwBpgCgJGA6AGOAPf/////////////////////tPaWtcvAXIXpC1oLUZWuu+7cDxgu21f//////////yYE0wBwNZcAgAlUxGAHGwgCchALLxlshoDNDmCADEz1vFYAKYgpqKBgASEAAIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" + ) + + +@pytest.fixture +def fake_valid_audio(fake_valid_image_content): + file = tempfile.NamedTemporaryFile(suffix=".mp3") + data = fake_valid_image_content + file.write(data) + file.seek(0) + return file + + +class AudioBook(Base): + __tablename__ = "audiobook" + + id = Column(Integer, autoincrement=True, primary_key=True) + title = Column(String(100), unique=True) + audio = Column(AudioField) + + def __repr__(self): + return f"" # pragma: no cover + + +class TestAudioField: + def setup_method(self, method) -> None: + Base.metadata.create_all(engine) + StorageManager._clear() + StorageManager.add_storage("test", get_test_container("test-audio-field")) + + def test_autovalidate_content_type(self, fake_text_file) -> None: + with Session(engine) as session: + session.add(AudioBook(title="Pointless Meetings", audio=fake_text_file)) + with pytest.raises(ContentTypeValidationError): + session.flush() + + def test_autovalidate_audio(self, fake_invalid_audio) -> None: + with Session(engine) as session: + session.add(AudioBook(title="Pointless Meetings", audio=fake_invalid_audio)) + with pytest.raises(InvalidAudioError): + session.flush() + + def test_create_image(self, fake_valid_audio, fake_valid_audio_content) -> None: + with Session(engine) as session: + session.add(AudioBook(title="Pointless Meetings", audio=fake_valid_audio)) + session.flush() + book = session.execute( + select(AudioBook).where(AudioBook.title == "Pointless Meetings") + ).scalar_one() + assert book.audio.file.read() == fake_valid_audio_content + assert book.cover["duration"] is not None + + def teardown_method(self, method): + for obj in StorageManager.get().list_objects(): + obj.delete() + StorageManager.get().delete() + Base.metadata.drop_all(engine) diff --git a/tests/test_audio_validator.py b/tests/test_audio_validator.py new file mode 100644 index 0000000..6d3a7c3 --- /dev/null +++ b/tests/test_audio_validator.py @@ -0,0 +1,109 @@ +import base64 +import tempfile + +import pytest +from sqlalchemy import Column, Integer, String, select +from sqlalchemy.orm import Session, declarative_base +from sqlalchemy_file.exceptions import ( + InvalidAudioError, + DurationValidationError, +) +from sqlalchemy_file.storage import StorageManager +from sqlalchemy_file.types import AudioField +from sqlalchemy_file.validators import AudioValidator + +from tests.utils import get_test_container, get_test_engine + +engine = get_test_engine() +Base = declarative_base() + + +@pytest.fixture +def fake_audio_short(): # duration=1s + file = tempfile.NamedTemporaryFile(suffix=".wav") + data = base64.b64decode( + "RIFFFV  WAVEfmt      +  "V    data"V                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        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+ ) + file.write(data) + file.seek(0) + return file + + +@pytest.fixture +def fake_audio_long(): # duration=2.1s + file = tempfile.NamedTemporaryFile(suffix=".wav") + data = base64.b64decode( + "UklGRgS1AABXQVZFZm10IBAAAAABAAEAESsAACJWAAACABAAZGF0YeC0AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA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+ ) + file.write(data) + file.seek(0) + return file + + +@pytest.fixture +def fake_valid_audio(): # duration=2s + file = tempfile.NamedTemporaryFile(suffix=".wav") + data = base64.b64decode( + "UklGRt6WAABXQVZFZm10IBAAAAABAAEAESsAACJWAAACABAAZGF0YbqWAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA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+ ) + file.write(data) + file.seek(0) + return file + + +class AudioBook(Base): + __tablename__ = "audiobook" + + id = Column(Integer, autoincrement=True, primary_key=True) + title = Column(String(100), unique=True) + audio = Column( + AudioField( + audio_validator=AudioValidator( + min_ms=1500, # 1.5s + max_ms=2500 # 2.5s + ) + ) + ) + + def __repr__(self): + return f"" # pragma: no cover + + +class TestAudioValidator: + def setup_method(self, method) -> None: + Base.metadata.create_all(engine) + StorageManager._clear() + StorageManager.add_storage("test", get_test_container("test-audio-validator")) + + def test_min_duration_validation(self, fake_audio_short) -> None: + with Session(engine) as session: + session.add(AudioBook(title="Pointless Meetings", audio=fake_audio_short)) + with pytest.raises( + DurationValidationError, + match="Minimum allowed duration is: 1500, but 1000 is given", + ): + session.flush() + + def test_max_duration_validation(self, fake_audio_long) -> None: + with Session(engine) as session: + session.add(AudioBook(title="Pointless Meetings", audio=fake_audio_long)) + with pytest.raises( + DurationValidationError, + match="Maximum allowed duration is: 2000, but 2099 is given.", + ): + session.flush() + + def test_valid_audio(self, fake_valid_audio) -> None: + with Session(engine) as session: + session.add(AudioBook(title="Pointless Meetings", audio=fake_valid_audio)) + session.flush() + book = session.execute( + select(Book).where(Book.title == "Pointless Meetings") + ).scalar_one() + assert book.cover.file is not None + + def teardown_method(self, method): + for obj in StorageManager.get().list_objects(): + obj.delete() + StorageManager.get().delete() + Base.metadata.drop_all(engine) From 987a48a3c07760a040a43d30ff4641728bd6fa71 Mon Sep 17 00:00:00 2001 From: Paulo Alexandre Regis Date: Fri, 20 Oct 2023 17:01:48 -0500 Subject: [PATCH 2/4] Added dependency pydub pyproject.toml --- pyproject.toml | 3 ++- sqlalchemy_file/validators.py | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/pyproject.toml b/pyproject.toml index d22d722..0ee4fd1 100644 --- a/pyproject.toml +++ b/pyproject.toml @@ -55,7 +55,8 @@ test = [ "python-multipart ==0.0.6", "fastapi >=0.92, <0.104", "Flask >=2.2, <2.3", - "Flask-SQLAlchemy >=3.0,<3.2" + "Flask-SQLAlchemy >=3.0,<3.2", + "pydub ==0.25.1" ] doc = [ "mkdocs-material >=9.0.0, <10.0.0", diff --git a/sqlalchemy_file/validators.py b/sqlalchemy_file/validators.py index 0405118..f1b914e 100644 --- a/sqlalchemy_file/validators.py +++ b/sqlalchemy_file/validators.py @@ -231,7 +231,7 @@ def process(self, file: "File", attr_key: str) -> None: class AudioValidator(ContentTypeValidator): - """Default Validator for AudioField. + """Default Validator for AudioField. Uses `pydub` for audio operations, which might require `ffmpeg`. Attributes: min_ms: Minimum allowed duration (in milliseconds). From 51954964b3e744b4fdae769020ecb52216ad86cc Mon Sep 17 00:00:00 2001 From: Paulo Alexandre Regis Date: Sun, 22 Oct 2023 21:15:12 -0500 Subject: [PATCH 3/4] Fixed tests --- sqlalchemy_file/types.py | 54 ++++++++++++++++++++++++++++++++++- sqlalchemy_file/validators.py | 22 +++++++------- tests/test_audio_field.py | 8 +++--- tests/test_audio_validator.py | 12 +++----- 4 files changed, 71 insertions(+), 25 deletions(-) diff --git a/sqlalchemy_file/types.py b/sqlalchemy_file/types.py index eb6e44a..2398470 100644 --- a/sqlalchemy_file/types.py +++ b/sqlalchemy_file/types.py @@ -9,7 +9,7 @@ from sqlalchemy_file.mutable_list import MutableList from sqlalchemy_file.processors import Processor, ThumbnailGenerator from sqlalchemy_file.storage import StorageManager -from sqlalchemy_file.validators import ImageValidator, Validator +from sqlalchemy_file.validators import AudioValidator, ImageValidator, Validator class FileField(types.TypeDecorator): # type: ignore @@ -161,6 +161,58 @@ def __init__( ) +class AudioField(FileField): + """Inherits all attributes and methods from [FileField][sqlalchemy_file.types.FileField], + but also validates that the uploaded object is a valid audio. + """ + + cache_ok = False + + def __init__( + self, + *args: Tuple[Any], + upload_storage: Optional[str] = None, + audio_validator: Optional[AudioValidator] = None, + validators: Optional[List[Validator]] = None, + processors: Optional[List[Processor]] = None, + upload_type: Type[File] = File, + multiple: Optional[bool] = False, + extra: Optional[Dict[str, str]] = None, + headers: Optional[Dict[str, str]] = None, + **kwargs: Dict[str, Any], + ) -> None: + """Parameters + upload_storage: storage to use + audio_validator: AudioField use default audio + validator, Use this property to customize it. + thumbnail_size: If set, a thumbnail will be generated + from original image using [ThumbnailGenerator] + [sqlalchemy_file.processors.ThumbnailGenerator] + validators: List of additional validators to apply + processors: List of validators to apply + upload_type: File class to use, could be + used to set custom File class + multiple: Use this to save multiple files + extra: Extra attributes (driver specific). + """ + if validators is None: + validators = [] + if audio_validator is None: + audio_validator = AudioValidator() + validators.append(audio_validator) + super().__init__( + *args, + upload_storage=upload_storage, + validators=validators, + processors=processors, + upload_type=upload_type, + multiple=multiple, + extra=extra, + headers=headers, + **kwargs, + ) + + class FileFieldSessionTracker: mapped_entities: ClassVar[Dict[Type[Any], List[str]]] = {} diff --git a/sqlalchemy_file/validators.py b/sqlalchemy_file/validators.py index f1b914e..2559da1 100644 --- a/sqlalchemy_file/validators.py +++ b/sqlalchemy_file/validators.py @@ -5,10 +5,10 @@ AspectRatioValidationError, ContentTypeValidationError, DimensionValidationError, + DurationValidationError, + InvalidAudioError, InvalidImageError, SizeValidationError, - InvalidAudioError, - DurationValidationError ) from sqlalchemy_file.helpers import convert_size @@ -272,9 +272,7 @@ def __init__( max_ms: Optional[int] = None, allowed_content_types: Optional[List[str]] = None, ): - from pydub import AudioSegment # type: ignore - - AUDIO_MIME_TYPES = [ + audio_mime_types = [ "audio/aav", "audio/midi", "audio/x-midi", @@ -283,13 +281,13 @@ def __init__( "audio/opus", "audio/wav", "audio/webm", - "audio/3gpp" + "audio/3gpp", ] super().__init__( allowed_content_types if allowed_content_types is not None - else AUDIO_MIME_TYPES + else audio_mime_types ) self.min_duration = min_ms if min_ms else None self.max_duration = max_ms if max_ms else None @@ -297,18 +295,19 @@ def __init__( def process(self, file: "File", attr_key: str) -> None: super().process(file, attr_key) from io import BytesIO - from pydub import AudioSegment - from pydub.exceptions import PydubException + + from pydub import AudioSegment # type: ignore + from pydub.exceptions import PydubException # type: ignore try: - audio = AudioSegment.from_file(BytesIO(file.original_content.read())) + audio = AudioSegment.from_file(BytesIO(file.original_content.read())) # type: ignore except (PydubException, OSError): raise InvalidAudioError(attr_key, "Provide valid audio file") duration = int(audio.duration_seconds * 1000) if self.min_duration and duration < self.min_duration: raise DurationValidationError( attr_key, - f"Minimum allowed duration is: {self.min_duration} milliseconds, but {duration} is given.", + f"Minimum allowed duration is: {self.min_duration}, but {duration} is given.", ) if self.max_duration and self.max_duration < duration: raise DurationValidationError( @@ -318,4 +317,3 @@ def process(self, file: "File", attr_key: str) -> None: file.update({"duration": duration}) file.original_content.seek(0) # type: ignore[union-attr] - diff --git a/tests/test_audio_field.py b/tests/test_audio_field.py index 06ccb92..d012d03 100644 --- a/tests/test_audio_field.py +++ b/tests/test_audio_field.py @@ -4,7 +4,7 @@ import pytest from sqlalchemy import Column, Integer, String, select from sqlalchemy.orm import Session, declarative_base -from sqlalchemy_file.exceptions import ContentTypeValidationError, InvalidImageError +from sqlalchemy_file.exceptions import ContentTypeValidationError, InvalidAudioError from sqlalchemy_file.storage import StorageManager from sqlalchemy_file.types import AudioField @@ -38,9 +38,9 @@ def fake_valid_audio_content(): @pytest.fixture -def fake_valid_audio(fake_valid_image_content): +def fake_valid_audio(fake_valid_audio_content): file = tempfile.NamedTemporaryFile(suffix=".mp3") - data = fake_valid_image_content + data = fake_valid_audio_content file.write(data) file.seek(0) return file @@ -83,7 +83,7 @@ def test_create_image(self, fake_valid_audio, fake_valid_audio_content) -> None: select(AudioBook).where(AudioBook.title == "Pointless Meetings") ).scalar_one() assert book.audio.file.read() == fake_valid_audio_content - assert book.cover["duration"] is not None + assert book.audio["duration"] is not None def teardown_method(self, method): for obj in StorageManager.get().list_objects(): diff --git a/tests/test_audio_validator.py b/tests/test_audio_validator.py index 6d3a7c3..11f1292 100644 --- a/tests/test_audio_validator.py +++ b/tests/test_audio_validator.py @@ -5,7 +5,6 @@ from sqlalchemy import Column, Integer, String, select from sqlalchemy.orm import Session, declarative_base from sqlalchemy_file.exceptions import ( - InvalidAudioError, DurationValidationError, ) from sqlalchemy_file.storage import StorageManager @@ -58,10 +57,7 @@ class AudioBook(Base): title = Column(String(100), unique=True) audio = Column( AudioField( - audio_validator=AudioValidator( - min_ms=1500, # 1.5s - max_ms=2500 # 2.5s - ) + audio_validator=AudioValidator(min_ms=1500, max_ms=2000) # 1.5s # 2.5s ) ) @@ -80,7 +76,7 @@ def test_min_duration_validation(self, fake_audio_short) -> None: session.add(AudioBook(title="Pointless Meetings", audio=fake_audio_short)) with pytest.raises( DurationValidationError, - match="Minimum allowed duration is: 1500, but 1000 is given", + match="Minimum allowed duration is: 1500, but 1000 is given.", ): session.flush() @@ -98,9 +94,9 @@ def test_valid_audio(self, fake_valid_audio) -> None: session.add(AudioBook(title="Pointless Meetings", audio=fake_valid_audio)) session.flush() book = session.execute( - select(Book).where(Book.title == "Pointless Meetings") + select(AudioBook).where(AudioBook.title == "Pointless Meetings") ).scalar_one() - assert book.cover.file is not None + assert book.audio.file is not None def teardown_method(self, method): for obj in StorageManager.get().list_objects(): From e392ac2d92ac7eb4b1fc385333b00af3f0506176 Mon Sep 17 00:00:00 2001 From: Paulo Alexandre Regis Date: Sun, 22 Oct 2023 21:34:37 -0500 Subject: [PATCH 4/4] Added x-wav to audio mime types. --- sqlalchemy_file/validators.py | 1 + 1 file changed, 1 insertion(+) diff --git a/sqlalchemy_file/validators.py b/sqlalchemy_file/validators.py index 2559da1..0f4ad3e 100644 --- a/sqlalchemy_file/validators.py +++ b/sqlalchemy_file/validators.py @@ -280,6 +280,7 @@ def __init__( "audio/ogg", "audio/opus", "audio/wav", + "audio/x-wav", "audio/webm", "audio/3gpp", ]