"""Module with tests for create_transcoding_by_preset method."""

from unittest.mock import Mock
from unittest.mock import patch

import pytest

from src import app


@pytest.fixture
def fixture_correct_create_transcoding_by_preset_args():
    """Fixture with correct create_transcoding_by_preset call args."""
    return {
        'bucket': 'qa-raw-assets',
        'key': 'audio.wav',
        'preset_alias': 'qa-mezzanine',
        'metadata': {
            'duration_ms': 2963,
            'channels': 2,
            'codec': 'pcm',
            'bit_rate': 1411200,
            'sample_rate': 44100,
            'bits_per_sample': 16,
            'container': 'wave',
            'mime_type': 'audio/vnd.wave',
            'file_size_bytes': 522796,
            'lossless': True,
        },
        'status_topic_alias': 'transcoding_topic'
    }


@patch('owsrequest.request.process')
def test_create_transcoding_by_preset_success(
        process, fixture_correct_create_transcoding_by_preset_args):
    """Test for create_transcoding_by_preset success."""
    process.return_value = Mock(status_code=200)
    result = app.create_transcoding_by_preset(
        **fixture_correct_create_transcoding_by_preset_args)
    assert result
    assert process.call_args[1]['json'] == {
        'input': {
            'bucket': 'qa-raw-assets',
            'key': 'audio.wav',
            'metadata': {
                'channels': 2,
                'codec': 'pcm',
                'container': 'wave',
                'sample_rate': 44100,
                'bit_depth': 16,
                'bit_rate': 1411200
            }
        },
        'status_topic_alias': 'transcoding_topic'
    }


@patch('owsrequest.request.process')
def test_create_transcoding_by_preset_bad_status_failure(
        process, fixture_correct_create_transcoding_by_preset_args):
    """Test for create_transcoding_by_preset ows-transcoding 500 failure."""
    process.return_value = Mock(status_code=500)
    with pytest.raises(Exception):
        app.create_transcoding_by_preset(
            **fixture_correct_create_transcoding_by_preset_args)


@patch('owsrequest.request.process')
def test_create_transcoding_by_preset_exception_failure(
        process, fixture_correct_create_transcoding_by_preset_args):
    """Test for create_transcoding_by_preset request processing failure."""
    process.side_effect = Exception('error')
    with pytest.raises(Exception):
        app.create_transcoding_by_preset(
            **fixture_correct_create_transcoding_by_preset_args)