from airtime_analyzer.playability_analyzer import *
from nose.tools import *


def check_default_metadata(metadata):
    """Stub function for now in case we need it later."""
    pass


def test_missing_liquidsoap():
    old_ls = PlayabilityAnalyzer.LIQUIDSOAP_EXECUTABLE
    PlayabilityAnalyzer.LIQUIDSOAP_EXECUTABLE = "foosdaf"
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-stereo-utf8.mp3", dict()
    )
    PlayabilityAnalyzer.LIQUIDSOAP_EXECUTABLE = old_ls  # Need to put this back


@raises(UnplayableFileError)
def test_invalid_filepath():
    metadata = PlayabilityAnalyzer.analyze(u"non-existent-file", dict())


def test_mp3_utf8():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-stereo-utf8.mp3", dict()
    )
    check_default_metadata(metadata)


def test_mp3_dualmono():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-dualmono.mp3", dict()
    )
    check_default_metadata(metadata)


def test_mp3_jointstereo():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-jointstereo.mp3", dict()
    )
    check_default_metadata(metadata)


def test_mp3_simplestereo():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-simplestereo.mp3", dict()
    )
    check_default_metadata(metadata)


def test_mp3_stereo():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-stereo.mp3", dict()
    )
    check_default_metadata(metadata)


def test_mp3_mono():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-mono.mp3", dict()
    )
    check_default_metadata(metadata)


def test_ogg_stereo():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-stereo.ogg", dict()
    )
    check_default_metadata(metadata)


@raises(UnplayableFileError)
def test_invalid_wma():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-stereo-invalid.wma", dict()
    )


def test_m4a_stereo():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-stereo.m4a", dict()
    )
    check_default_metadata(metadata)


def test_wav_stereo():
    metadata = PlayabilityAnalyzer.analyze(
        u"tests/test_data/44100Hz-16bit-stereo.wav", dict()
    )
    check_default_metadata(metadata)


@raises(UnplayableFileError)
def test_unknown():
    metadata = PlayabilityAnalyzer.analyze(u"http://www.google.com", dict())
    check_default_metadata(metadata)