ordigi/elodie/tests/media/photo_test.py

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# -*- coding: utf-8
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# Project imports
import os
import sys
import datetime
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import shutil
import tempfile
import time
from nose.plugins.skip import SkipTest
sys.path.insert(0, os.path.abspath(os.path.dirname(os.path.dirname(os.path.dirname(os.path.dirname(os.path.realpath(__file__)))))))
sys.path.insert(0, os.path.abspath(os.path.dirname(os.path.dirname(os.path.realpath(__file__)))))
import helper
from elodie.media.media import Media
from elodie.media.photo import Photo
os.environ['TZ'] = 'GMT'
def test_photo_extensions():
photo = Photo()
extensions = photo.extensions
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assert 'jpg' in extensions
assert 'jpeg' in extensions
assert 'nef' in extensions
assert 'dng' in extensions
assert 'gif' in extensions
valid_extensions = Photo.get_valid_extensions()
assert extensions == valid_extensions, valid_extensions
def test_empty_album():
photo = Photo(helper.get_file('plain.jpg'))
assert photo.get_album() is None
def test_has_album():
photo = Photo(helper.get_file('with-album.jpg'))
album = photo.get_album()
assert album == 'Test Album', album
def test_is_valid():
photo = Photo(helper.get_file('plain.jpg'))
assert photo.is_valid()
def test_is_not_valid():
photo = Photo(helper.get_file('text.txt'))
assert not photo.is_valid()
def test_get_coordinate_default():
photo = Photo(helper.get_file('with-location.jpg'))
coordinate = photo.get_coordinate()
assert coordinate == 37.3667027222, coordinate
def test_get_coordinate_latitude():
photo = Photo(helper.get_file('with-location.jpg'))
coordinate = photo.get_coordinate('latitude')
assert coordinate == 37.3667027222, coordinate
def test_get_coordinate_latitude_minus():
photo = Photo(helper.get_file('with-location-inv.jpg'))
coordinate = photo.get_coordinate('latitude')
assert coordinate == -37.3667027222, coordinate
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def test_get_coordinate_longitude():
photo = Photo(helper.get_file('with-location.jpg'))
coordinate = photo.get_coordinate('longitude')
assert coordinate == -122.033383611, coordinate
def test_get_coordinate_longitude_plus():
photo = Photo(helper.get_file('with-location-inv.jpg'))
coordinate = photo.get_coordinate('longitude')
assert coordinate == 122.033383611, coordinate
def test_get_coordinates_without_exif():
photo = Photo(helper.get_file('no-exif.jpg'))
latitude = photo.get_coordinate('latitude')
longitude = photo.get_coordinate('longitude')
assert latitude is None, latitude
assert longitude is None, longitude
def test_get_date_taken():
photo = Photo(helper.get_file('plain.jpg'))
date_taken = photo.get_date_taken()
assert date_taken == (2015, 12, 5, 0, 59, 26, 5, 339, 0), date_taken
def test_get_date_taken_without_exif():
source = helper.get_file('no-exif.jpg')
photo = Photo(source)
date_taken = photo.get_date_taken()
date_taken_from_file = time.gmtime(min(os.path.getmtime(source), os.path.getctime(source)))
assert date_taken == date_taken_from_file, date_taken
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def test_is_valid():
photo = Photo(helper.get_file('with-location.jpg'))
assert photo.is_valid()
def test_is_not_valid():
photo = Photo(helper.get_file('text.txt'))
assert not photo.is_valid()
def test_set_date_taken():
temporary_folder, folder = helper.create_working_folder()
origin = '%s/photo.jpg' % folder
shutil.copyfile(helper.get_file('plain.jpg'), origin)
photo = Photo(origin)
status = photo.set_date_taken(datetime.datetime(2013, 9, 30, 7, 6, 5))
assert status == True, status
photo_new = Photo(origin)
metadata = photo_new.get_metadata()
date_taken = metadata['date_taken']
shutil.rmtree(folder)
assert date_taken == (2013, 9, 30, 7, 6, 5, 0, 273, 0), metadata['date_taken']
def test_set_location():
raise SkipTest('gh-31, precision is lost in conversion from decimal to dms')
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temporary_folder, folder = helper.create_working_folder()
origin = '%s/photo.jpg' % folder
shutil.copyfile(helper.get_file('plain.jpg'), origin)
photo = Photo(origin)
origin_metadata = photo.get_metadata()
# Verify that original photo has no location information
assert origin_metadata['latitude'] is None, origin_metadata['latitude']
assert origin_metadata['longitude'] is None, origin_metadata['longitude']
status = photo.set_location(11.1111111111, 99.9999999999)
assert status == True, status
photo_new = Photo(origin)
metadata = photo_new.get_metadata()
shutil.rmtree(folder)
# @TODO: understand why the decimal to degree conversion loses accuracy
assert metadata['latitude'] == 11.1111111111, metadata['latitude']
assert metadata['longitude'] == 99.9999999999, metadata['longitude']
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def test_set_title():
temporary_folder, folder = helper.create_working_folder()
origin = '%s/photo.jpg' % folder
shutil.copyfile(helper.get_file('plain.jpg'), origin)
photo = Photo(origin)
origin_metadata = photo.get_metadata()
status = photo.set_title('my photo title')
assert status == True, status
photo_new = Photo(origin)
metadata = photo_new.get_metadata()
shutil.rmtree(folder)
assert metadata['title'] == 'my photo title', metadata['title']
def test_set_title_non_ascii():
temporary_folder, folder = helper.create_working_folder()
origin = '%s/photo.jpg' % folder
shutil.copyfile(helper.get_file('plain.jpg'), origin)
photo = Photo(origin)
origin_metadata = photo.get_metadata()
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unicode_title = u'形声字 / 形聲字'
utf8_title = unicode_title.encode('utf-8')
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status = photo.set_title(unicode_title)
assert status == True, status
photo_new = Photo(origin)
metadata = photo_new.get_metadata()
shutil.rmtree(folder)
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assert metadata['title'] == utf8_title, metadata['title']