def _random_points(cls, count=100, root=None):
"""Get some random points.
Distance between two points will never exceed 200m.
Returns:
A list with count points
"""
start_time = cls._random_datetime()
if root is None:
root = GPXTrackPoint(latitude=random.uniform(-90.0, 90.0),
longitude=random.uniform(-180.0, 180.0),
elevation=0,
time=start_time)
result = [root]
angle = 50
for _ in range(1, count):
angle = angle + random.uniform(-20, 20)
delta = LocationDelta(distance=random.randrange(200), angle=angle)
point = GPXTrackPoint(latitude=result[-1].latitude,
longitude=result[-1].longitude)
point.move(delta)
point.elevation = _
point.time = start_time + datetime.timedelta(seconds=10 * _)
result.append(point)
return result
def create_test_activity(cls,
count: int = 1,
idx: int = 0,
what: str = None,
status: bool = False):
"""creates an :class:`~gpxity.Activity`. It starts off with **test.gpx** and appends a
last track point, it also changes the time stamp of the last point.
This is done using **count** and **idx**: The last point is set such that
looking at the tracks, they all go in a different direction clockwise, with an angle
in degrees of :literal:`360 * idx / count`.
Args:
count: See above. Using 1 as default if not given.
idx: See above. Using 0 as default if not given.
what: The wanted value for the activity.
Default: if count == len(:attr:`Activity.legal_what <gpxity.Activity.legal_what>`),
the default value will be legal_what[idx].
Otherwise a random value will be applied.
status: Public?
Returns:
(~gpxity.Activity): A new activity not bound to a backend
"""
if BasicTest.all_backend_classes is None:
BasicTest.all_backend_classes = BasicTest._find_backend_classes()
gpx = cls._get_gpx_from_test_file('test')
movement = gpxpy.geo.LocationDelta(distance=100000,
angle=360 * idx / count)
last_points = gpx.tracks[-1].segments[-1].points
new_point = GPXTrackPoint(latitude=last_points[-1].latitude,
longitude=last_points[-1].longitude + 0.001,
time=last_points[-1].time +
datetime.timedelta(hours=10, seconds=idx))
new_point.move(movement)
gpx.tracks[-1].segments[-1].points.append(new_point)
# now set all times such that they are in order with this activity and do not overlap
# with other test activities
duration = new_point.time - gpx.tracks[0].segments[0].points[
0].time + datetime.timedelta(seconds=10)
for point in gpx.walk(only_points=True):
point.time += duration * idx
result = Activity(gpx=gpx)
result.title = 'Random GPX # {}'.format(idx)
result.description = 'Description to {}'.format(gpx.name)
if what:
result.what = what
elif count == len(Activity.legal_what):
result.what = Activity.legal_what[idx]
else:
result.what = random.choice(Activity.legal_what)
result.public = status
return result
def create_test_track(cls,
backend_class=None,
count: int = 1,
idx: int = 0,
category: str = None,
public: bool = False,
start_time=None,
end_time=None):
"""create a :class:`~gpxity.gpxfile.GpxFile`.
It starts off with **test.gpx** and appends a
last gpxfile point, it also changes the time stamp of the last point.
This is done using **count** and **idx**: The last point is set such that
looking at the gpxfiles, they all go in a different direction clockwise, with an angle
in degrees of :literal:`360 * idx / count`.
Args:
backend_class: If given, use it as source for a random category
count: See above. Using 1 as default if not given.
idx: See above. Using 0 as default if not given.
category: The wanted value for the gpxfile.
Default: if count == len(:attr:`GpxFile.categories <gpxity.gpxfile.GpxFile.categories>`),
the default value will be backend_class.supported_categories[idx].
Otherwise a random value from backend_class.supported_categories will be applied.
public: should the gpxfiles be public or private?
start_time: If given, assign it to the first point and adjust all following times
end_time: explicit time for the last point. If None: See above.
Returns:
(~gpxity.gpxfile.GpxFile): A new gpxfile not bound to a backend
"""
# pylint: disable=too-many-locals
result = cls._get_track_from_test_file('test')
if start_time is not None:
if not start_time.tzinfo:
start_time = start_time.replace(tzinfo=datetime.timezone.utc)
result.adjust_time(start_time - result.first_time)
last_point = result.last_point()
if end_time is None:
end_time = last_point.time + datetime.timedelta(hours=10,
seconds=idx)
if not end_time.tzinfo:
end_time = end_time.replace(tzinfo=datetime.timezone.utc)
new_point = GPXTrackPoint(latitude=last_point.latitude,
longitude=last_point.longitude + 0.001,
time=end_time)
_ = gpxpy.geo.LocationDelta(distance=1000, angle=360 * idx / count)
new_point.move(_)
result.add_points([new_point])
# now set all times such that they are in order with this gpxfile and do not overlap
# with other test gpxfiles
_ = result.first_time
duration = new_point.time - _ + datetime.timedelta(seconds=10)
for point in result.gpx.walk(only_points=True):
point.time += duration * idx
result.title = 'Random GPX # {}'.format(idx)
result.description = 'Description to {}'.format(result.title)
if backend_class is None:
cat_source = GpxFile.categories
else:
cat_source = backend_class.supported_categories
cat_source = [backend_class.decode_category(x) for x in cat_source]
if category:
result.category = category
elif count == len(GpxFile.categories):
result.category = cat_source[idx]
else:
result.category = random.choice(cat_source)
result.public = public
return result
