def test_projections(self):
t = terrarium.Terrarium([], [])
z, x, y = (13, 1308, 3165)
ll_bbox = t.mercator.latlon_bbox(z, x, y)
cx = 0.5 * (ll_bbox.bounds[0] + ll_bbox.bounds[2])
cy = 0.5 * (ll_bbox.bounds[1] + ll_bbox.bounds[3])
self.assertEqual((x, y), t.mercator.lonlat_to_xy(z, cx, cy))
def test_group_dispatch_tiles(self):
regions = [
Region(BoundingBox(-124.56, 32.4, -114.15, 42.03), [8, 10])
]
t = terrarium.Terrarium(regions, [])
class Batch(object):
def __init__(self, queue, max_batch_len):
self.queue = queue
self.batch = []
def append(self, job):
self.batch.append(job)
def flush(self):
for job in self.batch:
self.queue.append(job)
self.batch = []
class Queue(object):
def __init__(self):
self.expected = set([
(8, 41, 99),
(8, 43, 98)
])
def start_batch(self, max_batch_len):
return Batch(self, max_batch_len)
def append(self, tile):
coord = (tile['z'], tile['x'], tile['y'])
if coord in self.expected:
self.expected.remove(coord)
def flush(self):
pass
class FakeLogger(object):
def info(self, msg):
print msg
def warning(self, msg):
print msg
logger = FakeLogger()
queue = Queue()
d = dispatcher.GroupingDispatcher(queue, 10, logger, 1000)
for tile in t.generate_tiles():
d.append(tile.freeze_dry())
d.flush()
self.assertEqual(queue.expected, set([]))
def test_generate_tiles(self):
regions = [
Region(BoundingBox(-124.56, 32.4, -114.15, 42.03), [8, 10])
]
t = terrarium.Terrarium(regions, [])
expected = set([
(8, 41, 99),
(8, 43, 98)
])
for tile in t.generate_tiles():
coord = (tile.z, tile.x, tile.y)
if coord in expected:
expected.remove(coord)
self.assertEqual(expected, set([]))
def test_dispatch_tiles(self):
regions = [
Region(BoundingBox(-124.56, 32.4, -114.15, 42.03), [8, 10])
]
t = terrarium.Terrarium(regions, [])
class Batch(object):
def __init__(self, queue, max_batch_len):
self.queue = queue
self.batch = []
def append(self, job):
self.batch.append(job)
def flush(self):
for job in self.batch:
self.queue.append(job)
self.batch = []
class Queue(object):
def __init__(self):
self.expected = set([
(8, 41, 99),
(8, 43, 98)
])
def start_batch(self, max_batch_len):
return Batch(self, max_batch_len)
def append(self, tile):
coord = (tile.z, tile.x, tile.y)
if coord in self.expected:
self.expected.remove(coord)
def flush(self):
pass
logger = logging.getLogger('process')
queue = Queue()
d = dispatcher.Dispatcher(queue, 10, logger)
for tile in t.generate_tiles():
d.append(tile)
d.flush()
self.assertEqual(queue.expected, set([]))
def test_location_to_xy(self):
t = terrarium.Terrarium([], [])
x, y = t.mercator.lonlat_to_xy(19, -122.39199, 37.79123)
self.assertEqual(83897, x)
self.assertEqual(202618, y)