def test_unmoving_at_reference_location_values(get_dataframe):
df = get_dataframe(
UnmovingAtReferenceLocation(
locations=UniqueLocations(
SubscriberLocations(
"2016-01-01",
"2016-01-01 10:00",
spatial_unit=make_spatial_unit("admin", level=3),
)),
reference_locations=LastLocation("2016-01-01", "2016-01-02"),
)).set_index("subscriber")
assert not df.loc["038OVABN11Ak4W5P"].value
assert df.loc["3XKdxqvyNxO2vLD1"].value
def test_subscriber_location_entropy(get_dataframe):
"""
Test some hand picked periods and tables.
"""
query = LocationEntropy("2016-01-01", "2016-01-08")
df = get_dataframe(query).set_index("subscriber")
assert df.loc["0DB8zw67E9mZAPK2"].entropy == pytest.approx(2.996_587)
query = LocationEntropy("2016-01-02",
"2016-01-05",
spatial_unit=make_spatial_unit("admin", level=1))
df = get_dataframe(query).set_index("subscriber")
assert df.loc["0DB8zw67E9mZAPK2"].entropy == pytest.approx(1.214_889_6)
def test_invalid_statistic_raises_error():
"""
Test that passing an invalid statistic raises an error.
"""
with pytest.raises(ValueError,
match="'NOT_A_STATISTIC' is not a valid statistic"):
DistanceSeries(
subscriber_locations=SubscriberLocations(
"2016-01-01",
"2016-01-07",
spatial_unit=make_spatial_unit("lon-lat")),
statistic="NOT_A_STATISTIC",
)
def get_spatial_unit_obj(aggregation_unit_string) -> GeomSpatialUnit:
"""
Given an aggregation unit string (as validated by AggregationUnit()),
return a FlowMachine spatial unit object.
"""
if "admin" in aggregation_unit_string:
level = int(aggregation_unit_string[-1])
spatial_unit_args = {"spatial_unit_type": "admin", "level": level}
else:
raise NotImplementedError(
f"The helper function `get_spatial_unit_obj` does not support aggregation units of type '{aggregation_unit_string}'."
)
return make_spatial_unit(**spatial_unit_args)
def test_no_cast_for_below_day(get_dataframe):
"""
Test that results aren't cast to date for smaller time buckets.
"""
df = get_dataframe(
DistanceSeries(
subscriber_locations=SubscriberLocations(
"2016-01-01",
"2016-01-02",
spatial_unit=make_spatial_unit("lon-lat")),
time_bucket="hour",
))
assert isinstance(df.datetime[0], datetime)
def test_unmoving_at_reference_location_counts_column_names(
get_column_names_from_run):
assert (get_column_names_from_run(
UnmovingAtReferenceLocationCounts(
UnmovingAtReferenceLocation(
locations=UniqueLocations(
SubscriberLocations(
"2016-01-01",
"2016-01-01 10:00",
spatial_unit=make_spatial_unit("admin", level=3),
)),
reference_locations=LastLocation("2016-01-01", "2016-01-02"),
))) == ["pcod", "value"])
def test_join_with_polygon(get_dataframe, get_length):
"""
Test that flowmachine.JoinToLocation can get the (arbitrary) polygon
of each cell.
"""
ul = SubscriberLocations(
"2016-01-05", "2016-01-07", spatial_unit=make_spatial_unit("cell")
)
j = JoinToLocation(
ul,
spatial_unit=make_spatial_unit(
"polygon",
region_id_column_name="admin3pcod",
geom_table="geography.admin3",
geom_column="geom",
),
)
df = get_dataframe(j)
expected_cols = sorted(["admin3pcod", "location_id", "subscriber", "time"])
assert sorted(df.columns) == expected_cols
assert len(df) == get_length(ul)
def test_column_names_meaningful_locations(get_column_names_from_run,
meaningful_locations_labels):
"""Test that column_names property matches head(0) for meaningfullocations"""
mfl = MeaningfulLocations(
clusters=HartiganCluster(
calldays=CallDays(subscriber_locations=SubscriberLocations(
start="2016-01-01",
stop="2016-01-02",
spatial_unit=make_spatial_unit("versioned-site"),
)),
radius=1,
),
scores=EventScore(
start="2016-01-01",
stop="2016-01-02",
spatial_unit=make_spatial_unit("versioned-site"),
),
labels=meaningful_locations_labels,
label="evening",
)
assert get_column_names_from_run(mfl) == mfl.column_names
def test_join_with_versioned_cells(get_dataframe, get_length):
"""
Test that flowmachine.JoinToLocation can fetch the cell version.
"""
ul = SubscriberLocations("2016-01-05",
"2016-01-07",
spatial_unit=make_spatial_unit("cell"))
df = get_dataframe(
JoinToLocation(ul, spatial_unit=make_spatial_unit("versioned-cell")))
# As our database is complete we should not drop any rows
assert len(df) == get_length(ul)
# These should all be version zero, these are the towers before the changeover date, or those that
# have not moved.
should_be_version_zero = df[(df.time <= move_date) |
(~df.location_id.isin(moving_sites))]
# These should all be one, they are the ones after the change over time that have moved.
should_be_version_one = df[(df.time > move_date)
& (df.location_id.isin(moving_sites))]
assert (should_be_version_zero.version == 0).all()
assert (should_be_version_one.version == 1).all()
def test_active_at_reference_location_counts_column_names(
get_column_names_from_run):
assert get_column_names_from_run(
ActiveAtReferenceLocationCounts(
ActiveAtReferenceLocation(
subscriber_locations=UniqueLocations(
SubscriberLocations(
"2016-01-01",
"2016-01-02",
spatial_unit=make_spatial_unit("admin", level=3),
)),
reference_locations=daily_location("2016-01-03"),
))) == ["pcod", "value"]
def __init__(
self,
start,
stop,
*,
location,
spatial_unit: AnySpatialUnit = make_spatial_unit("cell"),
hours="all",
table="all",
subscriber_identifier="msisdn",
ignore_nulls=True,
subscriber_subset=None,
):
""""""
if location == "any" and spatial_unit != make_spatial_unit("cell"):
raise ValueError(
"Invalid parameter combination: location='any' can only be used with cell spatial unit."
)
self.start = standardise_date(start)
self.stop = standardise_date(stop)
self.location = location
self.ul = SubscriberLocations(
self.start,
self.stop,
spatial_unit=spatial_unit,
hours=hours,
table=table,
subscriber_identifier=subscriber_identifier,
ignore_nulls=ignore_nulls,
subscriber_subset=subscriber_subset,
)
self.table = self.ul.table
self.subscriber_identifier = self.ul.subscriber_identifier
super().__init__()
def test_can_get_pcods(get_dataframe):
"""
SubscriberLocations() can make queries at the p-code level.
"""
subscriber_pcod = SubscriberLocations(
"2016-01-01 13:30:30",
"2016-01-02 16:25:00",
spatial_unit=make_spatial_unit("polygon",
region_id_column_name="admin3pcod",
geom_table="geography.admin3"),
)
df = get_dataframe(subscriber_pcod)
assert df.admin3pcod[0].startswith("524")
def test_join_with_lon_lat(get_dataframe):
"""
Test that flowmachine.JoinToLocation can get the lon-lat values of the cell
"""
ul = SubscriberLocations(
"2016-01-05", "2016-01-07", spatial_unit=make_spatial_unit("cell")
)
df = get_dataframe(JoinToLocation(ul, spatial_unit=make_spatial_unit("lon-lat")))
expected_cols = sorted(["subscriber", "time", "location_id", "lon", "lat"])
assert sorted(df.columns) == expected_cols
# Pick out one cell that moves location and assert that the
# lon-lats are right
focal_cell = "dJb0Wd"
lon1, lat1 = (83.09284486, 27.648837800000003)
lon2, lat2 = (83.25769074752517, 27.661443318109132)
post_move = df[(df.time > move_date) & (df["location_id"] == focal_cell)]
pre_move = df[(df.time < move_date) & (df["location_id"] == focal_cell)]
# And check them all one-by-one
np.isclose(pre_move.lon, lon1).all()
np.isclose(pre_move.lat, lat1).all()
np.isclose(post_move.lon, lon2).all()
np.isclose(post_move.lat, lat2).all()
def test_reprojection():
"""
Test that in db reprojection works.
"""
dl = daily_location(
"2016-01-01", "2016-01-02", spatial_unit=make_spatial_unit("lon-lat")
).aggregate()
js = dl.to_geojson(crs=2770) # OSGB36
assert js["features"][0]["geometry"]["coordinates"] == [
-8094697.51781301,
9465052.88370377,
]
assert js["properties"]["crs"] == proj4string(dl.connection, 2770)
def test_handles_list_of_locations(get_dataframe):
"""
FirstLocation() subsets data based on a list of locations, rather than a single one.
"""
dfl = FirstLocation(
"2016-01-01",
"2016-01-04",
location=["QeBRM8", "m9jL23" "LVnDQL"],
spatial_unit=make_spatial_unit("versioned-site"),
)
df = get_dataframe(dfl)
df.set_index("subscriber", inplace=True)
assert str(df.loc["038OVABN11Ak4W5P", "time"]) == "2016-01-01 05:02:10+00:00"
def test_whether_scores_are_within_score_bounds(get_dataframe):
"""
Test whether the scores are within the bounds of maximum and minimum scores.
"""
es = EventScore(
start="2016-01-01",
stop="2016-01-05",
spatial_unit=make_spatial_unit("versioned-site"),
)
df = get_dataframe(es)
max_score = df[["score_hour", "score_dow"]].max()
min_score = df[["score_hour", "score_dow"]].min()
assert all(max_score <= [1, 1])
assert all(min_score >= [-1, -1])
def test_last_loc_lon_lat(get_dataframe):
"""
LastLocation() can make queries at the lon-lat level.
"""
last_loc = LastLocation("2016-01-01",
"2016-01-02",
spatial_unit=make_spatial_unit("lon-lat"))
df = get_dataframe(last_loc)
df.set_index("subscriber", inplace=True)
assert pytest.approx(83.09669810947962) == float(
df.loc["yqw50eNyEwOxNDGL"].lon)
assert pytest.approx(29.135638957790576) == float(
df.loc["yqw50eNyEwOxNDGL"].lat)
def test_unique_visitor_counts(get_dataframe):
"""
Values test for unique visitor counts.
"""
activity = UniqueVisitorCounts(
ActiveAtReferenceLocationCounts(
ActiveAtReferenceLocation(
subscriber_locations=UniqueLocations(
SubscriberLocations(
"2016-01-01",
"2016-01-02",
spatial_unit=make_spatial_unit("admin", level=3),
)),
reference_locations=daily_location("2016-01-03"),
)),
UniqueSubscriberCounts("2016-01-01",
"2016-01-02",
spatial_unit=make_spatial_unit("admin",
level=3)),
)
df = get_dataframe(activity).set_index("pcod")
assert df.loc["524 1 01 04"].value == 66
assert df.loc["524 3 08 44"].value == 170
def test_min_displacement_zero(get_dataframe):
"""
When time period for diplacement and home location are the same min displacement
should be zero for all subscribers
"""
rl = daily_location("2016-01-01",
spatial_unit=make_spatial_unit("lon-lat"))
df = get_dataframe(
Displacement("2016-01-01",
"2016-01-07",
reference_location=rl,
statistic="min"))
assert df.value.sum() == 0
def test_returns_expected_values(stat, sub_a_expected, sub_b_expected,
get_dataframe):
"""
Test that we get expected return values for the various statistics
"""
sub_a_id, sub_b_id = "j6QYNbMJgAwlVORP", "NG1km5NzBg5JD8nj"
rl = daily_location("2016-01-01",
spatial_unit=make_spatial_unit("lon-lat"))
df = get_dataframe(
DistanceSeries(
subscriber_locations=SubscriberLocations(
"2016-01-01",
"2016-01-07",
spatial_unit=make_spatial_unit("lon-lat")),
reference_location=rl,
statistic=stat,
)).set_index(["subscriber", "datetime"])
assert df.loc[(sub_a_id,
datetime(2016, 1,
1))].value == pytest.approx(sub_a_expected)
assert df.loc[(sub_b_id,
datetime(2016, 1,
6))].value == pytest.approx(sub_b_expected)
def test_invalid_time_bucket_raises_error():
"""
Test that passing an invalid time bucket raises an error.
"""
with pytest.raises(
ValueError,
match="'NOT_A_BUCKET' is not a valid value for time_bucket"):
DistanceSeries(
subscriber_locations=SubscriberLocations(
"2016-01-01",
"2016-01-07",
spatial_unit=make_spatial_unit("lon-lat")),
time_bucket="NOT_A_BUCKET",
)
def test_some_results(get_dataframe):
"""
DistanceMatrix() returns a dataframe that contains hand-picked results.
"""
c = DistanceMatrix(spatial_unit=make_spatial_unit("versioned-site"))
df = get_dataframe(c)
set_df = df.set_index(
["site_id_from", "version_from", "site_id_to", "version_to"])
assert set_df.loc[("8wPojr", 1, "GN2k0G",
0)]["value"] == pytest.approx(789.23239740488)
assert set_df.loc[("8wPojr", 0, "GN2k0G",
0)]["value"] == pytest.approx(769.20155628077)
assert set_df.loc[("8wPojr", 1, "DbWg4K",
0)]["value"] == pytest.approx(757.97771793683)
def test_unmoving_values(get_dataframe):
df = get_dataframe(
Unmoving(
locations=UniqueLocations(
SubscriberLocations(
"2016-01-01",
"2016-01-01 10:00",
spatial_unit=make_spatial_unit("admin", level=3),
)
)
)
).set_index("subscriber")
assert not df.loc["038OVABN11Ak4W5P"].value
assert df.loc["0Gl95NRLjW2aw8pW"].value
def test_contact_reference_location_no_spatial_unit_raises():
""" Test ValueError is raised for contact_location without spatial_unit attribute. """
cb = ContactBalance("2016-01-01", "2016-01-03")
# by encapsulating ModalLocations in a CustomQuery we remove the spatial_unit
# attribute from it which should raise an error
ml = ModalLocation(*[
daily_location(
d,
spatial_unit=make_spatial_unit("versioned-cell"),
subscriber_subset=cb.counterparts_subset(include_subscribers=True),
) for d in list_of_dates("2016-01-01", "2016-01-03")
])
ml = CustomQuery(ml.get_query(), ml.column_names)
with pytest.raises(ValueError):
query = ContactReferenceLocationStats(cb, ml)
def test_contact_reference_location_bad_spatial_unit_raises():
"""
Test InvalidSpatialUnitError is raised for contact_location with
non-compliant spatial unit.
"""
cb = ContactBalance("2016-01-01", "2016-01-03")
ml = ModalLocation(*[
daily_location(
d,
spatial_unit=make_spatial_unit("admin", level=3),
subscriber_subset=cb.counterparts_subset(include_subscribers=True),
) for d in list_of_dates("2016-01-01", "2016-01-03")
])
with pytest.raises(InvalidSpatialUnitError):
query = ContactReferenceLocationStats(cb, ml)
def test_cluster_is_within_envelope(get_dataframe):
"""
Test that all the clusters are within the enveloped formed by all the towers in the cluster.
"""
cd = CallDays(
SubscriberLocations("2016-01-01",
"2016-01-04",
spatial_unit=make_spatial_unit("versioned-site")))
hartigan = HartiganCluster(calldays=cd, radius=50)
har_df = hartigan.to_geopandas()
sites = Sites().to_geopandas().set_index(["site_id", "version"])
towers = GeoSeries(har_df.apply(lambda x: get_geom_point(x, sites), 1))
s = har_df.intersects(towers)
assert all(s)
def test_all_options_hartigan():
"""
Test whether Hartigan works when changing all options.
"""
cd = CallDays(
SubscriberLocations("2016-01-01",
"2016-01-04",
spatial_unit=make_spatial_unit("versioned-site")))
har = HartiganCluster(calldays=cd, radius=50, buffer=2,
call_threshold=2).to_geopandas()
assert set(har.columns) == set([
"subscriber", "geometry", "rank", "calldays", "site_id", "version",
"centroid"
])
def test_call_threshold_works(get_dataframe):
"""
Test whether a call threshold above 1 limits the number of clusters.
"""
cd = CallDays(
SubscriberLocations("2016-01-01",
"2016-01-04",
spatial_unit=make_spatial_unit("versioned-site")))
hartigan = HartiganCluster(calldays=cd, radius=50)
har_df = hartigan.to_geopandas()
assert any(har_df.calldays == 1)
har_df_higher_call_threshold = get_dataframe(
HartiganCluster(calldays=cd, radius=50, call_threshold=2))
assert len(har_df) > len(har_df_higher_call_threshold)
def test_meaningful_locations_aggregate_disallowed_spatial_unit_raises():
""" Test that a bad spatial unit raises an InvalidSpatialUnitError"""
with pytest.raises(InvalidSpatialUnitError):
mfl_agg = MeaningfulLocationsAggregate(
meaningful_locations=MeaningfulLocations(
clusters=HartiganCluster(
calldays=CallDays(subscriber_locations=SubscriberLocations(
start="2016-01-01",
stop="2016-01-02",
spatial_unit=make_spatial_unit("versioned-site"),
)),
radius=1,
),
scores=EventScore(
start="2016-01-01",
stop="2016-01-02",
spatial_unit=make_spatial_unit("versioned-site"),
),
labels=labels,
label="evening",
),
spatial_unit=make_spatial_unit("lon-lat"),
)
def test_default_indexes():
"""
Check that default indexing columns are correct
"""
assert daily_location("2016-01-01", "2016-01-02").index_cols == [
["pcod"],
'"subscriber"',
]
assert daily_location(
"2016-01-01", "2016-01-02",
spatial_unit=make_spatial_unit("lon-lat")).index_cols == [[
"lon", "lat"
], '"subscriber"']
assert SubscriberDegree("2016-01-01",
"2016-01-02").index_cols == ['"subscriber"']
