def test_jinja_output():
import dtale.views as views
df = pd.DataFrame([1, 2, 3])
df, _ = views.format_data(df)
with build_app(url=URL).test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DATA', {c.port: df}))
stack.enter_context(
mock.patch('dtale.views.DTYPES',
{c.port: views.build_dtypes_state(df)}))
stack.enter_context(
mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
response = c.get('/dtale/main/{}'.format(c.port))
assert 'span id="forkongithub"' not in str(response.data)
response = c.get('/charts/{}'.format(c.port))
assert 'span id="forkongithub"' not in str(response.data)
with build_app(url=URL, github_fork=True).test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DATA', {c.port: df}))
stack.enter_context(
mock.patch('dtale.views.DTYPES',
{c.port: views.build_dtypes_state(df)}))
stack.enter_context(
mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
response = c.get('/dtale/main/1')
assert 'span id="forkongithub"' in str(response.data)
response = c.get('/charts/{}'.format(c.port))
assert 'span id="forkongithub"' in str(response.data)
def test_wordcloud():
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9]))
with app.test_client() as c:
df, _ = views.format_data(df)
build_data_inst({c.port: df})
inputs = {
"chart_type": "wordcloud",
"x": "a",
"y": ["b"],
"z": None,
"group": None,
"agg": None,
"window": None,
"rolling_comp": None,
}
chart_inputs = {
"cpg": False,
"cpy": False,
"barmode": "group",
"barsort": None
}
extended_aggregation = [
dict(col="b", agg="mean"),
dict(col="b", agg="sum")
]
params = build_chart_params(c.port,
inputs,
chart_inputs,
extended_aggregation=extended_aggregation)
response = c.post("/dtale/charts/_dash-update-component", json=params)
resp_data = response.get_json()["response"]
assert (resp_data["chart-content"]["children"]["props"]["children"][1]
["type"] == "Wordcloud")
def test_failure():
import dtale.views as views
df, _ = views.format_data(
pd.DataFrame(
[
[1, 1, 3.29, 3.41, 3.64],
[1, 2, 2.44, 2.32, 2.42],
[1, 3, 4.34, 4.17, 4.27],
[2, 1, 3.08, 3.25, 3.07],
[2, 2, 2.53, 1.78, 2.32],
[2, 3, 4.19, 3.94, 4.34],
[2, 4, 3.01, 4.03, 3.2],
[2, 5, 2.44, 1.8, 1.72],
[3, 1, 3.04, 2.89, 2.85],
[3, 2, 1.62, 1.87, 2.04],
[3, 3, 3.88, 4.09, 3.67],
[3, 4, 3.14, 3.2, 3.11],
[3, 5, 1.54, 1.93, 1.55],
],
columns=["o", "p", "m1", "m2", "m3"],
))
with build_app(url=URL).test_client() as c:
build_data_inst({c.port: df})
resp = c.get(
"/dtale/gage-rnr/{}".format(c.port),
query_string=dict(operator=json.dumps(["o"])),
)
resp = resp.json
assert "error" in resp
def test_chart_building_scatter(unittest):
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9]))
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(df)
stack.enter_context(mock.patch('dtale.global_state.DATA', {c.port: df}))
pathname = path_builder(c.port)
inputs = {
'chart_type': 'scatter', 'x': 'a', 'y': ['b'], 'z': None, 'group': None, 'agg': None,
'window': None, 'rolling_comp': None
}
chart_inputs = {'cpg': False, 'barmode': 'group', 'barsort': None}
params = build_chart_params(pathname, inputs, chart_inputs)
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
assert resp_data['chart-content']['children'][0]['props']['children'][1]['props']['id'] == 'scatter-all-b'
inputs['y'] = ['b']
inputs['group'] = ['c']
chart_inputs['cpg'] = True
params = build_chart_params(pathname, inputs, chart_inputs)
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
assert len(resp_data['chart-content']['children']) == 2
def test_login():
import dtale.views as views
df, _ = views.format_data(pd.DataFrame(dict(a=[1, 2, 3, 4, 5, 6])))
with ExitStack() as stack:
stack.enter_context(
mock.patch(
"dtale.auth.global_state.get_auth_settings",
return_value={
"active": True,
"username": "******",
"password": "******"
},
))
mock_session = stack.enter_context(
mock.patch("dtale.auth.session", dict()))
with build_app(url=URL).test_client() as c:
build_data_inst({c.port: df})
resp = c.get("/dtale/static/css/main.css")
assert resp.status_code == 200
resp = c.get("/dtale/main/{}".format(c.port))
assert resp.status_code == 302
assert resp.location == "http://localhost:{}/login".format(c.port)
resp = c.post("/login", data=dict(username="******", password="******"))
assert resp.location == "http://localhost:{}/dtale/main/{}".format(
c.port, c.port)
assert mock_session["logged_in"]
assert mock_session["username"] == "foo"
resp = c.get("/logout")
assert resp.location == "http://localhost:{}/login".format(c.port)
assert mock_session.get("logged_in") is None
def test_upload():
import dtale.views as views
df, _ = views.format_data(pd.DataFrame([1, 2, 3]))
with build_app(url=URL).test_client() as c:
with ExitStack() as stack:
data = {c.port: df}
stack.enter_context(mock.patch("dtale.global_state.DATA", data))
stack.enter_context(
mock.patch("dtale.global_state.DTYPES",
{c.port: views.build_dtypes_state(df)}))
resp = c.post("/dtale/upload")
assert not resp.get_json()["success"]
c.post(
"/dtale/upload",
data={
"contents": build_upload_data(),
"filename": "test_df.csv"
},
)
assert len(data) == 2
new_key = next((k for k in data if k != c.port), None)
assert list(data[new_key].columns) == ["a", "b", "c"]
def test_edit_to_nan():
from dtale.views import build_dtypes_state, format_data
df = edit_data()
df, _ = format_data(df)
with app.test_client() as c:
with ExitStack() as stack:
data = {c.port: df}
stack.enter_context(mock.patch("dtale.global_state.DATA", data))
settings = {c.port: {"locked": ["a"]}}
stack.enter_context(
mock.patch("dtale.global_state.SETTINGS", settings))
dtypes = {c.port: build_dtypes_state(df)}
stack.enter_context(mock.patch("dtale.global_state.DTYPES",
dtypes))
c.get(
"/dtale/edit-cell/{}/a".format(c.port),
query_string=dict(rowIndex=0, updated="nan"),
)
assert pd.isnull(data[c.port].a.values[0])
c.get(
"/dtale/edit-cell/{}/b".format(c.port),
query_string=dict(rowIndex=0, updated="inf"),
)
assert np.isinf(data[c.port].b.values[0])
def test_main():
import dtale.views as views
test_data = pd.DataFrame(build_ts_data(),
columns=['date', 'security_id', 'foo', 'bar'])
test_data, _ = views.format_data(test_data)
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(
mock.patch('dtale.views.METADATA',
{c.port: dict(name='test_name')}))
stack.enter_context(
mock.patch('dtale.views.SETTINGS', {c.port: dict(locked=[])}))
response = c.get('/dtale/main')
assert '<title>D-Tale (test_name)</title>' in str(response.data)
response = c.get('/dtale/iframe')
assert '<title>D-Tale (test_name)</title>' in str(response.data)
response = c.get('/dtale/popup/test', query_string=dict(col='foo'))
assert '<title>D-Tale (test_name) - test (col: foo)</title>' in str(
response.data)
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(
mock.patch('dtale.views.METADATA', {c.port: dict()}))
stack.enter_context(
mock.patch('dtale.views.SETTINGS', {c.port: dict(locked=[])}))
response = c.get('/dtale/main')
assert '<title>D-Tale</title>' in str(response.data)
def test_network_analysis(network_data, unittest):
import dtale.views as views
df, _ = views.format_data(network_data)
with build_app(url=URL).test_client() as c:
with ExitStack() as stack:
stack.enter_context(
mock.patch("dtale.global_state.DATA", {c.port: df}))
resp = c.get(
"/dtale/network-analysis/{}".format(c.port),
query_string={
"to": "to",
"from": "from",
"weight": "weight"
},
)
unittest.assertEqual(
resp.json["data"],
{
"avg_weight": 2.68,
"edge_ct": 36,
"leaf_ct": 3,
"max_edge": "10 (source: h, target: j)",
"min_edge": "1 (source: j, target: k)",
"most_connected_node": "g (Connections: 5)",
"node_ct": 14,
"triangle_ct": 2,
},
)
def test_rolling(rolling_data):
import dtale.views as views
df, _ = views.format_data(rolling_data)
data_id, column_type = "1", "rolling"
with ExitStack() as stack:
stack.enter_context(mock.patch("dtale.global_state.DATA", {data_id: df}))
cfg = {"col": "0", "comp": "mean", "window": "5", "min_periods": 1}
builder = ColumnBuilder(data_id, column_type, "0_rolling_mean", cfg)
verify_builder(
builder,
lambda col: col.isnull().sum() == 0,
)
cfg = {
"col": "0",
"comp": "mean",
"window": "5",
"min_periods": 1,
"on": "date",
"center": True,
}
builder = ColumnBuilder(data_id, column_type, "0_rolling_mean", cfg)
verify_builder(
builder,
lambda col: col.isnull().sum() == 0,
)
def test_building_choropleth_map_w_custom_geojson(unittest):
import dtale.views as views
df = pd.DataFrame([
dict(id="US.MA", name="mass", pop=125),
dict(id="US.WA", name="wash", pop=500),
dict(id="US.CA", name="cali", pop=1000),
])
with app.test_client() as c:
with ExitStack() as stack:
custom_geojson_data = []
stack.enter_context(
mock.patch(
"dtale.dash_application.custom_geojson.CUSTOM_GEOJSON",
custom_geojson_data,
))
params = {
"output":
"..output-geojson-upload.children...geojson-dropdown.options..",
"changedPropIds": ["upload-geojson.content"],
"inputs": [{
"id": "upload-geojson",
"property": "content",
"value": build_geojson_data(),
}],
"state": [{
"id": "upload-geojson",
"property": "filename",
"value": "USA.json",
}],
}
c.post("/dtale/charts/_dash-update-component", json=params)
df, _ = views.format_data(df)
stack.enter_context(
mock.patch("dtale.global_state.DATA", {c.port: df}))
pathname = path_builder(c.port)
inputs = {"chart_type": "maps", "agg": "raw"}
map_inputs = {
"map_type": "choropleth",
"loc_mode": "geojson-id",
"geojson": "USA",
"featureidkey": "HASC_1",
"loc": "id",
"map_val": "pop",
}
chart_inputs = {"colorscale": "Reds"}
params = build_chart_params(pathname,
inputs,
chart_inputs,
map_inputs=map_inputs)
response = c.post("/dtale/charts/_dash-update-component",
json=params)
chart_markup = response.get_json(
)["response"]["chart-content"]["children"]["props"]["children"][1]
unittest.assertEqual(
chart_markup["props"]["figure"]["layout"]["title"],
{"text": "Map of pop (No Aggregation)"},
)
def test_rolling(rolling_data):
import dtale.views as views
df, _ = views.format_data(rolling_data)
data_id, column_type = "1", "rolling"
build_data_inst({data_id: df})
cfg = {"col": "0", "comp": "mean", "window": "5", "min_periods": 1}
builder = ColumnBuilder(data_id, column_type, "0_rolling_mean", cfg)
verify_builder(
builder,
lambda col: col.isnull().sum() == 0,
)
cfg = {
"col": "0",
"comp": "mean",
"window": "5",
"min_periods": 1,
"on": "date",
"center": True,
}
builder = ColumnBuilder(data_id, column_type, "0_rolling_mean", cfg)
verify_builder(
builder,
lambda col: col.isnull().sum() == 0,
)
def test_query_changes(unittest):
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9]))
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(df)
stack.enter_context(mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.dash_application.charts.DATA', {c.port: df}))
pathname = path_builder(c.port)
params = {
'output': '..query-data.data...query-input.style...query-input.title..',
'changedPropIds': ['query-input.value'],
'inputs': [{'id': 'query-input', 'property': 'value', 'value': 'd'}],
'state': [pathname, {'id': 'query-data', 'property': 'data'}]
}
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
assert resp_data['query-data']['data'] is None
assert resp_data['query-input']['title'] == "name 'd' is not defined"
params['inputs'][0]['value'] = 'a == 1'
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
assert resp_data['query-data']['data'] == 'a == 1'
def test_get_correlations(unittest, test_data):
import dtale.views as views
with app.test_client() as c:
with ExitStack() as stack:
test_data, _ = views.format_data(test_data)
stack.enter_context(
mock.patch('dtale.views.DATA', {c.port: test_data}))
stack.enter_context(
mock.patch('dtale.views.DTYPES',
{c.port: views.build_dtypes_state(test_data)}))
response = c.get('/dtale/correlations')
response_data = json.loads(response.data)
expected = dict(data=[
dict(column='security_id', security_id=1.0, foo=None,
bar=None),
dict(column='foo', security_id=None, foo=None, bar=None),
dict(column='bar', security_id=None, foo=None, bar=None)
],
dates=[])
unittest.assertEqual(response_data, expected,
'should return correlations')
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(
mock.patch('dtale.views.DATA', {c.port: test_data}))
stack.enter_context(
mock.patch('dtale.views.DTYPES',
{c.port: views.build_dtypes_state(test_data)}))
response = c.get('/dtale/correlations',
query_string=dict(query="missing_col == 'blah'"))
response_data = json.loads(response.data)
unittest.assertEqual(response_data['error'],
"name 'missing_col' is not defined",
'should handle correlations exception')
with app.test_client() as c:
with ExitStack() as stack:
test_data.loc[test_data.security_id == 1, 'bar'] = np.nan
test_data2 = test_data.copy()
test_data2.loc[:, 'date'] = pd.Timestamp('20000102')
test_data = pd.concat([test_data, test_data2], ignore_index=True)
stack.enter_context(
mock.patch('dtale.views.DATA', {c.port: test_data}))
stack.enter_context(
mock.patch('dtale.views.DTYPES',
{c.port: views.build_dtypes_state(test_data)}))
response = c.get('/dtale/correlations')
response_data = json.loads(response.data)
expected = expected = dict(data=[
dict(column='security_id', security_id=1.0, foo=None,
bar=None),
dict(column='foo', security_id=None, foo=None, bar=None),
dict(column='bar', security_id=None, foo=None, bar=None)
],
dates=['date'])
unittest.assertEqual(response_data, expected,
'should return correlations')
def test_get_correlations_ts(unittest, rolling_data):
import dtale.views as views
test_data = pd.DataFrame(build_ts_data(size=50),
columns=['date', 'security_id', 'foo', 'bar'])
with app.test_client() as c:
with mock.patch('dtale.views.DATA', {c.port: test_data}):
params = dict(dateCol='date', cols=json.dumps(['foo', 'bar']))
response = c.get('/dtale/correlations-ts/{}'.format(c.port),
query_string=params)
response_data = json.loads(response.data)
expected = {
'data': {
'all': {
'x': [
'2000-01-01', '2000-01-02', '2000-01-03',
'2000-01-04', '2000-01-05'
],
'corr': [1.0, 1.0, 1.0, 1.0, 1.0]
}
},
'max': {
'corr': 1.0,
'x': '2000-01-05'
},
'min': {
'corr': 1.0,
'x': '2000-01-01'
},
'success': True,
}
unittest.assertEqual(response_data, expected,
'should return timeseries correlation')
df, _ = views.format_data(rolling_data)
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DATA', {c.port: df}))
stack.enter_context(
mock.patch('dtale.views.DTYPES',
{c.port: views.build_dtypes_state(df)}))
params = dict(dateCol='date',
cols=json.dumps(['0', '1']),
rollingWindow='4')
response = c.get('/dtale/correlations-ts/{}'.format(c.port),
query_string=params)
response_data = json.loads(response.data)
unittest.assertEqual(response_data['success'], True,
'should return rolling correlation')
with app.test_client() as c:
with mock.patch('dtale.views.DATA', {c.port: test_data}):
response = c.get('/dtale/correlations-ts/{}'.format(c.port),
query_string=dict(query="missing_col == 'blah'"))
response_data = json.loads(response.data)
unittest.assertEqual(response_data['error'],
"name 'missing_col' is not defined",
'should handle correlations exception')
def test_matrix():
import dtale.views as views
df, _ = views.format_data(pd.DataFrame(dict(a=[1, 2, 3, 4, 5, 6])))
with build_app(url=URL).test_client() as c:
build_data_inst({c.port: df})
resp = c.get("/dtale/missingno/matrix/{}".format(c.port))
assert resp.content_type == "image/png"
def test_dendrogram(rolling_data):
import dtale.views as views
df, _ = views.format_data(rolling_data)
with build_app(url=URL).test_client() as c:
build_data_inst({c.port: df})
resp = c.get("/dtale/missingno/dendrogram/{}".format(c.port))
assert resp.content_type == "image/png"
def test_chart_building_pie(unittest):
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9]))
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(df)
stack.enter_context(mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.dash_application.charts.DATA', {c.port: df}))
pathname = path_builder(c.port)
inputs = {
'chart_type': 'pie', 'x': 'a', 'y': ['b'], 'z': None, 'group': ['c'], 'agg': None,
'window': None, 'rolling_comp': None
}
chart_inputs = {'cpg': True, 'barmode': 'group', 'barsort': 'b'}
params = build_chart_params(pathname, inputs, chart_inputs)
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
assert len(resp_data['chart-content']['children']) == 2
inputs['group'] = None
chart_inputs['cpg'] = False
params = build_chart_params(pathname, inputs, chart_inputs)
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
assert resp_data['chart-content']['children'][0]['type'] == 'Div'
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, -6]))
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(df)
stack.enter_context(mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.dash_application.charts.DATA', {c.port: df}))
pathname = path_builder(c.port)
inputs = {
'chart_type': 'pie', 'x': 'a', 'y': ['b'], 'z': None, 'group': None, 'agg': None,
'window': None, 'rolling_comp': None
}
chart_inputs = {'cpg': False, 'barmode': 'group', 'barsort': 'b'}
params = build_chart_params(pathname, inputs, chart_inputs)
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
error = resp_data['chart-content']['children'][0]['props']['children'][0]['props']['children']
assert error['props']['children'][2]['props']['children']['props']['children'] == '3 (-6)'
def test_replace():
import dtale.views as views
df, _ = views.format_data(pd.DataFrame({"A": ["foo_bar"]}))
data_id, column_type = "1", "replace"
build_data_inst({data_id: df})
cfg = {"col": "A", "search": "_bar", "replacement": "_baz"}
builder = ColumnBuilder(data_id, column_type, "A_replace", cfg)
verify_builder(builder, lambda col: col.values[0] == "foo_baz")
def test_dtypes(test_data):
from dtale.views import build_dtypes_state, format_data
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DATA', {c.port: test_data}))
stack.enter_context(mock.patch('dtale.views.DTYPES', {c.port: build_dtypes_state(test_data)}))
response = c.get('/dtale/dtypes/{}'.format(c.port))
response_data = json.loads(response.data)
assert response_data['success']
for col in test_data.columns:
response = c.get('/dtale/describe/{}/{}'.format(c.port, col))
response_data = json.loads(response.data)
assert response_data['success']
lots_of_groups = pd.DataFrame([dict(a=i, b=1) for i in range(150)])
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DATA', {c.port: lots_of_groups}))
stack.enter_context(mock.patch('dtale.views.DTYPES', {c.port: build_dtypes_state(lots_of_groups)}))
response = c.get('/dtale/dtypes/{}'.format(c.port))
response_data = json.loads(response.data)
assert response_data['success']
response = c.get('/dtale/describe/{}/{}'.format(c.port, 'a'))
response_data = json.loads(response.data)
assert response_data['uniques']['top']
assert response_data['success']
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DTYPES', {}))
response = c.get('/dtale/dtypes/{}'.format(c.port))
response_data = json.loads(response.data)
assert 'error' in response_data
response = c.get('/dtale/describe/{}/foo'.format(c.port))
response_data = json.loads(response.data)
assert 'error' in response_data
df = pd.DataFrame([
dict(date=pd.Timestamp('now'), security_id=1, foo=1.0, bar=2.0),
dict(date=pd.Timestamp('now'), security_id=1, foo=2.0, bar=np.inf)
], columns=['date', 'security_id', 'foo', 'bar'])
df, _ = format_data(df)
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.views.DTYPES', {c.port: build_dtypes_state(df)}))
response = c.get('/dtale/describe/{}/{}'.format(c.port, 'bar'))
response_data = json.loads(response.data)
assert response_data['describe']['min'] == '2'
assert response_data['describe']['max'] == 'inf'
def test_get_pps_matrix(unittest, test_data):
import dtale.views as views
with app.test_client() as c:
test_data, _ = views.format_data(test_data)
build_data_inst({c.port: test_data})
build_dtypes({c.port: views.build_dtypes_state(test_data)})
response = c.get("/dtale/correlations/{}?pps=true".format(c.port))
response_data = response.json
expected = [
{
"bar": 1,
"column": "bar",
"foo": 0,
"security_id": 0
},
{
"bar": 0,
"column": "foo",
"foo": 1,
"security_id": 0
},
{
"bar": 0,
"column": "security_id",
"foo": 0,
"security_id": 1
},
]
unittest.assertEqual(
response_data["data"],
expected,
"should return scores",
)
pps_val = next(
(p for p in response_data["pps"]
if p["y"] == "security_id" and p["x"] == "foo"),
None,
)
expected = {
"baseline_score": 12.5,
"case": "regression",
"is_valid_score": "True",
"metric": "mean absolute error",
"model": "DecisionTreeRegressor()",
"model_score": 12.635071,
"ppscore": 0,
"x": "foo",
"y": "security_id",
}
unittest.assertEqual(pps_val, expected,
"should return PPS information")
assert "import ppscore" in response_data["code"]
assert "corr_data = ppscore.matrix(corr_data)" in response_data["code"]
def test_build_chart_type():
from dtale.dash_application.charts import build_chart
import dtale.views as views
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9])))
stack.enter_context(mock.patch('dtale.global_state.DATA', {c.port: df}))
output = build_chart(c.port, chart_type='unknown', x='a', y='b')
assert output[0].children[1].children == 'chart type: unknown'
def test_chart_building_surface(unittest, test_data):
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9]))
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(df)
stack.enter_context(mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.dash_application.charts.DATA', {c.port: df}))
pathname = path_builder(c.port)
inputs = {
'chart_type': 'surface', 'x': 'a', 'y': ['b'], 'z': 'c', 'group': None, 'agg': None,
'window': None, 'rolling_comp': None
}
chart_inputs = {'cpg': False, 'barmode': 'group', 'barsort': 'b'}
params = build_chart_params(pathname, inputs, chart_inputs)
response = c.post('/charts/_dash-update-component', json=params)
chart_markup = response.get_json()['response']['chart-content']['children'][0]['props']['children'][1]
unittest.assertEqual(
chart_markup['props']['figure']['layout']['title'],
{'text': 'b by a weighted by c'}
)
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(test_data)
stack.enter_context(mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.dash_application.charts.DATA', {c.port: df}))
pathname = path_builder(c.port)
inputs = {
'chart_type': 'surface', 'x': 'date', 'y': ['security_id'], 'z': 'bar', 'group': None, 'agg': 'mean',
'window': None, 'rolling_comp': None
}
chart_inputs = {'cpg': False, 'barmode': 'group', 'barsort': 'b'}
params = build_chart_params(pathname, inputs, chart_inputs)
response = c.post('/charts/_dash-update-component', json=params)
chart_markup = response.get_json()['response']['chart-content']['children'][0]['props']['children'][1]
unittest.assertEqual(
chart_markup['props']['figure']['layout']['title'],
{'text': 'security_id by date weighted by bar (Mean)'}
)
def test_hpfilter(custom_data, ts_analysis_data, unittest):
import dtale.views as views
df, _ = views.format_data(ts_analysis_data)
with build_app(url=URL).test_client() as c:
build_data_inst({c.port: df})
resp = c.get(
"/dtale/timeseries-analysis/{}".format(c.port),
query_string=dict(type="not_implemented", cfg=json.dumps({})),
)
assert not resp.json["success"]
cfg = dict(index="date", col="realgdp", lamb=1600)
resp = c.get(
"/dtale/timeseries-analysis/{}".format(c.port),
query_string=dict(type="hpfilter", cfg=json.dumps(cfg)),
)
unittest.assertEqual(
sorted(resp.json["data"]["all"].keys()), ["cycle", "realgdp", "trend", "x"]
)
df, _ = views.format_data(custom_data)
with build_app(url=URL).test_client() as c:
build_data_inst({c.port: df})
cfg = dict(index="date", col="Col1", lamb=1600)
resp = c.get(
"/dtale/timeseries-analysis/{}".format(c.port),
query_string=dict(type="hpfilter", cfg=json.dumps(cfg)),
)
assert not resp.json["success"]
cfg["agg"] = "mean"
resp = c.get(
"/dtale/timeseries-analysis/{}".format(c.port),
query_string=dict(type="hpfilter", cfg=json.dumps(cfg)),
)
unittest.assertEqual(
sorted(resp.json["data"]["all"].keys()), ["Col1", "cycle", "trend", "x"]
)
def test_302():
import dtale.views as views
df = pd.DataFrame([1, 2, 3])
df, _ = views.format_data(df)
with app.test_client() as c:
with ExitStack() as stack:
stack.enter_context(mock.patch('dtale.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.views.DTYPES', {c.port: views.build_dtypes_state(df)}))
for path in ['/', '/dtale', '/dtale/main', '/dtale/iframe', '/dtale/popup/test', '/favicon.ico']:
response = c.get(path)
assert response.status_code == 302, '{} should return 302 response'.format(path)
def test_load_saved_chart(unittest):
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9]))
with app.test_client() as c:
with ExitStack():
df, _ = views.format_data(df)
build_data_inst({c.port: df})
input_data = {
"data_id": str(c.port),
"query": None,
"chart_type": "line",
"agg": "sum",
"x": "a",
"y": ["b"],
"yaxis": {},
"cpg": False,
"cpy": False,
"animate": False,
"trendline": False,
}
params = {
"output": (
"..saved-chart-div-1.style...saved-chart-1.children...prev-saved-chart-config-1.data."
"..saved-chart-header-1.children.."
),
"inputs": [ts_builder("saved-chart-config-1")],
"state": [
{
"id": "saved-chart-config-1",
"property": "data",
"value": input_data,
},
{
"id": "prev-saved-chart-config-1",
"property": "data",
"value": None,
},
],
}
response = c.post("/dtale/charts/_dash-update-component", json=params)
response = response.json["response"]
assert response["saved-chart-div-1"]["style"]["display"] == "block"
params["state"][1]["value"] = input_data
response = c.post("/dtale/charts/_dash-update-component", json=params)
assert response.status_code == 204
params["state"][0]["value"] = None
response = c.post("/dtale/charts/_dash-update-component", json=params)
response = response.json["response"]
assert response["saved-chart-div-1"]["style"]["display"] == "none"
def test_display_error(unittest):
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9]))
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(df)
stack.enter_context(mock.patch('dtale.dash_application.charts.DATA', {c.port: df}))
stack.enter_context(mock.patch(
'dtale.dash_application.components.Wordcloud',
mock.Mock(side_effect=Exception('error test'))
))
pathname = {'id': 'url', 'property': 'pathname', 'value': '/charts/{}'.format(c.port)}
inputs = {'id': 'input-data', 'property': 'data', 'value': {
'chart_type': 'wordcloud', 'x': 'a', 'y': ['b'], 'z': None, 'group': None, 'agg': None,
'window': None, 'rolling_comp': None}}
chart_inputs = {
'id': 'chart-input-data', 'property': 'data', 'value': {
'cpg': False, 'barmode': 'group', 'barsort': None
}
}
params = {
'output': '..chart-content.children...last-chart-input-data.data...range-data.data..',
'changedPropIds': ['input-data.modified_timestamp'],
'inputs': [ts_builder('input-data'), ts_builder('chart-input-data'), ts_builder('yaxis-data')],
'state': [
pathname,
inputs,
chart_inputs,
{'id': 'yaxis-data', 'property': 'data', 'value': {}},
{'id': 'last-chart-input-data', 'property': 'data', 'value': {}}
]
}
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']['chart-content']['children']
assert resp_data['props']['children'][1]['props']['children'] == 'error test'
params = {
'output': '..chart-content.children...last-chart-input-data.data...range-data.data..',
'changedPropIds': ['input-data.modified_timestamp'],
'inputs': [ts_builder('input-data'), ts_builder('chart-input-data'), ts_builder('yaxis-data')],
'state': [
pathname,
inputs,
chart_inputs,
{'id': 'yaxis-data', 'property': 'data', 'value': {}},
{'id': 'last-chart-input-data', 'property': 'data', 'value': {}}
]
}
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']['chart-content']['children']
assert resp_data['props']['children'][1]['props']['children'] == 'error test'
def test_exponential_smoothing(rolling_data):
import dtale.views as views
df, _ = views.format_data(rolling_data)
data_id, column_type = "1", "exponential_smoothing"
build_data_inst({data_id: df})
cfg = {"col": "0", "alpha": 0.3}
builder = ColumnBuilder(data_id, column_type, "0_exp_smooth", cfg)
verify_builder(
builder,
lambda col: col.isnull().sum() == 0,
)
def test_input_changes(unittest):
import dtale.views as views
df = pd.DataFrame(dict(a=[1, 2, 3], b=[4, 5, 6], c=[7, 8, 9], d=pd.date_range('20200101', '20200103')))
with app.test_client() as c:
with ExitStack() as stack:
df, _ = views.format_data(df)
stack.enter_context(mock.patch('dtale.dash_application.views.DATA', {c.port: df}))
stack.enter_context(mock.patch('dtale.dash_application.charts.DATA', {c.port: df}))
pathname = path_builder(c.port)
params = {
'output': (
'..input-data.data...x-dropdown.options...y-single-dropdown.options...y-multi-dropdown.options.'
'..z-dropdown.options...group-dropdown.options...barsort-dropdown.options.'
'..yaxis-dropdown.options..'
),
'changedPropIds': ['chart-tabs.value'],
'inputs': [
ts_builder('query-data'),
{'id': 'chart-tabs', 'property': 'value', 'value': 'line'},
{'id': 'x-dropdown', 'property': 'value'},
{'id': 'y-multi-dropdown', 'property': 'value'},
{'id': 'y-single-dropdown', 'property': 'value'},
{'id': 'z-dropdown', 'property': 'value'},
{'id': 'group-dropdown', 'property': 'value'},
{'id': 'agg-dropdown', 'property': 'value'},
{'id': 'window-input', 'property': 'value'},
{'id': 'rolling-comp-dropdown', 'property': 'value'}
],
'state': [pathname, {'id': 'query-data', 'property': 'data'}]
}
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()
unittest.assertEqual(resp_data['response']['input-data']['data'], {
'chart_type': 'line', 'x': None, 'y': [], 'z': None, 'group': None, 'agg': None, 'window': None,
'rolling_comp': None, 'query': None
})
unittest.assertEqual(
resp_data['response']['x-dropdown']['options'],
[{'label': 'a', 'value': 'a'}, {'label': 'b', 'value': 'b'}, {'label': 'c', 'value': 'c'},
{'label': 'd (Hourly)', 'value': 'd|H'}, {'label': 'd (Hour)', 'value': 'd|H2'},
{'label': 'd (Weekday)', 'value': 'd|WD'}, {'label': 'd', 'value': 'd'},
{'label': 'd (Weekly)', 'value': 'd|W'}, {'label': 'd (Monthly)', 'value': 'd|M'},
{'label': 'd (Quarterly)', 'value': 'd|Q'}, {'label': 'd (Yearly)', 'value': 'd|Y'}]
)
params['inputs'][2]['value'] = 'a'
params['inputs'][3]['value'] = ['b', 'c']
response = c.post('/charts/_dash-update-component', json=params)
resp_data = response.get_json()['response']
unittest.assertEqual([o['value'] for o in resp_data['barsort-dropdown']['options']], ['a', 'b', 'c'])
unittest.assertEqual([o['value'] for o in resp_data['yaxis-dropdown']['options']], ['b', 'c'])
def test_correlation_analysis(unittest, rolling_data):
import dtale.views as views
with app.test_client() as c:
df, _ = views.format_data(rolling_data)
build_data_inst({c.port: df})
build_dtypes({c.port: views.build_dtypes_state(df)})
response = c.get("/dtale/corr-analysis/{}".format(c.port))
response_data = json.loads(response.data)
ranks = response_data["ranks"]
corrs = response_data["corrs"]
assert len(ranks) == 5
assert all(r["column"] in corrs for r in ranks)
assert all(r["missing"] == 0 for r in ranks)