datasette/tests/test_csv.py

87 wiersze
3.0 KiB
Python

from .fixtures import app_client, app_client_csv_max_mb_one # noqa
EXPECTED_TABLE_CSV = '''id,content
1,hello
2,world
3,
'''.replace('\n', '\r\n')
EXPECTED_CUSTOM_CSV = '''content
hello
world
'''.replace('\n', '\r\n')
EXPECTED_TABLE_WITH_LABELS_CSV = '''
pk,planet_int,on_earth,state,city_id,city_id_label,neighborhood
1,1,1,CA,1,San Francisco,Mission
2,1,1,CA,1,San Francisco,Dogpatch
3,1,1,CA,1,San Francisco,SOMA
4,1,1,CA,1,San Francisco,Tenderloin
5,1,1,CA,1,San Francisco,Bernal Heights
6,1,1,CA,1,San Francisco,Hayes Valley
7,1,1,CA,2,Los Angeles,Hollywood
8,1,1,CA,2,Los Angeles,Downtown
9,1,1,CA,2,Los Angeles,Los Feliz
10,1,1,CA,2,Los Angeles,Koreatown
11,1,1,MI,3,Detroit,Downtown
12,1,1,MI,3,Detroit,Greektown
13,1,1,MI,3,Detroit,Corktown
14,1,1,MI,3,Detroit,Mexicantown
15,2,0,MC,4,Memnonia,Arcadia Planitia
'''.lstrip().replace('\n', '\r\n')
def test_table_csv(app_client):
response = app_client.get('/fixtures/simple_primary_key.csv')
assert response.status == 200
assert 'text/plain; charset=utf-8' == response.headers['Content-Type']
assert EXPECTED_TABLE_CSV == response.text
def test_table_csv_with_labels(app_client):
response = app_client.get('/fixtures/facetable.csv?_labels=1')
assert response.status == 200
assert 'text/plain; charset=utf-8' == response.headers['Content-Type']
assert EXPECTED_TABLE_WITH_LABELS_CSV == response.text
def test_custom_sql_csv(app_client):
response = app_client.get(
'/fixtures.csv?sql=select+content+from+simple_primary_key+limit+2'
)
assert response.status == 200
assert 'text/plain; charset=utf-8' == response.headers['Content-Type']
assert EXPECTED_CUSTOM_CSV == response.text
def test_table_csv_download(app_client):
response = app_client.get('/fixtures/simple_primary_key.csv?_dl=1')
assert response.status == 200
assert 'text/csv; charset=utf-8' == response.headers['Content-Type']
expected_disposition = 'attachment; filename="simple_primary_key.csv"'
assert expected_disposition == response.headers['Content-Disposition']
def test_max_csv_mb(app_client_csv_max_mb_one):
response = app_client_csv_max_mb_one.get(
"/fixtures.csv?sql=select+randomblob(10000)+"
"from+compound_three_primary_keys&_stream=1&_size=max"
)
# It's a 200 because we started streaming before we knew the error
assert response.status == 200
# Last line should be an error message
last_line = [line for line in response.body.split(b"\r\n") if line][-1]
assert last_line.startswith(b"CSV contains more than")
def test_table_csv_stream(app_client):
# Without _stream should return header + 100 rows:
response = app_client.get(
"/fixtures/compound_three_primary_keys.csv?_size=max"
)
assert 101 == len([b for b in response.body.split(b"\r\n") if b])
# With _stream=1 should return header + 1001 rows
response = app_client.get(
"/fixtures/compound_three_primary_keys.csv?_stream=1"
)
assert 1002 == len([b for b in response.body.split(b"\r\n") if b])