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# Licensed under a 3-clause BSD style license - see LICENSE.rst
import os
import re
import requests
from astropy.extern import six
from astropy.tests.helper import pytest
import astropy.units as u
from astropy.table import Table
import numpy as np
from ... import simbad
from ...utils.testing_tools import MockResponse
from ...utils import commons
from ...exceptions import TableParseError
GALACTIC_COORDS = commons.GalacticCoordGenerator(l=-67.02084, b=-29.75447,
unit=(u.deg, u.deg))
ICRS_COORDS = commons.ICRSCoordGenerator("05h35m17.3s -05h23m28s")
FK4_COORDS = commons.FK4CoordGenerator(ra=84.90759, dec=-80.89403,
unit=(u.deg, u.deg))
FK5_COORDS = commons.FK5CoordGenerator(ra=83.82207, dec=-80.86667,
unit=(u.deg, u.deg))
DATA_FILES = {
'id': 'query_id.data',
'coo': 'query_coo.data',
'cat': 'query_cat.data',
'bibobj': 'query_bibobj.data',
'bibcode': 'query_bibcode.data',
'objectids': 'query_objectids.data',
'error': 'query_error.data',
'sample': 'query_sample.data',
'region': 'query_sample_region.data',
}
class MockResponseSimbad(MockResponse):
query_regex = re.compile(r'query\s+([a-z]+)\s+')
def __init__(self, script, **kwargs):
# preserve, e.g., headers
super(MockResponseSimbad, self).__init__(**kwargs)
self.content = self.get_content(script)
def get_content(self, script):
match = self.query_regex.search(script)
if match:
filename = DATA_FILES[match.group(1)]
content = open(data_path(filename), "rb").read()
return content
def data_path(filename):
data_dir = os.path.join(os.path.dirname(__file__), 'data')
return os.path.join(data_dir, filename)
@pytest.fixture
def patch_post(request):
mp = request.getfixturevalue("monkeypatch")
mp.setattr(requests, 'post', post_mockreturn)
return mp
def post_mockreturn(url, data, timeout, **kwargs):
response = MockResponseSimbad(data['script'], **kwargs)
return response
@pytest.mark.parametrize(('radius', 'expected_radius'),
[('5d0m0s', '5.0d'),
('5d', '5.0d'),
('5.0d', '5.0d'),
(5 * u.deg, '5.0d'),
(5.0 * u.deg, '5.0d'),
(1.2 * u.deg, '1.2d'),
(0.5 * u.deg, '30.0m'),
('0d1m12s', '1.2m'),
(0.003 * u.deg, '10.8s'),
('0d0m15s', '15.0s')
])
def test_parse_radius(radius, expected_radius):
actual = simbad.core._parse_radius(radius)
assert actual == expected_radius
@pytest.mark.parametrize(('ra', 'dec', 'expected_ra', 'expected_dec'),
[(ICRS_COORDS.ra, ICRS_COORDS.dec, u'5:35:17.3',
u'-80:52:00')
])
def test_to_simbad_format(ra, dec, expected_ra, expected_dec):
actual_ra, actual_dec = simbad.core._to_simbad_format(ra, dec)
assert (actual_ra, actual_dec) == (expected_ra, expected_dec)
@pytest.mark.parametrize(('coordinates', 'expected_frame'),
[(GALACTIC_COORDS, 'GAL'),
(ICRS_COORDS, 'ICRS'),
(FK4_COORDS, 'FK4'),
(FK5_COORDS, 'FK5')
])
def test_get_frame_coordinates(coordinates, expected_frame):
actual_frame = simbad.core._get_frame_coords(coordinates)[2]
assert actual_frame == expected_frame
if actual_frame == 'GAL':
l, b = simbad.core._get_frame_coords(coordinates)[:2]
np.testing.assert_almost_equal(float(l) % 360, -67.02084 % 360)
np.testing.assert_almost_equal(float(b), -29.75447)
def test_parse_result():
result1 = simbad.core.Simbad._parse_result(
MockResponseSimbad('query id '), simbad.core.SimbadVOTableResult)
assert isinstance(result1, Table)
with pytest.raises(TableParseError) as ex:
simbad.core.Simbad._parse_result(MockResponseSimbad('query error '),
simbad.core.SimbadVOTableResult)
assert str(ex.value) == ('Failed to parse SIMBAD result! The raw response '
'can be found in self.last_response, and the '
'error in self.last_table_parse_error. '
'The attempted parsed result is in '
'self.last_parsed_result.\n Exception: 7:115: '
'no element found')
assert isinstance(simbad.Simbad.last_response.text, six.string_types)
assert isinstance(simbad.Simbad.last_response.content, six.binary_type)
votable_fields = ",".join(simbad.core.Simbad.get_votable_fields())
@pytest.mark.parametrize(('args', 'kwargs', 'expected_script'),
[([ICRS_COORDS], dict(radius=5.0 * u.deg,
frame='ICRS',
equinox=2000.0, epoch='J2000',
caller='query_region_async'),
("\nvotable {" + votable_fields + "}\n"
"votable open\n"
"query coo 5:35:17.3 -80:52:00 "
"radius=5.0d frame=ICRS equi=2000.0 epoch=J2000 \n"
"votable close")),
(["m [0-9]"], dict(wildcard=True,
caller='query_object_async'),
("\nvotable {" + votable_fields + "}\n"
"votable open\n"
"query id wildcard m [0-9] \n"
"votable close"
)),
(["2006ApJ"], dict(caller='query_bibcode_async',
get_raw=True),
("\n\n\nquery bibcode 2006ApJ \n"))
])
def test_args_to_payload(args, kwargs, expected_script):
script = simbad.Simbad._args_to_payload(*args, **kwargs)['script']
assert script == expected_script
@pytest.mark.parametrize(('epoch', 'equinox'),
[(2000, 'thousand'),
('J-2000', None),
(None, '10e3')
])
def test_args_to_payload_validate(epoch, equinox):
with pytest.raises(Exception):
simbad.Simbad._args_to_payload(caller='query_region_async',
epoch=epoch, equinox=equinox)
@pytest.mark.parametrize(('bibcode', 'wildcard'),
[('2006ApJ*', True),
('2005A&A.430.165F', None)
])
def test_query_bibcode_async(patch_post, bibcode, wildcard):
response1 = simbad.core.Simbad.query_bibcode_async(bibcode,
wildcard=wildcard)
response2 = simbad.core.Simbad().query_bibcode_async(bibcode,
wildcard=wildcard)
assert response1 is not None and response2 is not None
assert response1.content == response2.content
def test_query_bibcode_class(patch_post):
result1 = simbad.core.Simbad.query_bibcode("2006ApJ*", wildcard=True)
assert isinstance(result1, Table)
def test_query_bibcode_instance(patch_post):
S = simbad.core.Simbad()
result2 = S.query_bibcode("2006ApJ*", wildcard=True)
assert isinstance(result2, Table)
def test_query_objectids_async(patch_post):
response1 = simbad.core.Simbad.query_objectids_async('Polaris')
response2 = simbad.core.Simbad().query_objectids_async('Polaris')
assert response1 is not None and response2 is not None
assert response1.content == response2.content
def test_query_objectids(patch_post):
result1 = simbad.core.Simbad.query_objectids('Polaris')
result2 = simbad.core.Simbad().query_objectids('Polaris')
assert isinstance(result1, Table)
assert isinstance(result2, Table)
def test_query_bibobj_async(patch_post):
response1 = simbad.core.Simbad.query_bibobj_async('2005A&A.430.165F')
response2 = simbad.core.Simbad().query_bibobj_async('2005A&A.430.165F')
assert response1 is not None and response2 is not None
assert response1.content == response2.content
def test_query_bibobj(patch_post):
result1 = simbad.core.Simbad.query_bibobj('2005A&A.430.165F')
result2 = simbad.core.Simbad().query_bibobj('2005A&A.430.165F')
assert isinstance(result1, Table)
assert isinstance(result2, Table)
def test_query_catalog_async(patch_post):
response1 = simbad.core.Simbad.query_catalog_async('m')
response2 = simbad.core.Simbad().query_catalog_async('m')
assert response1 is not None and response2 is not None
assert response1.content == response2.content
def test_query_catalog(patch_post):
result1 = simbad.core.Simbad.query_catalog('m')
result2 = simbad.core.Simbad().query_catalog('m')
assert isinstance(result1, Table)
assert isinstance(result2, Table)
@pytest.mark.parametrize(('coordinates', 'radius', 'equinox', 'epoch'),
[(ICRS_COORDS, None, None, None),
(GALACTIC_COORDS, 5 * u.deg, 2000.0, 'J2000'),
(FK4_COORDS, '5d0m0s', None, None),
(FK5_COORDS, None, None, None)
])
def test_query_region_async(patch_post, coordinates, radius, equinox, epoch):
response1 = simbad.core.Simbad.query_region_async(
coordinates, radius=radius, equinox=equinox, epoch=epoch)
response2 = simbad.core.Simbad().query_region_async(
coordinates, radius=radius, equinox=equinox, epoch=epoch)
assert response1 is not None and response2 is not None
assert response1.content == response2.content
@pytest.mark.parametrize(('coordinates', 'radius', 'equinox', 'epoch'),
[(ICRS_COORDS, None, None, None),
(GALACTIC_COORDS, 5 * u.deg, 2000.0, 'J2000'),
(FK4_COORDS, '5d0m0s', None, None),
(FK5_COORDS, None, None, None)
])
def test_query_region(patch_post, coordinates, radius, equinox, epoch):
result1 = simbad.core.Simbad.query_region(coordinates, radius=radius,
equinox=equinox, epoch=epoch)
result2 = simbad.core.Simbad().query_region(coordinates, radius=radius,
equinox=equinox, epoch=epoch)
assert isinstance(result1, Table)
assert isinstance(result2, Table)
@pytest.mark.parametrize(('coordinates', 'radius', 'equinox', 'epoch'),
[(ICRS_COORDS, 0, None, None)])
def test_query_region_radius_error(patch_post, coordinates, radius,
equinox, epoch):
with pytest.raises(u.UnitsError):
simbad.core.Simbad.query_region(
coordinates, radius=radius, equinox=equinox, epoch=epoch)
with pytest.raises(u.UnitsError):
simbad.core.Simbad().query_region(
coordinates, radius=radius, equinox=equinox, epoch=epoch)
@pytest.mark.parametrize(('coordinates', 'radius', 'equinox', 'epoch'),
[(ICRS_COORDS, "0d", None, None),
(GALACTIC_COORDS, 1.0 * u.marcsec, 2000.0, 'J2000')
])
def test_query_region_small_radius(patch_post, coordinates, radius,
equinox, epoch):
result1 = simbad.core.Simbad.query_region(coordinates, radius=radius,
equinox=equinox, epoch=epoch)
result2 = simbad.core.Simbad().query_region(coordinates, radius=radius,
equinox=equinox, epoch=epoch)
assert isinstance(result1, Table)
assert isinstance(result2, Table)
@pytest.mark.parametrize(('object_name', 'wildcard'),
[("m1", None),
("m [0-9]", True)
])
def test_query_object_async(patch_post, object_name, wildcard):
response1 = simbad.core.Simbad.query_object_async(object_name,
wildcard=wildcard)
response2 = simbad.core.Simbad().query_object_async(object_name,
wildcard=wildcard)
assert response1 is not None and response2 is not None
assert response1.content == response2.content
@pytest.mark.parametrize(('object_name', 'wildcard'),
[("m1", None),
("m [0-9]", True),
])
def test_query_object(patch_post, object_name, wildcard):
result1 = simbad.core.Simbad.query_object(object_name,
wildcard=wildcard)
result2 = simbad.core.Simbad().query_object(object_name,
wildcard=wildcard)
assert isinstance(result1, Table)
assert isinstance(result2, Table)
def test_list_votable_fields():
simbad.core.Simbad.list_votable_fields()
simbad.core.Simbad().list_votable_fields()
def test_get_field_description():
simbad.core.Simbad.get_field_description('bibcodelist(y1-y2)')
simbad.core.Simbad().get_field_description('bibcodelist(y1-y2)')
with pytest.raises(Exception):
simbad.core.Simbad.get_field_description('xyz')
def test_votable_fields():
simbad.core.Simbad.add_votable_fields('rot', 'ze', 'z')
assert (set(simbad.core.Simbad.get_votable_fields()) ==
set(['main_id', 'coordinates', 'rot', 'ze', 'z']))
try:
simbad.core.Simbad.add_votable_fields('z')
except KeyError:
pass # this is the expected response
assert (set(simbad.core.Simbad.get_votable_fields()) ==
set(['main_id', 'coordinates', 'rot', 'ze', 'z']))
simbad.core.Simbad.remove_votable_fields('rot', 'main_id', 'coordinates')
assert set(simbad.core.Simbad.get_votable_fields()) == set(['ze', 'z'])
simbad.core.Simbad.remove_votable_fields('rot', 'main_id', 'coordinates')
assert set(simbad.core.Simbad.get_votable_fields()) == set(['ze', 'z'])
simbad.core.Simbad.remove_votable_fields('ze', 'z')
assert (set(simbad.core.Simbad.get_votable_fields()) ==
set(['main_id', 'coordinates']))
simbad.core.Simbad.add_votable_fields('rot', 'ze', 'z')
simbad.core.Simbad.reset_votable_fields()
assert (set(simbad.core.Simbad.get_votable_fields()) ==
set(['main_id', 'coordinates']))
def test_query_criteria1(patch_post):
result = simbad.core.Simbad.query_criteria(
"region(box, GAL, 49.89 -0.3, 0.5d 0.5d)", otype='HII')
assert isinstance(result, Table)
def test_query_criteria2(patch_post):
S = simbad.core.Simbad()
S.add_votable_fields('ra(d)', 'dec(d)')
S.remove_votable_fields('coordinates')
assert S.get_votable_fields() == ['main_id', 'ra(d)', 'dec(d)']
result = S.query_criteria(otype='SNR')
assert isinstance(result, Table)
def test_simbad_settings1():
assert simbad.Simbad.get_votable_fields() == ['main_id', 'coordinates']
simbad.core.Simbad.add_votable_fields('ra', 'dec(5)')
simbad.core.Simbad.remove_votable_fields('ra', 'dec')
assert (simbad.Simbad.get_votable_fields() ==
['main_id', 'coordinates', 'dec(5)'])
simbad.core.Simbad.reset_votable_fields()
def test_simbad_settings2():
assert simbad.Simbad.get_votable_fields() == ['main_id', 'coordinates']
simbad.core.Simbad.add_votable_fields('ra', 'dec(5)')
simbad.core.Simbad.remove_votable_fields('ra', 'dec', strip_params=True)
assert simbad.Simbad.get_votable_fields() == ['main_id', 'coordinates']
def test_regression_votablesettings():
assert simbad.Simbad.get_votable_fields() == ['main_id', 'coordinates']
simbad.core.Simbad.add_votable_fields('ra', 'dec(5)')
with pytest.raises(KeyError) as ex:
simbad.core.Simbad.add_votable_fields('ra(d)', 'dec(d)')
assert ex.value.args[0] == ('ra(d): field already present. Fields '
'ra,dec,id,otype, and bibcodelist can only '
'be specified once. To change their options, '
'first remove the existing entry, then add '
'a new one.')
# cleanup
simbad.core.Simbad.remove_votable_fields('ra', 'dec', strip_params=True)
assert simbad.Simbad.get_votable_fields() == ['main_id', 'coordinates']
def test_regression_votablesettings2():
assert simbad.Simbad.get_votable_fields() == ['main_id', 'coordinates']
simbad.core.Simbad.add_votable_fields('fluxdata(J)')
simbad.core.Simbad.add_votable_fields('fluxdata(H)')
simbad.core.Simbad.add_votable_fields('fluxdata(K)')
assert (simbad.Simbad.get_votable_fields() ==
['main_id', 'coordinates',
'fluxdata(J)', 'fluxdata(H)', 'fluxdata(K)'])
simbad.core.Simbad.remove_votable_fields('fluxdata', strip_params=True)
assert simbad.Simbad.get_votable_fields() == ['main_id', 'coordinates']
def test_regression_issue388():
# This is a python-3 issue: content needs to be decoded?
response = MockResponseSimbad('\nvotable {main_id,coordinates}\nvotable '
'open\nquery id m1 \nvotable close')
with open(data_path('m1.data'), "rb") as f:
response.content = f.read()
parsed_table = simbad.Simbad._parse_result(response,
simbad.core.SimbadVOTableResult)
assert parsed_table['MAIN_ID'][0] == b'M 1'
assert len(parsed_table) == 1
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