class TestCoreAPIs(unittest.TestCase):
def setUp(self):
self.nse = Nse()
def test_string_representation(self):
self.assertEqual(str(self.nse) ,
"Driver Class for National Stock Exchange (NSE)")
def test_instantiate_abs_class(self):
class Exchange(AbstractBaseExchange): pass
with self.assertRaises(TypeError):
exc = Exchange()
def test_nse_headers(self):
ret = self.nse.nse_headers()
self.assertIsInstance(ret, dict)
def test_nse_opener(self):
''' should not raise any exception '''
opener = self.nse.nse_opener()
def test_build_url_for_quote(self):
test_code = 'infy'
url = self.nse.build_url_for_quote(test_code)
# 'test_code' should be present in the url
self.assertIsNotNone(re.search(test_code, url))
def test_negative_build_url_for_quote(self):
negative_codes = [1, None]
with self.assertRaises(Exception):
for test_code in negative_codes:
url = self.nse.build_url_for_quote(test_code)
def test_response_cleaner(self):
test_dict = {
'a': '10',
'b': '10.0',
'c': '1,000.10',
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': u'10',
'k': u'10.0',
'l': u'1,000.10'
}
expected_dict = {
'a': 10,
'b': 10.0,
'c': 1000.10,
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': 10,
'k': 10.0,
'l': 1000.10
}
ret_dict = self.nse.clean_server_response(test_dict)
self.assertDictEqual(ret_dict, expected_dict)
def test_get_stock_codes(self):
sc = self.nse.get_stock_codes()
self.assertIsNotNone(sc)
self.assertIsInstance(sc, dict)
# test the json format return
sc_json = self.nse.get_stock_codes(as_json=True)
self.assertIsInstance(sc_json, str)
# reconstruct the dict from json and compare
six.assertCountEqual(self, sc, json.loads(sc_json))
# TODO: use mock and create one test where response contains a blank line
# TODO: use mock and create one test where response doesnt contain a csv
# TODO: use mock and create one test where return is null
# TODO: test the cache feature
def test_negative_get_quote(self):
wrong_code = 'inf'
self.assertIsNone(self.nse.get_quote(wrong_code))
def test_get_quote(self):
code = 'infy'
resp = self.nse.get_quote(code)
self.assertIsInstance(resp, dict)
# test json response
json_resp = self.nse.get_quote(code, as_json=True)
self.assertIsInstance(json_resp, str)
# reconstruct the original dict from json
# this test may raise false alarms in case the
# the price changed in that very moment.
self.assertDictEqual(resp, json.loads(json_resp))
def test_is_valid_code(self):
code = 'infy'
self.assertTrue(self.nse.is_valid_code(code))
def test_negative_is_valid_code(self):
wrong_code = 'in'
self.assertFalse(self.nse.is_valid_code(wrong_code))
def test_get_top_gainers(self):
res = self.nse.get_top_gainers()
self.assertIsInstance(res, list)
# test json response
res = self.nse.get_top_gainers(as_json=True)
self.assertIsInstance(res, str)
def test_get_top_losers(self):
res = self.nse.get_top_losers()
self.assertIsInstance(res, list)
def test_render_response(self):
d = {'fname':'vivek', 'lname':'jha'}
resp_dict = self.nse.render_response(d)
resp_json = self.nse.render_response(d, as_json=True)
# in case of dict, response should be a python dict
self.assertIsInstance(resp_dict, dict)
# in case of json, response should be a json string
self.assertIsInstance(resp_json, str)
# and on reconstruction it should become same as original dict
self.assertDictEqual(d, json.loads(resp_json))
def test_advances_declines(self):
resp = self.nse.get_advances_declines()
# it should be a list of dictionaries
self.assertIsInstance(resp, list)
# get the json version
resp_json = self.nse.get_advances_declines(as_json=True)
self.assertIsInstance(resp_json, str)
# load the json response and it should have same number of
# elements as in case of first response
self.assertEqual(len(resp), len(json.loads(resp_json)))
def test_is_valid_index(self):
code = 'CNX NIFTY'
self.assertTrue(self.nse.is_valid_index(code))
# test with invalid string
code = 'some junk stuff'
self.assertFalse(self.nse.is_valid_index(code))
# test with lower case
code = 'cnx nifty'
self.assertTrue(self.nse.is_valid_index(code))
def test_get_index_quote(self):
code = 'CNX NIFTY'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
# with json response
self.assertIsInstance(self.nse.get_index_quote(code, as_json=True),
str)
# with wrong code
code = 'wrong code'
self.assertIsNone(self.nse.get_index_quote(code))
# with lower case code
code = 'cnx nifty'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
def test_get_index_list(self):
index_list = self.nse.get_index_list()
index_list_json = self.nse.get_index_list(as_json=True)
self.assertIsInstance(index_list, list)
# test json response type
self.assertIsInstance(index_list_json, str)
# reconstruct list from json and match
self.assertListEqual(index_list, json.loads(index_list_json))
def test_jsadptor(self):
buffer = 'abc:true, def:false, ghi:NaN, jkl:none'
expected_buffer = 'abc:True, def:False, ghi:"NaN", jkl:None'
ret = js_adaptor(buffer)
self.assertEqual(ret, expected_buffer)
def test_byte_adaptor(self):
if six.PY2:
from StringIO import StringIO
buffer = 'nsetools'
fbuffer = StringIO(buffer)
else:
from io import BytesIO
buffer = b'nsetools'
fbuffer = BytesIO(buffer)
ret_file_buffer = byte_adaptor(fbuffer)
self.assertIsInstance(ret_file_buffer, six.StringIO)
class TestCoreAPIs(unittest.TestCase):
def setUp(self):
self.nse = Nse()
def test_string_representation(self):
self.assertEqual(str(self.nse) ,
"Driver Class for National Stock Exchange (NSE)")
def test_instantiate_abs_class(self):
class Exchange(AbstractBaseExchange): pass
with self.assertRaises(TypeError):
exc = Exchange()
def test_nse_headers(self):
ret = self.nse.nse_headers()
self.assertIsInstance(ret, dict)
def test_nse_opener(self):
''' should not raise any exception '''
opener = self.nse.nse_opener()
def test_build_url_for_quote(self):
test_code = 'infy'
url = self.nse.build_url_for_quote(test_code)
# 'test_code' should be present in the url
self.assertIsNotNone(re.search(test_code, url))
def test_negative_build_url_for_quote(self):
negative_codes = [1, None]
with self.assertRaises(Exception):
for test_code in negative_codes:
url = self.nse.build_url_for_quote(test_code)
def test_response_cleaner(self):
test_dict = {
'a': '10',
'b': '10.0',
'c': '1,000.10',
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': u'10',
'k': u'10.0',
'l': u'1,000.10'
}
expected_dict = {
'a': 10,
'b': 10.0,
'c': 1000.10,
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': 10,
'k': 10.0,
'l': 1000.10
}
ret_dict = self.nse.clean_server_response(test_dict)
self.assertDictEqual(ret_dict, expected_dict)
def test_get_stock_codes(self):
sc = self.nse.get_stock_codes()
self.assertIsNotNone(sc)
self.assertIsInstance(sc, dict)
# test the json format return
sc_json = self.nse.get_stock_codes(as_json=True)
self.assertIsInstance(sc_json, str)
# reconstruct the dict from json and compare
self.assertItemsEqual(sc, json.loads(sc_json))
# TODO: use mock and create one test where response contains a blank line
# TODO: use mock and create one test where response doesnt contain a csv
# TODO: use mock and create one test where return is null
# TODO: test the cache feature
def test_negative_get_quote(self):
wrong_code = 'inf'
self.assertIsNone(self.nse.get_quote(wrong_code))
def test_get_quote(self):
code = 'infy'
resp = self.nse.get_quote(code)
self.assertIsInstance(resp, dict)
# test json response
json_resp = self.nse.get_quote(code, as_json=True)
self.assertIsInstance(json_resp, str)
# reconstruct the original dict from json
# this test may raise false alarms in case the
# the price changed in that very moment.
self.assertDictEqual(resp, json.loads(json_resp))
def test_is_valid_code(self):
code = 'infy'
self.assertTrue(self.nse.is_valid_code(code))
def test_negative_is_valid_code(self):
wrong_code = 'in'
self.assertFalse(self.nse.is_valid_code(wrong_code))
def test_get_top_gainers(self):
res = self.nse.get_top_gainers()
self.assertIsInstance(res, list)
# test json response
res = self.nse.get_top_gainers(as_json=True)
self.assertIsInstance(res, str)
def test_get_top_losers(self):
res = self.nse.get_top_losers()
self.assertIsInstance(res, list)
def test_render_response(self):
d = {'fname':'vivek', 'lname':'jha'}
resp_dict = self.nse.render_response(d)
resp_json = self.nse.render_response(d, as_json=True)
# in case of dict, response should be a python dict
self.assertIsInstance(resp_dict, dict)
# in case of json, response should be a json string
self.assertIsInstance(resp_json, str)
# and on reconstruction it should become same as original dict
self.assertDictEqual(d, json.loads(resp_json))
def test_advances_declines(self):
resp = self.nse.get_advances_declines()
# it should be a list of dictionaries
self.assertIsInstance(resp, list)
# get the json version
resp_json = self.nse.get_advances_declines(as_json=True)
self.assertIsInstance(resp_json, str)
# load the json response and it should have same number of
# elements as in case of first response
self.assertEqual(len(resp), len(json.loads(resp_json)))
def test_is_valid_index(self):
code = 'CNX NIFTY'
self.assertTrue(self.nse.is_valid_index(code))
# test with invalid string
code = 'some junk stuff'
self.assertFalse(self.nse.is_valid_index(code))
# test with lower case
code = 'cnx nifty'
self.assertTrue(self.nse.is_valid_index(code))
def test_get_index_quote(self):
code = 'CNX NIFTY'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
# with json response
self.assertIsInstance(self.nse.get_index_quote(code, as_json=True),
str)
# with wrong code
code = 'wrong code'
self.assertIsNone(self.nse.get_index_quote(code))
# with lower case code
code = 'cnx nifty'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
def test_get_index_list(self):
index_list = self.nse.get_index_list()
index_list_json = self.nse.get_index_list(as_json=True)
self.assertIsInstance(index_list, list)
# test json response type
self.assertIsInstance(index_list_json, str)
# reconstruct list from json and match
self.assertListEqual(index_list, json.loads(index_list_json))
class TestCoreAPIs(unittest.TestCase):
def setUp(self):
self.nse = Nse()
def test_string_representation(self):
self.assertEqual(str(self.nse),
"Driver Class for National Stock Exchange (NSE)")
def test_nse_headers(self):
ret = self.nse.nse_headers()
self.assertIsInstance(ret, dict)
def test_build_url_for_quote(self):
test_code = 'infy'
url = self.nse.build_url_for_quote(test_code)
# 'test_code' should be present in the url
self.assertIsNotNone(re.search(test_code, url))
def test_negative_build_url_for_quote(self):
negative_codes = [1, None]
with self.assertRaises(Exception):
for test_code in negative_codes:
url = self.nse.build_url_for_quote(test_code)
def test_get_peer_companies(self):
code = 'infy'
response = self.nse.get_peer_companies(code)
self.assertIsInstance(response, pd.DataFrame)
# This one was causing a weird error. as the offset was different
code = '63moons'
response = self.nse.get_peer_companies(code)
self.assertIsInstance(response, pd.DataFrame)
def test_market_status(self):
result = market_status()
self.assertIsInstance(result, bool)
def test_response_cleaner(self):
test_dict = {
'a': '10',
'b': '10.0',
'c': '-1,000.10',
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': u'10',
'k': u'10.0',
'l': u'1,000.10'
}
expected_dict = {
'a': 10,
'b': 10.0,
'c': -1000.10,
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': 10,
'k': 10.0,
'l': 1000.10
}
ret_dict = self.nse.clean_server_response(test_dict)
self.assertDictEqual(ret_dict, expected_dict)
def test_get_stock_codes(self):
sc = self.nse.get_stock_codes()
self.assertIsNotNone(sc)
self.assertIsInstance(sc, pd.DataFrame)
if sc.empty:
self.fail()
# TODO: use mock and create one test where response contains a blank line
# TODO: use mock and create one test where response doesnt contain a csv
# TODO: use mock and create one test where return is null
# TODO: test the cache feature
def test_negative_get_quote(self):
wrong_code = 'inf'
self.assertEqual(self.nse.get_quote(wrong_code), None)
def test_get_quote(self):
resp = self.nse.get_quote('infy', '20Microns', 'abb')
self.assertEqual(len(resp), 3)
self.assertIsInstance(resp, pd.DataFrame)
# test json response
json_resp = self.nse.get_quote('infy',
'20Microns',
'abb',
as_json=True)
self.assertEqual(len(json_resp), 3)
self.assertIsInstance(json_resp[0], str)
def test_is_valid_code(self):
code = 'infy'
self.assertTrue(self.nse.is_valid_code(code))
def test_negative_is_valid_code(self):
wrong_code = 'in'
self.assertFalse(self.nse.is_valid_code(wrong_code))
def test_get_top(self):
# as_json = False
# This test will remove the need to test the individual parts
result = self.nse.get_top('gainers', 'losers', 'volume', 'active',
'advances decline', 'index list', 'JUNK')
# Gainers/Losers/Volume/Advances Decline is supposed to return a list of dictionaries
# Index list is supposed to return a list of strings
# JUNK Should not return anything
temp = []
for item in result:
temp.append(item)
self.assertEqual(6, len(temp))
gainer, loser, volume, active, adv_decline, index_list = temp[0], temp[
1], temp[2], temp[3], temp[4], temp[5]
# Test these individually
self.assertIsInstance(gainer, pd.DataFrame)
self.assertIsInstance(loser, pd.DataFrame)
self.assertIsInstance(volume, pd.DataFrame)
self.assertIsInstance(adv_decline, pd.DataFrame)
self.assertIsInstance(index_list, list)
# Now as_json = True
result = self.nse.get_top('gainers',
'losers',
'volume',
'active',
'advances decline',
'index list',
as_json=True)
temp = []
for item in result:
temp.append(item)
self.assertEqual(6, len(temp))
gainer, loser, volume, active, adv_decline_json, index_list_json = temp[
0], temp[1], temp[2], temp[3], temp[4], temp[5]
self.assertIsInstance(gainer, str)
self.assertIsInstance(loser, str)
self.assertIsInstance(volume, str)
self.assertIsInstance(active, str)
self.assertIsInstance(adv_decline_json, str)
self.assertEqual(len(adv_decline), len(json.loads(adv_decline_json)))
self.assertIsInstance(index_list_json, str)
self.assertListEqual(index_list, json.loads(index_list_json))
def test_render_response(self):
d = {'fname': 'Arkoprabho', 'lname': 'Chakraborti'}
resp_dict = self.nse.render_response(d)
resp_json = self.nse.render_response(d, as_json=True)
# in case of dict, response should be a python dict
self.assertIsInstance(resp_dict, dict)
# in case of json, response should be a json string
self.assertIsInstance(resp_json, str)
# and on reconstruction it should become same as original dict
self.assertDictEqual(d, json.loads(resp_json))
def test_is_valid_index(self):
code = 'NIFTY BANK'
self.assertTrue(self.nse.is_valid_index(code))
# test with invalid string
code = 'some junk stuff'
self.assertFalse(self.nse.is_valid_index(code))
# test with lower case
code = 'nifty bank'
self.assertTrue(self.nse.is_valid_index(code))
def test_get_index_quote(self):
code = 'NIFTY BANK'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
# with json response
self.assertIsInstance(self.nse.get_index_quote(code, as_json=True),
str)
# with wrong code
code = 'wrong code'
self.assertIsNone(self.nse.get_index_quote(code))
# with lower case code
code = 'nifty bank'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
def test_jsadptor(self):
buffer = 'abc:true, def:false, ghi:NaN, jkl:none'
expected_buffer = 'abc:True, def:False, ghi:"NaN", jkl:None'
ret = js_adaptor(buffer)
self.assertEqual(ret, expected_buffer)
def test_byte_adaptor(self):
from io import BytesIO
buffer = b'nsetools'
fbuffer = BytesIO(buffer)
ret_file_buffer = byte_adaptor(fbuffer)
self.assertIsInstance(ret_file_buffer, six.StringIO)
def test_save_file(self):
# Call the function, check if the file has been saved at the required location
dataframe = self.nse.get_stock_codes()
save_file(dataframe, 'csv', path=gettempdir(), name='StockCodes')
path = os.path.join(gettempdir(), 'StockCodes.csv')
if not os.path.exists(path):
self.fail()
save_file(dataframe, 'html', path=gettempdir(), name='StockCodes')
path = os.path.join(gettempdir(), 'StockCodes.html')
if not os.path.exists(path):
self.fail()
save_file(dataframe, 'json', path=gettempdir(), name='StockCodes')
path = os.path.join(gettempdir(), 'StockCodes.json')
if not os.path.exists(path):
self.fail()
save_file(dataframe, 'tex', path=gettempdir(), name='StockCodes')
path = os.path.join(gettempdir(), 'StockCodes.tex')
if not os.path.exists(path):
self.fail()
class TestCoreAPIs(unittest.TestCase):
def setUp(self):
self.nse = Nse()
def test_string_representation(self):
self.assertEqual(str(self.nse), "Driver Class for National Stock Exchange (NSE)")
def test_instantiate_abs_class(self):
class Exchange(AbstractBaseExchange):
pass
with self.assertRaises(TypeError):
exc = Exchange()
def test_nse_headers(self):
ret = self.nse.nse_headers()
self.assertIsInstance(ret, dict)
def test_nse_opener(self):
''' should not raise any exception '''
opener = self.nse.nse_opener()
def test_build_url_for_quote(self):
test_code = 'infy'
url = self.nse.build_url_for_quote(test_code)
# 'test_code' should be present in the url
self.assertIsNotNone(re.search(test_code, url))
def test_negative_build_url_for_quote(self):
negative_codes = [1, None]
with self.assertRaises(Exception):
for test_code in negative_codes:
url = self.nse.build_url_for_quote(test_code)
def test_response_cleaner(self):
test_dict = {
'a': '10',
'b': '10.0',
'c': '1,000.10',
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': u'10',
'k': u'10.0',
'l': u'1,000.10'
}
expected_dict = {
'a': 10,
'b': 10.0,
'c': 1000.10,
'd': 'vsjha18',
'e': 10,
'f': 10.0,
'g': 1000.10,
'h': True,
'i': None,
'j': 10,
'k': 10.0,
'l': 1000.10
}
ret_dict = self.nse.clean_server_response(test_dict)
self.assertDictEqual(ret_dict, expected_dict)
def test_get_stock_codes(self):
sc = self.nse.get_stock_codes()
self.assertIsNotNone(sc)
self.assertIsInstance(sc, dict)
# test the json format return
sc_json = self.nse.get_stock_codes(as_json=True)
self.assertIsInstance(sc_json, str)
# reconstruct the dict from json and compare
six.assertCountEqual(self, sc, json.loads(sc_json))
# TODO: use mock and create one test where response contains a blank line
# TODO: use mock and create one test where response doesnt contain a csv
# TODO: use mock and create one test where return is null
# TODO: test the cache feature
def test_negative_get_quote(self):
wrong_code = 'inf'
self.assertIsNone(self.nse.get_quote(wrong_code))
def test_get_quote(self):
code = 'infy'
resp = self.nse.get_quote(code)
self.assertIsInstance(resp, dict)
# test json response
json_resp = self.nse.get_quote(code, as_json=True)
self.assertIsInstance(json_resp, str)
# reconstruct the original dict from json
# this test may raise false alarms in case the
# the price changed in that very moment.
self.assertDictEqual(resp, json.loads(json_resp))
def test_is_valid_code(self):
code = 'infy'
self.assertTrue(self.nse.is_valid_code(code))
def test_negative_is_valid_code(self):
wrong_code = 'in'
self.assertFalse(self.nse.is_valid_code(wrong_code))
def test_get_top_gainers(self):
res = self.nse.get_top_gainers()
self.assertIsInstance(res, list)
# test json response
res = self.nse.get_top_gainers(as_json=True)
self.assertIsInstance(res, str)
def test_get_top_losers(self):
res = self.nse.get_top_losers()
self.assertIsInstance(res, list)
def test_render_response(self):
d = {'fname':'vivek', 'lname':'jha'}
resp_dict = self.nse.render_response(d)
resp_json = self.nse.render_response(d, as_json=True)
# in case of dict, response should be a python dict
self.assertIsInstance(resp_dict, dict)
# in case of json, response should be a json string
self.assertIsInstance(resp_json, str)
# and on reconstruction it should become same as original dict
self.assertDictEqual(d, json.loads(resp_json))
def test_advances_declines(self):
resp = self.nse.get_advances_declines()
# it should be a list of dictionaries
self.assertIsInstance(resp, list)
# get the json version
resp_json = self.nse.get_advances_declines(as_json=True)
self.assertIsInstance(resp_json, str)
# load the json response and it should have same number of
# elements as in case of first response
self.assertEqual(len(resp), len(json.loads(resp_json)))
def test_is_valid_index(self):
code = 'NIFTY BANK'
self.assertTrue(self.nse.is_valid_index(code))
# test with invalid string
code = 'some junk stuff'
self.assertFalse(self.nse.is_valid_index(code))
# test with lower case
code = 'nifty bank'
self.assertTrue(self.nse.is_valid_index(code))
def test_get_index_quote(self):
code = 'NIFTY BANK'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
# with json response
self.assertIsInstance(self.nse.get_index_quote(code, as_json=True),
str)
# with wrong code
code = 'wrong code'
self.assertIsNone(self.nse.get_index_quote(code))
# with lower case code
code = 'nifty bank'
self.assertIsInstance(self.nse.get_index_quote(code), dict)
def test_get_index_list(self):
index_list = self.nse.get_index_list()
index_list_json = self.nse.get_index_list(as_json=True)
self.assertIsInstance(index_list, list)
# test json response type
self.assertIsInstance(index_list_json, str)
# reconstruct list from json and match
self.assertListEqual(index_list, json.loads(index_list_json))
def test_jsadptor(self):
buffer = 'abc:true, def:false, ghi:NaN, jkl:none'
expected_buffer = 'abc:True, def:False, ghi:"NaN", jkl:None'
ret = js_adaptor(buffer)
self.assertEqual(ret, expected_buffer)
def test_byte_adaptor(self):
if six.PY2:
from StringIO import StringIO
buffer = 'nsetools'
fbuffer = StringIO(buffer)
else:
from io import BytesIO
buffer = b'nsetools'
fbuffer = BytesIO(buffer)
ret_file_buffer = byte_adaptor(fbuffer)
self.assertIsInstance(ret_file_buffer, six.StringIO)
def test_nse_lot_sizes(self):
data = self.nse.get_fno_lot_sizes()
self.assertIsInstance(data, dict)
def test_6th_Dec_1994(self):
data = self.nse.download_bhavcopy('1994-12-06')
self.assertIsInstance(self, data, bytes)
def test_top_fno_gainers_losers(self):
fno_gainer = self.nse.get_top_fno_gainers()
self.assertIsInstance(fno_gainer, list)
fno_gainer_json = self.nse.get_top_fno_gainers(as_json=True)
self.assertIsInstance(fno_gainer_json, str)
fno_loser = self.nse.get_top_fno_losers()
self.assertIsInstance(fno_loser, list)
fno_loser_json = self.nse.get_top_fno_losers(as_json=True)
self.assertIsInstance(fno_loser_json, str)
def test_statistics(self):
active = self.nse.get_active_monthly()
self.assertIsInstance(active, list)
active_json = self.nse.get_active_monthly(as_json=True)
self.assertIsInstance(active_json, str)
yr_high = self.nse.get_year_high()
self.assertIsInstance(yr_high, list)
yr_high_json = self.nse.get_year_high(as_json=True)
self.assertIsInstance(yr_high_json, str)
yr_low = self.nse.get_year_low()
self.assertIsInstance(yr_low, list)
yr_low_json = self.nse.get_year_low(as_json=True)
self.assertIsInstance(yr_low_json, str)
preopen = self.nse.get_preopen_nifty()
self.assertIsInstance(preopen, list)
preopen_json = self.nse.get_preopen_nifty(as_json=True)
self.assertIsInstance(preopen_json, str)
preopen_nb = self.nse.get_preopen_niftybank()
self.assertIsInstance(preopen_nb, list)
preopen_nb_json = self.nse.get_preopen_niftybank(as_json=True)
self.assertIsInstance(preopen_nb_json, str)
preopen_fno = self.nse.get_preopen_fno()
self.assertIsInstance(preopen_fno, list)
preopen_fno_json = self.nse.get_preopen_fno(as_json=True)
self.assertIsInstance(preopen_fno_json, str)
class TestCoreAPIs(unittest.TestCase):
def setUp(self):
self.nse = Nse()
def test_string_representation(self):
self.assertEqual(str(self.nse), "Driver Class for National Stock Exchange (NSE)")
def test_instantiate_abs_class(self):
class Exchange(AbstractBaseExchange):
pass
with self.assertRaises(TypeError):
exc = Exchange()
def test_nse_headers(self):
ret = self.nse.nse_headers()
self.assertIsInstance(ret, dict)
def test_nse_opener(self):
""" should not raise any exception """
opener = self.nse.nse_opener()
def test_build_url_for_quote(self):
test_code = "infy"
url = self.nse.build_url_for_quote(test_code)
# 'test_code' should be present in the url
self.assertIsNotNone(re.search(test_code, url))
def test_negative_build_url_for_quote(self):
negative_codes = [1, None]
with self.assertRaises(Exception):
for test_code in negative_codes:
url = self.nse.build_url_for_quote(test_code)
def test_response_cleaner(self):
test_dict = {
"a": "10",
"b": "10.0",
"c": "1,000.10",
"d": "vsjha18",
"e": 10,
"f": 10.0,
"g": 1000.10,
"h": True,
"i": None,
"j": u"10",
"k": u"10.0",
"l": u"1,000.10",
}
expected_dict = {
"a": 10,
"b": 10.0,
"c": 1000.10,
"d": "vsjha18",
"e": 10,
"f": 10.0,
"g": 1000.10,
"h": True,
"i": None,
"j": 10,
"k": 10.0,
"l": 1000.10,
}
ret_dict = self.nse.clean_server_response(test_dict)
self.assertDictEqual(ret_dict, expected_dict)
def test_get_stock_codes(self):
sc = self.nse.get_stock_codes()
self.assertIsNotNone(sc)
self.assertIsInstance(sc, dict)
# test the json format return
sc_json = self.nse.get_stock_codes(as_json=True)
self.assertIsInstance(sc_json, str)
# reconstruct the dict from json and compare
six.assertCountEqual(self, sc, json.loads(sc_json))
# TODO: use mock and create one test where response contains a blank line
# TODO: use mock and create one test where response doesnt contain a csv
# TODO: use mock and create one test where return is null
# TODO: test the cache feature
def test_negative_get_quote(self):
wrong_code = "inf"
self.assertIsNone(self.nse.get_quote(wrong_code))
def test_get_quote(self):
code = "infy"
resp = self.nse.get_quote(code)
self.assertIsInstance(resp, dict)
# test json response
json_resp = self.nse.get_quote(code, as_json=True)
self.assertIsInstance(json_resp, str)
# reconstruct the original dict from json
# this test may raise false alarms in case the
# the price changed in that very moment.
self.assertDictEqual(resp, json.loads(json_resp))
def test_is_valid_code(self):
code = "infy"
self.assertTrue(self.nse.is_valid_code(code))
def test_negative_is_valid_code(self):
wrong_code = "in"
self.assertFalse(self.nse.is_valid_code(wrong_code))
def test_get_top_gainers(self):
res = self.nse.get_top_gainers()
self.assertIsInstance(res, list)
# test json response
res = self.nse.get_top_gainers(as_json=True)
self.assertIsInstance(res, str)
def test_get_top_losers(self):
res = self.nse.get_top_losers()
self.assertIsInstance(res, list)
def test_render_response(self):
d = {"fname": "vivek", "lname": "jha"}
resp_dict = self.nse.render_response(d)
resp_json = self.nse.render_response(d, as_json=True)
# in case of dict, response should be a python dict
self.assertIsInstance(resp_dict, dict)
# in case of json, response should be a json string
self.assertIsInstance(resp_json, str)
# and on reconstruction it should become same as original dict
self.assertDictEqual(d, json.loads(resp_json))
def test_advances_declines(self):
resp = self.nse.get_advances_declines()
# it should be a list of dictionaries
self.assertIsInstance(resp, list)
# get the json version
resp_json = self.nse.get_advances_declines(as_json=True)
self.assertIsInstance(resp_json, str)
# load the json response and it should have same number of
# elements as in case of first response
self.assertEqual(len(resp), len(json.loads(resp_json)))
def test_is_valid_index(self):
code = "CNX NIFTY"
self.assertTrue(self.nse.is_valid_index(code))
# test with invalid string
code = "some junk stuff"
self.assertFalse(self.nse.is_valid_index(code))
# test with lower case
code = "cnx nifty"
self.assertTrue(self.nse.is_valid_index(code))
def test_get_index_quote(self):
code = "CNX NIFTY"
self.assertIsInstance(self.nse.get_index_quote(code), dict)
# with json response
self.assertIsInstance(self.nse.get_index_quote(code, as_json=True), str)
# with wrong code
code = "wrong code"
self.assertIsNone(self.nse.get_index_quote(code))
# with lower case code
code = "cnx nifty"
self.assertIsInstance(self.nse.get_index_quote(code), dict)
def test_get_index_list(self):
index_list = self.nse.get_index_list()
index_list_json = self.nse.get_index_list(as_json=True)
self.assertIsInstance(index_list, list)
# test json response type
self.assertIsInstance(index_list_json, str)
# reconstruct list from json and match
self.assertListEqual(index_list, json.loads(index_list_json))
def test_jsadptor(self):
buffer = "abc:true, def:false, ghi:NaN, jkl:none"
expected_buffer = 'abc:True, def:False, ghi:"NaN", jkl:None'
ret = js_adaptor(buffer)
self.assertEqual(ret, expected_buffer)
def test_byte_adaptor(self):
if six.PY2:
from StringIO import StringIO
buffer = "nsetools"
fbuffer = StringIO(buffer)
else:
from io import BytesIO
buffer = b"nsetools"
fbuffer = BytesIO(buffer)
ret_file_buffer = byte_adaptor(fbuffer)
self.assertIsInstance(ret_file_buffer, six.StringIO)