def test_iterates_csv_with_header(self):
from collections import OrderedDict
data = arrayfiles.read_csv(self.fp.name, header=True)
header = self.lines[0].split(',')
expected = [
OrderedDict(zip(header, line.split(',')))
for line in self.lines[1:]
]
for i, (x, y) in enumerate(zip(data, expected)):
self.assertEqual(x, y)
self.assertEqual(data[i], y)
def test_eager_load(self):
text1 = arrayfiles.read_csv(self.fp.name, lazy=False)
text2 = arrayfiles.read_csv(self.fp.name, lazy=True)
for a, b in zip(text1, text2):
self.assertEqual(a, b)
def test_iterates_csv_without_header(self):
data = arrayfiles.read_csv(self.fp.name, header=False)
expected = [line.split(',') for line in self.lines]
self.assertSequenceEqual(data, expected)
for x, y in zip(data, expected):
self.assertEqual(x, y)
def test_loads_csv_with_header(self):
data = arrayfiles.read_csv(self.fp.name, header=True)
self.assertTrue(data._header)
def test_slices_items(self):
data = arrayfiles.read_csv(self.fp.name)
self.assertSequenceEqual(data[:len(self.lines)], data)
def test_dunder_init(self):
data = arrayfiles.read_csv(self.fp.name)
self.assertEqual(data._path, self.fp.name)
self.assertEqual(data._encoding, 'utf-8')
self.assertEqual(data._delimiter, ',')
self.assertFalse(data._header)