def test_empty_file(self):
A = 4
B = 3
pattern = r'second'
file = 'test_data/test_empty_file.txt'
out = os.popen(
self.command.format(A=A, B=B, pattern=pattern, file=file))
string_cli_out = out.read()
string_my_out = my_function(file, pattern, A, B)
self.assertEquals(string_cli_out, string_my_out)
def test_passing_regular_expression(self):
A = 4
B = 3
pattern = r'^-'
file = 'test_data/test_ok_file_1.txt'
out = os.popen(
self.command.format(A=A, B=B, pattern=pattern, file=file))
string_cli_out = out.read()
string_my_out = my_function(file, pattern, A, B)
self.assertEquals(string_cli_out, string_my_out)
def test_only_matched_lines(self):
A = 0
B = 0
pattern = r'Interpret'
file = 'test_data/test_ok_file_1.txt'
out = os.popen(
self.command.format(A=A, B=B, pattern=pattern, file=file))
string_cli_out = out.read()
string_my_out = my_function(file, pattern, A, B)
self.assertEquals(string_cli_out, string_my_out)
def test_match_separator(self):
A = 3
B = 3
pattern = r'\-\-'
file = 'test_data/test_ok_file_1.txt'
out = os.popen(
self.command.format(A=A, B=B, pattern=pattern, file=file))
string_cli_out = out.read()
string_my_out = my_function(file, pattern, A, B)
self.assertEquals(string_cli_out, string_my_out)
def test_all_lines_same(self):
A = 3
B = 3
pattern = r'same'
file = 'test_data/test_all_lines_same.txt'
out = os.popen(
self.command.format(A=A, B=B, pattern=pattern, file=file))
string_cli_out = out.read()
string_my_out = my_function(file, pattern, A, B)
self.assertEquals(string_cli_out, string_my_out)
def test_non_existed_file(self):
with self.assertRaises(IOError):
my_function('test_data/test_non_existed_file.txt', 'test')