def test_readline(self):
it = ['hello ', 'world!', '\ngoodbye world!', '']
iterfile = IterFile(it)
assert iterfile.readline() == 'hello world!\n'
assert iterfile.readline() == 'goodbye world!'
assert iterfile.readline() == ''
assert iterfile.read() == ''
def test_read_with_arg(self):
it = ['hello ', 'world!', '\ngoodbye world!', '']
iterfile = IterFile(it)
assert iterfile.read(9) == 'hello wor'
assert iterfile.read(2) == 'ld'
assert iterfile.read(6) == '!\ngood'
assert iterfile.read(100) == 'bye world!'
assert iterfile.read(1) == ''
def test_close(self):
it = ['hello ', 'world!', '\ngoodbye world!', '']
iterfile = IterFile(it)
assert iterfile.readline() == 'hello world!\n'
iterfile.close()
self.assertRaises(IOError, iterfile.read)
self.assertRaises(IOError, iterfile.readline)
self.assertRaises(IOError, iterfile.readlines)
self.assertRaises(IOError, iter(iterfile).next)
iterfile.close()
def test_read(self):
it = ['hello ', 'world!', '\ngoodbye world!', '']
iterfile = IterFile(it)
assert iterfile.read() == ''.join(it)
assert iterfile.read() == ''
def test_iter(self):
it = ['hello ', 'world!', '\ngoodbye world!', '']
iterfile = IterFile(it)
assert list(iter(iterfile)) == ['hello world!\n', 'goodbye world!']
assert list(iter(iterfile)) == []
assert iterfile.read() == ''
def test_readlines_with_arg(self):
it = ['hello ', 'world!', '\ngoodbye world!', '']
iterfile = IterFile(it)
assert iterfile.readlines(1) == ['hello world!\n', 'goodbye world!']
assert iterfile.readlines(100) == []
assert iterfile.read() == ''