def test_inplace_addition(self): self.buf += 'bar' self.assertEquals(self.buf, ReadOnceBuffer('spameggsbar')) #inplace addition returns the same object self._buf = self.buf self.buf += 'foo' self.assertIs(self.buf, self._buf)
class ReadOnceBufferTest(unittest.TestCase): def setUp(self): self.buf = ReadOnceBuffer('spameggs') def test_identity(self): self.assertEquals(self.buf, ReadOnceBuffer('spameggs')) def test_addition(self): self.assertEquals(self.buf + 'foo', ReadOnceBuffer('spameggsfoo')) #addition returns a new object self.assertIsNot(self.buf + 'foo', self.buf) def test_inplace_addition(self): self.buf += 'bar' self.assertEquals(self.buf, ReadOnceBuffer('spameggsbar')) #inplace addition returns the same object self._buf = self.buf self.buf += 'foo' self.assertIs(self.buf, self._buf) def test_raise_out_of_bounds(self): self.assertRaises(IndexError, lambda: self.buf[200]) def test_indexing_deletes(self): self.assertEquals(ord('p'), self.buf[1]) self.assertEquals(ReadOnceBuffer('sameggs'), self.buf) def test_slicing_deletes(self): self.assertEquals(ReadOnceBuffer('ame'), self.buf[2:5]) self.assertEquals(ReadOnceBuffer('spggs'), self.buf) def test_full_deletion(self): self.assertEquals(ReadOnceBuffer('spameggs'), self.buf[:]) self.assertEquals(ReadOnceBuffer(), self.buf) def test_peek_index_doesnt_delete(self): self.assertEquals(self.buf.peek(2), ord('a')) self.assertEquals(self.buf, ReadOnceBuffer('spameggs')) def test_peek_slice_doesnt_delete(self): self.assertEquals(self.buf.peek(2, 5), ReadOnceBuffer('ame')) self.assertEquals(self.buf, ReadOnceBuffer('spameggs'))
def setUp(self): self.buf = ReadOnceBuffer('spameggs')
def test_identity(self): self.assertEquals(self.buf, ReadOnceBuffer('spameggs'))
def test_peek_slice_doesnt_delete(self): self.assertEquals(self.buf.peek(2, 5), ReadOnceBuffer('ame')) self.assertEquals(self.buf, ReadOnceBuffer('spameggs'))
def test_peek_index_doesnt_delete(self): self.assertEquals(self.buf.peek(2), ord('a')) self.assertEquals(self.buf, ReadOnceBuffer('spameggs'))
def test_full_deletion(self): self.assertEquals(ReadOnceBuffer('spameggs'), self.buf[:]) self.assertEquals(ReadOnceBuffer(), self.buf)
def test_slicing_deletes(self): self.assertEquals(ReadOnceBuffer('ame'), self.buf[2:5]) self.assertEquals(ReadOnceBuffer('spggs'), self.buf)
def test_indexing_deletes(self): self.assertEquals(ord('p'), self.buf[1]) self.assertEquals(ReadOnceBuffer('sameggs'), self.buf)
def test_addition(self): self.assertEquals(self.buf + 'foo', ReadOnceBuffer('spameggsfoo')) #addition returns a new object self.assertIsNot(self.buf + 'foo', self.buf)