def testDuplicate(self):
b = Buffer(1024)
c = b.duplicate()
self.assertEqual(b.position, c.position)
self.assertEqual(b.limit, c.limit)
self.assertEqual(b.capacity, c.capacity)
b.write_bytes('test')
#check that position is independend from c
self.assertNotEqual(b.position, c.position)
self.assertEqual(b.limit, c.limit)
self.assertEqual(b.capacity, c.capacity)
#but data buffer should be shared with c, so c should be able to read it
self.assertEquals('test', c.read_bytes(4))
#if we delete b, c should still be able to reference the buffer, (it will keep b around
#until it itself is released
del b
c.clear()
self.assertEquals('test', c.read_bytes(4))
del c #this releases buffer b as well, we cannot test this, but this should not crash :-)
def testDuplicate(self):
b = Buffer(1024)
c = b.duplicate()
self.assertEqual(b.position, c.position)
self.assertEqual(b.limit, c.limit)
self.assertEqual(b.capacity, c.capacity)
b.write_bytes('test')
#check that position is independend from c
self.assertNotEqual(b.position, c.position)
self.assertEqual(b.limit, c.limit)
self.assertEqual(b.capacity, c.capacity)
#but data buffer should be shared with c, so c should be able to read it
self.assertEquals('test', c.read_bytes(4))
#if we delete b, c should still be able to reference the buffer, (it will keep b around
#until it itself is released
del b
c.clear()
self.assertEquals('test', c.read_bytes(4))
del c #this releases buffer b as well, we cannot test this, but this should not crash :-)
def testString1(self):
S = 'Henk\0Punt'
b = Buffer(1024)
self.assertEqual(0, b.position)
self.assertEqual(1024, b.limit)
b.write_bytes(S)
self.assertEqual(9, b.position)
self.assertEqual(1024, b.limit)
b.flip()
self.assertEqual(0, b.position)
self.assertEqual(9, b.limit)
def testString1(self):
S = 'Henk\0Punt'
b = Buffer(1024)
self.assertEqual(0, b.position)
self.assertEqual(1024, b.limit)
b.write_bytes(S)
self.assertEqual(9, b.position)
self.assertEqual(1024, b.limit)
b.flip()
self.assertEqual(0, b.position)
self.assertEqual(9, b.limit)
def testBytes(self):
#test that we can write all bytes into buffer
#and get them back without any encoding/decoding stuff going on
#a string with all possible bytes
B = ''.join([chr(i) for i in range(256)])
b = Buffer(1024)
b.write_bytes(B)
b.flip()
self.assertEqual(256, b.limit)
x = b.read_bytes(256)
self.assertEquals(B, x)
def testBytes(self):
#test that we can write all bytes into buffer
#and get them back without any encoding/decoding stuff going on
#a string with all possible bytes
B = ''.join([chr(i) for i in range(256)])
b = Buffer(1024)
b.write_bytes(B)
b.flip()
self.assertEqual(256, b.limit)
x = b.read_bytes(256)
self.assertEquals(B, x)
def testReadBytesUntil(self):
b = Buffer(1024)
b.write_bytes('hello world!')
b.flip()
self.assertEquals('hello', b.read_bytes_until(ord(' ')))
self.assertEquals('world', b.read_bytes_until(ord('!')))
b = Buffer(1024)
b.write_bytes('hello world!\nTest\n\nPiet\nKlaas\n')
b.flip()
self.assertEquals('hello world!', b.read_bytes_until(10))
self.assertEquals('Test', b.read_bytes_until(10))
self.assertEquals('', b.read_bytes_until(10))
self.assertEquals('Piet', b.read_bytes_until(10))
self.assertEquals('Klaas', b.read_bytes_until(10))
try:
b.read_bytes_until(10)
self.fail("expected buffer underflow")
except BufferUnderflowError:
pass
def testReadBytesUntil(self):
b = Buffer(1024)
b.write_bytes('hello world!')
b.flip()
self.assertEquals('hello', b.read_bytes_until(ord(' ')))
self.assertEquals('world', b.read_bytes_until(ord('!')))
b = Buffer(1024)
b.write_bytes('hello world!\nTest\n\nPiet\nKlaas\n')
b.flip()
self.assertEquals('hello world!', b.read_bytes_until(10))
self.assertEquals('Test', b.read_bytes_until(10))
self.assertEquals('', b.read_bytes_until(10))
self.assertEquals('Piet', b.read_bytes_until(10))
self.assertEquals('Klaas', b.read_bytes_until(10))
try:
b.read_bytes_until(10)
self.fail("expected buffer underflow")
except BufferUnderflowError:
pass
def testReadLine(self):
b = Buffer(1024)
b.clear()
b.write_bytes('hello world!\n')
b.flip()
self.assertEquals('hello world!', b.read_line())
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r\n')
b.flip()
self.assertEquals('hello world!', b.read_line())
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r')
b.flip()
try:
b.read_line()
self.fail('expected BufferUnderFlow')
except BufferUnderflowError:
pass
b.clear()
b.write_bytes('hello world!\n')
b.flip()
self.assertEquals('hello world!\n', b.read_line(True))
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r\n')
b.flip()
self.assertEquals('hello world!\r\n', b.read_line(True))
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r')
b.flip()
try:
b.read_line(True)
self.fail('expected BufferUnderFlow')
except BufferUnderflowError:
pass
b.clear()
b.write_bytes('line1\nline2\r\nline3\nline4\r\n')
b.flip()
self.assertEquals('line1', b.read_line())
self.assertEquals('line2', b.read_line())
self.assertEquals('line3', b.read_line())
self.assertEquals('line4', b.read_line())
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('line1\nline2\r\nline3\nline4\r\n')
b.flip()
self.assertEquals('line1\n', b.read_line(True))
self.assertEquals('line2\r\n', b.read_line(True))
self.assertEquals('line3\n', b.read_line(True))
self.assertEquals('line4\r\n', b.read_line(True))
self.assertEquals(b.position, b.limit)
def testReadLine(self):
b = Buffer(1024)
b.clear()
b.write_bytes('hello world!\n')
b.flip()
self.assertEquals('hello world!', b.read_line())
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r\n')
b.flip()
self.assertEquals('hello world!', b.read_line())
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r')
b.flip()
try:
b.read_line()
self.fail('expected BufferUnderFlow')
except BufferUnderflowError:
pass
b.clear()
b.write_bytes('hello world!\n')
b.flip()
self.assertEquals('hello world!\n', b.read_line(True))
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r\n')
b.flip()
self.assertEquals('hello world!\r\n', b.read_line(True))
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('hello world!\r')
b.flip()
try:
b.read_line(True)
self.fail('expected BufferUnderFlow')
except BufferUnderflowError:
pass
b.clear()
b.write_bytes('line1\nline2\r\nline3\nline4\r\n')
b.flip()
self.assertEquals('line1', b.read_line())
self.assertEquals('line2', b.read_line())
self.assertEquals('line3', b.read_line())
self.assertEquals('line4', b.read_line())
self.assertEquals(b.position, b.limit)
b.clear()
b.write_bytes('line1\nline2\r\nline3\nline4\r\n')
b.flip()
self.assertEquals('line1\n', b.read_line(True))
self.assertEquals('line2\r\n', b.read_line(True))
self.assertEquals('line3\n', b.read_line(True))
self.assertEquals('line4\r\n', b.read_line(True))
self.assertEquals(b.position, b.limit)
