gte/tests/test_turmit.py
Yann Weber dc1311ad36 More test & more bugfixes
Now have separated tests for CTurmit and Turmit
2018-08-25 21:18:31 +02:00

300 lines
7.1 KiB
Python

import unittest
import inspect
from gte.turmit import Turmit
from gte.rpnlib import _op_list
class TurmitTestCase(unittest.TestCase):
def test_init(self):
''' Test Turmit class __init__ '''
t = Turmit(42)
self.assertEqual(len(t._stack), 42)
self.assertEqual(t.shead, 0)
self.assertEqual(len(t._stack) - 1 , t._cur)
def test_init_args(self):
''' Test Turmit __init__ arguments '''
t = Turmit()
t = Turmit(prog_size = 42)
t = Turmit(prog = 'G R B 44 MOD ADD 43 MOD ADD 42 MOD')
t = Turmit(prog_size = 10)
self.assertEqual(len(t._prog), 10)
t = Turmit(max_int = 42)
self.assertEqual(t._max_int, 42)
t = Turmit(signed_int = False)
self.assertFalse(t._signed_int)
t = Turmit(prog = 'G R B ADD ADD 42 MOD', max_int = 0xFFFF,
signed_int = False, stack_size=42)
def test_call(self):
''' Test Turmit.__call__ '''
t = Turmit(prog = 'G R B ADD ADD 42 MOD', max_int = 0xFFFF,
signed_int = False, stack_size=42)
r = t(x=1, y=2, r=255, g=255, b=255)
self.assertEqual(r, 9)
r = t(x=2, y=2, r=255, g=0, b=0)
self.assertEqual(r, 3)
def test_init_badargs(self):
''' Test Turmit __init__ bad arguments '''
with self.assertRaises(RuntimeError):
t = Turmit(foobar=42)
with self.assertRaises(ValueError):
t = Turmit(-1)
with self.assertRaises(ValueError):
t = Turmit(max_int = -1)
with self.assertRaises(ValueError):
t = Turmit(prog='foobar')
class TurmitOperationTestCase(unittest.TestCase):
def test_push(self):
''' Test Turmit _push() method '''
t = Turmit()
t._push(1)
self.assertEqual(t.shead, 1)
t._push(2)
self.assertEqual(t.shead, 2)
def _rpn(self, rpn, narg = 2):
if rpn not in _op_list:
raise unittest.SkipTest('"%s" not implemented' % rpn)
method, wrapped = _op_list[rpn]
if narg != len(inspect.signature(method).parameters) - 1:
self.fail('Expected %s to take %d arguments, but Turmit.%s() takes \
%d arguments' % (rpn, narg, rpn, len(inspect.signature(method).parameters) - 1))
def test_add(self):
''' Test turmit add method '''
self._rpn('add')
t = Turmit()
t._push(42)
t._push(8)
t.add()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 50)
t._push(42)
t._push(8)
t.add()
self.assertEqual(t._cur, 1)
self.assertEqual(t.shead, 50)
t.add()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 100)
def test_mem_sz(self):
''' Test turmit mem_sz() operation '''
self._rpn('mem_sz', 1)
t = Turmit(8)
self.assertEqual(len(t._stack), 8)
t._push(42)
t.mem_sz()
self.assertEqual(len(t._stack), 42)
self.assertEqual(t._cur, 7)
t._push(42)
t._push(8)
t.mem_sz()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 42)
def test_sub(self):
''' Test turmit sub() method '''
self._rpn('sub')
t = Turmit()
t._push(50)
t._push(8)
t.sub()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 42)
t._push(50)
t._push(8)
t.sub()
self.assertEqual(t._cur, 1)
self.assertEqual(t.shead, 42)
t.sub()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 0)
def test_mul(self):
''' Test turmit mul() method '''
self._rpn('mul')
t = Turmit()
t._push(7)
t._push(6)
t.mul()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 42)
t._push(7)
t._push(6)
t.mul()
self.assertEqual(t._cur, 1)
self.assertEqual(t.shead, 42)
t.mul()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 42 *42)
def test_div(self):
''' Test turmit division capabilities '''
self._rpn('div')
t = Turmit()
t._push(43)
t._push(7)
t.div()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 6)
def test_mod(self):
''' Test turmit mod() method '''
self._rpn('mod')
t = Turmit()
t._push(42)
t._push(4)
t.mod()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 2)
def test_pow(self):
''' Test turmit pow() method '''
self._rpn('pow')
t = Turmit()
t._push(2)
t._push(4)
t.pow()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 16)
def test_sqrt(self):
''' Test turmit sqrt() method '''
self._rpn('sqrt', 1)
t = Turmit()
t._push(42)
t.sqrt()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 6)
def test_and(self):
''' Test turmit binary and() method '''
self._rpn('bin_and')
t = Turmit()
t._push(10)
t._push(42)
t.bin_and()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 10)
def test_or(self):
''' Test turmit binary or() method '''
self._rpn('bin_or')
t = Turmit()
t._push(42)
t._push(7)
t.bin_or()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 47)
def test_xor(self):
''' Test turmit binary xor() method '''
self._rpn('bin_xor')
t = Turmit()
t._push(42)
t._push(11)
t.bin_xor()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 33)
def test_rshift(self):
''' Test turmit rshift method '''
self._rpn('rshift')
t = Turmit()
t._push(42)
t._push(2)
t.rshift()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 10)
def test_lshift(self):
''' Test turmit lshift method '''
self._rpn('lshift')
t = Turmit()
t._push(10)
t._push(2)
t.lshift()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 40)
def test_dup(self):
''' Test turmit dup() method '''
self._rpn('dup', 1)
t = Turmit()
t._push(42)
t.dup()
self.assertEqual(t._cur, 1)
self.assertEqual(t.shead, 42)
def test_pop(self):
''' Test turmit pop() method '''
self._rpn('pop', 1)
t = Turmit()
t._push(10)
t._push(2)
t.pop()
self.assertEqual(t._cur, 0)
self.assertEqual(t.shead, 10)
t.pop()
self.assertEqual(t._cur, len(t._stack) - 1)
def test_swp(self):
''' Test turmit swp() method '''
self._rpn('swp', 2)
t = Turmit()
t._push(42)
t._push(1337)
t.swp()
self.assertEqual(t._cur, 1)
self.assertEqual(t.shead, 42)
t._pop()
self.assertEqual(t.shead, 1337)