def test_solve_2(self):
r = StringIO.StringIO("10 1\n200 100\n210 201\n1000 900\n")
w = StringIO.StringIO()
_reset_cache()
collatz_solve(r, w)
self.assert_(
w.getvalue() == "10 1 20\n200 100 125\n210 201 89\n1000 900 174\n")
def test_solve_4(self):
r = StringIO.StringIO("")
w = StringIO.StringIO()
_reset_cache()
collatz_solve(r, w)
self.assert_(w.getvalue() == "")
def test_solve_4(self):
r = StringIO.StringIO("")
w = StringIO.StringIO()
_reset_cache()
collatz_solve(r, w)
self.assert_(w.getvalue() == "")
def test_solve_2(self):
r = StringIO.StringIO("10 1\n200 100\n210 201\n1000 900\n")
w = StringIO.StringIO()
_reset_cache()
collatz_solve(r, w)
self.assert_(w.getvalue() == "10 1 20\n200 100 125\n210 201 89\n1000 900 174\n")
