def test_read_blanks (self) :
r = io.StringIO("\n1 10\n")
for m in collatz_read_3(r) :
p = list(m)
if len(p) == 2 :
i, j = p
self.assertTrue(i == 1)
self.assertTrue(j == 10)
def test_read_3_3 (self) :
r = io.StringIO("1 100000\n")
m = collatz_read_3(r)
i, j = list(next(m))
self.assertTrue(i == 1)
self.assertTrue(j == 100000)
def test_read_3_5 (self) :
r = io.StringIO("15 5\n")
m = collatz_read_3(r)
i, j = list(next(m))
self.assertTrue(i == 15)
self.assertTrue(j == 5)
def test_read_3_4 (self) :
r = io.StringIO("2 3\n")
m = collatz_read_3(r)
i, j = list(next(m))
self.assertTrue(i == 2)
self.assertTrue(j == 3)
def test_read_same (self) :
r = io.StringIO("10 10\n")
m = collatz_read_3(r)
i, j = list(next(m))
self.assertTrue(i == 10)
self.assertTrue(j == 10)
def test_read_none (self) :
r = io.StringIO("\n")
m = collatz_read_3(r)
j = list(next(m))
self.assertTrue(not j)
def test_read_3_whitespace(self):
r = io.StringIO("100 200")
m=collatz_read_3(r)
i,j=list(next(m))
self.assertTrue(i==100)
self.assertTrue(j==200)
def test_read_3_extremes(self):
r = io.StringIO("1 999999\n")
m=collatz_read_3(r)
i,j = list(next(m))
self.assertTrue(i == 1)
self.assertTrue(j == 999999)
