def test_eval_formatter_no_slicing():
f = text.EvalFormatter()
f.allow_slicing = False
ns = dict(n=12, pi=math.pi, stuff='hello there', os=os)
s = f.format('{n:x} {pi**2:+f}', **ns)
nt.assert_equals(s, "c +9.869604")
nt.assert_raises(SyntaxError, f.format, "{a[:]}")
def test_eval_formatter_slicing():
f = text.EvalFormatter()
f.allow_slicing = True
ns = dict(n=12, pi=math.pi, stuff='hello there', os=os)
s = f.format(" {stuff.split()[:]} ", **ns)
nt.assert_equals(s, " ['hello', 'there'] ")
s = f.format(" {stuff.split()[::-1]} ", **ns)
nt.assert_equals(s, " ['there', 'hello'] ")
s = f.format("{stuff[::2]}", **ns)
nt.assert_equals(s, ns['stuff'][::2])
nt.assert_raises(SyntaxError, f.format, "{n:x}", **ns)
def test_eval_formatter():
f = text.EvalFormatter()
ns = dict(n=12, pi=math.pi, stuff='hello there', os=os)
s = f.format("{n} {n//4} {stuff.split()[0]}", **ns)
nt.assert_equals(s, "12 3 hello")
s = f.format(' '.join(['{n//%i}' % i for i in range(1, 8)]), **ns)
nt.assert_equals(s, "12 6 4 3 2 2 1")
s = f.format('{[n//i for i in range(1,8)]}', **ns)
nt.assert_equals(s, "[12, 6, 4, 3, 2, 2, 1]")
s = f.format("{stuff!s}", **ns)
nt.assert_equals(s, ns['stuff'])
s = f.format("{stuff!r}", **ns)
nt.assert_equals(s, repr(ns['stuff']))
nt.assert_raises(NameError, f.format, '{dne}', **ns)
def test_eval_formatter():
f = text.EvalFormatter()
eval_formatter_check(f)
eval_formatter_no_slicing_check(f)
