def test_n():
x = Symbol("x")
raises(RuntimeError, lambda: (x.n()))
x = 2 + I
raises(RuntimeError, lambda: (x.n(real=True)))
x = sqrt(Integer(4))
y = RealDouble(2.0)
assert x.n(real=True) == y
x = 1 + 2 * I
y = 1.0 + 2.0 * I
assert x.n() == y
def test_n():
x = Symbol("x")
raises(RuntimeError, lambda: (x.n()))
x = 2 + I
raises(RuntimeError, lambda: (x.n(real=True)))
x = sqrt(Integer(4))
y = RealDouble(2.0)
assert x.n(real=True) == y
x = 1 + 2*I
y = 1.0 + 2.0*I
assert x.n() == y
try:
from symengine import RealMPFR
x = sqrt(Integer(2))
y = RealMPFR('1.41421356237309504880169', 75)
assert x.n(75, real=True) == y
except ImportError:
x = sqrt(Integer(2))
raises(ValueError, lambda: (x.n(75, real=True)))
try:
from symengine import ComplexMPC
x = sqrt(Integer(2)) + 3*I
y = ComplexMPC('1.41421356237309504880169', '3.0', 75)
assert x.n(75) == y
except ImportError:
x = sqrt(Integer(2))
raises(ValueError, lambda: (x.n(75)))
