DAMASK_EICMD/python/tests/test_util.py

34 lines
1.0 KiB
Python

import pytest
import numpy as np
from damask import util
class TestUtil:
def test_execute_direct(self):
out,err = util.execute('echo test')
assert out=='test\n' and err==''
def test_execute_env(self):
out,err = util.execute('sh -c "echo $test_for_execute"',env={'test_for_execute':'test'})
assert out=='test\n' and err==''
def test_croak(self):
util.croak('Burp!')
@pytest.mark.parametrize('input,output',
[
([2,0],[1,0]),
([0.5,0.5],[1,1]),
([1./2.,1./3.],[3,2]),
([2./3.,1./2.,1./3.],[4,3,2]),
])
def test_scale2coprime(self,input,output):
assert np.allclose(util.scale_to_coprime(np.array(input)),
np.array(output).astype(int))
def test_lackofprecision(self):
with pytest.raises(ValueError):
util.scale_to_coprime(np.array([1/3333,1,1]))