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caught warnings in misc_tests

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This commit is contained in:
James Hensman 2015-08-13 08:54:56 +01:00
parent a344155827
commit 0883c2e556
1 changed files with 7 additions and 2 deletions
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9
GPy/testing/misc_tests.py
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@ -1,6 +1,7 @@
import numpy as np import numpy as np
import scipy as sp import scipy as sp
import GPy import GPy
import warnings
class MiscTests(np.testing.TestCase): class MiscTests(np.testing.TestCase):
""" """
@ -11,8 +12,12 @@ class MiscTests(np.testing.TestCase):
self._lim_val_exp = np.log(self._lim_val) self._lim_val_exp = np.log(self._lim_val)
def test_safe_exp_upper(self): def test_safe_exp_upper(self):
assert np.exp(self._lim_val_exp + 1) == np.inf with warnings.catch_warnings(record=True) as w:
assert GPy.util.misc.safe_exp(self._lim_val_exp + 1) < np.inf assert np.isfinite(np.exp(self._lim_val_exp))
assert np.isinf(np.exp(self._lim_val_exp + 1))
assert np.isfinite(GPy.util.misc.safe_exp(self._lim_val_exp + 1))
assert len(w)==1 # should have one overflow warning
def test_safe_exp_lower(self): def test_safe_exp_lower(self):
assert GPy.util.misc.safe_exp(1e-10) < np.inf assert GPy.util.misc.safe_exp(1e-10) < np.inf