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authorSebastian Berg <sebastian@sipsolutions.net>2019-01-11 16:10:09 +0100
committerGitHub <noreply@github.com>2019-01-11 16:10:09 +0100
commitc9d333059e845cc8a6ffb84961e825cca769974d (patch)
tree77df4386839586f641a1642c3650bbb38d25a9fd /numpy/linalg/tests
parent7cfb2892f8a50787edfbd249762e2b9569466001 (diff)
parentc6f911f37f6fb60520508cbc5009ba036831601d (diff)
downloadnumpy-c9d333059e845cc8a6ffb84961e825cca769974d.tar.gz
Merge pull request #12201 from tylerjereddy/test_linalg_commonType
TST: coverage for _commonType()
Diffstat (limited to 'numpy/linalg/tests')
-rw-r--r--numpy/linalg/tests/test_linalg.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/numpy/linalg/tests/test_linalg.py b/numpy/linalg/tests/test_linalg.py
index 235488c6e..f95909cd1 100644
--- a/numpy/linalg/tests/test_linalg.py
+++ b/numpy/linalg/tests/test_linalg.py
@@ -1962,3 +1962,10 @@ class TestTensorinv(object):
ainv = linalg.tensorinv(a, ind=1)
b = np.ones(24)
assert_allclose(np.tensordot(ainv, b, 1), np.linalg.tensorsolve(a, b))
+
+
+def test_unsupported_commontype():
+ # linalg gracefully handles unsupported type
+ arr = np.array([[1, -2], [2, 5]], dtype='float16')
+ with assert_raises_regex(TypeError, "unsupported in linalg"):
+ linalg.cholesky(arr)