Merge pull request numpy#14921 from mattip/coverage-refcount

TST: add no_tracing decorator to refcount-sensitive codepath tests

Author: charris

.travis.yml

@@ -58,7 +58,7 @@ matrix:
             - python3-dbg
             - python3-dev
             - python3-setuptools
-    - python: 3.6
+    - python: 3.7
       env: USE_WHEEL=1 RUN_FULL_TESTS=1 RUN_COVERAGE=1 INSTALL_PICKLE5=1
     - python: 3.6
       env: USE_SDIST=1

numpy/core/tests/test_multiarray.py

@@ -20,6 +20,7 @@
 import weakref
 import pytest
 from contextlib import contextmanager
+from test.support import no_tracing
 
 from numpy.compat import pickle
 
@@ -5119,6 +5120,8 @@ def test_refcount(self):
 
 
 class TestResize(object):
+
+    @no_tracing
     def test_basic(self):
         x = np.array([[1, 0, 0], [0, 1, 0], [0, 0, 1]])
         if IS_PYPY:
@@ -5135,6 +5138,7 @@ def test_check_reference(self):
         assert_raises(ValueError, x.resize, (5, 1))
         del y  # avoid pyflakes unused variable warning.
 
+    @no_tracing
     def test_int_shape(self):
         x = np.eye(3)
         if IS_PYPY:
@@ -5168,6 +5172,7 @@ def test_invalid_arguments(self):
         assert_raises(TypeError, np.eye(3).resize, order=1)
         assert_raises(TypeError, np.eye(3).resize, refcheck='hi')
 
+    @no_tracing
     def test_freeform_shape(self):
         x = np.eye(3)
         if IS_PYPY:
@@ -5176,6 +5181,7 @@ def test_freeform_shape(self):
             x.resize(3, 2, 1)
         assert_(x.shape == (3, 2, 1))
 
+    @no_tracing
     def test_zeros_appended(self):
         x = np.eye(3)
         if IS_PYPY:
@@ -5185,6 +5191,7 @@ def test_zeros_appended(self):
         assert_array_equal(x[0], np.eye(3))
         assert_array_equal(x[1], np.zeros((3, 3)))
 
+    @no_tracing
     def test_obj_obj(self):
         # check memory is initialized on resize, gh-4857
         a = np.ones(10, dtype=[('k', object, 2)])
@@ -7796,6 +7803,7 @@ def test_reshape(self):
             d = np.ones(100)
             assert_(sys.getsizeof(d) < sys.getsizeof(d.reshape(100, 1, 1).copy()))
 
+        @no_tracing
         def test_resize(self):
             d = np.ones(100)
             old = sys.getsizeof(d)

numpy/core/tests/test_regression.py

@@ -17,6 +17,7 @@
         _assert_valid_refcount, HAS_REFCOUNT,
         )
 from numpy.compat import asbytes, asunicode, long, pickle
+from test.support import no_tracing
 
 try:
     RecursionError
@@ -1316,6 +1317,7 @@ def test_void_scalar_constructor(self):
             assert_(pickle.loads(
                 pickle.dumps(test_record, protocol=proto)) == test_record)
 
+    @no_tracing
     def test_blasdot_uninitialized_memory(self):
         # Ticket #950
         for m in [0, 1, 2]: