4 files changed, 84 insertions, 7 deletions
diff --git a/numpy/tests/test_numpy_config.py b/numpy/tests/test_numpy_config.py
new file mode 100644
index 000000000..82c1ad70b
--- /dev/null
+++ b/numpy/tests/test_numpy_config.py
@@ -0,0 +1,44 @@
+"""
+Check the numpy config is valid.
+"""
+import numpy as np
+import pytest
+from unittest.mock import Mock, patch
+
+pytestmark = pytest.mark.skipif(
+    not hasattr(np.__config__, "_built_with_meson"),
+    reason="Requires Meson builds",
+)
+
+
+class TestNumPyConfigs:
+    REQUIRED_CONFIG_KEYS = [
+        "Compilers",
+        "Machine Information",
+        "Python Information",
+    ]
+
+    @patch("numpy.__config__._check_pyyaml")
+    def test_pyyaml_not_found(self, mock_yaml_importer):
+        mock_yaml_importer.side_effect = ModuleNotFoundError()
+        with pytest.warns(UserWarning):
+            np.show_config()
+
+    def test_dict_mode(self):
+        config = np.show_config(mode="dicts")
+
+        assert isinstance(config, dict)
+        assert all([key in config for key in self.REQUIRED_CONFIG_KEYS]), (
+            "Required key missing,"
+            " see index of `False` with `REQUIRED_CONFIG_KEYS`"
+        )
+
+    def test_invalid_mode(self):
+        with pytest.raises(AttributeError):
+            np.show_config(mode="foo")
+
+    def test_warn_to_add_tests(self):
+        assert len(np.__config__.DisplayModes) == 2, (
+            "New mode detected,"
+            " please add UT if applicable and increment this count"
+        )
diff --git a/numpy/tests/test_public_api.py b/numpy/tests/test_public_api.py
index 92a34bf91..eaa89aa6f 100644
--- a/numpy/tests/test_public_api.py
+++ b/numpy/tests/test_public_api.py
@@ -9,6 +9,7 @@ import warnings
 import numpy as np
 import numpy
 import pytest
+from numpy.testing import IS_WASM
 
 try:
     import ctypes
@@ -33,7 +34,6 @@ def test_numpy_namespace():
     # None of these objects are publicly documented to be part of the main
     # NumPy namespace (some are useful though, others need to be cleaned up)
     undocumented = {
-        'Tester': 'numpy.testing._private.nosetester.NoseTester',
         '_add_newdoc_ufunc': 'numpy.core._multiarray_umath._add_newdoc_ufunc',
         'add_docstring': 'numpy.core._multiarray_umath.add_docstring',
         'add_newdoc': 'numpy.core.function_base.add_newdoc',
@@ -62,7 +62,8 @@ def test_numpy_namespace():
     assert bad_results == allowlist
 
 
-@pytest.mark.parametrize('name', ['testing', 'Tester'])
+@pytest.mark.skipif(IS_WASM, reason="can't start subprocess")
+@pytest.mark.parametrize('name', ['testing'])
 def test_import_lazy_import(name):
     """Make sure we can actually use the modules we lazy load.
 
@@ -135,6 +136,8 @@ PUBLIC_MODULES = ['numpy.' + s for s in [
     "doc",
     "doc.constants",
     "doc.ufuncs",
+    "dtypes",
+    "exceptions",
     "f2py",
     "fft",
     "lib",
@@ -157,6 +160,7 @@ PUBLIC_MODULES = ['numpy.' + s for s in [
     "polynomial.polynomial",
     "random",
     "testing",
+    "testing.overrides",
     "typing",
     "typing.mypy_plugin",
     "version",
@@ -191,6 +195,7 @@ PRIVATE_BUT_PRESENT_MODULES = ['numpy.' + s for s in [
     "core.umath",
     "core.umath_tests",
     "distutils.armccompiler",
+    "distutils.fujitsuccompiler",
     "distutils.ccompiler",
     'distutils.ccompiler_opt',
     "distutils.command",
@@ -244,7 +249,6 @@ PRIVATE_BUT_PRESENT_MODULES = ['numpy.' + s for s in [
     "distutils.numpy_distribution",
     "distutils.pathccompiler",
     "distutils.unixccompiler",
-    "dual",
     "f2py.auxfuncs",
     "f2py.capi_maps",
     "f2py.cb_rules",
@@ -276,7 +280,6 @@ PRIVATE_BUT_PRESENT_MODULES = ['numpy.' + s for s in [
     "lib.utils",
     "linalg.lapack_lite",
     "linalg.linalg",
-    "ma.bench",
     "ma.core",
     "ma.testutils",
     "ma.timer_comparison",
@@ -286,7 +289,6 @@ PRIVATE_BUT_PRESENT_MODULES = ['numpy.' + s for s in [
     "random.mtrand",
     "random.bit_generator",
     "testing.print_coercion_tables",
-    "testing.utils",
 ]]
 
 
@@ -318,6 +320,7 @@ SKIP_LIST = [
     "numpy.core.code_generators.generate_ufunc_api",
     "numpy.core.code_generators.numpy_api",
     "numpy.core.code_generators.generate_umath_doc",
+    "numpy.core.code_generators.verify_c_api_version",
     "numpy.core.cversions",
     "numpy.core.generate_numpy_api",
     "numpy.distutils.msvc9compiler",
@@ -349,6 +352,8 @@ def test_all_modules_are_expected():
 SKIP_LIST_2 = [
     'numpy.math',
     'numpy.distutils.log.sys',
+    'numpy.distutils.log.logging',
+    'numpy.distutils.log.warnings',
     'numpy.doc.constants.re',
     'numpy.doc.constants.textwrap',
     'numpy.lib.emath',
@@ -356,6 +361,7 @@ SKIP_LIST_2 = [
     'numpy.matlib.char',
     'numpy.matlib.rec',
     'numpy.matlib.emath',
+    'numpy.matlib.exceptions',
     'numpy.matlib.math',
     'numpy.matlib.linalg',
     'numpy.matlib.fft',
@@ -466,6 +472,10 @@ def test_api_importable():
 
 
 @pytest.mark.xfail(
+    hasattr(np.__config__, "_built_with_meson"),
+    reason = "Meson does not yet support entry points via pyproject.toml",
+)
+@pytest.mark.xfail(
     sysconfig.get_config_var("Py_DEBUG") is not None,
     reason=(
         "NumPy possibly built with `USE_DEBUG=True ./tools/travis-test.sh`, "
@@ -500,3 +510,17 @@ def test_array_api_entry_point():
         "does not point to our Array API implementation"
     )
     assert xp is numpy.array_api, msg
+
+
+@pytest.mark.parametrize("name", [
+        'ModuleDeprecationWarning', 'VisibleDeprecationWarning',
+        'ComplexWarning', 'TooHardError', 'AxisError'])
+def test_moved_exceptions(name):
+    # These were moved to the exceptions namespace, but currently still
+    # available
+    assert name in np.__all__
+    assert name not in np.__dir__()
+    # Fetching works, but __module__ is set correctly:
+    assert getattr(np, name).__module__ == "numpy.exceptions"
+    assert name in np.exceptions.__all__
+    getattr(np.exceptions, name)
diff --git a/numpy/tests/test_reloading.py b/numpy/tests/test_reloading.py
index 8d8c8aa34..a1f360089 100644
--- a/numpy/tests/test_reloading.py
+++ b/numpy/tests/test_reloading.py
@@ -1,6 +1,13 @@
-from numpy.testing import assert_raises, assert_warns, assert_, assert_equal
+from numpy.testing import (
+    assert_raises,
+    assert_warns,
+    assert_,
+    assert_equal,
+    IS_WASM,
+)
 from numpy.compat import pickle
 
+import pytest
 import sys
 import subprocess
 import textwrap
@@ -37,6 +44,7 @@ def test_novalue():
                                           protocol=proto)) is np._NoValue)
 
 
+@pytest.mark.skipif(IS_WASM, reason="can't start subprocess")
 def test_full_reimport():
     """At the time of writing this, it is *not* truly supported, but
     apparently enough users rely on it, for it to be an annoying change
diff --git a/numpy/tests/test_scripts.py b/numpy/tests/test_scripts.py
index 5aa8191bb..892c04eef 100644
--- a/numpy/tests/test_scripts.py
+++ b/numpy/tests/test_scripts.py
@@ -9,7 +9,7 @@ from os.path import join as pathjoin, isfile, dirname
 import subprocess
 
 import numpy as np
-from numpy.testing import assert_equal
+from numpy.testing import assert_equal, IS_WASM
 
 is_inplace = isfile(pathjoin(dirname(np.__file__),  '..', 'setup.py'))
 
@@ -41,6 +41,7 @@ def test_f2py(f2py_cmd):
     assert_equal(stdout.strip(), np.__version__.encode('ascii'))
 
 
+@pytest.mark.skipif(IS_WASM, reason="Cannot start subprocess")
 def test_pep338():
     stdout = subprocess.check_output([sys.executable, '-mnumpy.f2py', '-v'])
     assert_equal(stdout.strip(), np.__version__.encode('ascii'))