TST: mpl-dev job, test_misc.py failing #11267

platform linux -- Python 3.7.3, pytest-6.2.1, py-1.10.0, pluggy-0.13.1
cachedir: .tox/py37-test-image-mpldev/.pytest_cache
Matplotlib: 3.3.2+2191.gb52aad8
Freetype: 2.6.1

Running tests with Astropy version 4.3.dev531+gfc941c3.
Running tests in astropy docs.

Date: 2021-01-22T11:27:05

Platform: Linux-4.15.0-1077-aws-x86_64-with-debian-stretch-sid

Executable: /root/project/.tox/py37-test-image-mpldev/bin/python

Full Python Version: 
3.7.3 (default, Jan  9 2020, 12:06:30) 
[GCC 5.4.0 20160609]

encodings: sys: utf-8, locale: UTF-8, filesystem: utf-8
byteorder: little
float info: dig: 15, mant_dig: 15

Package versions: 
Numpy: 1.19.5
Scipy: not available
Matplotlib: 3.3.2+2191.gb52aad8
h5py: not available
Pandas: not available
PyERFA: 1.7.1.1
Cython: not available
Scikit-image: not available
asdf: not available

Using Astropy options: remote_data: astropy.

...

__________________________ test_invalid_slices_errors __________________________

ignore_matplotlibrc = None

    def test_invalid_slices_errors(ignore_matplotlibrc):
    
        # Make sure that users get a clear message when specifying a WCS with
        # >2 dimensions without giving the 'slices' argument, or if the 'slices'
        # argument has too many/few elements.
    
        wcs3d = WCS(naxis=3)
        wcs3d.wcs.ctype = ['x', 'y', 'z']
    
        plt.subplot(1, 1, 1, projection=wcs3d, slices=('x', 'y', 1))
    
        with pytest.raises(ValueError) as exc:
>           plt.subplot(1, 1, 1, projection=wcs3d)
E           Failed: DID NOT RAISE <class 'ValueError'>

../../.tox/py37-test-image-mpldev/lib/python3.7/site-packages/astropy/visualization/wcsaxes/tests/test_misc.py:345: Failed
__________________________________ test_repr ___________________________________

ignore_matplotlibrc = None

    def test_repr(ignore_matplotlibrc):
    
        # Unit test to make sure __repr__ looks as expected
    
        wcs3d = WCS(GAL_HEADER)
    
        # Cube header has world coordinates as distance, lon, lat, so start off
        # by slicing in a way that we select just lon,lat:
    
        ax = plt.subplot(1, 1, 1, projection=wcs3d, slices=(1, 'x', 'y'))
        assert repr(ax.coords) == EXPECTED_REPR_1
    
        # Now slice in a way that all world coordinates are still present:
    
        ax = plt.subplot(1, 1, 1, projection=wcs3d, slices=('x', 'y', 1))
>       assert repr(ax.coords) == EXPECTED_REPR_2
E       AssertionError: assert '<Coordinates...     yes\n\n>' == '<Coordinates...     yes\n\n>'
E         Skipping 266 identical leading characters in diff, use -v to show
E         Skipping 152 identical trailing characters in diff, use -v to show
E         -           yes
E         ?           ^^^
E         +            no
E         ?           ^^^
E                 1

../../.tox/py37-test-image-mpldev/lib/python3.7/site-packages/astropy/visualization/wcsaxes/tests/test_misc.py:418: AssertionError
=========================== short test summary info ============================
FAILED ../../.tox/py37-test-image-mpldev/lib/python3.7/site-packages/astropy/visualization/wcsaxes/tests/test_misc.py::test_invalid_slices_errors
FAILED ../../.tox/py37-test-image-mpldev/lib/python3.7/site-packages/astropy/visualization/wcsaxes/tests/test_misc.py::test_repr