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Test the macosx backend on Travis. #16923

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Mar 27, 2020
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11 changes: 7 additions & 4 deletions lib/matplotlib/tests/test_backends_interactive.py
Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@


# Minimal smoke-testing of the backends for which the dependencies are
# PyPI-installable on Travis. They are not available for all tested Python
# PyPI-installable on CI. They are not available for all tested Python
# versions so we don't fail on missing backends.

def _get_testable_interactive_backends():
Expand All @@ -28,19 +28,22 @@ def _get_testable_interactive_backends():
(["tkinter"], "tkagg"),
(["wx"], "wx"),
(["wx"], "wxagg"),
(["matplotlib.backends._macosx"], "macosx"),
]:
reason = None
missing = [dep for dep in deps if not importlib.util.find_spec(dep)]
if not os.environ.get("DISPLAY"):
if sys.platform == "linux" and not os.environ.get("DISPLAY"):
reason = "$DISPLAY is unset"
elif missing:
reason = "{} cannot be imported".format(", ".join(missing))
elif backend == 'macosx' and os.environ.get('TF_BUILD'):
reason = "macosx backend fails on Azure"
if reason:
backend = pytest.param(
backend,
marks=pytest.mark.skip(
reason=f"Skipping {backend} because {reason}"))
elif backend == 'wxagg' and sys.platform == 'darwin':
elif backend.startswith('wx') and sys.platform == 'darwin':
# ignore on OSX because that's currently broken (github #16849)
backend = pytest.param(
backend,
Expand Down Expand Up @@ -131,7 +134,7 @@ def test_interactive_backend(backend):
assert proc.stdout.count("CloseEvent") == 1


@pytest.mark.skipif('SYSTEM_TEAMFOUNDATIONCOLLECTIONURI' in os.environ,
@pytest.mark.skipif('TF_BUILD' in os.environ,
reason="this test fails an azure for unknown reasons")
@pytest.mark.skipif(os.name == "nt", reason="Cannot send SIGINT on Windows.")
def test_webagg():
Expand Down