diff --git a/.appveyor.yml b/.appveyor.yml
index 49611c66a254..2aad7be9d847 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -18,6 +18,7 @@ environment:
PYTHONIOENCODING: UTF-8
PYTEST_ARGS: -raR --numprocesses=auto --timeout=300 --durations=25
--cov-report= --cov=lib --log-level=DEBUG
+ PINNEDVERS: "pyzmq!=21.0.0"
matrix:
# In theory we could use a single CONDA_INSTALL_LOCN because we construct
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index a5c8544b7e88..3c8227b6f26f 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -72,7 +72,7 @@ steps:
texlive-xetex texlive-luatex
;;
darwin)
- brew cask install xquartz
+ brew install --cask xquartz
brew install pkg-config ffmpeg imagemagick mplayer ccache
;;
win32)
diff --git a/lib/matplotlib/tests/test_backends_interactive.py b/lib/matplotlib/tests/test_backends_interactive.py
index f8aeddff1cd2..d9df16fad3b9 100644
--- a/lib/matplotlib/tests/test_backends_interactive.py
+++ b/lib/matplotlib/tests/test_backends_interactive.py
@@ -50,16 +50,14 @@ def _get_testable_interactive_backends():
reason = "macosx backend fails on Azure"
elif 'qt5' in backend and not have_qt5:
reason = "no usable Qt5 bindings"
+ marks = []
if reason:
- backend = pytest.param(
- backend,
- marks=pytest.mark.skip(
- reason=f"Skipping {backend} because {reason}"))
+ marks.append(pytest.mark.skip(
+ reason=f"Skipping {backend} because {reason}"))
elif backend.startswith('wx') and sys.platform == 'darwin':
# ignore on OSX because that's currently broken (github #16849)
- backend = pytest.param(
- backend,
- marks=pytest.mark.xfail(reason='github #16849'))
+ marks.append(pytest.mark.xfail(reason='github #16849'))
+ backend = pytest.param(backend, marks=marks)
backends.append(backend)
return backends
@@ -216,16 +214,19 @@ def _test_thread_impl():
_thread_safe_backends = _get_testable_interactive_backends()
# Known unsafe backends. Remove the xfails if they start to pass!
-if "wx" in _thread_safe_backends:
- _thread_safe_backends.remove("wx")
- _thread_safe_backends.append(
- pytest.param("wx", marks=pytest.mark.xfail(
- raises=subprocess.CalledProcessError)))
-if "macosx" in _thread_safe_backends:
- _thread_safe_backends.remove("macosx")
- _thread_safe_backends.append(
- pytest.param("macosx", marks=pytest.mark.xfail(
- raises=subprocess.TimeoutExpired, strict=True)))
+for param in _thread_safe_backends:
+ backend = param.values[0]
+ if "cairo" in backend:
+ # Cairo backends save a cairo_t on the graphics context, and sharing
+ # these is not threadsafe.
+ param.marks.append(
+ pytest.mark.xfail(raises=subprocess.CalledProcessError))
+ elif backend == "wx":
+ param.marks.append(
+ pytest.mark.xfail(raises=subprocess.CalledProcessError))
+ elif backend == "macosx":
+ param.marks.append(
+ pytest.mark.xfail(raises=subprocess.TimeoutExpired, strict=True))
@pytest.mark.parametrize("backend", _thread_safe_backends)
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