pyqtgraph/examples/test_examples.py
KIU Shueng Chuan 2f4ceee1ce fix RemoteSpeedTest shutdown errors
fix BufferError: cannot close exported pointers exist
for some reason, even though the ctypes object falls out of function
scope, it causes a lingering reference.
in any case, the use of ctypes is no longer necessary.

Don't change temporary files mid-way for Darwin
This fixes the CI issues on Darwin.

close the remote process on app shutdown.
2021-01-28 07:19:54 +08:00

285 lines
9.8 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import print_function, division, absolute_import
from collections import namedtuple
from pyqtgraph import Qt
import errno
import importlib
import itertools
import pytest
import os, sys
import platform
import subprocess
import time
from argparse import Namespace
if __name__ == "__main__" and (__package__ is None or __package__==''):
parent_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, parent_dir)
import examples
__package__ = "examples"
from . import utils
def buildFileList(examples, files=None):
if files is None:
files = []
for key, val in examples.items():
if isinstance(val, dict):
buildFileList(val, files)
elif isinstance(val, Namespace):
files.append((key, val.filename))
else:
files.append((key, val))
return files
path = os.path.abspath(os.path.dirname(__file__))
files = [("Example App", "test_ExampleApp.py")]
for ex in [utils.examples, utils.others]:
files = buildFileList(ex, files)
files = sorted(set(files))
frontends = {
Qt.PYQT5: False,
Qt.PYQT6: False,
Qt.PYSIDE2: False,
Qt.PYSIDE6: False,
}
# sort out which of the front ends are available
for frontend in frontends.keys():
try:
importlib.import_module(frontend)
frontends[frontend] = True
except ImportError:
pass
installedFrontends = sorted([
frontend for frontend, isPresent in frontends.items() if isPresent
])
exceptionCondition = namedtuple("exceptionCondition", ["condition", "reason"])
conditionalExamples = {
"test_ExampleApp.py": exceptionCondition(
not(platform.system() == "Linux" and frontends[Qt.PYSIDE2]),
reason="Unexplained, intermittent segfault and subsequent timeout on CI"
),
"hdf5.py": exceptionCondition(
False,
reason="Example requires user interaction"
),
"RemoteSpeedTest.py": exceptionCondition(
False,
reason="Test is being problematic on CI machines"
),
"ProgressDialog.py": exceptionCondition(
not(platform.system() == "Linux"),
reason="QXcbConnection: XCB error"
),
'GLVolumeItem.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLIsosurface.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLSurfacePlot.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLScatterPlotItem.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLshaders.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLLinePlotItem.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLMeshItem.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLImageItem.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLBarGraphItem.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
),
'GLViewWidget.py': exceptionCondition(
not(platform.system() == "Darwin" and
tuple(map(int, platform.mac_ver()[0].split("."))) >= (10, 16) and
(sys.version_info <= (3, 8, 7) or
(sys.version_info >= (3, 9) and sys.version_info < (3, 9, 1)))),
reason=(
"pyopenGL cannot find openGL libray on big sur: "
"https://github.com/python/cpython/pull/21241"
)
)
}
@pytest.mark.skipif(
Qt.QT_LIB == "PySide2"
and tuple(map(int, Qt.PySide2.__version__.split("."))) >= (5, 14)
and tuple(map(int, Qt.PySide2.__version__.split("."))) < (5, 14, 2, 2),
reason="new PySide2 doesn't have loadUi functionality"
)
@pytest.mark.parametrize(
"frontend, f",
[
pytest.param(
frontend,
f,
marks=pytest.mark.skipif(
conditionalExamples[f[1]].condition is False,
reason=conditionalExamples[f[1]].reason
) if f[1] in conditionalExamples.keys() else (),
)
for frontend, f, in itertools.product(installedFrontends, files)
],
ids = [
" {} - {} ".format(f[1], frontend)
for frontend, f in itertools.product(
installedFrontends,
files
)
]
)
def testExamples(frontend, f, graphicsSystem=None):
# runExampleFile(f[0], f[1], sys.executable, frontend)
name, file = f
global path
fn = os.path.join(path, file)
os.chdir(path)
sys.stdout.write("{} ".format(name))
sys.stdout.flush()
import1 = "import %s" % frontend if frontend != '' else ''
import2 = os.path.splitext(os.path.split(fn)[1])[0]
graphicsSystem = (
'' if graphicsSystem is None else "pg.QtGui.QApplication.setGraphicsSystem('%s')" % graphicsSystem
)
code = """
try:
%s
import initExample
import pyqtgraph as pg
%s
import %s
import sys
print("test complete")
sys.stdout.flush()
import time
while True: ## run a little event loop
pg.QtGui.QApplication.processEvents()
time.sleep(0.01)
except:
print("test failed")
raise
""" % (import1, graphicsSystem, import2)
if sys.platform.startswith('win'):
process = subprocess.Popen([sys.executable],
stdin=subprocess.PIPE,
stderr=subprocess.PIPE,
stdout=subprocess.PIPE)
else:
process = subprocess.Popen(['exec %s -i' % (sys.executable)],
shell=True,
stdin=subprocess.PIPE,
stderr=subprocess.PIPE,
stdout=subprocess.PIPE)
process.stdin.write(code.encode('UTF-8'))
process.stdin.close()
output = ''
fail = False
while True:
try:
c = process.stdout.read(1).decode()
except IOError as err:
if err.errno == errno.EINTR:
# Interrupted system call; just try again.
c = ''
else:
raise
output += c
if output.endswith('test complete'):
break
if output.endswith('test failed'):
fail = True
break
time.sleep(1)
process.kill()
#res = process.communicate()
res = (process.stdout.read(), process.stderr.read())
if (fail or
'exception' in res[1].decode().lower() or
'error' in res[1].decode().lower()):
print(res[0].decode())
print(res[1].decode())
pytest.fail("{}\n{}\nFailed {} Example Test Located in {} "
.format(res[0].decode(), res[1].decode(), name, file),
pytrace=False)
if __name__ == "__main__":
pytest.cmdline.main()