lsst.utils.tests.MemoryTestCase Class Reference

Inheritance diagram for lsst.utils.tests.MemoryTestCase:

Public Member Functions
def	tearDownClass (cls)
def	testFileDescriptorLeaks (self)

Detailed Description

Check for resource leaks.

Definition at line 125 of file tests.py.

Member Function Documentation

tearDownClass()

def lsst.utils.tests.MemoryTestCase.tearDownClass

(

cls

)

Reset the leak counter when the tests have been completed

Definition at line 129 of file tests.py.

    def tearDownClass(cls):
        """Reset the leak counter when the tests have been completed"""
        init()

testFileDescriptorLeaks()

def lsst.utils.tests.MemoryTestCase.testFileDescriptorLeaks

(

self

)

Check if any file descriptors are open since init() called.

Definition at line 133 of file tests.py.

    def testFileDescriptorLeaks(self):
        """Check if any file descriptors are open since init() called."""
        if psutil is None:
            self.skipTest("Unable to test file descriptor leaks. psutil unavailable.")
        gc.collect()
        global open_files
        now_open = _get_open_files()

        # Some files are opened out of the control of the stack.
        now_open = set(f for f in now_open if not f.endswith(".car") and
                       not f.startswith("/proc/") and
                       not f.endswith(".ttf") and
                       not (f.startswith("/var/lib/") and f.endswith("/passwd")) and
                       not f.endswith("astropy.log"))

        diff = now_open.difference(open_files)
        if diff:
            for f in diff:
                print("File open: %s" % f)
            self.fail("Failed to close %d file%s" % (len(diff), "s" if len(diff) != 1 else ""))

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The documentation for this class was generated from the following file:

• /j/snowflake/release/lsstsw/stack/Linux64/utils/19.0.0-3-g2d13df8/python/lsst/utils/tests.py