def testAPIConformity(self):
c = NonRegisteredCache("c")
mgr = CacheMemoryManager()
# dont clean up while we are testing
mgr.disable()
import weakref
d = NonRegisteredCache("testwr")
s = weakref.WeakSet()
s.add(d)
del d
gc.collect()
l = list(s)
assert len(l) == 0, l[0].name
c1 = NonRegisteredCache("c1")
c1a = c1
c2 = NonRegisteredCache("c2")
mgr.addFirstClassCache(c)
mgr.addCache(c1)
mgr.addCache(c1a)
mgr.addCache(c2)
fcc = mgr.getFirstClassCaches()
assert len(fcc) == 1, "too many first class caches"
assert c in fcc, "did not register fcc correctly"
del fcc
cs = mgr.getCaches()
assert len(cs) == 3, "wrong number of caches"
refcs = [c, c1, c2]
for cache in refcs:
assert cache in cs, "{} not stored".format(cache.name)
del cs
del refcs
del cache
del c1a
gc.collect()
cs = mgr.getCaches()
assert c1 in cs
assert len(cs) == 3, str([x.name for x in cs])
del cs
del c2
gc.collect()
cs = mgr.getCaches()
assert len(cs) == 2, str([x.name for x in cs])
def testAPIConformity(self):
c = NonRegisteredCache("c")
mgr = CacheMemoryManager()
# dont clean up while we are testing
mgr.disable()
import weakref
d = NonRegisteredCache("testwr")
s = weakref.WeakSet()
s.add(d)
del d
gc.collect()
l = list(s)
assert len(l) == 0, l[0].name
c1 = NonRegisteredCache("c1")
c1a = c1
c2 = NonRegisteredCache("c2")
mgr.addFirstClassCache(c)
mgr.addCache(c1)
mgr.addCache(c1a)
mgr.addCache(c2)
fcc = mgr.getFirstClassCaches()
assert len(fcc) == 1, "too many first class caches"
assert c in fcc, "did not register fcc correctly"
del fcc
cs = mgr.getCaches()
assert len(cs) == 3, "wrong number of caches"
refcs = [c, c1, c2]
for cache in refcs:
assert cache in cs, "{} not stored".format(cache.name)
del cs
del refcs
del cache
del c1a
gc.collect()
cs = mgr.getCaches()
assert c1 in cs
assert len(cs) == 3, str([x.name for x in cs])
del cs
del c2
gc.collect()
cs = mgr.getCaches()
assert len(cs) == 2, str([x.name for x in cs])
class MemUsageDialog(QDialog):
def __init__(self, parent=None, update=True):
QDialog.__init__(self, parent=parent)
layout = QVBoxLayout()
self.tree = QTreeWidget()
layout.addWidget(self.tree)
self.setLayout(layout)
self._mgr = CacheMemoryManager()
self._tracked_caches = {}
# tree setup code
self.tree.setHeaderLabels(
["cache", "memory", "roi", "dtype", "type", "info", "id"])
self._idIndex = self.tree.columnCount() - 1
self.tree.setColumnHidden(self._idIndex, True)
self.tree.setSortingEnabled(True)
self.tree.clear()
self._root = TreeNode()
# refresh every x seconds (see showEvent())
self.timer = QTimer(self)
if update:
self.timer.timeout.connect(self._updateReport)
def _updateReport(self):
# we keep track of dirty reports so we just have to update the tree
# instead of reconstructing it
reports = []
for c in self._mgr.getFirstClassCaches():
r = MemInfoNode()
c.generateReport(r)
reports.append(r)
self._root.handleChildrenReports(reports,
root=self.tree.invisibleRootItem())
def hideEvent(self, event):
self.timer.stop()
def showEvent(self, show):
# update once so we don't have to wait for initial report
self._updateReport()
# update every 5 sec.
self.timer.start(5 * 1000)
class MemUsageDialog(QDialog):
def __init__(self, parent=None, update=True):
QDialog.__init__(self, parent=parent)
layout = QVBoxLayout()
self.tree = QTreeWidget()
layout.addWidget(self.tree)
self.setLayout(layout)
self._mgr = CacheMemoryManager()
self._tracked_caches = {}
# tree setup code
self.tree.setHeaderLabels(
["cache", "memory", "roi", "dtype", "type", "info", "id"])
self._idIndex = self.tree.columnCount() - 1
self.tree.setColumnHidden(self._idIndex, True)
self.tree.setSortingEnabled(True)
self.tree.clear()
self._root = TreeNode()
# refresh every x seconds (see showEvent())
self.timer = QTimer(self)
if update:
self.timer.timeout.connect(self._updateReport)
def _updateReport(self):
# we keep track of dirty reports so we just have to update the tree
# instead of reconstructing it
reports = []
for c in self._mgr.getFirstClassCaches():
r = MemInfoNode()
c.generateReport(r)
reports.append(r)
self._root.handleChildrenReports(
reports, root=self.tree.invisibleRootItem())
def hideEvent(self, event):
self.timer.stop()
def showEvent(self, show):
# update once so we don't have to wait for initial report
self._updateReport()
# update every 5 sec.
self.timer.start(5*1000)
