def test_access_call(self):
from java.util import ArrayList
start_memory = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
obj = Object()
for i in xrange(0,iterations,1):
b = obj.hashCode()
end_memory = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
if start_memory*failure_threshold < end_memory:
percent = end_memory*100/start_memory - 100
raise Exception('Called methods are leaking memory, process size increased %d%% over %d iterations.' % (percent, iterations))
def test_access_call(self):
from java.util import ArrayList
start_memory = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
obj = Object()
for i in xrange(0, iterations, 1):
b = obj.hashCode()
end_memory = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
if start_memory * failure_threshold < end_memory:
percent = end_memory * 100 / start_memory - 100
raise Exception(
'Called methods are leaking memory, process size increased %d%% over %d iterations.'
% (percent, iterations))
class TestMethodMemory(unittest.TestCase):
def setUp(self):
from java.lang import Object
self.obj = Object()
def test_repeated_call(self):
method = self.obj.hashCode
test_leak(self, lambda:method(), "Called method")
def test_access_call(self):
test_leak(self, lambda:self.obj.hashCode(), "Access and call method")
def test_access_no_call(self):
test_leak(self, lambda:self.obj.hashCode, "Access method")
def test_object_methods_implemented(self):
from java.lang import Object
class Implemented(dynamic_proxy(TP.Adder)):
def toString(self):
return "Override " + Object.toString(self)
def hashCode(self):
return Object.hashCode(self) + 1
def equals(self, other):
return True
a1, a2 = Implemented(), Implemented()
ts = cast(TP.Adder, a1).toString()
self.assertRegexpMatches(ts, r"^Override .*\$Proxy.*@")
self.assertEqual(ts, str(a1))
self.assertNotEqual(str(a1), str(a2))
self.assertTrue(a1.equals(a1))
self.assertTrue(a1.equals(a2))
self.assertEqual(Object.hashCode(a1) + 1, a1.hashCode())
class TestPythonRefCounts(unittest.TestCase):
def setUp(self):
from java.lang import Object
self.obj = Object()
def test_method_binding(self):
refcount1 = sys.gettotalrefcount()
result = self.obj.hashCode
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_method_call(self):
# First call to hashCode will cache info about the hashCode method
self.obj.hashCode()
refcount1 = sys.gettotalrefcount()
result = self.obj.hashCode()
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_package_import(self):
refcount1 = sys.gettotalrefcount()
import java.lang as result
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_class_import(self):
refcount1 = sys.gettotalrefcount()
from java.lang import Object as result
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_construction(self):
from java.lang import Object
refcount1 = sys.gettotalrefcount()
result = Object()
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_field_access(self):
from java.lang import System
# First time will cache info about the PrintStream class
result = System.out
del result
refcount1 = sys.gettotalrefcount()
result = System.out
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_array_creation(self):
from jep import jarray
from java.lang import Object
refcount1 = sys.gettotalrefcount()
result = jarray(1, Object)
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_array_assignment(self):
from jep import jarray
from java.lang import Object
arr = jarray(1, Object)
refcount1 = sys.gettotalrefcount()
arr[0] = self.obj
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_array_access(self):
from jep import jarray
from java.lang import Object
arr = jarray(1, Object)
arr[0] = self.obj
refcount1 = sys.gettotalrefcount()
result = arr[0]
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_number_compare(self):
x = 5
from java.lang import Integer
y = Integer(9)
refcount1 = sys.gettotalrefcount()
result = x < y
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_list_setslice(self):
from java.util import ArrayList
jlist = ArrayList()
for i in range(5):
jlist.add(i)
refcount1 = sys.gettotalrefcount()
jlist[2:4] = [7, 19]
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_dir_class(self):
from java.util import ArrayList
refcount1 = sys.gettotalrefcount()
result = dir(ArrayList)
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def hashCode(self):
return Object.hashCode(self) + 1
class TestPythonRefCounts(unittest.TestCase):
def setUp(self):
from java.lang import Object
self.obj = Object()
def test_method_binding(self):
refcount1 = sys.gettotalrefcount()
result = self.obj.hashCode
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_method_call(self):
# First call to hashCode will cache info about the hashCode method
self.obj.hashCode()
refcount1 = sys.gettotalrefcount()
result = self.obj.hashCode()
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_package_import(self):
refcount1 = sys.gettotalrefcount()
import java.lang as result
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_class_import(self):
refcount1 = sys.gettotalrefcount()
from java.lang import Object as result
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_construction(self):
from java.lang import Object
refcount1 = sys.gettotalrefcount()
result = Object()
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_field_access(self):
from java.lang import System
# First time will cache info about the PrintStream class
result = System.out
del result
refcount1 = sys.gettotalrefcount()
result = System.out
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_array_creation(self):
from jep import jarray
from java.lang import Object
refcount1 = sys.gettotalrefcount()
result = jarray(1, Object)
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_array_assignment(self):
from jep import jarray
from java.lang import Object
arr = jarray(1, Object)
refcount1 = sys.gettotalrefcount()
arr[0] = self.obj
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_array_access(self):
from jep import jarray
from java.lang import Object
arr = jarray(1, Object)
arr[0] = self.obj
refcount1 = sys.gettotalrefcount()
result = arr[0]
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_number_compare(self):
x = 5
from java.lang import Integer
y = Integer(9)
refcount1 = sys.gettotalrefcount()
result = x < y
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_list_setslice(self):
from java.util import ArrayList
jlist = ArrayList()
for i in range(5):
jlist.add(i)
refcount1 = sys.gettotalrefcount()
jlist[2:4] = [7, 19]
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
def test_dir_class(self):
from java.util import ArrayList
refcount1 = sys.gettotalrefcount()
result = dir(ArrayList)
del result
refcount2 = sys.gettotalrefcount()
self.assertEquals(refcount1, refcount2 - 1)
