def test_externalize_reacts_to_exceptions(self):
"""If unhandled, exceptions in externalize hang forever. Catch them."""
def fail():
raise ValueError()
test = BasicProfile('', '')
with self.assertRaises(ValueError):
test._externalize(fail)
def test_memory_behaves_resonably(self):
"""Check that obviously more consuming code is measured as bigger."""
test1 = BasicProfile('for x in list(range(1)): pass')
test2 = BasicProfile('for x in list(range(100000)): pass')
mem1 = test1.memory()
mem2 = test2.memory()
self.assertTrue(mem1.max < mem2.max)
def test_time_behaves_reasonably(self):
"""Check that obviously longer code is measured as longer running."""
test1 = BasicProfile('for x in range(10): pass')
test2 = BasicProfile('for x in range(100000): pass')
time1 = test1.time(samples=1)
time2 = test2.time(samples=1)
self.assertTrue(time1 < time2)
def test_externalize_reacts_to_exceptions(self):
"""If unhandled, exceptions in externalize hang forever. Catch them."""
def fail():
raise ValueError()
test = BasicProfile('','')
with self.assertRaises(ValueError):
test._externalize(fail)
def test_externalize_runs_somewhere_else(self):
success = True
def toggle():
# This will only affect the success variable above if the code
# is executed in the same Python process as the test.
global success
success = False
test = BasicProfile('', '')
test._externalize(toggle)
self.assertTrue(success)
def test_externalize_runs_somewhere_else(self):
success = True
def toggle():
# This will only affect the success variable above if the code
# is executed in the same Python process as the test.
global success
success = False
test = BasicProfile('', '')
test._externalize(toggle)
self.assertTrue(success)
def test_call_runs_both(self):
test = BasicProfile('for x in list(range(10)): pass')
results = test(samples=10)
self.assertTrue(results.runtime > 0)
self.assertTrue(results.memory.max > 0)
def test_memory_behaves_resonably(self):
"""Check that obviously more consuming code is measured as bigger."""
test1 = BasicProfile('for x in list(range(1)): pass')
test2 = BasicProfile('for x in list(range(100000)): pass')
mem1 = test1.memory()
mem2 = test2.memory()
self.assertTrue(mem1.max < mem2.max)
def test_time_behaves_reasonably(self):
"""Check that obviously longer code is measured as longer running."""
test1 = BasicProfile('for x in range(10): pass')
test2 = BasicProfile('for x in range(100000): pass')
time1 = test1.time(samples=1)
time2 = test2.time(samples=1)
self.assertTrue(time1 < time2)