#

# Licensed to the Apache Software Foundation (ASF) under one or more

# contributor license agreements. See the NOTICE file distributed with

# this work for additional information regarding copyright ownership.

# The ASF licenses this file to You under the Apache License, Version 2.0

# (the "License"); you may not use this file except in compliance with

# the License. You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

#

import os

import tempfile

import unittest

from parameterized import param

from parameterized import parameterized

from apache_beam.utils.profiler import Profile

class ProfilerTest(unittest.TestCase):

@parameterized.expand([

param(enable_cpu_memory=(True, True)),

param(enable_cpu_memory=(True, False)),

param(enable_cpu_memory=(False, True)),

param(enable_cpu_memory=(False, False)),

])

def test_profiler(self, enable_cpu_memory):

try:

from guppy import hpy # pylint: disable=unused-import

guppy_imported = True

except ImportError:

guppy_imported = False

enable_cpu, enable_memory = enable_cpu_memory

with tempfile.TemporaryDirectory() as tmp:

with Profile('id',

profile_location=tmp,

enable_cpu_profiling=enable_cpu,

enable_memory_profiling=enable_memory,

log_results=True):

hash('test')

files = os.listdir(tmp)

if enable_cpu:

self.assertIn('cpu_profile', files)

else:

self.assertNotIn('cpu_profile', files)

if enable_memory and guppy_imported:

self.assertIn('memory_profile', files)

else:

self.assertNotIn('memory_profile', files)

if __name__ == '__main__':

unittest.main()