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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Tests for the profiler classes."""
import time
import unittest
from plaso.containers import tasks
from plaso.engine import configurations
from plaso.engine import processing_status
from plaso.engine import profilers
from tests import test_lib as shared_test_lib
class CPUTimeMeasurementTest(shared_test_lib.BaseTestCase):
"""Tests for the CPU time measurement."""
def testSampleStartStop(self):
"""Tests the SampleStart and SampleStop functions."""
cpu_measurement = profilers.CPUTimeMeasurement()
cpu_measurement.SampleStart()
cpu_measurement.SampleStop()
class SampleFileProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the shared functionality for sample file-based profilers."""
# pylint: disable=protected-access
def testIsSupported(self):
"""Tests the IsSupported function."""
self.assertTrue(profilers.SampleFileProfiler.IsSupported())
def testStartStop(self):
"""Tests the Start and Stop functions."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.SampleFileProfiler(
'test', profiling_configuration)
setattr(test_profiler, '_FILENAME_PREFIX', 'test')
setattr(test_profiler, '_FILE_HEADER', 'test')
test_profiler.Start()
test_profiler.Stop()
class CPUTimeProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the CPU time profiler."""
def testStartStopTiming(self):
"""Tests the StartTiming and StopTiming functions."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.CPUTimeProfiler(
'test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
test_profiler.StartTiming('test_profile')
time.sleep(0.01)
test_profiler.StopTiming('test_profile')
test_profiler.Stop()
class MemoryProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the memory profiler."""
def testSample(self):
"""Tests the Sample function."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.MemoryProfiler(
'test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
test_profiler.Sample('main', 400)
time.sleep(0.01)
test_profiler.Stop()
class AnalyzersProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the analyzers CPU time profiler."""
def testStartStopTiming(self):
"""Tests the StartTiming and StopTiming functions."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.AnalyzersProfiler(
'test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
test_profiler.StartTiming('test_profile')
time.sleep(0.01)
test_profiler.StopTiming('test_profile')
test_profiler.Stop()
class ProcessingProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the processing CPU time profiler."""
def testStartStopTiming(self):
"""Tests the StartTiming and StopTiming functions."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.ProcessingProfiler(
'test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
test_profiler.StartTiming('test_profile')
time.sleep(0.01)
test_profiler.StopTiming('test_profile')
test_profiler.Stop()
class SerializersProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the serializers CPU time profiler."""
def testStartStopTiming(self):
"""Tests the StartTiming and StopTiming functions."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.SerializersProfiler(
'test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
test_profiler.StartTiming('test_profile')
time.sleep(0.01)
test_profiler.StopTiming('test_profile')
test_profiler.Stop()
class StorageProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the storage profiler."""
def testSample(self):
"""Tests the Sample function."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.StorageProfiler(
'test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
test_profiler.StartTiming('test_profile')
time.sleep(0.01)
test_profiler.StopTiming('test_profile')
test_profiler.Sample('test_profile', 'read', 'test', 1024, 128)
test_profiler.Stop()
class TaskQueueProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the task queue profiler."""
def testSample(self):
"""Tests the Sample function."""
task_status = processing_status.TasksStatus()
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.TaskQueueProfiler(
'test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
test_profiler.Sample(task_status)
time.sleep(0.01)
test_profiler.Stop()
class TasksProfilerTest(shared_test_lib.BaseTestCase):
"""Tests for the tasks profiler."""
def testSample(self):
"""Tests the Sample function."""
profiling_configuration = configurations.ProfilingConfiguration()
with shared_test_lib.TempDirectory() as temp_directory:
profiling_configuration.directory = temp_directory
test_profiler = profilers.TasksProfiler('test', profiling_configuration)
test_profiler.Start()
for _ in range(5):
task = tasks.Task()
test_profiler.Sample(task, 'queued')
time.sleep(0.01)
test_profiler.Stop()
if __name__ == '__main__':
unittest.main()
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