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import collections
import unittest
from pythonping import executor
from pythonping import icmp
class SuccessfulResponseMock(executor.Response):
"""Mock a successful response to a ping"""
@property
def success(self):
return True
class FailingResponseMock(executor.Response):
"""Mock a failed response to a ping"""
@property
def success(self):
return False
class ExecutorUtilsTestCase(unittest.TestCase):
"""Tests for standalone functions in pythonping.executor"""
def test_represent_seconds_in_ms(self):
"""Verifies conversion from seconds to milliseconds works correctly"""
self.assertEqual(executor.represent_seconds_in_ms(4), 4000, 'Failed to convert seconds to milliseconds')
self.assertEqual(executor.represent_seconds_in_ms(0), 0, 'Failed to convert seconds to milliseconds')
self.assertEqual(executor.represent_seconds_in_ms(0.001), 1, 'Failed to convert seconds to milliseconds')
self.assertEqual(executor.represent_seconds_in_ms(0.0001), 0.1, 'Failed to convert seconds to milliseconds')
self.assertEqual(executor.represent_seconds_in_ms(0.00001), 0.01, 'Failed to convert seconds to milliseconds')
class ResponseTestCase(unittest.TestCase):
"""Tests to verify that a Response object renders information correctly"""
@staticmethod
def craft_response_of_type(response_type):
"""Generates an executor.Response from an icmp.Types
:param response_type: Type of response
:type response_type: Union[icmp.Type, tuple]
:return: The crafted response
:rtype: executor.Response"""
return executor.Response(executor.Message('', icmp.ICMP(response_type), '127.0.0.1'), 0.1)
def test_success(self):
"""Verifies the if the Response can indicate a success to a request correctly"""
self.assertTrue(self.craft_response_of_type(icmp.Types.EchoReply).success,
'Unable to validate a successful response')
self.assertFalse(self.craft_response_of_type(icmp.Types.DestinationUnreachable).success,
'Unable to validate Destination Unreachable')
self.assertFalse(self.craft_response_of_type(icmp.Types.BadIPHeader).success,
'Unable to validate Bad IP Header')
self.assertFalse(executor.Response(None, 0.1).success, 'Unable to validate timeout (no payload)')
def test_error_message(self):
"""Verifies error messages are presented correctly"""
self.assertEqual(self.craft_response_of_type(icmp.Types.EchoReply).error_message, None,
'Generated error message when response was correct')
self.assertEqual(self.craft_response_of_type(icmp.Types.DestinationUnreachable).error_message,
'Network Unreachable',
'Unable to classify a Network Unreachable error correctly')
self.assertEqual(executor.Response(None, 0.1).error_message, 'No response',
'Unable to generate correct message when response is not received')
pass
def time_elapsed(self):
"""Verifies the time elapsed is presented correctly"""
self.assertEqual(executor.Response(None, 1).time_elapsed_ms, 1000, 'Bad ms representation for 1 second')
self.assertEqual(executor.Response(None, 0.001).time_elapsed_ms, 1, 'Bad ms representation for 1 ms')
self.assertEqual(executor.Response(None, 0.01).time_elapsed_ms, 10, 'Bad ms representation for 10 ms')
class ResponseListTestCase(unittest.TestCase):
"""Tests for ResponseList"""
@staticmethod
def responses_from_times(times):
"""Generates a list of empty responses from a list of time elapsed
:param times: List of time elapsed for each response
:type times: list
:return: List of responses
:rtype: executor.ResponseList"""
return executor.ResponseList([executor.Response(None, _) for _ in times])
def test_rtt_min_ms(self):
"""Verifies the minimum RTT is found correctly"""
self.assertEqual(
self.responses_from_times([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]).rtt_min,
0,
'Unable to identify minimum RTT of 0'
)
self.assertEqual(
self.responses_from_times([38, 11, 93, 100, 38, 11, 0.1]).rtt_min,
0.1,
'Unable to identify minimum RTT of 0.1'
)
self.assertEqual(
self.responses_from_times([10, 10, 10, 10]).rtt_min,
10,
'Unable to identify minimum RTT of 10 on a series of only 10s'
)
def test_rtt_max_ms(self):
"""Verifies the maximum RTT is found correctly"""
self.assertEqual(
self.responses_from_times([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]).rtt_max,
9,
'Unable to identify maximum RTT of 9'
)
self.assertEqual(
self.responses_from_times([38, 11, 93, 100, 38, 11, 0.1]).rtt_max,
100,
'Unable to identify maximum RTT of 100'
)
self.assertEqual(
self.responses_from_times([10, 10, 10, 10]).rtt_max,
10,
'Unable to identify maximum RTT of 10 on a series of only 10s'
)
def test_rtt_avg_ms(self):
"""Verifies the average RTT is found correctly"""
self.assertEqual(
self.responses_from_times([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]).rtt_avg,
4.5,
'Unable to identify average RTT of 4.5'
)
self.assertEqual(
self.responses_from_times([38, 11, 93, 100, 38, 11, 0.1]).rtt_avg,
41.58571428571429,
'Unable to identify average RTT of 41.58571428571429'
)
self.assertEqual(
self.responses_from_times([10, 10, 10, 10]).rtt_avg,
10,
'Unable to identify average RTT of 10 on a series of only 10s'
)
def test_len(self):
"""Verifies the length is returned correctly"""
self.assertEqual(
len(self.responses_from_times(list(range(10)))),
10,
'Unable identify the length of 10'
)
self.assertEqual(
len(self.responses_from_times(list(range(0)))),
0,
'Unable identify the length of 0'
)
self.assertEqual(
len(self.responses_from_times(list(range(23)))),
23,
'Unable identify the length of 23'
)
def test_iterable(self):
"""Verifies it is iterable"""
self.assertTrue(
isinstance(self.responses_from_times([0, 1, 2, 3]), collections.abc.Iterable),
'Unable to iterate over ResponseList object'
)
def test_success_all_success(self):
"""Verify success is calculated correctly if all responses are successful"""
rs = executor.ResponseList([
SuccessfulResponseMock(None, 1),
SuccessfulResponseMock(None, 1),
SuccessfulResponseMock(None, 1),
SuccessfulResponseMock(None, 1)
])
self.assertTrue(
rs.success(executor.SuccessOn.One),
'Unable to calculate success on one correctly with all responses successful'
)
self.assertTrue(
rs.success(executor.SuccessOn.Most),
'Unable to calculate success on most with all responses successful'
)
self.assertTrue(
rs.success(executor.SuccessOn.All),
'Unable to calculate success on all with all responses successful'
)
def test_success_one_success(self):
"""Verify success is calculated correctly if one response is successful"""
rs = executor.ResponseList([
SuccessfulResponseMock(None, 1),
FailingResponseMock(None, 1),
FailingResponseMock(None, 1),
FailingResponseMock(None, 1)
])
self.assertTrue(
rs.success(executor.SuccessOn.One),
'Unable to calculate success on one correctly with one response successful'
)
self.assertFalse(
rs.success(executor.SuccessOn.Most),
'Unable to calculate success on most with one response successful'
)
self.assertFalse(
rs.success(executor.SuccessOn.All),
'Unable to calculate success on all with one response successful'
)
def test_success_most_success(self):
"""Verify success is calculated correctly if most responses are successful"""
rs = executor.ResponseList([
SuccessfulResponseMock(None, 1),
SuccessfulResponseMock(None, 1),
SuccessfulResponseMock(None, 1),
FailingResponseMock(None, 1)
])
self.assertTrue(
rs.success(executor.SuccessOn.One),
'Unable to calculate success on one correctly with most responses successful'
)
self.assertTrue(
rs.success(executor.SuccessOn.Most),
'Unable to calculate success on most with most responses successful'
)
self.assertFalse(
rs.success(executor.SuccessOn.All),
'Unable to calculate success on all with most responses successful'
)
def test_success_half_success(self):
"""Verify success is calculated correctly if half responses are successful"""
rs = executor.ResponseList([
SuccessfulResponseMock(None, 1),
SuccessfulResponseMock(None, 1),
FailingResponseMock(None, 1),
FailingResponseMock(None, 1)
])
self.assertTrue(
rs.success(executor.SuccessOn.One),
'Unable to calculate success on one correctly with half responses successful'
)
self.assertFalse(
rs.success(executor.SuccessOn.Most),
'Unable to calculate success on most with half responses successful'
)
self.assertFalse(
rs.success(executor.SuccessOn.All),
'Unable to calculate success on all with half responses successful'
)
class CommunicatorTestCase(unittest.TestCase):
"""Tests for Communicator"""
def test_increase_seq(self):
"""Verifies Communicator can increase sequence number correctly"""
self.assertEqual(executor.Communicator.increase_seq(1), 2, 'Increasing sequence number 1 did not return 2')
self.assertEqual(executor.Communicator.increase_seq(100), 101, 'Increasing sequence number 1 did not return 2')
self.assertEqual(executor.Communicator.increase_seq(0xFFFF), 1,
'Not returned to 1 when exceeding sequence number maximum length')
self.assertEqual(executor.Communicator.increase_seq(0xFFFE), 0xFFFF,
'Increasing sequence number 0xFFFE did not return 0xFFFF')