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"""Tests for jepsen report generator."""
import unittest
import textwrap
import random
import os
from unittest.mock import patch, mock_open, MagicMock
from click.testing import CliRunner
from buildscripts.jepsen_report import parse, ParserOutput, main
_CORPUS = textwrap.dedent("""\
"indeterminate: Command failed with error 251 (NoSuchTransaction): 'Transaction was aborted :: caused by :: from shard rs_shard2 :: caused by :: Given transaction number 53 does not match any in-progress transactions. The active transaction number is -1' on server n9:27017. The full response is {\"writeConcernError\": {\"code\": 6, \"codeName\": \"HostUnreachable\", \"errmsg\": \"operation was interrupted\", \"errInfo\": {\"writeConcern\": {\"w\": \"majority\", \"wtimeout\": 0, \"provenance\": \"clientSupplied\"}}}, \"topologyVersion\": {\"processId\": {\"$oid\": \"625f0b0ef9d6a12d9b562ff9\"}, \"counter\": 21}, \"ok\": 0.0, \"errmsg\": \"Transaction was aborted :: caused by :: from shard rs_shard2 :: caused by :: Given transaction number 53 does not match any in-progress transactions. The active transaction number is -1\", \"code\": 251, \"codeName\": \"NoSuchTransaction\", \"$clusterTime\": {\"clusterTime\": {\"$timestamp\": {\"t\": 1650395950, \"i\": 16}}, \"signature\": {\"hash\": {\"$binary\": {\"base64\": \"AAAAAAAAAAAAAAAAAAAAAAAAAAA=\", \"subType\": \"00\"}}, \"keyId\": 0}}, \"operationTime\": {\"$timestamp\": {\"t\": 1650395950, \"i\": 5}}, \"recoveryToken\": {\"recoveryShardId\": \"rs_shard1\"}}",
:index 1141}})},
:workload {:valid? true},
:valid? true}
Everything looks good! ヽ(‘ー`)ノ
# Successful tests
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T163539.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T164131.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T164724.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T165317.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T165910.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T170503.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T171055.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T171648.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T172239.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T172832.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T173634.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T174227.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T174820.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T175413.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T180006.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T180558.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T181148.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T181946.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T182539.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T183131.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T183720.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T184313.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T184906.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T185459.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T190052.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T190645.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T191239.000Z
store/mongodb list-append w:majority r:majority tw:majority tr:snapshot partition/20220419T191833.000Z
# Crashed tests
mongodb list-append w:majority r:majority tw:majority tr:snapshot partition
mongodb list-append w:majority r:majority tw:majority tr:snapshot partition
28 successes
0 unknown
2 crashed
0 failures
""").splitlines()
class TestParser(unittest.TestCase):
"""TestParser."""
@classmethod
def _corpus_generator(cls):
n_pass = random.randint(1, 30)
n_fail = random.randint(1, 30)
n_unknown = random.randint(1, 30)
n_crash = random.randint(1, 30)
corpus = textwrap.dedent("""\
:index 2893}})},
:workload {:valid? true},
:valid? true}
Everything looks good! ヽ(‘ー`)ノ
""")
successful_tests = []
if n_pass > 0:
corpus += "\n# Successful tests\n\n"
for i in range(0, n_pass):
corpus += f"test {i}\n"
successful_tests.append(f"test {i}")
failed_tests = []
if n_fail > 0:
corpus += "\n# Failed tests\n\n"
for i in range(0, n_fail):
corpus += f"test {i}\n"
failed_tests.append(f"test {i}")
indeterminate_tests = []
if n_unknown > 0:
corpus += "\n# Indeterminate tests\n\n"
for i in range(0, n_unknown):
corpus += f"test {i}\n"
indeterminate_tests.append(f"test {i}")
crashed_tests = []
if n_crash > 0:
corpus += "\n# Crashed tests\n\n"
for i in range(0, n_crash):
corpus += f"test {i}\n"
crashed_tests.append(f"test {i}")
# note leading newline for this block is required to match the actual
# logs
corpus += textwrap.dedent(f"""
{n_pass} successes
{n_unknown} unknown
{n_crash} crashed
{n_fail} failures
""")
return {
"expected": ParserOutput(
{
"success": successful_tests,
"unknown": indeterminate_tests,
"crashed": crashed_tests,
"failed": failed_tests,
}
),
"corpus": corpus,
}
def test_parser(self):
"""Test with embedded corpus."""
out = parse(_CORPUS)
self.assertEqual(len(out["success"]), 28)
self.assertEqual(len(out["unknown"]), 0)
self.assertEqual(len(out["crashed"]), 2)
self.assertEqual(len(out["failed"]), 0)
def test_parser2(self):
"""Test with jepsen.log file."""
with open(
os.path.join(os.path.dirname(__file__), "test_jepsen_report_corpus.log.txt")
) as fh:
corpus = fh.read().splitlines()
out = parse(corpus)
self.assertEqual(len(out["success"]), 29)
self.assertEqual(len(out["unknown"]), 0)
self.assertEqual(len(out["crashed"]), 1)
self.assertEqual(len(out["failed"]), 0)
def test_generated_corpus(self):
"""Generate 100 corpuses and test them."""
for _ in range(0, 100):
self._test_generated_corpus()
def _test_generated_corpus(self):
gen = self._corpus_generator()
corpus = gen["corpus"].splitlines()
out = parse(corpus)
self.assertDictEqual(out, gen["expected"])
@patch("buildscripts.jepsen_report._try_find_log_file")
@patch("buildscripts.jepsen_report._get_log_lines")
@patch("buildscripts.jepsen_report._put_report")
def test_main(self, mock_put_report, mock_get_log_lines, mock_try_find_log_file):
"""Test main function."""
gen = self._corpus_generator()
corpus = gen["corpus"].splitlines()
mock_get_log_lines.return_value = corpus
def _try_find_log_file(_store, _test):
if _try_find_log_file.counter == 0:
_try_find_log_file.counter += 1
with open(
os.path.join(os.path.dirname(__file__), "test_jepsen_report_corpus.log.txt")
) as fh:
return fh.read()
return ""
_try_find_log_file.counter = 0
mock_try_find_log_file.side_effect = _try_find_log_file
runner = CliRunner()
result = runner.invoke(
main, ["--start_time=0", "--end_time=10", "--elapsed=10", "test.log"]
)
num_tests = (
len(gen["expected"]["success"])
+ len(gen["expected"]["unknown"])
+ len(gen["expected"]["crashed"])
+ len(gen["expected"]["failed"])
)
num_fails = num_tests - len(gen["expected"]["success"])
callee_dict = mock_put_report.call_args[0][0]
self.assertEqual(callee_dict["failures"], num_fails)
self.assertEqual(len(callee_dict["results"]), num_tests)
mock_get_log_lines.assert_called_once_with("test.log")
if gen["expected"]["crashed"]:
self.assertEqual(result.exit_code, 2)
elif gen["expected"]["unknown"] or gen["expected"]["failure"]:
self.assertEqual(result.exit_code, 1)
else:
self.assertEqual(result.exit_code, 0)
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