def test_count_log_lines_with_substring_counts_only_lines_with_substring():
"""Test that only lines with substring are counted."""
logs = """
DEBUG: log example 1 \r\n
ERROR: log example 2 \r\n
ERROR: log example 3 \r\n
INFO: log example 1 \r\n
"""
count = utility.count_log_lines_with_substring(logs, "ERROR")
assert count == 2
def test_count_log_lines_with_substring_returns_zero_for_no_matches():
"""Test that returns zero if there are no matching lines."""
logs = """
DEBUG: log example 1 \r\n
ERROR: log example 2 \r\n
ERROR: log example 3 \r\n
INFO: log example 1 \r\n
"""
count = utility.count_log_lines_with_substring(logs, "log example 4")
assert count == 0
def test_h1_pool_strategy_lru(http_test_server_fixture):
"""Test connection re-use strategies of the http 1 connection pool.
Test that with the "least recently used" (lru) strategy all connections are used with roughly equal distribution.
"""
requests = 12
connections = 3
_, logs = http_test_server_fixture.runNighthawkClient([
"--rps",
"5",
"-v trace",
"--duration",
"20",
"--connections",
str(connections),
"--prefetch-connections",
"--experimental-h1-connection-reuse-strategy",
"lru",
"--termination-predicate",
# termination-predicate takes affect when it exceeds the limit. Therefore, set the limit to 1 less than the desired number of requests.
"benchmark.http_2xx:%d" % (requests - 1),
http_test_server_fixture.getTestServerRootUri()
])
line_counts = []
for i in range(1, connections):
line_counts.append(
float(
utility.count_log_lines_with_substring(
logs, "[C%d] message complete" % i)))
average_line_count = sum(line_counts) / len(line_counts)
for line_count in line_counts:
asserts.assertBetweenInclusive(
line_count,
# provide a little slack. Minimum of 2 as envoy logs "message complete" twice per request.
average_line_count - 2,
average_line_count + 2)
def test_count_log_lines_with_substring_returns_zero_with_empty_logs():
"""Test that returns zero if there are no logs."""
logs = ""
count = utility.count_log_lines_with_substring(logs, "log example 4")
assert count == 0