51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
"""Log parser tests (Chapter 12: highest testing priority per Ch12)."""
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from __future__ import annotations
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from app.services.log_parser.apache import combined_parser, common_parser
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from app.services.log_parser.format_compiler import compile_format, parse_apache_timestamp
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COMMON_LINE = '127.0.0.1 - - [10/Oct/2026:13:55:36 -0700] "GET /index.html HTTP/1.1" 200 1234\n'
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COMBINED_LINE = (
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'127.0.0.1 - - [10/Oct/2026:13:55:36 -0700] "GET /index.html HTTP/1.1" 200 1234 '
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'"https://example.com/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) Chrome/120.0"\n'
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)
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MALFORMED_LINE = "this is not a log line\n"
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def test_common_parser_parses_valid_line():
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entry = common_parser().parse_line(COMMON_LINE)
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assert entry is not None
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assert entry.ip == "127.0.0.1"
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assert entry.method == "GET"
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assert entry.path == "/index.html"
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assert entry.status_code == 200
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assert entry.bytes_sent == 1234
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assert entry.referrer is None
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assert entry.user_agent is None
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def test_combined_parser_parses_referrer_and_user_agent():
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entry = combined_parser().parse_line(COMBINED_LINE)
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assert entry is not None
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assert entry.referrer == "https://example.com/"
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assert "Chrome" in entry.user_agent
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def test_malformed_line_returns_none_not_raises():
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assert common_parser().parse_line(MALFORMED_LINE) is None
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def test_custom_format_string_compiles_and_parses():
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custom_format = '%h %t "%r" %>s'
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compiled = compile_format(custom_format)
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match = compiled.pattern.match('127.0.0.1 [10/Oct/2026:13:55:36 -0700] "GET /x HTTP/1.1" 404')
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assert match is not None
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assert match.group("ip") == "127.0.0.1"
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assert match.group("status") == "404"
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def test_parse_apache_timestamp_normalizes_to_utc():
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dt = parse_apache_timestamp("10/Oct/2026:13:55:36 -0700")
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assert dt.hour == 20 # -0700 -> UTC
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assert dt.tzinfo is None
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