ИУП: интенсив 7 дней + диагностический пакет (32 вопроса, 9 задач с автопроверкой)

2026-09-23 16:05:09 +07:00
commit 4cd63b3d4d
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+#!/usr/bin/env python3
+"""Тест задачи 08: сравнение вывода solution.sh с эталоном на фикстуре и большом логе."""
+import os
+import random
+import subprocess
+import sys
+
+HERE = os.path.dirname(os.path.abspath(__file__))
+SCRIPT = os.path.join(HERE, "solution.sh")
+failures = 0
+
+
+def check(cond, name, extra=""):
+    global failures
+    if cond:
+        print(f"ok   {name}")
+    else:
+        print(f"FAIL {name} {extra}")
+        failures += 1
+
+
+def run(path):
+    r = subprocess.run(["bash", SCRIPT, path], capture_output=True, text=True, timeout=120)
+    return r.returncode, r.stdout, r.stderr
+
+
+def expected(lines):
+    from collections import Counter
+    ips = [l.split()[0] for l in lines if l.strip()]
+    total = len(lines)
+    cnt = Counter(ips)
+    top = sorted(cnt.items(), key=lambda kv: (-kv[1], kv[0]))[:3]
+    five = 0
+    for l in lines:
+        parts = l.split('"')
+        if len(parts) >= 3:
+            codes = parts[2].split()
+            if codes and codes[0].isdigit() and 500 <= int(codes[0]) <= 599:
+                five += 1
+    out = [f"TOTAL {total}"]
+    for ip, c in top:
+        out.append(f"TOP {ip} {c}")
+    out.append(f"5XX {five}")
+    return "\n".join(out)
+
+
+def compare(path, lines, label):
+    rc, out, err = run(path)
+    exp = expected(lines)
+    got = out.strip("\n")
+    if got != exp:
+        print(f"--- ожидалось ({label}) ---\n{exp}\n--- получено ---\n{got}")
+    check(rc == 0, f"{label}: код возврата 0 (получен {rc})", err[:300])
+    check(got == exp, f"{label}: вывод совпадает с эталоном")
+
+
+def main():
+    fixture = os.path.join(HERE, "access.log")
+    with open(fixture, encoding="utf-8") as f:
+        lines = f.read().splitlines()
+    compare(fixture, lines, "фикстура")
+
+    # пустой файл
+    empty = os.path.join(HERE, "empty.log")
+    open(empty, "w").close()
+    compare(empty, [], "пустой файл")
+
+    # большой лог: 200k строк, часть 5xx, один лидер, ничья между двумя IP
+    rng = random.Random(7)
+    big = os.path.join(HERE, "big.log")
+    ips = ["10.0.0.1"] * 50000 + ["10.0.0.2"] * 30000 + ["10.0.0.3"] * 30000
+    ips += [f"192.168.1.{i}" for i in range(1, 61)] * 10
+    ips += [f"172.16.0.{i}" for i in range(1, 21)] * 5
+    rng.shuffle(ips)
+    big_lines = []
+    for ip in ips:
+        code = rng.choice([200, 200, 200, 301, 404, 500, 502, 503])
+        big_lines.append(f'{ip} - - [23/Sep/2026:11:00:00 +0700] "GET /p HTTP/1.1" {code} 100')
+    with open(big, "w", encoding="utf-8") as f:
+        f.write("\n".join(big_lines) + "\n")
+    compare(big, big_lines, "большой лог 110k строк")
+
+    print(f"\n{'FAILURES: %d' % failures if failures else 'ALL PASS'}")
+    sys.exit(1 if failures else 0)
+
+
+if __name__ == "__main__":
+    main()