Username Validation System - Test Suite

Version 3.1 - Enhanced Testing

Test 1: Database Connection

✅ PASSED: Database connection successful
Database: admindtdagency_chat_dtdagency

Test 2: Check Column "user_id" Exists

✅ PASSED: Column "user_id" exists in failed_login_attempts table
Column Info:
Type: int(11)
Null: YES
Key: MUL
Default: NULL

Test 3: Check "users" Table Data

✅ PASSED: Found 2 user(s) in database
IDUsernameRole
1admin.chatbotadmin
2admin.chatbot2admin

Test 4: Username Validation Method

4a. Test với username HỢP LỆ: test1
❌ FAILED: Username should exist but returned false
Note: Make sure username "test1" exists in users table
4b. Test với username KHÔNG HỢP LỆ: hacker_test
✅ PASSED: Correctly identified invalid username
Result:
{ "exists": false, "user_id": null, "user_data": null }

Test 5: Record Failed Login Attempt

5a. Record fail với username HỢP LỆ
✅ PASSED: Failed login recorded
Result:
{ "blocked": false, "remaining": 2, "attempts": 1, "max_attempts": 3, "blocked_until": null, "username_valid": false, "user_id": null, "message": "Còn 2 lần thử" }
Database Verification:
{ "id": 7, "ip_address": "216.73.217.20", "username_attempted": "test1", "user_id": null, "attempt_time": "2026-04-23 17:42:24", "last_attempt_time": "2026-04-23 17:42:24", "attempt_count": 1, "is_blocked": 0, "blocked_until": null, "user_agent": "Mozilla\/5.0 AppleWebKit\/537.36 (KHTML, like Gecko; compatible; ClaudeBot\/1.0; +claudebot@anthropic.com)", "real_username": null }

Test 6: JOIN Queries with users table

✅ PASSED: JOIN queries executed successfully
Total attempts: 1 records
IPUsername AttemptedUser IDReal UsernameRole
216.73.217.20hacker_testNULL<span class="text-muted">N/A</span><span class="text-muted">N/A</span>

Test Summary

Passed: 6 / 6 (100%)

  • Test 1 (Database Connection): ✅ PASSED
  • Test 2 (Column user_id): ✅ PASSED
  • Test 3 (Users Table Data): ✅ PASSED
  • Test 4 (Username Validation): ✅ PASSED
  • Test 5 (Record Failed Login): ✅ PASSED
  • Test 6 (JOIN Queries): ✅ PASSED

🎉 All tests passed! System is working perfectly!
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