#!/usr/bin/env python3
"""Test file for array_intersection.py"""
import sys
sys.path.insert(0, '/root/.hermes/wizard-outputs/spark')
from array_intersection import array_intersection

# Test cases
tests = [
    ([1, 2, 3, 4, 5], [3, 4, 5, 6, 7], [3, 4, 5]),
    ([1, 1, 2, 2], [2, 2, 3, 3], [2]),
    ([], [1, 2, 3], []),
    ([1, 2, 3], [], []),
    (['a', 'b'], ['b', 'c'], ['b']),
]

all_passed = True
for arr1, arr2, expected in tests:
    result = array_intersection(arr1, arr2)
    if result != expected:
        print(f'FAIL: {arr1} ∩ {arr2} = {result}, expected {expected}')
        all_passed = False
    else:
        print(f'PASS: {arr1} ∩ {arr2} = {result}')

if all_passed:
    print('All tests passed!')
    sys.exit(0)
else:
    print('Some tests failed!')
    sys.exit(1)