"""Tests for fingerprint hashing."""
from gimme_job.utils.hashing import compute_fingerprint, normalize_for_fingerprint


def test_fingerprint_consistent():
    """Same inputs always produce the same fingerprint."""
    fp1 = compute_fingerprint("indeed", "Orthodontist", "ABC Dental", "Phoenix AZ", "https://example.com/job/1")
    fp2 = compute_fingerprint("indeed", "Orthodontist", "ABC Dental", "Phoenix AZ", "https://example.com/job/1")
    assert fp1 == fp2


def test_fingerprint_different_sites():
    """Different site_id produces different fingerprint."""
    fp1 = compute_fingerprint("indeed", "Orthodontist", "ABC Dental", "Phoenix AZ", "https://example.com/job/1")
    fp2 = compute_fingerprint("linkedin", "Orthodontist", "ABC Dental", "Phoenix AZ", "https://example.com/job/1")
    assert fp1 != fp2


def test_fingerprint_case_insensitive():
    """Fingerprint is case-insensitive for title/company/location."""
    fp1 = compute_fingerprint("indeed", "Orthodontist", "ABC Dental", "Phoenix, AZ", None)
    fp2 = compute_fingerprint("indeed", "orthodontist", "abc dental", "phoenix, az", None)
    assert fp1 == fp2


def test_fingerprint_url_strips_query():
    """URL query params are stripped for canonicalization."""
    fp1 = compute_fingerprint("indeed", "Orthodontist", "ABC", "AZ", "https://example.com/job/1?ref=abc")
    fp2 = compute_fingerprint("indeed", "Orthodontist", "ABC", "AZ", "https://example.com/job/1?ref=xyz")
    assert fp1 == fp2


def test_fingerprint_no_url():
    """Fingerprint works without a URL."""
    fp = compute_fingerprint("indeed", "Orthodontist", "ABC Dental", "Phoenix AZ", None)
    assert len(fp) == 64  # SHA256 hex digest


def test_normalize_for_fingerprint_whitespace():
    assert normalize_for_fingerprint("  hello   world  ") == "hello world"


def test_normalize_for_fingerprint_none():
    assert normalize_for_fingerprint(None) == ""