"""§8 Phase B4 — /config-checkpoints aliases /snapshots.

"Config Checkpoint" is the user-facing name for a deployment config snapshot.
The snapshots blueprint serves every route under both /snapshots and
/config-checkpoints so the API matches the new wording while old callers keep
working.
"""


def test_config_checkpoints_resolves_same_handler(app, client, auth_headers):
    # Both prefixes hit the same view, so a missing app produces the identical
    # 404 response on either — proof the alias resolves to the same handler.
    snaps = client.get('/api/v1/apps/999999/snapshots', headers=auth_headers)
    ckpts = client.get('/api/v1/apps/999999/config-checkpoints', headers=auth_headers)
    assert snaps.status_code == 404
    assert ckpts.status_code == 404
    # Same body apart from the per-request id the typed error carries.
    strip = lambda body: {k: v for k, v in body.items() if k != 'request_id'}  # noqa: E731
    assert strip(ckpts.get_json()) == strip(snaps.get_json())


def test_both_route_spaces_registered(route_rules):
    # route_rules is the session app's url_map (plan 77 G3) — no second boot.
    assert any('/snapshots' in r for r in route_rules)
    assert any('/config-checkpoints' in r for r in route_rules)