#!/usr/bin/env python3
import server as s


def test_drop_dup():
    sample = [
        {"document": "Hello", "metadata": 5},
        {"document": "World", "metadata": 8},
        {"document": "Hello", "metadata": 6},
        {"document": "Good", "metadata": 3},
        {"document": "World", "metadata": 9},
        {"document": "World\n\n", "metadata": 9},
    ]

    assert s.drop_duplicates(sample) == (["Hello", "World", "Good"], [5, 8, 3])