import util.util as u
from unittest.mock import patch
import pytest


def test_normalize_service_url_http():
    assert u.normalize_service_url("http://example.com") == "http://example.com"
    assert u.normalize_service_url("http://example.com/") == "http://example.com"


def test_normalize_service_url_invalid_schemes():
    with pytest.raises(ValueError, match="Invalid service url"):
        _ = u.normalize_service_url("ftp://example.com")
    with pytest.raises(ValueError, match="Invalid service url"):
        _ = u.normalize_service_url("example.com")
    with pytest.raises(ValueError, match="Invalid service url"):
        _ = u.normalize_service_url("//example.com")


def test_read_env_missing_env_var():
    data = {"token": "env:MISSING_VAR", "keep": "value"}
    with patch.dict("os.environ", {}, clear=True):
        u.read_env(data)
    assert data == {"keep": "value"}
    assert "token" not in data


def test_read_env_no_env_prefix():
    data = {"token": "literal_value", "number": 123}
    u.read_env(data)
    assert data == {"token": "literal_value", "number": 123}


def test_read_env_deeply_nested():
    data = {"level1": {"level2": {"token": "env:DEEP_TOKEN"}}}
    with patch.dict("os.environ", {"DEEP_TOKEN": "deep_secret"}):
        u.read_env(data)
    assert data["level1"]["level2"]["token"] == "deep_secret"


def test_read_env_mixed_types():
    data = {
        "string": "env:TOKEN",
        "number": 42,
        "list": [1, 2, 3],
        "none": None,
        "bool": True,
    }
    with patch.dict("os.environ", {"TOKEN": "secret"}):
        u.read_env(data)
    assert data["string"] == "secret"
    assert data["number"] == 42
    assert data["list"] == [1, 2, 3]
    assert data["none"] is None
    assert data["bool"] is True


def test_read_env_empty_dict():
    data = {}
    u.read_env(data)
    assert data == {}