import pytest
from unittest.mock import patch
# Import the tool and TextContent
from src.server import get_moving_average_position, TextContent
# ----------------------------- Fixtures & Mocks -----------------------------
def _mock_fundamentals(_ticker):
"""Return deterministic fundamentals for testing."""
return {
"price": 110.0,
"20_day_simple_moving_average": 100.0,
"50_day_simple_moving_average": 105.0,
"200_day_simple_moving_average": 120.0,
}
# ---------------------------------- Tests -----------------------------------
def test_returns_text_content_list():
"""Function should return a single TextContent object inside a list."""
with patch("src.server.finviz_client.get_stock_fundamentals", side_effect=_mock_fundamentals):
result = get_moving_average_position("AAPL")
assert isinstance(result, list)
assert len(result) == 1
assert isinstance(result[0], TextContent)
def test_output_contains_expected_values():
"""Output text should contain SMA values and correct percentage differences."""
with patch("src.server.finviz_client.get_stock_fundamentals", side_effect=_mock_fundamentals):
result = get_moving_average_position("AAPL")
text = result[0].text
# Basic headers
assert "Moving Average Position" in text
assert "20-Day SMA" in text
assert "50-Day SMA" in text
assert "200-Day SMA" in text
# Percentage calculations: 110 vs 100 = +10%; 110 vs 105 ≈ +4.76%; 110 vs 120 ≈ -8.33%
assert "+10.00% above" in text
assert "+4.76% above" in text
assert "-8.33% below" in text
