import pytest
from pathlib import Path
from aggregate import build_tier1_context, build_tier2_context, build_tier3_context

def test_build_tier1_context_exists():
    # This should fail if the function is not defined
    file_items = [
        {"path": Path("conductor/product.md"), "entry": "conductor/product.md", "content": "Product content", "error": False},
        {"path": Path("other.py"), "entry": "other.py", "content": "Other content", "error": False}
    ]
    history = ["User: hello", "AI: hi"]
    
    result = build_tier1_context(file_items, Path("."), [], history)
    
    assert "Product content" in result
    # other.py should be summarized, not full content in a code block
    assert "Other content" not in result or "Summarized" in result # Assuming summary format

def test_build_tier2_context_exists():
    file_items = [
        {"path": Path("other.py"), "entry": "other.py", "content": "Other content", "error": False}
    ]
    history = ["User: hello"]
    result = build_tier2_context(file_items, Path("."), [], history)
    assert "Other content" in result

def test_build_tier3_context_exists():
    file_items = [
        {"path": Path("focus.py"), "entry": "focus.py", "content": "Focus content", "error": False},
        {"path": Path("other.py"), "entry": "other.py", "content": "Other content", "error": False}
    ]
    history = ["User: hello"]
    result = build_tier3_context(file_items, Path("."), [], history, focus_files=["focus.py"])
    
    assert "Focus content" in result
    assert "Other content" not in result