Add character creation flow with description prompt

src/mudlib/creation.py

@@ -0,0 +1,36 @@
+"""Character creation flow for new players."""
+
+
+async def character_creation(
+    name: str,
+    read_func,
+    write_func,
+) -> dict:
+    """Run character creation prompts for a new player.
+
+    Args:
+        name: Player name
+        read_func: Async function to read a line of input (returns str or None)
+        write_func: Async function to write output
+
+    Returns:
+        Dict with creation data: {"description": str}
+    """
+    await write_func("\r\n--- Character Creation ---\r\n\r\n")
+    await write_func(
+        "Describe yourself in a short sentence or two.\r\n"
+        "(This is what others see when they look at you.)\r\n\r\n"
+    )
+    await write_func("Description: ")
+
+    desc_input = await read_func()
+    description = ""
+    if desc_input is not None:
+        description = desc_input.strip()
+
+    if description:
+        await write_func(f'\r\nYou will be known as: "{description}"\r\n')
+    else:
+        await write_func("\r\nNo description set. You can change it later.\r\n")
+
+    return {"description": description}

tests/test_creation.py

@@ -0,0 +1,96 @@
+"""Tests for character creation flow."""
+
+from collections import deque
+
+import pytest
+
+from mudlib.creation import character_creation
+
+
+async def make_io(inputs):
+    """Create mock read/write functions."""
+    input_queue = deque(inputs)
+    output = []
+
+    async def read_func():
+        if input_queue:
+            return input_queue.popleft()
+        return None
+
+    async def write_func(msg):
+        output.append(msg)
+
+    return read_func, write_func, output
+
+
+@pytest.mark.asyncio
+async def test_character_creation_with_description():
+    """Test providing a description returns it."""
+    read_func, write_func, output = await make_io(
+        ["A wandering swordsman with a mysterious past."]
+    )
+
+    result = await character_creation("TestPlayer", read_func, write_func)
+
+    assert result["description"] == "A wandering swordsman with a mysterious past."
+    assert any("Character Creation" in msg for msg in output)
+    assert any("Description:" in msg for msg in output)
+    assert any("A wandering swordsman with a mysterious past." in msg for msg in output)
+
+
+@pytest.mark.asyncio
+async def test_character_creation_empty_input():
+    """Test empty input returns empty string."""
+    read_func, write_func, output = await make_io([""])
+
+    result = await character_creation("TestPlayer", read_func, write_func)
+
+    assert result["description"] == ""
+    assert any("No description set" in msg for msg in output)
+
+
+@pytest.mark.asyncio
+async def test_character_creation_none_input():
+    """Test None input (disconnect) returns empty string."""
+    read_func, write_func, output = await make_io([None])
+
+    result = await character_creation("TestPlayer", read_func, write_func)
+
+    assert result["description"] == ""
+    assert any("No description set" in msg for msg in output)
+
+
+@pytest.mark.asyncio
+async def test_character_creation_prompts():
+    """Test the output includes the prompts."""
+    read_func, write_func, output = await make_io(["Test description"])
+
+    await character_creation("TestPlayer", read_func, write_func)
+
+    output_text = "".join(output)
+    assert "Character Creation" in output_text
+    assert "Describe yourself" in output_text
+    assert "This is what others see when they look at you" in output_text
+    assert "Description:" in output_text
+
+
+@pytest.mark.asyncio
+async def test_character_creation_confirmation():
+    """Test the confirmation message includes the description."""
+    read_func, write_func, output = await make_io(["A fierce warrior"])
+
+    await character_creation("TestPlayer", read_func, write_func)
+
+    output_text = "".join(output)
+    assert "You will be known as:" in output_text
+    assert "A fierce warrior" in output_text
+
+
+@pytest.mark.asyncio
+async def test_character_creation_strips_whitespace():
+    """Test that leading/trailing whitespace is stripped."""
+    read_func, write_func, output = await make_io(["  A nimble thief  "])
+
+    result = await character_creation("TestPlayer", read_func, write_func)
+
+    assert result["description"] == "A nimble thief"