199 lines
7.4 KiB
Python
199 lines
7.4 KiB
Python
"""See & drive tools with fake QMP; screendump writes a synthetic PNG."""
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import struct
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import pytest
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from fastmcp import Client
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from fastmcp.exceptions import ToolError
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from conftest import FakeQMPClient, result_data, write_registry
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from mcqemu.server import mcp
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from test_lifecycle import seeded_record
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def fake_png(width: int, height: int) -> bytes:
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"""Just enough PNG for signature + IHDR dimension parsing."""
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return (
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b"\x89PNG\r\n\x1a\n"
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+ b"\x00\x00\x00\x0dIHDR"
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+ struct.pack(">II", width, height)
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+ b"\x08\x06\x00\x00\x00"
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+ b"\x00" * 16
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)
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def arm_screendump(width=640, height=480):
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def handler(args):
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with open(args["filename"], "wb") as f:
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f.write(fake_png(width, height))
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return {}
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FakeQMPClient.responses["screendump"] = handler
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async def test_screenshot_returns_png_image(dirs, fake_qmp):
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arm_screendump()
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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result = await client.call_tool("vm_screenshot", {"name": "vm1"})
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block = result.content[0]
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assert block.type == "image"
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assert block.mimeType == "image/png"
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call = next(a for c, a in FakeQMPClient.calls if c == "screendump")
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assert call["format"] == "png"
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async def test_send_keys_chords(dirs, fake_qmp):
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FakeQMPClient.responses["send-key"] = {}
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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data = result_data(
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await client.call_tool(
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"vm_send_keys", {"name": "vm1", "keys": ["ctrl-alt-f2", "enter"], "delay_ms": 0}
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)
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)
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assert data["keys_sent"] == 2
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sent = [a["keys"] for c, a in FakeQMPClient.calls if c == "send-key"]
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assert sent[0] == [
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{"type": "qcode", "data": "ctrl"},
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{"type": "qcode", "data": "alt"},
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{"type": "qcode", "data": "f2"},
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]
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assert sent[1] == [{"type": "qcode", "data": "ret"}]
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async def test_send_keys_unknown_key(dirs, fake_qmp):
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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with pytest.raises(ToolError, match="Unknown key"):
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await client.call_tool("vm_send_keys", {"name": "vm1", "keys": ["warpdrive"]})
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async def test_type_text_with_shift_and_enter(dirs, fake_qmp):
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FakeQMPClient.responses["send-key"] = {}
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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data = result_data(
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await client.call_tool(
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"vm_type_text", {"name": "vm1", "text": "Hi!", "enter": True, "delay_ms": 0}
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)
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)
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assert data["characters_typed"] == 4 # H, i, !, Enter
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sent = [a["keys"] for c, a in FakeQMPClient.calls if c == "send-key"]
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assert sent[0] == [{"type": "qcode", "data": "shift"}, {"type": "qcode", "data": "h"}]
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assert sent[1] == [{"type": "qcode", "data": "i"}]
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assert sent[2] == [{"type": "qcode", "data": "shift"}, {"type": "qcode", "data": "1"}]
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assert sent[3] == [{"type": "qcode", "data": "ret"}]
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async def test_click_scales_to_abs_space(dirs, fake_qmp):
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arm_screendump(width=640, height=480)
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FakeQMPClient.responses["input-send-event"] = {}
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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data = result_data(await client.call_tool("vm_click", {"name": "vm1", "x": 320, "y": 240}))
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assert "left at (320, 240)" in data["clicked"]
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events = [a["events"] for c, a in FakeQMPClient.calls if c == "input-send-event"]
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move = events[0]
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assert move[0]["data"] == {"axis": "x", "value": int(320 * 32767 / 639)}
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assert move[1]["data"] == {"axis": "y", "value": int(240 * 32767 / 479)}
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assert events[1][0]["data"] == {"down": True, "button": "left"}
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assert events[2][0]["data"] == {"down": False, "button": "left"}
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async def test_click_outside_display_rejected(dirs, fake_qmp):
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arm_screendump(width=640, height=480)
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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with pytest.raises(ToolError, match="outside"):
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await client.call_tool("vm_click", {"name": "vm1", "x": 9999, "y": 10})
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async def test_serial_read_tail(dirs, fake_qmp):
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record = seeded_record(dirs, "vm1", serial_log=str(dirs.state / "serial.log"))
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(dirs.state / "serial.log").write_text("\n".join(f"line{i}" for i in range(100)))
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write_registry(dirs, record)
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async with Client(mcp) as client:
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data = result_data(
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await client.call_tool("vm_serial_read", {"name": "vm1", "tail_lines": 3})
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)
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assert data["total_lines"] == 100
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assert data["tail"] == "line97\nline98\nline99"
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def hmp_calls():
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return [a["command-line"] for c, a in FakeQMPClient.calls if c == "human-monitor-command"]
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async def test_mouse_move_chunks_deltas(dirs, fake_qmp):
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FakeQMPClient.responses["human-monitor-command"] = ""
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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data = result_data(
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await client.call_tool(
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"vm_mouse_move", {"name": "vm1", "dx": 70, "dy": -75, "step": 32}
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)
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)
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assert data["moved"] == [70, -75]
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assert hmp_calls() == [
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"mouse_move 32 0",
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"mouse_move 32 0",
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"mouse_move 6 0",
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"mouse_move 0 -32",
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"mouse_move 0 -32",
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"mouse_move 0 -11",
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]
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async def test_mouse_move_home_pins_to_corner(dirs, fake_qmp):
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arm_screendump(width=320, height=200)
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FakeQMPClient.responses["human-monitor-command"] = ""
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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data = result_data(
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await client.call_tool(
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"vm_mouse_move", {"name": "vm1", "home": "bottom-right", "step": 100}
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)
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)
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assert data["homed"] == "bottom-right"
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moves = hmp_calls()
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# ceil(320/100) + 2 = 6 homing steps, all toward +x/+y
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assert moves == ["mouse_move 100 100"] * 6
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async def test_mouse_move_home_top_left_direction(dirs, fake_qmp):
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arm_screendump(width=100, height=100)
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FakeQMPClient.responses["human-monitor-command"] = ""
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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await client.call_tool("vm_mouse_move", {"name": "vm1", "home": "top-left", "step": 50})
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assert set(hmp_calls()) == {"mouse_move -50 -50"}
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async def test_mouse_move_click_sequence(dirs, fake_qmp):
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FakeQMPClient.responses["human-monitor-command"] = ""
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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data = result_data(
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await client.call_tool(
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"vm_mouse_move", {"name": "vm1", "click": "left", "double": True}
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)
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)
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assert data["clicked"] == "left double"
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assert hmp_calls() == ["mouse_button 1", "mouse_button 0"] * 2
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async def test_mouse_move_right_click(dirs, fake_qmp):
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FakeQMPClient.responses["human-monitor-command"] = ""
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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await client.call_tool("vm_mouse_move", {"name": "vm1", "click": "right"})
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assert hmp_calls() == ["mouse_button 2", "mouse_button 0"]
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async def test_mouse_move_rejects_bad_step(dirs, fake_qmp):
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write_registry(dirs, seeded_record(dirs, "vm1"))
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async with Client(mcp) as client:
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with pytest.raises(ToolError, match="step"):
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await client.call_tool("vm_mouse_move", {"name": "vm1", "dx": 10, "step": 500})
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