mcp-browser/test_screen_utf8.py

101 lines
2.8 KiB
Python

#!/usr/bin/env python3
"""Test UTF-8 handling in screen peek functionality."""
import asyncio
import json
import sys
import os
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
from mcp_browser import MCPBrowser
async def test_screen_utf8():
"""Test screen peek with non-UTF8 content."""
browser = MCPBrowser(enable_builtin_servers=True)
await browser.initialize()
print("=== Testing Screen UTF-8 Handling ===\n")
# Create a test session
print("1. Creating test session...")
response = await browser.call({
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "create_session",
"arguments": {
"name": "utf8-test",
"command": "bash"
}
}
})
print(f" Result: {response.get('result', {}).get('content', [{}])[0].get('text', 'Error')}")
# Execute command that produces mixed encoding
print("\n2. Executing command with mixed encoding...")
response = await browser.call({
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "execute",
"arguments": {
"session": "utf8-test",
"command": "echo -e 'UTF-8: café\\nBinary: \\x80\\x81\\x82\\nEmoji: 🤖'"
}
}
})
print(f" Result: {response.get('result', {}).get('content', [{}])[0].get('text', 'Error')}")
# Wait a moment for output
await asyncio.sleep(0.5)
# Peek at the session
print("\n3. Peeking at session output...")
response = await browser.call({
"jsonrpc": "2.0",
"id": 3,
"method": "tools/call",
"params": {
"name": "peek",
"arguments": {
"session": "utf8-test",
"lines": 10
}
}
})
if "result" in response:
output = response["result"]["content"][0]["text"]
print(f" Output:\n{output}")
# Check if we handled the encoding properly
if "café" in output and "🤖" in output:
print("\n✓ UTF-8 encoding handled correctly!")
else:
print("\n⚠ Some UTF-8 characters may not have been decoded properly")
else:
print(f" Error: {response}")
# Clean up
print("\n4. Cleaning up...")
response = await browser.call({
"jsonrpc": "2.0",
"id": 4,
"method": "tools/call",
"params": {
"name": "kill_session",
"arguments": {"session": "utf8-test"}
}
})
print(f" Result: {response.get('result', {}).get('content', [{}])[0].get('text', 'Error')}")
await browser.close()
if __name__ == "__main__":
asyncio.run(test_screen_utf8())