Function writeMCPConfig

agent/x/agentmcp/reload_internal_test.go:24–38

writeMCPConfig writes a .mcp.json file with the given server entries. Each entry maps a server name to its config.

(t *testing.T, dir string, servers map[string]mcpServerEntry)

// writeMCPConfig writes a .mcp.json file with the given server
// entries. Each entry maps a server name to its config.
func writeMCPConfig(t *testing.T, dir string, servers map[string]mcpServerEntry) string {
	t.Helper()
	path := filepath.Join(dir, ".mcp.json")
	cfg := mcpConfigFile{MCPServers: make(map[string]json.RawMessage)}
	for name, entry := range servers {
		raw, err := json.Marshal(entry)
		require.NoError(t, err)
		cfg.MCPServers[name] = raw
	}
	data, err := json.Marshal(cfg)
	require.NoError(t, err)
	err = os.WriteFile(path, data, 0o600)
	require.NoError(t, err)
	return path
}

// fakeMCPServerConfig returns a ServerConfig that launches a fake
// MCP server using the test binary re-exec pattern.