Function mcpToolDef

packages/ai-mcp/tests/tools.test.ts:24–34

* Build an MCP tool definition for `toServerTools`. The MCP-Apps `_meta.ui` * link is a custom extension not present in the SDK's base `Tool` schema, so * the assembled literal needs one cast to `McpToolDef` — centralized here * instead of scattering `as never` across each test def.

(def: {
  name: string
  description?: string
  inputSchema?: { type: 'object'; properties?: Record<string, unknown> }
  _meta?: { ui?: { resourceUri?: string } }
})

 * instead of scattering `as never` across each test def.
 */
function mcpToolDef(def: {
  name: string
  description?: string
  inputSchema?: { type: 'object'; properties?: Record<string, unknown> }
  _meta?: { ui?: { resourceUri?: string } }
}): McpToolDef {
  return {
    inputSchema: { type: 'object', properties: {} },
    ...def,
  } as McpToolDef
}

/**
 * Build a fake MCP `Client` that only implements `callTool` — the single