Files
inspector/client/src/components/__tests__/ToolsTab.test.tsx
2025-04-05 01:46:57 +05:30

145 lines
3.9 KiB
TypeScript

import { render, screen, fireEvent, act } from "@testing-library/react";
import { describe, it, expect, jest } from "@jest/globals";
import "@testing-library/jest-dom";
import ToolsTab from "../ToolsTab";
import { Tool } from "@modelcontextprotocol/sdk/types.js";
import { Tabs } from "@/components/ui/tabs";
describe("ToolsTab", () => {
const mockTools: Tool[] = [
{
name: "tool1",
description: "First tool",
inputSchema: {
type: "object" as const,
properties: {
num: { type: "number" as const },
},
},
},
{
name: "tool3",
description: "Integer tool",
inputSchema: {
type: "object" as const,
properties: {
count: { type: "integer" as const },
},
},
},
{
name: "tool2",
description: "Second tool",
inputSchema: {
type: "object" as const,
properties: {
num: { type: "number" as const },
},
},
},
];
const defaultProps = {
tools: mockTools,
listTools: jest.fn(),
clearTools: jest.fn(),
callTool: jest.fn(async () => {}),
selectedTool: null,
setSelectedTool: jest.fn(),
toolResult: null,
nextCursor: "",
error: null,
};
const renderToolsTab = (props = {}) => {
return render(
<Tabs defaultValue="tools">
<ToolsTab {...defaultProps} {...props} />
</Tabs>,
);
};
it("should reset input values when switching tools", async () => {
const { rerender } = renderToolsTab({
selectedTool: mockTools[0],
});
// Enter a value in the first tool's input
const input = screen.getByRole("spinbutton") as HTMLInputElement;
await act(async () => {
fireEvent.change(input, { target: { value: "42" } });
});
expect(input.value).toBe("42");
// Switch to second tool
rerender(
<Tabs defaultValue="tools">
<ToolsTab {...defaultProps} selectedTool={mockTools[2]} />
</Tabs>,
);
// Verify input is reset
const newInput = screen.getByRole("spinbutton") as HTMLInputElement;
expect(newInput.value).toBe("");
});
it("should handle integer type inputs", async () => {
renderToolsTab({
selectedTool: mockTools[1], // Use the tool with integer type
});
const input = screen.getByRole("spinbutton", {
name: /count/i,
}) as HTMLInputElement;
expect(input).toHaveProperty("type", "number");
fireEvent.change(input, { target: { value: "42" } });
expect(input.value).toBe("42");
const submitButton = screen.getByRole("button", { name: /run tool/i });
await act(async () => {
fireEvent.click(submitButton);
});
expect(defaultProps.callTool).toHaveBeenCalledWith(mockTools[1].name, {
count: 42,
});
});
it("should disable button and change text while tool is running", async () => {
// Create a promise that we can resolve later
let resolvePromise: ((value: unknown) => void) | undefined;
const mockPromise = new Promise((resolve) => {
resolvePromise = resolve;
});
// Mock callTool to return our promise
const mockCallTool = jest.fn().mockReturnValue(mockPromise);
renderToolsTab({
selectedTool: mockTools[0],
callTool: mockCallTool,
});
const submitButton = screen.getByRole("button", { name: /run tool/i });
expect(submitButton.getAttribute("disabled")).toBeNull();
// Click the button and verify immediate state changes
await act(async () => {
fireEvent.click(submitButton);
});
// Verify button is disabled and text changed
expect(submitButton.getAttribute("disabled")).not.toBeNull();
expect(submitButton.textContent).toBe("Running...");
// Resolve the promise to simulate tool completion
await act(async () => {
if (resolvePromise) {
await resolvePromise({});
}
});
expect(submitButton.getAttribute("disabled")).toBeNull();
});
});