mcporter/tests/cli-output-utils.test.ts

117 lines
3.8 KiB
TypeScript

import fs from 'node:fs';
import os from 'node:os';
import path from 'node:path';
import { describe, expect, it, vi } from 'vitest';
import { printCallOutput, saveCallImagesIfRequested } from '../src/cli/output-utils.js';
import { createCallResult } from '../src/result-utils.js';
describe('printCallOutput raw output', () => {
it('does not truncate long strings when printing raw output', () => {
const longText = 'x'.repeat(15000);
const log = vi.spyOn(console, 'log').mockImplementation(() => {});
const raw = { t: longText };
const wrapped = createCallResult(raw);
try {
printCallOutput(wrapped, raw, 'raw');
expect(log).toHaveBeenCalledTimes(1);
const logged = log.mock.calls[0]?.[0];
expect(typeof logged).toBe('string');
expect(logged).not.toContain('... 5000 more characters');
expect(logged).toContain(longText.slice(-50));
} finally {
log.mockRestore();
}
});
it('prints nested values beyond the default inspect depth', () => {
const log = vi.spyOn(console, 'log').mockImplementation(() => {});
const raw = {
level1: {
level2: {
level3: {
level4: {
level5: {
level6: {
leaf: 'done',
},
},
},
},
},
},
};
const wrapped = createCallResult(raw);
try {
printCallOutput(wrapped, raw, 'raw');
expect(log).toHaveBeenCalledTimes(1);
const logged = log.mock.calls[0]?.[0];
expect(typeof logged).toBe('string');
expect(logged).toContain("leaf: 'done'");
} finally {
log.mockRestore();
}
});
});
describe('saveCallImagesIfRequested', () => {
it('does nothing when no output directory is provided', () => {
const wrapped = createCallResult({
content: [{ type: 'image', mimeType: 'image/png', data: 'aGVsbG8=' }],
});
const writeSpy = vi.spyOn(fs, 'writeFileSync');
try {
saveCallImagesIfRequested(wrapped, undefined);
expect(writeSpy).not.toHaveBeenCalled();
} finally {
writeSpy.mockRestore();
}
});
it('saves image content blocks to the requested directory', () => {
const wrapped = createCallResult({
content: [{ type: 'image', mimeType: 'image/png', data: 'aGVsbG8=' }],
});
const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), 'mcporter-images-'));
const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => {});
try {
saveCallImagesIfRequested(wrapped, tempDir);
const files = fs.readdirSync(tempDir);
expect(files.length).toBe(1);
const first = files[0];
expect(first?.endsWith('.png')).toBe(true);
const outputPath = path.join(tempDir, first ?? '');
expect(fs.readFileSync(outputPath, 'utf8')).toBe('hello');
} finally {
errorSpy.mockRestore();
fs.rmSync(tempDir, { recursive: true, force: true });
}
});
it('keeps json output on stdout unchanged when saving images', () => {
const raw = {
content: [
{ type: 'json', json: { id: 1 } },
{ type: 'image', mimeType: 'image/png', data: 'aGVsbG8=' },
],
};
const wrapped = createCallResult(raw);
const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), 'mcporter-images-'));
const logSpy = vi.spyOn(console, 'log').mockImplementation(() => {});
const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => {});
try {
printCallOutput(wrapped, raw, 'json');
saveCallImagesIfRequested(wrapped, tempDir);
expect(logSpy).toHaveBeenCalledTimes(1);
expect(JSON.parse(String(logSpy.mock.calls[0]?.[0]))).toEqual({ id: 1 });
} finally {
logSpy.mockRestore();
errorSpy.mockRestore();
fs.rmSync(tempDir, { recursive: true, force: true });
}
});
});