mcp-server-parameter-conversion.test.ts•3.17 kB
import { describe, test, expect, beforeEach, afterEach } from '@jest/globals';
import fs from 'fs-extra';
import { join } from 'path';
import { tmpdir } from 'os';
describe('MCP Server Parameter Conversion', () => {
let testDir: string;
beforeEach(async () => {
testDir = await fs.mkdtemp(join(tmpdir(), 'goldfish-mcp-params-test-'));
});
afterEach(async () => {
await fs.remove(testDir);
});
test('should convert string highlights to array format', () => {
// Simulate the type conversion logic from index.ts
const convertHighlights = (args: any) => {
const checkpointArgs = { ...args };
if (checkpointArgs.highlights !== undefined && typeof checkpointArgs.highlights === 'string') {
checkpointArgs.highlights = [checkpointArgs.highlights];
}
return checkpointArgs;
};
// Test string input
const stringInput = {
description: 'Test checkpoint',
highlights: 'Single highlight string'
};
const converted = convertHighlights(stringInput);
expect(converted.highlights).toEqual(['Single highlight string']);
expect(Array.isArray(converted.highlights)).toBe(true);
});
test('should preserve array highlights unchanged', () => {
const convertHighlights = (args: any) => {
const checkpointArgs = { ...args };
if (checkpointArgs.highlights !== undefined && typeof checkpointArgs.highlights === 'string') {
checkpointArgs.highlights = [checkpointArgs.highlights];
}
return checkpointArgs;
};
// Test array input
const arrayInput = {
description: 'Test checkpoint',
highlights: ['First highlight', 'Second highlight']
};
const converted = convertHighlights(arrayInput);
expect(converted.highlights).toEqual(['First highlight', 'Second highlight']);
expect(Array.isArray(converted.highlights)).toBe(true);
});
test('should handle undefined highlights', () => {
const convertHighlights = (args: any) => {
const checkpointArgs = { ...args };
if (checkpointArgs.highlights !== undefined && typeof checkpointArgs.highlights === 'string') {
checkpointArgs.highlights = [checkpointArgs.highlights];
}
return checkpointArgs;
};
// Test undefined input
const undefinedInput = {
description: 'Test checkpoint'
// highlights is undefined
};
const converted = convertHighlights(undefinedInput);
expect(converted.highlights).toBeUndefined();
});
test('should handle empty string highlights', () => {
const convertHighlights = (args: any) => {
const checkpointArgs = { ...args };
if (checkpointArgs.highlights !== undefined && typeof checkpointArgs.highlights === 'string') {
checkpointArgs.highlights = [checkpointArgs.highlights];
}
return checkpointArgs;
};
// Test empty string input
const emptyStringInput = {
description: 'Test checkpoint',
highlights: ''
};
const converted = convertHighlights(emptyStringInput);
expect(converted.highlights).toEqual(['']);
expect(Array.isArray(converted.highlights)).toBe(true);
});
});