import { describe, expect, it } from 'vitest'; import { extractOutputText } from '../../../src/renderer/components/chat/items/linkedTool/renderHelpers'; describe('renderHelpers', () => {  describe('extractOutputText', () => {    it('should return plain string content as-is', () => {      expect(extractOutputText('hello world')).toBe('hello world');    });     it('should pretty-print string content that is valid JSON', () => {      const json = '{"name":"test","value":42}';      expect(extractOutputText(json)).toBe('{\n  "name": "test",\n  "value": 42\n}');    });     it('should extract text from content block arrays', () => {      const content = [{ type: 'text', text: 'hello world' }];      expect(extractOutputText(content)).toBe('hello world');    });     it('should extract and pretty-print JSON from content block arrays', () => {      const inner = { teams: [{ id: '1', name: 'Test' }] };      const content = [{ type: 'text', text: JSON.stringify(inner) }];      expect(extractOutputText(content)).toBe(JSON.stringify(inner, null, 2));    });     it('should handle serialized content block arrays (string wrapping content blocks)', () => {      // This is what SemanticStepExtractor produces when content is an array      const inner = { teams: [{ id: '1', name: 'Test' }] };      const contentBlocks = [{ type: 'text', text: JSON.stringify(inner) }];      const serialized = JSON.stringify(contentBlocks);       const result = extractOutputText(serialized);      expect(result).toBe(JSON.stringify(inner, null, 2));    });     it('should handle serialized content blocks with plain text', () => {      const contentBlocks = [{ type: 'text', text: 'Some plain text\nwith newlines' }];      const serialized = JSON.stringify(contentBlocks);       const result = extractOutputText(serialized);      expect(result).toBe('Some plain text\nwith newlines');    });     it('should join multiple content blocks with newlines', () => {      const content = [        { type: 'text', text: 'first' },        { type: 'text', text: 'second' },      ];      expect(extractOutputText(content)).toBe('first\nsecond');    });     it('should stringify non-text content blocks', () => {      const content = [{ type: 'image', url: 'http://example.com/img.png' }];      const result = extractOutputText(content);      expect(result).toContain('"type": "image"');    });  });});