CodeRAG

import { JavaParser } from '../../../src/scanner/parsers/java-parser.js'; describe('JavaParser', () => { let parser: JavaParser; beforeEach(() => { parser = new JavaParser(); jest.clearAllMocks(); }); describe('canParse', () => { test('should accept Java files', () => { expect(parser.canParse('Test.java')).toBe(true); expect(parser.canParse('MyClass.java')).toBe(true); expect(parser.canParse('/path/to/File.java')).toBe(true); }); test('should reject non-Java files', () => { expect(parser.canParse('test.ts')).toBe(false); expect(parser.canParse('test.js')).toBe(false); expect(parser.canParse('test.py')).toBe(false); expect(parser.canParse('test.txt')).toBe(false); }); test('should handle case insensitive extensions', () => { expect(parser.canParse('Test.JAVA')).toBe(true); expect(parser.canParse('Test.Java')).toBe(true); }); }); describe('parseFile', () => { const projectId = 'test-project'; const filePath = '/test/Test.java'; test('should handle empty file', async () => { const result = await parser.parseFile(filePath, '', projectId); expect(result.entities).toEqual([]); expect(result.relationships).toEqual([]); // Empty file might generate parsing errors - that's acceptable expect(Array.isArray(result.errors)).toBe(true); }); test('should return valid parse result structure', async () => { const javaCode = `package com.test; public class TestClass { public void method() {} }`; const result = await parser.parseFile(filePath, javaCode, projectId); expect(result).toHaveProperty('entities'); expect(result).toHaveProperty('relationships'); expect(result).toHaveProperty('errors'); expect(Array.isArray(result.entities)).toBe(true); expect(Array.isArray(result.relationships)).toBe(true); expect(Array.isArray(result.errors)).toBe(true); }); test('should handle simple Java code without throwing', async () => { const javaCode = ` package com.test; public class TestClass { private String name; public TestClass(String name) { this.name = name; } public String getName() { return name; } } `; expect(async () => { await parser.parseFile(filePath, javaCode, projectId); }).not.toThrow(); }); test('should handle syntax errors gracefully', async () => { const javaCode = ` package com.test; public class TestClass { // Missing closing brace public void method() { } `; const result = await parser.parseFile(filePath, javaCode, projectId); // Should not throw, may have errors in result expect(result).toBeDefined(); expect(result).toHaveProperty('entities'); expect(result).toHaveProperty('relationships'); expect(result).toHaveProperty('errors'); }); }); });