import { describe, it, expect, beforeEach } from 'vitest'
import { ISO27001Mapper } from '../../../src/compliance/ISO27001Mapper.js'

describe('ISO27001Mapper', () => {
  let mapper: ISO27001Mapper

  beforeEach(() => {
    mapper = new ISO27001Mapper()
  })

  describe('getControl()', () => {
    it('should return the logging control as implemented', () => {
      const control = mapper.getControl('A.8.15')
      expect(control).toBeDefined()
      expect(control!.implemented).toBe(true)
      expect(control!.theme).toBe('technological')
    })

    it('should return physical security as a gap', () => {
      const control = mapper.getControl('A.7.1')
      expect(control).toBeDefined()
      expect(control!.implemented).toBe(false)
      expect(control!.theme).toBe('physical')
      expect(control!.gapNote).toBeTruthy()
    })

    it('should return undefined for unknown control', () => {
      expect(mapper.getControl('A.99.99')).toBeUndefined()
    })
  })

  describe('getCoverage()', () => {
    it('should compute covered/total/gaps consistently', () => {
      const coverage = mapper.getCoverage()
      expect(coverage.covered + coverage.gaps.length).toBe(coverage.total)
    })
  })

  describe('getAllMappings()', () => {
    it('should return a frozen array of mappings', () => {
      const mappings = mapper.getAllMappings()
      expect(Object.isFrozen(mappings)).toBe(true)
      expect(mappings.length).toBeGreaterThan(0)
    })
  })
})