###
# ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
# Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
# SPDX-License-Identifier: Apache-2.0
# ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
###

{assert, expect} = require('chai')

Generator = require('@src/command-line/generators/generator')

describe 'Generator', ->
  options = undefined
  logger = undefined

  beforeEach ->
    options = {
      root: '.'
    }
    logger = {
      log: () -> undefined
    }

  describe '#constructor', ->
    it 'assigns args appropriately', ->
      generator = new Generator({
        options,
        logger
      })

      assert(generator.hasOwnProperty('options'), 'created options on the object as a property')
      assert(generator.hasOwnProperty('logger'), 'created logger on the object as a property')

      expect(generator.options).to.deep.equal(options)
      expect(generator.logger).to.deep.equal(logger)

  describe '#_rootPath', ->
    it 'extracts the root path from options', ->
      generator = new Generator({
        options,
        logger
      })
      expect(generator._rootPath()).to.equal('.')

  describe '#generate', ->
    it 'throws an error if you try to call generate directly', ->
      generator = new Generator({
        options,
        logger
      })

      expect(() -> generator.generate()).to.throw('Generator#generate not implemented')

    it 'throws an error if a class that extended it does not implement #generate', ->
      class MockGenerator extends Generator
        @description = 'Mock Generator'

      generator = new MockGenerator({
        options,
        logger
      })

      expect(() -> generator.generate()).to.throw('MockGenerator#generate not implemented')