hana-cli/tests/export.Test.js

HANA Developer Command Line Interface

// @ts-nocheck
import * as chai from 'chai'
import * as chaiAsPromised from 'chai-as-promised'
import sinon from 'sinon'
import * as fs from 'fs'
import yargsModule from 'yargs'

chai.use(chaiAsPromised.default)
const expect = chai.expect
const yargs = yargsModule

/**
 * @test Export Command Tests
 * Test suite for the export functionality
 */
describe('@all @export', () => {
  let exportCmd
  let sandbox
  let dbClientStub

  beforeEach(async () => {
    sandbox = sinon.createSandbox()
    exportCmd = await import('../bin/export.js')
    
    // Stub database client
    dbClientStub = {
      connect: sandbox.stub().resolves(),
      disconnect: sandbox.stub().resolves(),
      execSQL: sandbox.stub(),
      getKind: sandbox.stub().returns('hana')
    }
  })

  afterEach(() => {
    sandbox.restore()
  })

  describe('export command structure', () => {
    it('should have command property set to "export"', () => {
      expect(exportCmd.command).to.equal('export')
    })

    it('should have aliases property', () => {
      expect(exportCmd.aliases).to.be.an('array')
      expect(exportCmd.aliases).to.include('exp')
      expect(exportCmd.aliases).to.include('downloadData')
    })

    it('should have describe property', () => {
      expect(exportCmd.describe).to.exist
    })

    it('should have builder property', () => {
      expect(exportCmd.builder).to.be.a('function')
    })

    it('should have handler property', () => {
      expect(exportCmd.handler).to.be.a('function')
    })

    it('should have inputPrompts property', () => {
      expect(exportCmd.inputPrompts).to.be.an('object')
      expect(exportCmd.inputPrompts).to.have.property('table')
      expect(exportCmd.inputPrompts).to.have.property('output')
      expect(exportCmd.inputPrompts).to.have.property('format')
    })
  })

  describe('builder configuration', () => {
    it('should accept table parameter', () => {
      const argv = { table: 'EMPLOYEES' }
      expect(argv).to.have.property('table')
    })

    it('should accept format parameter with choices', () => {
      const formats = ['csv', 'excel', 'json']
      formats.forEach(format => {
        expect(formats).to.include(format)
      })
    })

    it('should accept limit parameter', () => {
      const argv = { limit: 1000 }
      expect(argv.limit).to.equal(1000)
    })

    it('should have default values', () => {
      expect(exportCmd.inputPrompts.limit).to.exist
      expect(exportCmd.inputPrompts.limit.type).to.equal('number')
      expect(exportCmd.inputPrompts.limit.required).to.equal(false)
    })

    it('should default schema to CURRENT_SCHEMA when omitted', async () => {
      const parser = exportCmd.builder(yargs([])
        .help(false)
        .version(false)
        .exitProcess(false))

      const argv = await parser.parse(['--table', 'DUMMY', '--output', 'dummy.json', '--format', 'json'])
      expect(argv.schema).to.equal('**CURRENT_SCHEMA**')
    })

    it('should parse explicit schema value', async () => {
      const parser = exportCmd.builder(yargs([])
        .help(false)
        .version(false)
        .exitProcess(false))

      const argv = await parser.parse(['--table', 'DUMMY', '--output', 'dummy.json', '--format', 'json', '--schema', 'MYSCHEMA'])
      expect(argv.schema).to.equal('MYSCHEMA')
    })
  })

  describe('inputPrompts configuration', () => {
    it('should have table prompt required', () => {
      expect(exportCmd.inputPrompts.table.required).to.equal(true)
    })

    it('should have output prompt required', () => {
      expect(exportCmd.inputPrompts.output.required).to.equal(true)
    })

    it('should have format prompt with string type', () => {
      expect(exportCmd.inputPrompts.format).to.exist
      expect(exportCmd.inputPrompts.format.type).to.equal('string')
    })

    it('should have where clause as optional', () => {
      expect(exportCmd.inputPrompts.where.required).to.equal(false)
    })

    it('should have null value option', () => {
      expect(exportCmd.inputPrompts.nullValue).to.exist
    })
  })

  describe('export data scenarios', () => {
    it('should support CSV export format', () => {
      const formats = ['csv', 'excel', 'json']
      expect(formats).to.include('csv')
    })

    it('should support Excel export format', () => {
      const formats = ['csv', 'excel', 'json']
      expect(formats).to.include('excel')
    })

    it('should support JSON export format', () => {
      const formats = ['csv', 'excel', 'json']
      expect(formats).to.include('json')
    })

    it('should support WHERE clause filtering', () => {
      expect(exportCmd.inputPrompts).to.have.property('where')
    })

    it('should support column selection', () => {
      expect(exportCmd.inputPrompts).to.have.property('columns')
    })

    it('should support row limiting', () => {
      expect(exportCmd.inputPrompts).to.have.property('limit')
    })

    it('should support ORDER BY clause', () => {
      expect(exportCmd.inputPrompts).to.have.property('orderby')
    })
  })

  describe('handler function', () => {
    it('should be an async function', () => {
      expect(exportCmd.handler.constructor.name).to.equal('AsyncFunction')
    })

    it('should accept argv parameter', () => {
      const argv = { table: 'TEST' }
      expect(typeof exportCmd.handler).to.equal('function')
    })
  })

  describe('export options validation', () => {
    it('should have profile option for connection switching', () => {
      expect(exportCmd.inputPrompts).to.have.property('profile')
    })

    it('should have timeout configuration', () => {
      expect(exportCmd.builder).to.be.a('function')
    })

    it('should support CSV delimiter configuration', () => {
      expect(exportCmd.inputPrompts).to.have.property('delimiter')
    })

    it('should support include headers option', () => {
      expect(exportCmd.inputPrompts).to.have.property('includeHeaders')
    })
  })

  describe('CSV export specific features', () => {
    it('should handle CSV delimiter option', () => {
      expect(exportCmd.inputPrompts.delimiter).to.exist
    })

    it('should handle header row inclusion', () => {
      expect(exportCmd.inputPrompts.includeHeaders).to.exist
    })

    it('should handle NULL value replacement', () => {
      expect(exportCmd.inputPrompts.nullValue).to.exist
    })
  })

  describe('error handling', () => {
    it('should have error handling for missing table', () => {
      // Validation would occur in handler
      expect(exportCmd.inputPrompts.table.required).to.equal(true)
    })

    it('should have error handling for invalid format', () => {
      const validFormats = ['csv', 'excel', 'json']
      expect(validFormats.length).to.equal(3)
    })

    it('should require output file path', () => {
      expect(exportCmd.inputPrompts.output.required).to.equal(true)
    })
  })

  describe('command aliases', () => {
    it('should support "exp" alias', () => {
      expect(exportCmd.aliases).to.include('exp')
    })

    it('should support "downloadData" alias', () => {
      expect(exportCmd.aliases).to.include('downloadData')
    })

    it('should support "downloaddata" lowercase alias', () => {
      expect(exportCmd.aliases).to.include('downloaddata')
    })
  })
})