hana-cli/tests/dataDiff.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'

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

/**
 * @test Data Diff Tests
 * Test suite for the dataDiff functionality
 */
describe('@all @dataDiff', () => {
  let dataDiffCmd
  let sandbox

  beforeEach(async () => {
    sandbox = sinon.createSandbox()
    dataDiffCmd = await import('../bin/dataDiff.js')
  })

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

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

    it('should have aliases property', () => {
      expect(dataDiffCmd.aliases).to.be.an('array')
      expect(dataDiffCmd.aliases).to.include('ddiff')
      expect(dataDiffCmd.aliases).to.include('diffData')
    })

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

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

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

    it('should have inputPrompts property', () => {
      expect(dataDiffCmd.inputPrompts).to.be.an('object')
      expect(dataDiffCmd.inputPrompts).to.have.property('table1')
      expect(dataDiffCmd.inputPrompts).to.have.property('table2')
      expect(dataDiffCmd.inputPrompts).to.have.property('keyColumns')
    })
  })

  describe('diff parameters', () => {
    it('should require table1 parameter', () => {
      expect(dataDiffCmd.inputPrompts.table1.required).to.equal(true)
    })

    it('should require table2 parameter', () => {
      expect(dataDiffCmd.inputPrompts.table2.required).to.equal(true)
    })

    it('should require keyColumns parameter', () => {
      expect(dataDiffCmd.inputPrompts.keyColumns.required).to.equal(true)
    })

    it('should have optional schema1 parameter', () => {
      expect(dataDiffCmd.inputPrompts.schema1).to.exist
      expect(dataDiffCmd.inputPrompts.schema1.required).to.equal(false)
    })

    it('should have optional schema2 parameter', () => {
      expect(dataDiffCmd.inputPrompts.schema2).to.exist
      expect(dataDiffCmd.inputPrompts.schema2.required).to.equal(false)
    })

    it('should have optional compareColumns filter', () => {
      expect(dataDiffCmd.inputPrompts.compareColumns).to.exist
    })
  })

  describe('output format options', () => {
    it('should support JSON output format', () => {
      const formats = ['json', 'csv', 'summary']
      expect(formats).to.include('json')
    })

    it('should support CSV output format', () => {
      const formats = ['json', 'csv', 'summary']
      expect(formats).to.include('csv')
    })

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

    it('should default to summary format', () => {
      // Default configured in builder
      expect(dataDiffCmd.inputPrompts.format).to.exist
    })
  })

  describe('diff analysis features', () => {
    it('should detect identical rows', () => {
      expect(dataDiffCmd.inputPrompts).to.exist
    })

    it('should detect rows with differences', () => {
      expect(dataDiffCmd.inputPrompts).to.exist
    })

    it('should detect rows only in table1', () => {
      expect(dataDiffCmd.inputPrompts).to.exist
    })

    it('should detect rows only in table2', () => {
      expect(dataDiffCmd.inputPrompts).to.exist
    })

    it('should show actual values in report if requested', () => {
      expect(dataDiffCmd.inputPrompts.showValues).to.exist
    })
  })

  describe('row matching', () => {
    it('should support single key column', () => {
      expect(dataDiffCmd.inputPrompts.keyColumns.type).to.equal('string')
    })

    it('should support multiple key columns', () => {
      expect(dataDiffCmd.inputPrompts.keyColumns.type).to.equal('string')
    })

    it('should accept comma-separated key columns', () => {
      expect(dataDiffCmd.inputPrompts.keyColumns.type).to.equal('string')
    })
  })

  describe('output options', () => {
    it('should support file output for diff results', () => {
      expect(dataDiffCmd.inputPrompts.output).to.exist
    })

    it('should support row limit configuration', () => {
      expect(dataDiffCmd.inputPrompts.limit).to.exist
    })

    it('should support timeout configuration', () => {
      expect(dataDiffCmd.inputPrompts.timeout).to.exist
    })

    it('should support profile parameter', () => {
      expect(dataDiffCmd.inputPrompts.profile).to.exist
    })
  })

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

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

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

  describe('column-level difference tracking', () => {
    it('should identify specific columns that differ', () => {
      expect(dataDiffCmd.inputPrompts.compareColumns).to.exist
    })

    it('should show both table values for changed columns', () => {
      expect(dataDiffCmd.inputPrompts).to.exist
    })

    it('should support selective column comparison', () => {
      expect(dataDiffCmd.inputPrompts.compareColumns).to.exist
    })
  })

  describe('cross-schema diff', () => {
    it('should support comparing tables from different schemas', () => {
      expect(dataDiffCmd.inputPrompts.schema1).to.exist
      expect(dataDiffCmd.inputPrompts.schema2).to.exist
    })

    it('should allow same-schema comparison', () => {
      expect(dataDiffCmd.inputPrompts.schema1.required).to.equal(false)
    })
  })

  describe('reporting options', () => {
    it('should show change summary by default', () => {
      expect(dataDiffCmd.inputPrompts.format).to.exist
    })

    it('should allow detailed value reporting', () => {
      expect(dataDiffCmd.inputPrompts.showValues).to.exist
    })

    it('should support file-based reporting', () => {
      expect(dataDiffCmd.inputPrompts.output).to.exist
    })
  })
})