import { IObject } from 'interfaces'
import determineHeight, { MAX_HEIGHT, ASPECT_RATIO } from './determineHeight'

describe('determineHeight', () => {
  it('should return the correct height for a given width', () => {
    const object: IObject = {
      id: 'object2',
      type: 'image',
      children: [],
      attributes: { width: 150, height: 200, name: 'object2', x: 0, y: 0 },
      layout: {},
    }
    const result = determineHeight(object)

    expect(result).toBe(100)
  })

  it('should not return a height greater than the maximum height', () => {
    const object: IObject = {
      id: 'object3',
      type: 'image',
      children: [],
      attributes: { width: 400, height: 500, name: 'object3', x: 0, y: 0 },
      layout: {},
    }
    const result = determineHeight(object)

    expect(result).toBe(220)
  })

  it('should return the maximum height if the input object does not have a width attribute', () => {
    const object: IObject = {
      id: 'object4',
      type: 'image',
      children: [],
      // @ts-ignore
      attributes: { height: 200, name: 'object4', x: 0, y: 0 },
      layout: {},
    }
    const result = determineHeight(object)

    expect(result).toBe(MAX_HEIGHT)
  })

  it('should return the maximum height if the input width is zero', () => {
    const object: IObject = {
      id: 'object6',
      type: 'image',
      children: [],
      attributes: { width: 0, height: 200, name: 'object6', x: 0, y: 0 },
      layout: {},
    }
    const result = determineHeight(object)

    expect(result).toBe(MAX_HEIGHT)
  })

  it('should round the result correctly', () => {
    const object: IObject = {
      id: 'object7',
      type: 'image',
      children: [],
      attributes: { width: 199, height: 200, name: 'object7', x: 0, y: 0 },
      layout: {},
    }
    const result = determineHeight(object)

    expect(result).toBe(Math.round(199 * ASPECT_RATIO))
  })
})