<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">import Data from '../../../src/dom/data.js'
import { clearFixture, getFixture } from '../../helpers/fixture.js'

describe('Data', () =&gt; {
  const TEST_KEY = 'bs.test'
  const UNKNOWN_KEY = 'bs.unknown'
  const TEST_DATA = {
    test: 'bsData'
  }

  let fixtureEl
  let div

  beforeAll(() =&gt; {
    fixtureEl = getFixture()
  })

  beforeEach(() =&gt; {
    fixtureEl.innerHTML = '&lt;div&gt;&lt;/div&gt;'
    div = fixtureEl.querySelector('div')
  })

  afterEach(() =&gt; {
    Data.remove(div, TEST_KEY)
    clearFixture()
  })

  it('should return null for unknown elements', () =&gt; {
    const data = { ...TEST_DATA }

    Data.set(div, TEST_KEY, data)

    expect(Data.get(null)).toBeNull()
    expect(Data.get(undefined)).toBeNull()
    expect(Data.get(document.createElement('div'), TEST_KEY)).toBeNull()
  })

  it('should return null for unknown keys', () =&gt; {
    const data = { ...TEST_DATA }

    Data.set(div, TEST_KEY, data)

    expect(Data.get(div, null)).toBeNull()
    expect(Data.get(div, undefined)).toBeNull()
    expect(Data.get(div, UNKNOWN_KEY)).toBeNull()
  })

  it('should store data for an element with a given key and return it', () =&gt; {
    const data = { ...TEST_DATA }

    Data.set(div, TEST_KEY, data)

    expect(Data.get(div, TEST_KEY)).toEqual(data)
  })

  it('should overwrite data if something is already stored', () =&gt; {
    const data = { ...TEST_DATA }
    const copy = { ...data }

    Data.set(div, TEST_KEY, data)
    Data.set(div, TEST_KEY, copy)

    // Using `toBe` since spread creates a shallow copy
    expect(Data.get(div, TEST_KEY)).not.toBe(data)
    expect(Data.get(div, TEST_KEY)).toBe(copy)
  })

  it('should do nothing when an element has nothing stored', () =&gt; {
    Data.remove(div, TEST_KEY)

    expect().nothing()
  })

  it('should remove nothing for an unknown key', () =&gt; {
    const data = { ...TEST_DATA }

    Data.set(div, TEST_KEY, data)
    Data.remove(div, UNKNOWN_KEY)

    expect(Data.get(div, TEST_KEY)).toEqual(data)
  })

  it('should remove data for a given key', () =&gt; {
    const data = { ...TEST_DATA }

    Data.set(div, TEST_KEY, data)
    Data.remove(div, TEST_KEY)

    expect(Data.get(div, TEST_KEY)).toBeNull()
  })

  it('should console.error a message if called with multiple keys', () =&gt; {
    console.error = jasmine.createSpy('console.error')

    const data = { ...TEST_DATA }
    const copy = { ...data }

    Data.set(div, TEST_KEY, data)
    Data.set(div, UNKNOWN_KEY, copy)

    expect(console.error).toHaveBeenCalled()
    expect(Data.get(div, UNKNOWN_KEY)).toBeNull()
  })
})
</pre></body></html>