describe('Oil Reference Excel Export', () => {
  let adminToken

  before(() => {
    cy.getAdminToken().then(token => { adminToken = token })
  })

  beforeEach(() => {
    cy.visit('/oils', {
      onBeforeLoad(win) {
        win.localStorage.setItem('oil_auth_token', adminToken)
      }
    })
    cy.get('.oil-chip, .oils-grid', { timeout: 10000 }).should('exist')
  })

  it('shows the Excel export button for admins', () => {
    cy.contains('button', '📥 导出Excel').should('be.visible')
  })

  it('clicking Excel export shows success toast', () => {
    cy.window().then(win => {
      cy.stub(win.HTMLAnchorElement.prototype, 'click').returns(undefined)
    })
    cy.contains('button', '📥 导出Excel').click()
    cy.get('.toast', { timeout: 10000 }).should('contain', '导出成功')
  })
})