Given(/^I am editing a random page with source editor$/) do
  visit EditPage
end

When(/^I click Preview$/) do
  on(EditPage).preview_element.when_present.click
end

When(/^I dismiss Welcome to Wikipedia popup$/) do
  if env.lookup(:mediawiki_environment, default: nil) == 'beta'
    on(EditPage).start_editing_element.click
  end
end

When(/^I type (.+)$/) do |write_text|
  on(EditPage).article_text = write_text
end

Then(/^the page should contain 3 \+ 2 image$/) do
  expect(on(EditPage).math_image_element.when_present).to be_visible
end