Capybara Ruby Integratietests Spiekbrief

Capybara Capybara helpt u webapplicaties te testen door interacties van echte gebruikers in integratie-specs te simuleren.

Navigatie & Acties

visit '/login'
visit articles_path

Links & Knoppen klikken

click_on 'Submit'           # Koppeling of knoptekst
click_button 'Save Changes'
click_link 'Log Out'

Formulierbesturing

fill_in 'Email', with: '[email protected]'
fill_in 'Password', with: 'secret'

choose 'Male'               # Keuzerondje
check 'Accept Terms'        # Selectievakje
uncheck 'Send Newsletter'

select 'California', from: 'State'
unselect 'Hawaii', from: 'State'

attach_file 'Avatar', '/path/to/image.png'

---

Scoping & Context

Beperk acties tot een specifieke DOM-knoop of formulier:

within '.modal-dialog' do
  fill_in 'Username', with: 'admin'
  click_button 'Confirm'
end

within_fieldset 'Shipping Address' do
  fill_in 'City', with: 'San Francisco'
end

within_table 'Orders' do
  expect(page).to have_content('$99.00')
end

---

RSpec Matchers

expect(page).to have_content('Welcome Back')
expect(page).to have_current_path('/dashboard')

# Elementaanwezigheid
expect(page).to have_selector('div.alert', text: 'Success')
expect(page).to have_css('button.primary')
expect(page).to have_xpath('//table/tr')

# Formulierbesturingselementen
expect(page).to have_field('First Name', with: 'John')
expect(page).to have_checked_field('Agree to Terms')
expect(page).to have_select('Role', selected: 'Developer')
expect(page).to have_button('Submit', disabled: false)
expect(page).to have_link('Profile', href: '/users/1')

# Negatieve beweringen
expect(page).to have_no_content('Error')
expect(page).not_to have_selector('.modal')

---

Query Finders

btn = find('button.submit')
btn.click

field = find_field('Email')
link  = find_link('Home')

all('li.nav-item').each do |item|
  puts item.text
end

---

JavaScript-waarschuwingen & Modals

# Accepteer browserwaarschuwing
accept_alert do
  click_button 'Show Alert'
end

# Accepteer bevestigingsmodal
accept_confirm do
  click_button 'Delete Account'
end

# Wijs bevestigingsmodal af
dismiss_confirm do
  click_button 'Cancel Order'
end

---

Foutopsporing (Debugging)

# Open gerenderde HTML-pagina in de browser
save_and_open_page

# Schermafbeelding opslaan
save_and_open_screenshot

# Voer JavaScript uit
page.execute_script("$('.dropdown').show()")
result = page.evaluate_script("window.innerWidth")