Module: Wist

Defined in:
lib/wist.rb

Defined Under Namespace

Modules: Helpers

Class Attribute Summary collapse

Instance Method Summary collapse

Class Attribute Details

.rspec ⇒ Object

Returns the value of attribute rspec.



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# File 'lib/wist.rb', line 11

def rspec
  @rspec
end

Instance Method Details

#alert_accept(expected_msg = false) ⇒ Object 



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# File 'lib/wist.rb', line 80

def alert_accept(expected_msg = false)
  page.execute_script "window.alert = function(msg) { window.lastAlertMsg = msg; }"
  yield

  wait_until do
    get_js('window.lastAlertMsg') == expected_msg
  end if expected_msg
end

#assert_el_has_link(selector, link) ⇒ Object 



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# File 'lib/wist.rb', line 210

def assert_el_has_link(selector, link)
  wist_assert(get_js("$('#{selector}').attr('href')"), link)
end

#assert_text(text, el) ⇒ Object 



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# File 'lib/wist.rb', line 164

def assert_text(text, el)
  wist_assert(el.text, text)
end

#assert_text_include(text, el) ⇒ Object 



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# File 'lib/wist.rb', line 168

def assert_text_include(text, el)
  wist_assert(el.text.include?(text), true)
end

#click(*args) ⇒ Object 



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# File 'lib/wist.rb', line 43

def click(*args)
  find(*args).click
end

#click_by_text(selector, text, text_include: true, downcase: true) ⇒ Object 



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# File 'lib/wist.rb', line 176

def click_by_text(selector, text, text_include: true, downcase: true)
  all_with_wait(selector, visible: true).find do |el|
    el_text = downcase ? el.text.downcase : el.text
    text_include ? el_text.include?(text) : el_text == text
  end.click
end

#do_instantly ⇒ Object 



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# File 'lib/wist.rb', line 194

def do_instantly
  lambda do
    default_wait_time = Capybara.default_wait_time
    @old_wait_time = default_wait_time if default_wait_time > 0
  end.()
  Capybara.default_wait_time = 0

  begin
    yield
  rescue => e
    raise(e)
  ensure
    Capybara.default_wait_time = @old_wait_time
  end
end

#driver ⇒ Object 



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# File 'lib/wist.rb', line 65

def driver
  page.driver.browser
end

#get_js(code) ⇒ Object 



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# File 'lib/wist.rb', line 89

def get_js(code)
  page.evaluate_script code
end

#get_val(selector) ⇒ Object 



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# File 'lib/wist.rb', line 97

def get_val(selector)
  find(selector).value
end

#has_class?(el, class_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/wist.rb', line 106

def has_class?(el, class_name)
  klass = el[:class]
  return false if Helpers.blank?(klass)
  klass.split(' ').include?(class_name)
end

#has_css_instant?(*args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/wist.rb', line 190

def has_css_instant?(*args)
  do_instantly { has_css?(*args) }
end

#interact_with_confirm(accept = true) ⇒ Object 



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# File 'lib/wist.rb', line 76

def interact_with_confirm(accept = true)
  page.execute_script("window.confirm = function() { return #{accept.to_json} }")
end

#jquery_selector(selector) ⇒ Object 



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# File 'lib/wist.rb', line 93

def jquery_selector(selector)
  "$('#{selector}')"
end

#parent(el) ⇒ Object 



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# File 'lib/wist.rb', line 172

def parent(el)
  el.first(:xpath, './/..')
end

#refresh ⇒ Object 



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# File 'lib/wist.rb', line 126

def refresh
  visit current_url
end

#scroll_to(selector) ⇒ Object 



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# File 'lib/wist.rb', line 139

def scroll_to(selector)
  page.execute_script("#{jquery_selector('html, body')}.scrollTop(#{jquery_selector(selector)}.offset().top)")
end

#set_cookie(k, v) ⇒ Object 



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# File 'lib/wist.rb', line 47

def set_cookie(k, v)
  page.execute_script <<-eos
    (function (e,t,n){var r=new Date;r.setDate(r.getDate()+n);var i=escape(t)+(n==null?"":"; expires="+r.toUTCString());document.cookie=e+"="+i}
    (#{k.to_json}, #{v.to_json}));
  eos
end

#set_input_and_press_enter(selector, val) ⇒ Object 



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# File 'lib/wist.rb', line 101

def set_input_and_press_enter(selector, val)
  wait_til_element_visible(selector)
  page.execute_script("#{jquery_selector(selector)}.val('#{val}').trigger({type: 'keydown', which: 13}).trigger({ type: 'keypress', which: 13})")
end

#set_value_and_trigger_evts(selector, val) ⇒ Object 



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# File 'lib/wist.rb', line 54

def set_value_and_trigger_evts(selector, val)
  find(selector).set(val)
  page.execute_script("$('#{selector}').focusout().blur().change().trigger('input')")
end

#switch_to_window_and_execute(new_window_lambda) ⇒ Object 



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# File 'lib/wist.rb', line 69

def switch_to_window_and_execute(new_window_lambda)
  within_window(window_opened_by(&new_window_lambda)) do
    yield
    driver.close
  end
end

#verify_tweet_button(text) ⇒ Object 



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# File 'lib/wist.rb', line 59

def verify_tweet_button(text)
  share_button_src = nil
  wait_until { share_button_src = find('.twitter-share-button')[:src] }
  wist_assert(CGI.parse(URI.parse(share_button_src.gsub('#', '?')).query)['text'][0], text)
end

#visit_with_retries(url, retries: 5, wait_time: 10) ⇒ Object 



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# File 'lib/wist.rb', line 150

def visit_with_retries(url, retries: 5, wait_time: 10)
  raise 'only works with poltergeist' unless Capybara.javascript_driver == :poltergeist
  status = nil

  retries.times do |i|
    status = visit(url)['status']
    break if status == 'success'
    puts "visiting #{url} failed, attempting retry #{i + 1}/#{retries} in #{wait_time} second(s)"
    sleep wait_time
  end

  raise "visit #{url} failed" unless status == 'success'
end

#wait_for_ajax ⇒ Object 



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# File 'lib/wist.rb', line 130

def wait_for_ajax
  wait_until { get_js '$.isReady && ($.active == 0)' }
end

#wait_for_new_url(element_to_click = nil) ⇒ Object 



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# File 'lib/wist.rb', line 112

def wait_for_new_url(element_to_click = nil)
  old_url = current_url

  if element_to_click.nil?
    yield
  else
    element_to_click = find(element_to_click, visible: true) if element_to_click.is_a?(String)
    element_to_click.click
  end

  sleep 1
  wait_until { current_url != old_url }
end

#wait_til_element_visible(selector) ⇒ Object 



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# File 'lib/wist.rb', line 134

def wait_til_element_visible(selector)
  has_css?(selector, visible: true)
  find(selector)
end

#wait_until(timeout: false) ⇒ Object 



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# File 'lib/wist.rb', line 31

def wait_until(timeout: false)
  do_instantly do
    Selenium::WebDriver::Wait.new(timeout: timeout || @old_wait_time).until do
      begin
        yield
      rescue
        false
      end
    end
  end
end

#wist_assert(value, expected) ⇒ Object 



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# File 'lib/wist.rb', line 23

def wist_assert(value, expected)
  if Wist.rspec
    value.should == expected
  else
    assert_equal(expected, value)
  end
end