Module: Superbara::Helpers

Defined in:
lib/superbara/helpers.rb

Class Method Summary collapse

Class Method Details

.highlight_element(elem, styles = {}, remove_highlight = 100) ⇒ Object 



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# File 'lib/superbara/helpers.rb', line 2

def self.highlight_element(elem, styles={}, remove_highlight=100)
  # Yes, could have used a template here.
  js = """
window.__superbara = {};
__superbara.getElementByXpath = function(path) {
return document.evaluate(path, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
};
window.__superbara.highlightElem = window.__superbara.getElementByXpath('#{elem.path}');
window.__superbara.highlightElem.oldStyle = {};
"""
  styles.each_pair do |k,v|
    js << """window.__superbara.highlightElem.oldStyle.#{k} = window.__superbara.highlightElem.style.#{k};
window.__superbara.highlightElem.style.#{k} = '#{v}'
"""
  end

  js << """
window.setTimeout(function() {
var e = window.__superbara.getElementByXpath('#{elem.path}');
"""
  styles.each_pair do |k,v|
    js << """e.style.#{k} = e.oldStyle.#{k};
"""
  end

  js << """
}, #{remove_highlight})
"""
  Capybara.current_session.current_window.session.execute_script js
end