Class: Lightpanda::Capybara::Driver

Inherits:
Capybara::Driver::Base
  • Object
show all
Defined in:
lib/lightpanda/capybara/driver.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ Driver

Returns a new instance of Driver.



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# File 'lib/lightpanda/capybara/driver.rb', line 10

def initialize(app, options = {})
  super()

  @app = app
  @options = options
  @browser = nil
end

Instance Attribute Details

#app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/lightpanda/capybara/driver.rb', line 8

def app
  @app
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/lightpanda/capybara/driver.rb', line 8

def options
  @options
end

Instance Method Details

#browser ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 18

def browser
  @browser = nil if @browser && !browser_alive?
  @browser ||= Lightpanda::Browser.new(@options)
end

#browser_alive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lightpanda/capybara/driver.rb', line 23

def browser_alive?
  @browser.client && !@browser.client.closed?
rescue StandardError
  false
end

#current_url ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 33

def current_url
  browser.current_url
end

#evaluate_script(script, *_args) ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 77

def evaluate_script(script, *_args)
  browser.evaluate(script)
end

#execute_script(script, *_args) ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 81

def execute_script(script, *_args)
  browser.execute(script)
  nil
end

#find_css(selector) ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 67

def find_css(selector)
  count = browser.evaluate("document.querySelectorAll(#{selector.inspect}).length")

  return [] if count.nil? || count.zero?

  (0...count).map do |index|
    Node.new(self, { selector: selector, index: index }, index)
  end
end

#find_xpath(selector) ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 46

def find_xpath(selector)
  nodes = browser.evaluate("    (function() {\n      var result = document.evaluate(\n        \#{selector.inspect},\n        document,\n        null,\n        XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,\n        null\n      );\n      var nodes = [];\n      for (var i = 0; i < result.snapshotLength; i++) {\n        nodes.push(result.snapshotItem(i));\n      }\n      return nodes;\n    })()\n  JS\n\n  wrap_nodes(nodes || [])\nend\n")

#html ⇒ Object Also known as: body 



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# File 'lib/lightpanda/capybara/driver.rb', line 37

def html
  browser.body
end

#invalid_element_errors ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 105

def invalid_element_errors
  [Lightpanda::NodeNotFoundError, Lightpanda::NoExecutionContextError]
end

#needs_server? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lightpanda/capybara/driver.rb', line 97

def needs_server?
  true
end

#quit ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 92

def quit
  @browser&.quit
  @browser = nil
end

#reset! ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 86

def reset!
  browser.go_to("about:blank")
rescue StandardError
  nil
end

#title ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 42

def title
  browser.title
end

#visit(url) ⇒ Object 



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# File 'lib/lightpanda/capybara/driver.rb', line 29

def visit(url)
  browser.go_to(url)
end

#wait? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lightpanda/capybara/driver.rb', line 101

def wait?
  true
end