summaryrefslogtreecommitdiff
path: root/qa/qa/runtime/browser.rb
blob: 0bcf5e693f0355a329b05ae43c48dffe40ed4568 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
require 'rspec/core'
require 'capybara/rspec'
require 'capybara-screenshot/rspec'
require 'selenium-webdriver'

module QA
  module Runtime
    class Browser
      include QA::Scenario::Actable

      def initialize
        self.class.configure!
      end

      ##
      # Visit a page that belongs to a GitLab instance under given address.
      #
      # Example:
      #
      # visit(:gitlab, Page::Main::Login)
      # visit('http://gitlab.example/users/sign_in')
      #
      # In case of an address that is a symbol we will try to guess address
      # based on `Runtime::Scenario#something_address`.
      #
      def visit(address, page = nil, &block)
        Browser::Session.new(address, page).perform(&block)
      end

      def self.visit(address, page = nil, &block)
        new.visit(address, page, &block)
      end

      def self.configure!
        RSpec.configure do |config|
          config.define_derived_metadata(file_path: %r{/qa/specs/features/}) do |metadata|
            metadata[:type] = :feature
          end
        end

        return if Capybara.drivers.include?(:chrome)

        Capybara.register_driver QA::Runtime::Env.browser do |app|
          capabilities = Selenium::WebDriver::Remote::Capabilities.send(QA::Runtime::Env.browser,
             # This enables access to logs with `page.driver.manage.get_log(:browser)`
             loggingPrefs: {
               browser: "ALL",
               client: "ALL",
               driver: "ALL",
               server: "ALL"
             })

          if QA::Runtime::Env.accept_insecure_certs?
            capabilities['acceptInsecureCerts'] = true
          end

          # QA::Runtime::Env.browser.capitalize will work for every driver type except PhantomJS.
          # We will have no use to use PhantomJS so this shouldn't be a problem.
          options = Selenium::WebDriver.const_get(QA::Runtime::Env.browser.capitalize)::Options.new

          if QA::Runtime::Env.browser == :chrome
            options.add_argument("window-size=1240,1680")

            # Chrome won't work properly in a Docker container in sandbox mode
            options.add_argument("no-sandbox")

            # Run headless by default unless CHROME_HEADLESS is false
            if QA::Runtime::Env.chrome_headless?
              options.add_argument("headless")

              # Chrome documentation says this flag is needed for now
              # https://developers.google.com/web/updates/2017/04/headless-chrome#cli
              options.add_argument("disable-gpu")
            end
          end

          # Use the same profile on QA runs if CHROME_REUSE_PROFILE is true.
          # Useful to speed up local QA.
          if QA::Runtime::Env.reuse_chrome_profile?
            qa_profile_dir = ::File.expand_path('../../tmp/qa-profile', __dir__)
            options.add_argument("user-data-dir=#{qa_profile_dir}")
          end

          # Disable /dev/shm use in CI. See https://gitlab.com/gitlab-org/gitlab-ee/issues/4252
          options.add_argument("disable-dev-shm-usage") if QA::Runtime::Env.running_in_ci?

          selenium_options = {
            browser: QA::Runtime::Env.browser,
            clear_local_storage: true,
            desired_capabilities: capabilities,
            options: options
          }

          selenium_options[:url] = QA::Runtime::Env.remote_grid if QA::Runtime::Env.remote_grid

          Capybara::Selenium::Driver.new(
            app,
            selenium_options
          )
        end

        # Keep only the screenshots generated from the last failing test suite
        Capybara::Screenshot.prune_strategy = :keep_last_run

        # From https://github.com/mattheworiordan/capybara-screenshot/issues/84#issuecomment-41219326
        Capybara::Screenshot.register_driver(QA::Runtime::Env.browser) do |driver, path|
          driver.browser.save_screenshot(path)
        end

        Capybara::Screenshot.register_filename_prefix_formatter(:rspec) do |example|
          ::File.join(QA::Runtime::Namespace.name, example.file_path.sub('./qa/specs/features/', ''))
        end

        Capybara.configure do |config|
          config.default_driver = QA::Runtime::Env.browser
          config.javascript_driver = QA::Runtime::Env.browser
          config.default_max_wait_time = 10
          # https://github.com/mattheworiordan/capybara-screenshot/issues/164
          config.save_path = ::File.expand_path('../../tmp', __dir__)
        end
      end

      class Session
        include Capybara::DSL

        def initialize(instance, page = nil)
          @session_address = Runtime::Address.new(instance, page)
        end

        def url
          @session_address.address
        end

        def perform(&block)
          visit(url)

          if QA::Runtime::Env.qa_cookies
            browser = Capybara.current_session.driver.browser
            QA::Runtime::Env.qa_cookies.each do |cookie|
              name, value = cookie.split("=")
              value ||= ""
              browser.manage.add_cookie name: name, value: value
            end
          end

          yield.tap { clear! } if block_given?
        end

        ##
        # Selenium allows to reset session cookies for current domain only.
        #
        # See gitlab-org/gitlab-qa#102
        #
        def clear!
          visit(url)
          reset_session!
        end
      end
    end
  end
end