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Contents
module RuboCop
module Cop
module Ezcater
# Enforce use of `mock_ezcater_app`, `mock_chrome_browser` & `mock_custom_browser` helpers
# instead of mocking `Browser` or `EzBrowser` directly.
#
# @example
#
# # good
# mock_ezcater_app
# mock_chrome_browser
# mock_custom_browser
# mock_ezcater_app(device: "My Device", version: "1.2.3", language: "en=US,en")
# mock_chrome_browser(device: "My Device", version: "1.2.3", language: "en=US,en")
# mock_custom_browser(user_agent: "My Custom Agent", language: "en=US,en")
#
# # bad
# allow(Browser).to receive...
# allow(EzBrowser).to receive...
class RspecRequireBrowserMock < Cop
MSG = "Use the mocks provided by `BrowserHelpers` instead of mocking `%s`".freeze
def_node_matcher :browser_const?, <<~PATTERN
(const _ {:Browser :EzBrowser})
PATTERN
def on_const(node)
return unless browser_const?(node) && node.descendants.empty?
# Walk to send node where method = :allow
match_node = node
match_node = match_node.parent while not_allow_send_node?(match_node.parent)
match_node = match_node.parent
# Validate send node, method = :allow; could have never been found
return unless allow_send_node?(match_node)
# Finish tree navigation to full line for highlighting
match_node = match_node.parent while match_node.parent
add_offense(match_node, location: :expression, message: MSG % node.source)
end
private
def not_allow_send_node?(node)
node && !allow_send_node?(node)
end
def allow_send_node?(node)
node&.send_type? && node.method_name == :allow
end
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems