Class: CouchPotato::RSpec::MapToMatcher

Inherits:
Object
  • Object
show all
Includes:
RunJS
Defined in:
lib/couch_potato/rspec/matchers/map_to_matcher.rb

Instance Method Summary collapse

Constructor Details

#initialize(expected_ruby, input_ruby) ⇒ MapToMatcher

Returns a new instance of MapToMatcher



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# File 'lib/couch_potato/rspec/matchers/map_to_matcher.rb', line 19

def initialize(expected_ruby, input_ruby)
  @expected_ruby = expected_ruby
  @input_ruby = input_ruby
end

Instance Method Details

#failure_message_for_shouldObject



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# File 'lib/couch_potato/rspec/matchers/map_to_matcher.rb', line 52

def failure_message_for_should
  "Expected to map to #{@expected_ruby.inspect} but got #{@actual_ruby.inspect}."
end

#failure_message_for_should_notObject



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# File 'lib/couch_potato/rspec/matchers/map_to_matcher.rb', line 56

def failure_message_for_should_not
  "Expected not to map to #{@actual_ruby.inspect} but did."
end

#matches?(view_spec) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/couch_potato/rspec/matchers/map_to_matcher.rb', line 24

def matches?(view_spec)
  js = "var doc = \#{@input_ruby.to_json};\nvar map = \#{view_spec.map_function};\nvar lib = \#{view_spec.respond_to?(:lib) && view_spec.lib.to_json};\nvar result = [];\nvar require = function(modulePath) {\nvar module = {exports: {}};\nvar exports = module.exports;\nvar pathArray = modulePath.split(\"/\").slice(2);\nvar result = lib;\nfor (var i in pathArray) {\nresult = result[pathArray[i]];\n}\neval(result);\nreturn module.exports;\n}\n\nvar emit = function(key, value) {\nresult.push([key, value]);\n};\nmap(doc);\nJSON.stringify(result);\n"
  @actual_ruby = JSON.parse(run_js(js))
  @expected_ruby == @actual_ruby
end