Class: Test::Unit::Assertions::AssertRjs

Inherits:
Object
  • Object
show all
Defined in:
lib/assert2/rjs.rb

Direct Known Subclasses

ALERT, CALL, INSERT_HTML, REMOVE, REPLACE_HTML, TOGGLE

Defined Under Namespace

Classes: ALERT, CALL, INSERT_HTML, REMOVE, REPLACE, REPLACE_HTML, TOGGLE

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(js, command, scope) ⇒ AssertRjs

Returns a new instance of AssertRjs.



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# File 'lib/assert2/rjs.rb', line 12

def initialize(js, command, scope)
  @js, @command, @scope = js, command, scope
end

Instance Attribute Details

#command ⇒ Object (readonly)

Returns the value of attribute command.



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# File 'lib/assert2/rjs.rb', line 16

def command
  @command
end

#failure_message ⇒ Object (readonly)

Returns the value of attribute failure_message.



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# File 'lib/assert2/rjs.rb', line 16

def failure_message
  @failure_message
end

#js ⇒ Object (readonly)

Returns the value of attribute js.



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# File 'lib/assert2/rjs.rb', line 16

def js
  @js
end

#scope ⇒ Object (readonly)

Returns the value of attribute scope.



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# File 'lib/assert2/rjs.rb', line 16

def scope
  @scope
end

Instance Method Details

#assert_xhtml(why, &block) ⇒ Object 



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# File 'lib/assert2/rjs.rb', line 51

def assert_xhtml(why, &block)
    #  scope.assert_xhtml @text, complain(why), &block      
  matcher = BeHtmlWith.new(self, &block)
  matcher.message = complain(why)
  matcher.matches?(@text, &block)
  @failure_message = matcher.failure_message
end

#complain(about) ⇒ Object

TODO implement assert_no_rjs by upgrading scope to UnScope



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# File 'lib/assert2/rjs.rb', line 30

def complain(about)
  "#{ command } #{ about }\n#{ js }"
end

#flunk(about) ⇒ Object 



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# File 'lib/assert2/rjs.rb', line 34

def flunk(about)
  @failure_message ||= complain(about)
end

#hash_match(sample, reference) ⇒ Object 



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# File 'lib/assert2/rjs.rb', line 107

def hash_match(sample, reference)
  reference.each do |key, value|
    sample[key] == value or
      value.kind_of?(Regexp) && sample[key] =~ value or 
        return false
  end
  
  return true
end

#match(kode) ⇒ Object

TODO rename js to sample



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# File 'lib/assert2/rjs.rb', line 19

def match(kode)
  RKelly.parse(js).pointcut(kode).
      matches.each do |updater|
    updater.grep(RKelly::Nodes::ArgumentsNode).each do |thang|
      yield thang
    end
  end
end

#match_or_flunk(why) ⇒ Object 



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# File 'lib/assert2/rjs.rb', line 38

def match_or_flunk(why)  
  @text = @text.to_s
  @matcher = @matcher.to_s if @matcher.kind_of?(Symbol)
  return if Regexp.new(@matcher) =~ @text or @text.index(@matcher)
  @failure_message = scope.build_message(complain(why),
                              "<?> expected to be =~\n<?>.", @text, @matcher)
end

#props_to_hash(props) ⇒ Object 



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# File 'lib/assert2/rjs.rb', line 91

def props_to_hash(props)
  case props
    when RKelly::Nodes::ObjectLiteralNode
      hash = {}
      
      props.value.each do |thang|
        hash[thang.name.to_sym] = eval(thang.value.value)
      end

      return hash

    else
      return nil
  end
end

#pwn_call(*args, &block) ⇒ Object

TODO use or reject the block



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# File 'lib/assert2/rjs.rb', line 59

def pwn_call *args, &block  #  TODO  use or reject the block
  target, matchers_backup = args[0], args[1..-1]
  
  match "#{target}()" do |thang|
    matchers = matchers_backup.dup
    
    thang.value.each do |arg|
#         p arg
      @matcher = matchers.first # or return @text
      
      if @matcher.kind_of?(Hash) and
         hash = props_to_hash(arg) 
        hash_match(hash, @matcher) or break  #  TODO  rename to match_hash
      else
        @text = eval(arg.value)
        @matcher.to_s == @text or /#{ @matcher }/ =~ @text or break
      end
      
      matchers.shift
    end

    matchers.empty? and 
      matchers_backup.length == thang.value.length and 
      return @text 
  end
  
  matchers = matchers_backup.inspect

  flunk("#{ command } to #{ target } with arguments #{ 
                    matchers } not found in #{ js }")
end

#wrap_expectation(whatever) ⇒ Object

ERGO blog about how bottom-up TDD decouples

ERGO  assert_no_rjs_ ...without! ... oh the humanity!



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# File 'lib/assert2/rjs.rb', line 49

def wrap_expectation whatever;  yield;  end