Module: Ruby2JS::Filter::MiniTestJasmine

Includes:
SEXP
Defined in:
lib/ruby2js/filter/minitest-jasmine.rb

Constant Summary collapse

RELOPS = 
[:<, :<=, :==, :>=, :>].
map {|sym| Parser::AST::Node.new :sym, [sym]}

Instance Method Summary collapse

Methods included from SEXP

#S, #s

Instance Method Details

#initialize(*args) ⇒ Object 



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# File 'lib/ruby2js/filter/minitest-jasmine.rb', line 10

def initialize(*args)
  @jasmine_describe = nil
  super
end

#on_block(node) ⇒ Object 



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# File 'lib/ruby2js/filter/minitest-jasmine.rb', line 45

def on_block(node)
  call = node.children.first
  return super unless call.children.first == nil

  if call.children[1] == :describe
    begin
      describe, @jasmine_describe = @jasmine_describe, true
      s(:block, *node.children[0..-2], process(node.children.last))
    ensure
      @jasmine_describe = describe
    end
  elsif @jasmine_describe and call.children[1] == :before
    process s(:block, s(:send, nil, :beforeEach, *call.children[2..-1]),
      *node.children[1..-1])
  elsif @jasmine_describe and call.children[1] == :after
    process s(:block, s(:send, nil, :afterEach, *call.children[2..-1]),
      *node.children[1..-1])
  else
    super
  end
end

#on_class(node) ⇒ Object 



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# File 'lib/ruby2js/filter/minitest-jasmine.rb', line 18

def on_class(node)
  name, inheritance, *body = node.children
  return super unless inheritance == s(:const, s(:const, nil,
    :Minitest), :Test)

  if body.length == 1 and body.first.type == :begin
    body = body.first.children
  end

  body = body.map do |bnode|
    if bnode.type == :def and bnode.children.first =~ /^test_/
      s(:block, s(:send, nil, :it, s(:str, 
        bnode.children.first.to_s.sub(/^test_/, '').gsub('_', ' '))),
        s(:args), bnode.children.last)
    elsif bnode.type == :def and bnode.children.first == :setup
      s(:block, s(:send, nil, :before), s(:args), bnode.children.last)
    elsif bnode.type == :def and bnode.children.first == :teardown
      s(:block, s(:send, nil, :after), s(:args), bnode.children.last)
    else
      bnode
    end
  end

  process s(:block, s(:send, nil, :describe, s(:sym, name.children[1])),
    s(:args), s(:begin, *body))
end

#on_send(node) ⇒ Object 



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# File 'lib/ruby2js/filter/minitest-jasmine.rb', line 67

def on_send(node)
  target, method, *args = node.children
  if target
    if method==:must_be && args.length==2 && RELOPS.include?(args[0])
      process s(:send, nil, :assert_operator, target, *args)
    elsif method==:must_be_close_to && [1,2].include?(args.length)
      process s(:send, nil, :assert_in_delta, target, *args)
    elsif method==:must_be_within_delta && [1,2].include?(args.length)
      process s(:send, nil, :assert_in_delta, target, *args)
    elsif method==:must_be_nil && args.length == 0
      process s(:send, nil, :assert_nil, target)
    elsif method==:must_equal && args.length == 1
      process s(:send, nil, :assert_equal, args.first, target)
    elsif method==:must_include && args.length == 1
      process s(:send, nil, :assert_includes, target, args.first)
    elsif method==:must_match && args.length == 1
      process s(:send, nil, :assert_match, args.first, target)

    elsif method==:cant_be && args.length==2 && RELOPS.include?(args[0])
      process s(:send, nil, :refute_operator, target, *args)
    elsif method==:cant_be_close_to && [1,2].include?(args.length)
      process s(:send, nil, :refute_in_delta, target, *args)
    elsif method==:cant_be_within_delta && [1,2].include?(args.length)
      process s(:send, nil, :refute_in_delta, target, *args)
    elsif method==:cant_be_nil && args.length == 0
      process s(:send, nil, :refute_nil, target)
    elsif method==:cant_equal && args.length == 1
      process s(:send, nil, :refute_equal, args.first, target)
    elsif method==:cant_include && args.length == 1
      process s(:send, nil, :refute_includes, target, args.first)
    elsif method==:cant_match && args.length == 1
      process s(:send, nil, :refute_match, args.first, target)

    else
      super
    end

  else
    if method == :assert and args.length == 1
      process s(:send, s(:send, nil, :expect, args.first), :toBeTruthy)
    elsif method == :assert_equal and args.length == 2
      if [:str, :int, :float].include? args.first.type
        process s(:send, s(:send, nil, :expect, args.last), :toBe,
          args.first)
      else
        process s(:send, s(:send, nil, :expect, args.last), :toEqual,
          args.first)
      end
    elsif method == :assert_in_delta and [2,3].include? args.length
      delta = (args.length == 3 ? args.last : s(:float, 0.001))
      process s(:send, s(:send, nil, :expect, args[1]), :toBeCloseTo,
        args.first, delta)
    elsif method == :assert_includes and args.length == 2
      process s(:send, s(:send, nil, :expect, args.first), :toContain,
        args.last)
    elsif method == :assert_match and args.length == 2
      process s(:send, s(:send, nil, :expect, args.last), :toMatch,
        args.first)
    elsif method == :assert_nil and args.length == 1
      process s(:send, s(:send, nil, :expect, args.first), :toBeNull)
    elsif method==:assert_operator && args.length==3 && args[1].type==:sym
      if args[1].children.first == :<
        process s(:send, s(:send, nil, :expect, args.first),
          :toBeLessThan, args.last)
      elsif args[1].children.first == :<=
        process s(:send, s(:send, nil, :expect, args.last),
          :toBeGreaterThan, args.first)
      elsif args[1].children.first == :>
        process s(:send, s(:send, nil, :expect, args.first),
          :toBeGreaterThan, args.last)
      elsif args[1].children.first == :>=
        process s(:send, s(:send, nil, :expect, args.last),
          :toBeLessThan, args.first)
      elsif args[1].children.first == :==
        process s(:send, nil, :assert_equal, args.last, args.first)
      else
        super
      end

    elsif method == :refute and args.length == 1
      process s(:send, s(:send, nil, :expect, args.first), :toBeFalsy)
    elsif method == :refute_equal and args.length == 2
      if [:str, :int, :float].include? args.first.type
        process s(:send, s(:attr, s(:send, nil, :expect, args.last), 
          :not), :toBe, args.first)
      else
        process s(:send, s(:attr, s(:send, nil, :expect, args.last), 
          :not), :toEqual, args.first)
      end
    elsif method == :refute_in_delta and [2,3].include? args.length
      delta = (args.length == 3 ? args.last : s(:float, 0.001))
      process s(:send, s(:send, nil, :expect, args[1]), :toBeCloseTo,
        args.first, delta)
    elsif method == :refute_includes and args.length == 2
      process s(:send, s(:attr, s(:send, nil, :expect, args.first), 
        :not), :toContain, args.last)
    elsif method == :refute_match and args.length == 2
      process s(:send, s(:attr, s(:send, nil, :expect, args.last), 
        :not), :toMatch, args.first)
    elsif method == :refute_nil and args.length == 1
      process s(:send, s(:attr, s(:send, nil, :expect, args.first), 
        :not), :toBeNull)
    elsif method==:refute_operator && args.length==3 && args[1].type==:sym
      if args[1].children.first == :<=
        process s(:send, s(:send, nil, :expect, args.first),
          :toBeGreaterThan, args.last)
      elsif args[1].children.first == :<
        process s(:send, s(:attr, s(:send, nil, :expect, args.last), 
          :not), :toBeLessThan, args.first)
      elsif args[1].children.first == :>
        process s(:send, s(:attr, s(:send, nil, :expect, args.first),
          :not), :toBeGreaterThan, args.last)
      elsif args[1].children.first == :>=
        process s(:send, s(:send, nil, :expect, args.first),
          :toBeLessThan, args.last)
      elsif args[1].children.first == :==
        process s(:send, nil, :refute_equal, args.last, args.first)
      else
        super
      end

    else
      super
    end
  end
end