Class: Obsidian::Spec::MappingMatcher

Inherits:
Object
  • Object
show all
Includes:
Obsidian::Spec
Defined in:
lib/obsidian/spec/map_spec_helper.rb

Instance Method Summary collapse

Methods included from Obsidian::Spec

#args_to_set, #find_calling_line, #read_calling_line

Constructor Details

#initialize(object) ⇒ MappingMatcher

Returns a new instance of MappingMatcher.



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# File 'lib/obsidian/spec/map_spec_helper.rb', line 7

def initialize(object)
  @object = object.to_set  
end

Instance Method Details

#error_message(set) ⇒ Object 



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# File 'lib/obsidian/spec/map_spec_helper.rb', line 34

def error_message(set)
  (set.size == 1 ? set.to_a.first : set).inspect
end

#in(*other, &blk) ⇒ Object 



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# File 'lib/obsidian/spec/map_spec_helper.rb', line 24

def in(*other, &blk)
  test("in", *other, &blk)
end

#map ⇒ Object 



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# File 'lib/obsidian/spec/map_spec_helper.rb', line 10

def map
  self
end

#test(method, *other, &blk) ⇒ Object 



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# File 'lib/obsidian/spec/map_spec_helper.rb', line 27

def test(method, *other, &blk)
  other = args_to_set(*other)
  @object.each do |obj|
    assert(other.include?(blk.call(obj)), 
           "Expected #{obj} to map to #{error_message(other)} at\n\t#{read_calling_line(caller,method)}")
  end
end

#to(*args, &blk) ⇒ Object 



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# File 'lib/obsidian/spec/map_spec_helper.rb', line 13

def to(*args, &blk)
  case args.size
  when 0 then self
  when 1 then  test("to", args.first, &blk)
  else raise ArgumentError, "wrong number of arguments (#{args.size} for 0-1)"
  end
end

#values ⇒ Object

for map.to.values.in



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# File 'lib/obsidian/spec/map_spec_helper.rb', line 21

def values
  self
end