Matchers

• = = (expected)
  • (1+2).should = = 3
  • [1,2].size.should_not = = 0
• <(expected)
• <=(expected)
• >(expected)
• >=(expected)
• =~(expected)
• be_ancestor_of(expected)
• be_close(expected, tolerance)
• be_empty
• be_false
• be_kind_of(expected)
• be_nil
• be_true
• complain(complaint=nil) #Regexp or String
• eql(expected)
• equal(expected)
• equal_element(element, attributes = nil, content = nil, options = {})
• equal_utf16(expected)
• include(*expected) #Note: not 'include?' but 'include'
• match_yaml(expected)
• output(stdout=nil, stderr=nil)
• output_to_fd(what, where = STDOUT)
• raise_error(exception=Exception, message=nil, &block)