Class: ChankoAb::Logic::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/chanko_ab/logic/base.rb

Direct Known Subclasses

HexIdentifier, NumberIdentifier

Instance Method Summary collapse

Constructor Details

#initialize(split_test, caller_scope, request, identifier, using_index) ⇒ Base

Returns a new instance of Base.



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# File 'lib/chanko_ab/logic/base.rb', line 4

def initialize(split_test, caller_scope, request, identifier, using_index)
  @split_test = split_test
  @caller_scope = caller_scope
  @request = request
  @identifier = identifier
  @using_index = using_index || 0
  @data = {}
end

Instance Method Details

#ab_index ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 30

def ab_index
  assigned_number % split_size
end

#data(name, &block) ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 13

def data(name, &block)
  @data[name] ||= block.call
end

#fetch(key) ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 50

def fetch(key)
  item[1][key]
end

#item ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 63

def item
  if Rails.env.test? && ChankoAb::Test.overwritten?(@split_test.unit)
    return pattern_by_overwritten
  else
    index = decide_pattern_index
    return nil if index > patterns.size
    return patterns[index]
  end
end

#just_pattern_sizes ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/chanko_ab/logic/base.rb', line 17

def just_pattern_sizes
  raise NotImplementedError
end

#log(template_name) ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 59

def log(template_name)
  ChankoAb.log(@caller_scope, log_key(template_name), request: @request, identifier: @identifier)
end

#log_key(template_name) ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 54

def log_key(template_name)
  template = @split_test.fetch_template(template_name)
  template.gsub('[name]', name)
end

#name ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 46

def name
  item[0]
end

#should_run_default? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chanko_ab/logic/base.rb', line 34

def should_run_default?
  return true if !item
  @identifier.blank?
end

#validate! ⇒ Object 



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# File 'lib/chanko_ab/logic/base.rb', line 21

def validate!
  unless Rails.env.production?
    raise "Argument should be a divisor of #{just_patterns_size.max}, but #{split_size} is given." if !just_patterns_size.member?(split_size)
    raise "Identifier is blank" if @identifier.blank?
    raise "Identifier is too short" if @identifier.size < (@using_index + 1)
    raise 'Too large pattern size' if patterns.size >= just_pattern_sizes.max
  end
end