Class: FixtureKit::Cache

Inherits:
Object
  • Object
show all
Includes:
ConfigurationHelper
Defined in:
lib/fixture_kit/cache.rb

Constant Summary collapse

ANONYMOUS_DIRECTORY = 
"_anonymous"
DIGEST_LENGTH = 
12

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(fixture) ⇒ Cache

Returns a new instance of Cache.



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# File 'lib/fixture_kit/cache.rb', line 14

def initialize(fixture)
  @fixture = fixture
end

Instance Attribute Details

#content ⇒ Object (readonly)

Returns the value of attribute content.



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# File 'lib/fixture_kit/cache.rb', line 12

def content
  @content
end

#fixture ⇒ Object (readonly)

Returns the value of attribute fixture.



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# File 'lib/fixture_kit/cache.rb', line 12

def fixture
  @fixture
end

Instance Method Details

#clear_memory ⇒ Object 



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# File 'lib/fixture_kit/cache.rb', line 38

def clear_memory
  @content = nil
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fixture_kit/cache.rb', line 34

def exists?
  content || file_cache.exists?
end

#identifier ⇒ Object 



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# File 'lib/fixture_kit/cache.rb', line 22

def identifier
  @identifier ||= begin
    raw_identifier = fixture.identifier
    if raw_identifier.is_a?(String)
      raw_identifier
    else
      normalized_scope = FixtureKit.runner.adapter.identifier_for(raw_identifier)
      File.join(ANONYMOUS_DIRECTORY, "#{normalized_scope}.#{definition_digest}")
    end
  end
end

#load ⇒ Object 



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# File 'lib/fixture_kit/cache.rb', line 42

def load
  unless exists?
    raise FixtureKit::CacheMissingError, "Cache does not exist for fixture '#{fixture.identifier}'"
  end

  @content ||= file_cache.read

  FixtureKit.runner.coders.each do |coder|
    coder.mount(content.data_for(coder.class))
  end

  Repository.new(content.exposed)
end

#path ⇒ Object 



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# File 'lib/fixture_kit/cache.rb', line 18

def path
  file_cache.path
end

#save ⇒ Object 



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# File 'lib/fixture_kit/cache.rb', line 56

def save
  FixtureKit.runner.adapter.execute do |context|
    @content = MemoryCache.new(
      data: evaluate(FixtureKit.runner.coders, context),
      exposed: fixture.definition.exposed
    )
  end

  file_cache.write(content)
end