Class: ActiveMocker::Generate

Inherits:
Object
  • Object
show all
Extended by:
Config, Forwardable
Defined in:
lib/active_mocker/generate.rb

Defined Under Namespace

Classes: Method, Methods, MockTemplate

Constant Summary collapse

@@_self = 
self

Instance Attribute Summary

Attributes included from Config

#clear_cache, #log_level, #logger, #migration_dir, #mock_dir, #model_attributes, #model_dir, #model_file_reader, #schema_attributes, #schema_file, #schema_file_reader

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Config

check_required_settings, config, reload_default

Constructor Details

#initialize ⇒ Generate

Returns a new instance of Generate.



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# File 'lib/active_mocker/generate.rb', line 17

def initialize
  create_template
end

Class Method Details

.configure(&block) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 21

def self.configure(&block)
  config(&block)
end

.load_mock(model_name) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 29

def self.load_mock(model_name)
  load File.join(mock_dir, "#{model_name.tableize.singularize}_mock.rb")
  "#{model_name}Mock".constantize
end

.mock(model_name, force_reload: false) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 25

def self.mock(model_name, force_reload: false)
  load_mock(model_name)
end

Instance Method Details

#associations(names) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 125

def associations(names)
  hash = {}
  names.each do |name|
    hash[name] = nil
  end
  hash
end

#class_methods(table_name) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 171

def class_methods(table_name)
  model_class_methods = []
  class_methods = Methods.new
  class_methods.methods = model_definition(table_name).class_methods_with_arguments.map do |method|
    m = method.keys.first.to_s
    params      = Reparameterize.call(method.values.first)
    params_pass = Reparameterize.call(method.values.first, true)

    class_method = Method.new
    class_method.method = m
    class_method.params = params
    class_method.params_pass = params_pass
    model_class_methods << m
    class_method
  end
  class_methods.model_class_methods = {}
  model_class_methods.each { |meth| class_methods.model_class_methods[meth] = :not_implemented }
  class_methods
end

#create_template ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 56

def create_template
  mocks_created = 0
  tables.each do |table|
    begin
    mock_template = MockTemplate.new
    # Schema Attributes
    mock_template.class_name      = mock_class_name(table.name)
    mock_template.attribute_names = table.column_names
    mock_template.attributes      = field_type_to_class(table.fields)
    mock_template.default_attributes =default_attr_values(table.fields)

    # Model associations
    mock_template.single_associations     = model_definition(table.name).single_relationships
    mock_template.collection_associations = model_definition(table.name).collections
    mock_template.association_names       = [*model_definition(table.name).single_relationships, *model_definition(table.name).collections]
    mock_template.associations            = associations(mock_template.association_names)

    # Model Methods
    mock_template.instance_methods       = instance_methods(table.name).methods
    mock_template.model_instance_methods = instance_methods(table.name).model_instance_methods
    mock_template.class_methods          = class_methods(table.name).methods
    mock_template.model_class_methods    = class_methods(table.name).model_class_methods

    klass_str = mock_template.render( File.open(File.join(File.expand_path('../', __FILE__), 'mock_template.erb')).read)
    FileUtils::mkdir_p mock_dir unless File.directory? mock_dir
    File.open(File.join(mock_dir,"#{table.name.singularize}_mock.rb"), 'w').write(klass_str)
    logger.info "saving mock #{table_to_model_file(table.name)} to #{mock_dir}"

    rescue Exception => exception
      logger.debug $!.backtrace
      logger.debug exception
      logger.info "failed to load #{table_to_model_file(table.name)} model"
      next
    end
    mocks_created += 1

  end
  logger.info "Generated #{mocks_created} of #{tables.count} mocks"
end

#default_attr_values(fields) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 133

def default_attr_values(fields)
  attributes = {}
  fields.each do |f|
    if f.options[:default].nil?
      attributes[f.name] = nil
    else
      value = f.default.class == String ? f.default : f.default
      attributes[f.name] = value
    end
  end
  attributes
end

#field_type_to_class(fields) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 96

def field_type_to_class(fields)
  fields.map do |field|
    field.type = case field.type
       when :integer then
         Fixnum
       when :float then
         Float
       when :decimal then
         BigDecimal
       when :timestamp, :time then
         Time
       when :datetime then
         DateTime
       when :date then
         Date
       when :text, :string, :binary then
         String
       when :boolean then
         ::Virtus::Attribute::Boolean
     end
    field
  end

end

#instance_methods(table_name) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 146

def instance_methods(table_name)
  model_instance_methods = []
  instance_methods = Methods.new
  instance_methods.methods = model_definition(table_name).instance_methods_with_arguments.map do |method|
    m = method.keys.first.to_s
    if m == :attributes
      logger.warn "ActiveMocker Depends on the #attributes method. It will not be redefined for the model."
      next
    end
    params      = Reparameterize.call(method.values.first)
    params_pass = Reparameterize.call(method.values.first, true)

    instance_method = Method.new
    instance_method.method = m
    instance_method.params = params

    instance_method.params_pass = params_pass
    model_instance_methods << m
    instance_method
  end
  instance_methods.model_instance_methods = {}
  model_instance_methods.each{|meth| instance_methods.model_instance_methods[meth] = :not_implemented }
  instance_methods
end

#mock_class_name(table_name) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 121

def mock_class_name(table_name)
  "#{table_to_class_name(table_name)}Mock"
end

#model_definition(table) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 34

def model_definition(table)
  return @model_definition if @model_definition_table == table
  @model_definition_table = table
  @model_definition       = ModelReader.new({model_dir: model_dir, file_reader: model_file_reader}).parse(table_to_model_file(table))
end

#schema_reader ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 48

def schema_reader
  SchemaReader.new({schema_file: schema_file, file_reader: schema_file_reader}).search(nil)
end

#table_to_class_name(table) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 44

def table_to_class_name(table)
  table.camelize.singularize
end

#table_to_model_file(table) ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 40

def table_to_model_file(table)
  table.singularize
end

#tables ⇒ Object 



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# File 'lib/active_mocker/generate.rb', line 52

def tables
  schema_reader
end