Class: GreenPepper::CollectionExample

Inherits:
ExampleWithFixture show all
Defined in:
lib/greenpepper/example/collectionexample.rb

Direct Known Subclasses

CollectionSetExample, ListOfExample

Constant Summary collapse

FIRST_DATA_ROW = 
2

Constants inherited from ExampleWithFixture

ExampleWithFixture::EXAMPLE_NAME_COLUMN, ExampleWithFixture::EXAMPLE_NAME_ROW, ExampleWithFixture::FIXTURE_NAME_COLUMN, ExampleWithFixture::FIXTURE_NAME_ROW, ExampleWithFixture::HEADER_ROW

Instance Attribute Summary collapse

Attributes inherited from ExampleWithFixture

#fixture_arguments, #fixture_name, #headers

Instance Method Summary collapse

Methods inherited from ExampleWithFixture

#add_fixture_argument, #execute

Constructor Details

#initialize(fixture_name) ⇒ CollectionExample

Returns a new instance of CollectionExample.



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# File 'lib/greenpepper/example/collectionexample.rb', line 20

def initialize(fixture_name)
  super fixture_name
  @headers_array = []
  @data = []
end

Instance Attribute Details

#data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/greenpepper/example/collectionexample.rb', line 16

def data
  @data
end

#headers_array ⇒ Object (readonly)

Returns the value of attribute headers_array.



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# File 'lib/greenpepper/example/collectionexample.rb', line 16

def headers_array
  @headers_array
end

Instance Method Details

#add_header(header) ⇒ Object 



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# File 'lib/greenpepper/example/collectionexample.rb', line 34

def add_header(header)
  @headers_array.push header
end

#add_headers(headers) ⇒ Object 



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# File 'lib/greenpepper/example/collectionexample.rb', line 30

def add_headers(headers)
  @headers_array += headers
end

#add_row(data) ⇒ Object 



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# File 'lib/greenpepper/example/collectionexample.rb', line 26

def add_row(data)
  @data.push data
end

#do_execute(results, fixture_class) ⇒ Object 



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# File 'lib/greenpepper/example/collectionexample.rb', line 38

def do_execute(results, fixture_class)
  fixture = instantiate_fixture fixture_class
  
  if fixture.respond_to? 'query'
    begin
      collection = fixture.query
    rescue
      results.add FIXTURE_NAME_ROW, FIXTURE_NAME_COLUMN, WriteExceptionExampleResult.new($!)
      return results
    end
  else
    ex = GreenPepperMissingMethodError.new(
      "Cannot find method 'query' on fixture #{fixture.class}.")
    results.add FIXTURE_NAME_ROW, FIXTURE_NAME_COLUMN, WriteExceptionExampleResult.new(ex)
    return results
  end

  header_error = false
  collection_object = collection[FIXTURE_NAME_ROW]

  index_list = [] 
  @headers_array.each_with_index do |header, header_index|

    if header =='' ||!collection_object.respond_to?(header)
      error = GreenPepperMissingHeaderError.new(
        "Cannot find '#{header}' on object '#{fixture.class}'.")
      results.add HEADER_ROW, header_index, WriteExceptionExampleResult.new(error)
      index_list << header_index
    else
      results.add HEADER_ROW, header_index, NoExampleResult.new
    end
  end
  index_list.each{|index| @headers_array[index] = nil if index != -1}

  collection_data = []
  collection.each do |collection_element|
    collection_row = []
    @headers_array.each do |header|        
      if header != nil
        begin
          field_value = NameResolver.get_instance_field(
            collection_element, header)
          collection_row << field_value
        rescue => error
          collection_row << error
        end
      else
        collection_row << nil
      end
    end
    collection_data << collection_row
  end
  
  
  example_data = []
  @data.each_index do |row_index|
    example_row = []
    @headers_array.each_with_index do |header, header_index|
      if header != nil
        example_row << TypeConverter.instance.auto_convert_string(
          collection_object, header, @data[row_index][header_index])
      else
        example_row << nil
      end
    end
    example_data << example_row
  end
  do_execute_collection(results, example_data, collection_data)
end