Contents

require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper')

include Fathom

describe YAMLImport do

  before do
    @demo_yaml_location = File.expand_path(File.dirname(__FILE__) + "/../../support/demo.yml")
    @demo_yaml = open(@demo_yaml_location).read
    @opts = {:content => @demo_yaml}
    @yi = YAMLImport.new(@opts)
    @result = @yi.import
  end
  
  it "should not work unless content is set" do
    lambda{YAMLImport.new.import}.should raise_error
    lambda{YAMLImport.new(@opts)}.should_not raise_error
  end
  
  it "should create an ImportNode as a return value" do
    @result.should be_an(ImportNode)
  end
  
  it "should create PlausibleRange nodes for any hashes with at least a min and max key in it" do
    @result.co2_emissions.should_not be_nil
  end
  
  it "should not create a PlausibleRange for entries missing min and max" do
    @result.should_not respond_to(:invalid_hash)
  end
  
  it "should be able to create a PlausibleRange with more complete information" do
    @result.more_complete_range.ci.should eql(0.6)
    @result.more_complete_range.description.should eql('Some good description')
  end
  
  it "should create DataNodes for entries that have an array of information" do
    @result.co2_readings.should be_a(DataNode)
    @result.co2_readings.values.should eql([10,20,30])
  end
  
  it "should store the imported values in the knowledge base" do
    Fathom.knowledge_base['CO2 Emissions'].should be_a(PlausibleRange)
    Fathom.kb['CO2 Emissions'].min.should eql(1_000_000)
  end
  
  it "should import from the class level" do
    YAMLImport.import(@opts)
    Fathom.knowledge_base['CO2 Emissions'].should be_a(PlausibleRange)
    Fathom.kb['CO2 Emissions'].min.should eql(1_000_000)
  end
  
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
fathom-0.3.0	spec/fathom/import/yaml_import_spec.rb