Contents

# encoding: utf-8
require 'spec_helper'

describe DataSources::Yaml do
  context '#initialize' do
    it 'raises an exception if the yaml file cannot be found' do
      expect { DataSources::Yaml.new('not valid file') }.to raise_error Exceptions::YamlFileNotFound
    end
  end

  context '#fetch' do
    it 'retrieves variables from yaml file' do
      file = create_file('blub.yaml', <<-EOF.strip_heredoc
                         ---
                         MY_NAME: Karl
                         EOF
                        )
      source = DataSources::Yaml.new(file)
      expect(source.fetch('MY_NAME')).to eq('Karl')
    end

    it 'retrieves symbol variables from yaml file' do
      file = create_file('blub.yaml', <<-EOF.strip_heredoc
                         ---
                         :MY_NAME: Karl
                         EOF
                        )
      source = DataSources::Yaml.new(file)
      expect(source.fetch('MY_NAME')).to eq('Karl')
    end

    it 'returns nil if variable cannot be found' do
      file = create_file('blub.yaml', <<-EOF.strip_heredoc
                         ---
                         MY_NAME: Karl
                         EOF
                        )
      source = DataSources::Yaml.new(file)
      expect(source.fetch('NOT_MY_NAME')).to be_nil
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
filegen-0.4.3	spec/data_sources/yaml_spec.rb