#!/usr/bin/ruby
#
# Copyright 2009, Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Tests the AdWords::Service class

require 'rubygems'
require 'test/unit'
require 'fileutils'
require 'common_test_utils'
require 'adwords4r'

class TestService < Test::Unit::TestCase
  # Test the get_versions method
  def test_get_versions
    versions = AdWords::Service.get_versions
    versions.each do |version|
      assert_kind_of(Numeric, version, 'Version is not a number')
    end
  end

  # Test the get_services method
  def test_get_services
    services =
        AdWords::Service.get_services(AdWords::Service.get_versions.first)

    assert_kind_of(Array, services, 'Service list is not an array')

    services.each do |service|
      assert_kind_of(String, service, 'Service name is not a string')
    end
  end

  # Test the do_require method
  def test_do_require
    AdWords::Service.do_require(200902)
    # Does the name exist after loading?
    assert_nothing_raised do
      AdWords::V200902::CampaignService::CampaignServiceWrapper
    end
  end

  # Test the get_module_name method
  def test_get_module_name
    name = AdWords::Service.get_module_name(200902, 'Campaign')
    # Does it match what we expect?
    assert_equal('AdWords::V200902::CampaignService', name,
        'Module name does not match expected output')
  end

  # Test the get_interface_name method
  def test_get_interface_name
    name = AdWords::Service.get_interface_name(200902, 'Campaign')
    # Does it match what we expect?
    assert_equal('AdWords::V200902::CampaignService::CampaignServiceInterface',
        name, 'Interface name does not match expected output')
  end

  # Test the get_wrapper_name method
  def test_get_wrapper_name
    name = AdWords::Service.get_wrapper_name(200902, 'Campaign')
    # Does it match what we expect?
    assert_equal('AdWords::V200902::CampaignService::CampaignServiceWrapper',
        name, 'Wrapper name does not match expected output')
  end
end