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Testing IP2Location.io Integration in Geocoder

This test suite validates the IP2Location.io integration within the Geocoder gem, focusing on API endpoint validation and location data parsing. The tests ensure accurate IP-based geolocation functionality and proper handling of API responses.

Test Coverage Overview

The test suite covers essential IP2Location.io API integration points, including URL construction and response parsing.

Tests API endpoint URL formation with API key
Validates geolocation data extraction from API responses
Covers core location attributes like country, region, and city

Implementation Analysis

The implementation follows Ruby unit testing patterns with GeocoderTestCase as the base class. The tests utilize setup methods for configuration and employ assertion-based validation to verify both the API request formation and response parsing.

Key patterns include:

Configuration setup through Geocoder.configure
API key management
Direct query URL validation
Response object attribute verification

Technical Details

Testing infrastructure includes:

Ruby test framework
GeocoderTestCase custom test base class
Mock API responses for consistent testing
API key configuration management
UTF-8 encoding specification

Best Practices Demonstrated

The test suite exemplifies several testing best practices for API integration testing.

Isolated test setup with proper configuration
Specific assertion checks for each response attribute
Clear test method naming conventions
Separation of URL construction and response parsing tests

alexreisner/geocoder

test/unit/lookups/ip2location_io_test.rb

            
# encoding: utf-8
require 'test_helper'

class Ip2locationIoTest < GeocoderTestCase

  def setup
    super
    Geocoder.configure(ip_lookup: :ip2location_io)
    set_api_key!(:ip2location_io)
  end

  def test_ip2location_io_query_url
    query = Geocoder::Query.new('8.8.8.8')
    assert_equal 'http://api.ip2location.io/?ip=8.8.8.8&key=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa', query.url
  end

  def test_ip2location_io_lookup_address
    result = Geocoder.search("8.8.8.8").first
    assert_equal "US", result.country_code
    assert_equal "United States of America", result.country_name
    assert_equal "California", result.region_name
    assert_equal "Mountain View", result.city_name
  end
end