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Testing Ipinfo.io IP Address Lookup Integration in Geocoder

This test suite validates the functionality of the Ipinfo.io IP lookup service integration within the Geocoder gem. It ensures proper handling of various IP address types including loopback, private, and public addresses.

Test Coverage Overview

The test suite provides comprehensive coverage of IP address lookup scenarios using the Ipinfo.io service. Key areas tested include:

Loopback address (127.0.0.1) handling
Private network address (172.19.0.1) validation
Public IP address (8.8.8.8) attribute extraction
Verification of geographical data retrieval

Implementation Analysis

The testing approach utilizes Ruby’s unit testing framework with the GeocoderTestCase base class. Tests follow a clear pattern of configuring the geocoder, performing lookups, and asserting expected results. Each test focuses on specific IP address types and their corresponding attribute validation.

Technical Details

Testing components include:

Ruby test framework with GeocoderTestCase
Geocoder configuration for IP lookups
HTTPS protocol testing
IP address result object validation
Geographic attribute verification

Best Practices Demonstrated

The test suite exemplifies several testing best practices:

Isolated test cases for different scenarios
Clear test method naming conventions
Proper assertion usage for result validation
Comprehensive attribute checking
Configuration isolation between tests

alexreisner/geocoder

test/unit/lookups/ipinfo_io_test.rb

            
# encoding: utf-8
require 'test_helper'

class IpinfoIoTest < GeocoderTestCase

  def test_ipinfo_io_lookup_loopback_address
    Geocoder.configure(:ip_lookup => :ipinfo_io)
    result = Geocoder.search("127.0.0.1").first
    assert_nil result.latitude
    assert_nil result.longitude
    assert_equal "127.0.0.1", result.ip
  end

  def test_ipinfo_io_lookup_private_address
    Geocoder.configure(:ip_lookup => :ipinfo_io)
    result = Geocoder.search("172.19.0.1").first
    assert_nil result.latitude
    assert_nil result.longitude
    assert_equal "172.19.0.1", result.ip
  end

  def test_ipinfo_io_extra_attributes
    Geocoder.configure(:ip_lookup => :ipinfo_io, :use_https => true)
    result = Geocoder.search("8.8.8.8").first
    assert_equal "8.8.8.8", result.ip
    assert_equal "California", result.region
    assert_equal "94040", result.postal
  end
end