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Testing Rails 2 Performance Metrics Implementation in Brakeman

This performance test suite implements browser-based testing for a Rails 2 application, focusing on homepage response metrics. The test validates basic routing and performance characteristics using ActionController::PerformanceTest framework.

Test Coverage Overview

The test suite provides essential coverage for homepage performance benchmarking.

Key areas covered include:
  • Homepage GET request response
  • Basic routing functionality validation
  • Performance metrics collection
  • Response time measurements

Implementation Analysis

The implementation utilizes Rails 2’s built-in performance testing framework through ActionController::PerformanceTest. The approach focuses on HTTP GET request simulation and response profiling, storing results in the tmp/performance directory for analysis.

Technical patterns include:
  • Direct route testing via GET requests
  • Performance metric collection
  • Automated profiling output

Technical Details

Tools and configuration:
  • performance_test_help library integration
  • ActionController::PerformanceTest framework
  • Rails 2 test environment
  • Temporary performance results storage
  • Standard test_helper inclusion

Best Practices Demonstrated

The test implementation showcases clean, focused performance testing practices in Rails 2 applications. Notable practices include:
  • Isolated test methods for specific routes
  • Clear test naming conventions
  • Proper test helper inclusion
  • Automated performance metric collection
  • Organized result storage

presidentbeef/brakeman

test/apps/rails2/test/performance/browsing_test.rb

            
require 'test_helper'
require 'performance_test_help'

# Profiling results for each test method are written to tmp/performance.
class BrowsingTest < ActionController::PerformanceTest
  def test_homepage
    get '/'
  end
end