Class: RailsMcpInsight::Analyzers::TestAnalyzer

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_mcp_insight/analyzers/test_analyzer.rb

Overview

Maps source files to their corresponding test/spec files.

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ TestAnalyzer

Returns a new instance of TestAnalyzer.



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# File 'lib/rails_mcp_insight/analyzers/test_analyzer.rb', line 7

def initialize(config)
  @config = config
end

Instance Method Details

#coverage_stats ⇒ Object

Get test coverage statistics



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# File 'lib/rails_mcp_insight/analyzers/test_analyzer.rb', line 51

def coverage_stats
  spec_files = Dir.exist?(@config.spec_path) ? Dir.glob(File.join(@config.spec_path, "**", "*_spec.rb")) : []
  test_files = Dir.exist?(@config.test_path) ? Dir.glob(File.join(@config.test_path, "**", "*_test.rb")) : []

  app_files = Dir.glob(File.join(@config.app_path, "**", "*.rb"))

  tested_files = app_files.count do |app_file|
    result = find_tests(app_file)
    result[:has_tests]
  end

  {
    app_files: app_files.length,
    spec_files: spec_files.length,
    test_files: test_files.length,
    total_test_files: spec_files.length + test_files.length,
    tested_app_files: tested_files,
    untested_app_files: app_files.length - tested_files,
    coverage_ratio: app_files.empty? ? 0 : (tested_files.to_f / app_files.length).round(2)
  }
end

#find_tests(source_file) ⇒ Object

Find tests for a given source file



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# File 'lib/rails_mcp_insight/analyzers/test_analyzer.rb', line 12

def find_tests(source_file)
  relative = source_file.sub("#{@config.project_path}/", "")

  test_files = []

  # Check RSpec (spec/)
  if Dir.exist?(@config.spec_path)
    spec_file = relative.sub("app/", "spec/").sub(".rb", "_spec.rb")
    full_spec = File.join(@config.project_path, spec_file)
    test_files << { file: spec_file, exists: File.exist?(full_spec), framework: "rspec" }

    # Also check for request/integration specs
    if relative.start_with?("app/controllers/")
      request_spec = relative.sub("app/controllers/", "spec/requests/")
                             .sub("_controller.rb", "_spec.rb")
      full_request = File.join(@config.project_path, request_spec)
      test_files << { file: request_spec, exists: File.exist?(full_request), framework: "rspec" }
    end
  end

  # Check Minitest (test/)
  if Dir.exist?(@config.test_path)
    test_file = relative.sub("app/", "test/").sub(".rb", "_test.rb")
    full_test = File.join(@config.project_path, test_file)
    test_files << { file: test_file, exists: File.exist?(full_test), framework: "minitest" }
  end

  # Find related factories
  factory_file = find_factory(relative)

  {
    source_file: relative,
    test_files: test_files,
    has_tests: test_files.any? { |t| t[:exists] },
    factory: factory_file
  }
end