module SimpleCov::Combine::ResultsCombiner

There might be reports from different kinds of tests, e.g. RSpec and Cucumber. We need to combine their results into unified one. This class does that. To unite the results on file basis, it leverages the combine of lines and branches inside each file within given results.

Public Instance Methods

combine(*results) click to toggle source

Combine process explanation

> ResultCombiner: define all present files between results and start combine on file level.

> FileCombiner: collect result of next combine levels lines and branches.

> LinesCombiner: combine lines results.

> BranchesCombiner: combine branches results.

@return [Hash]

# File lib/simplecov/combine/results_combiner.rb, line 21
def combine(*results)
  results.reduce({}) do |combined_results, next_result|
    combine_result_sets(combined_results, next_result)
  end
end
combine_file_coverage(coverage_a, coverage_b) click to toggle source

Combine two files coverage results

@param [Hash] coverage_a @param [Hash] coverage_b

@return [Hash]

# File lib/simplecov/combine/results_combiner.rb, line 54
def combine_file_coverage(coverage_a, coverage_b)
  Combine.combine(Combine::FilesCombiner, coverage_a, coverage_b)
end
combine_result_sets(combined_results, result) click to toggle source

Manage combining results on files level

@param [Hash] combined_results @param [Hash] result

@return [Hash]

# File lib/simplecov/combine/results_combiner.rb, line 35
def combine_result_sets(combined_results, result)
  results_files = combined_results.keys | result.keys

  results_files.each_with_object({}) do |file_name, file_combination|
    file_combination[file_name] = combine_file_coverage(
      combined_results[file_name],
      result[file_name]
    )
  end
end