streamline by allowing to collect errors for an indivual file

Author: dczulada

app/helpers/test_executions_helper.rb

@@ -112,7 +112,7 @@ def info_title_for_product_test(product_test)
 
   # returns [file_name, error_result]
   def file_name_and_error_result_from_execution(execution)
-    errs = Cypress::ErrorCollector.collected_errors(execution)
+    errs = Cypress::ErrorCollector.collected_errors(execution, file_name: params[:file_name])
     files = errs.files.select { |file_name, _| route_file_name(file_name) == params[:file_name] }
     file_name_and_error_result_from_files(files, params[:file_name])
   end

lib/cypress/error_collector.rb

@@ -6,10 +6,12 @@ class FileNotFound < StandardError
     end
 
     # include_locations (default true) to include the xml locations mapping with collected errors
-    def self.collected_errors(execution, include_locations: true)
+    def self.collected_errors(execution, include_locations: true, file_name: nil)
       # gonna return all the errors for this execution, structured in a reasonable way.
       collected_errors = { nonfile: get_nonfile_errors(execution), files: {} }
       execution.artifact.file_names.each do |this_name|
+        next unless file_name.nil? || file_name == ApplicationController.helpers.route_file_name(this_name)
+
         all_errs = execution.execution_errors.by_file(this_name.force_encoding('UTF-8'))
         related_errs = execution.sibling_execution ? execution.sibling_execution.execution_errors.by_file(this_name) : [] # c3
         next unless (all_errs.count + related_errs.count).positive?