run.rb in similatron-0.2.0

- old
+ new

@@ -5,15 +5,11 @@
 
     def start(base_path: "tmp")
       run_id = SecureRandom.urlsafe_base64(8)
       @run_path = File.join(base_path, "run_#{run_id}")
 
-      @engines = [
-        ImagemagickComparisonEngine.new(diffs_path: run_path),
-        DiffComparisonEngine.new(diffs_path: run_path),
-        BinaryDiffComparisonEngine.new(diffs_path: run_path)
-      ]
+      @engines = build_engines
 
       @comparisons = []
       FileUtils.mkdir_p(run_path)
     end
 
@@ -75,10 +71,22 @@
         actual: actual,
         score: 0
       )
     end
 
+    def build_engines
+      engine_classes = [
+        PdfComparisonEngine,
+        ImagemagickComparisonEngine,
+        DiffComparisonEngine,
+        BinaryDiffComparisonEngine
+      ]
+      engine_classes.map do |engine_class|
+        engine_class.new(diffs_path: run_path)
+      end
+    end
+
     def best_engine(file)
       mime_type = `file --mime -b #{file}`.chomp
       engines.detect { |engine| engine.can_handle_mime?(mime_type) }
     end
 
@@ -94,11 +102,10 @@
     def to_json
       comparisons.map(&:as_json).to_json
     end
 
     def to_html
-      template = ERB.new(File.read("lib/assets/report.html.erb"))
-      template.result(binding)
+      HtmlReport.new(self).render
     end
 
     def write_reports
       File.write(html_report_path, to_html)
       File.write(json_report_path, to_json)