refact: makes tests consistent

Rakefile

@@ -11,12 +11,24 @@ Rake::TestTask.new(:test) do |t|
   t.test_files = FileList["test/**/*_test.rb"]
 end
 
+Rake::TestTask.new("test:unit") do |t|
+  t.libs << "test"
+  t.libs << "lib"
+  t.test_files = FileList["test/unit/**/*_test.rb"]
+end
+
 Rake::TestTask.new("test:integration") do |t|
   t.libs << "test"
   t.libs << "lib"
   t.test_files = FileList["test/integration/**/*_test.rb"]
 end
 
+desc "Run all tests with coverage"
+task :coverage do
+  ENV["COVERAGE"] = "true"
+  Rake::Task["test"].invoke
+end
+
 task "clobber" do
   puts "Cleanup tmp/*.png"
   FileUtils.rm_rf(Dir["./tmp/*"])

scripts/benchmark/find_region_benchmark.rb

@@ -8,7 +8,7 @@
 
 module Capybara::Screenshot::Diff
   class Drivers::FindRegionBenchmark
-    TEST_IMAGES_DIR = Pathname.new(File.expand_path("../../test/images", __dir__))
+    TEST_IMAGES_DIR = Pathname.new(File.expand_path("../../test/fixtures/images", __dir__))
     APP_SCREENSHOTS_DIR = Pathname.new(
       File.expand_path("../../test/fixtures/app/doc/screenshots/chrome/macos/", __dir__)
     )