[0.14.3] Support custom save_path option

lib/capybara/cuprite/driver.rb

@@ -32,8 +32,7 @@ def initialize(app, options = {})
 
         @screen_size = @options.delete(:screen_size)
         @screen_size ||= DEFAULT_MAXIMIZE_SCREEN_SIZE
-
-        @options[:save_path] = File.expand_path(Capybara.save_path) if Capybara.save_path
+        @options[:save_path] ||= File.expand_path(Capybara.save_path) if Capybara.save_path
 
         ENV["FERRUM_DEBUG"] = "true" if ENV["CUPRITE_DEBUG"]
 

spec/lib/driver_spec.rb

@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+describe Capybara::Cuprite::Driver do
+  describe "save_path configuration" do
+    it "defaults to the Capybara save path" do
+      driver = with_capybara_save_path("/tmp/capybara-save-path") do
+        described_class.new(nil)
+      end
+
+      expect(driver.browser.options.to_h).to include(save_path: "/tmp/capybara-save-path")
+    end
+
+    it "allows a custom path to be specified" do
+      custom_path = Dir.mktmpdir
+
+      driver = with_capybara_save_path("/tmp/capybara-save-path") do
+        described_class.new(nil, { save_path: custom_path })
+      end
+
+      expect(driver.browser.options.to_h).to include(save_path: custom_path)
+    end
+  end
+
+  private
+
+  def with_capybara_save_path(path)
+    original_capybara_save_path = Capybara.save_path
+    Capybara.save_path = path
+    yield
+  ensure
+    Capybara.save_path = original_capybara_save_path
+  end
+end