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-rw-r--r--actionmailer/test/base_test.rb16
1 files changed, 16 insertions, 0 deletions
diff --git a/actionmailer/test/base_test.rb b/actionmailer/test/base_test.rb
index 61960d411d..ebb97078e6 100644
--- a/actionmailer/test/base_test.rb
+++ b/actionmailer/test/base_test.rb
@@ -968,3 +968,19 @@ class BasePreviewInterceptorsTest < ActiveSupport::TestCase
end
end
end
+
+class BasePreviewTest < ActiveSupport::TestCase
+ class BaseMailerPreview < ActionMailer::Preview
+ def welcome
+ BaseMailer.welcome(params)
+ end
+ end
+
+ test "has access to params" do
+ params = { name: "World" }
+
+ assert_called_with(BaseMailer, :welcome, [params]) do
+ BaseMailerPreview.call(:welcome, params)
+ end
+ end
+end