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-rw-r--r--actionmailer/test/base_test.rb4
1 files changed, 2 insertions, 2 deletions
diff --git a/actionmailer/test/base_test.rb b/actionmailer/test/base_test.rb
index 7898996c30..7a1a505398 100644
--- a/actionmailer/test/base_test.rb
+++ b/actionmailer/test/base_test.rb
@@ -122,7 +122,7 @@ class BaseTest < ActiveSupport::TestCase
email = BaseMailer.attachment_with_hash
assert_equal(1, email.attachments.length)
assert_equal("invoice.jpg", email.attachments[0].filename)
- expected = "\312\213\254\232)b".dup
+ expected = +"\312\213\254\232)b"
expected.force_encoding(Encoding::BINARY)
assert_equal expected, email.attachments["invoice.jpg"].decoded
end
@@ -131,7 +131,7 @@ class BaseTest < ActiveSupport::TestCase
email = BaseMailer.attachment_with_hash_default_encoding
assert_equal(1, email.attachments.length)
assert_equal("invoice.jpg", email.attachments[0].filename)
- expected = "\312\213\254\232)b".dup
+ expected = +"\312\213\254\232)b"
expected.force_encoding(Encoding::BINARY)
assert_equal expected, email.attachments["invoice.jpg"].decoded
end