use escaped "Can't" constant at MailerTest

git-svn-id: http://svn.redmine.org/redmine/trunk@12883 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/mailer_test.rb

@@ -55,7 +55,7 @@ class MailerTest < ActiveSupport::TestCase
       # link to a referenced ticket
       assert_select 'a[href=?][title=?]',
                     'https://mydomain.foo/issues/1',
-                    'Can&#x27;t print recipes (New)',
+                    "#{ESCAPED_UCANT} print recipes (New)",
                     :text => '#1'
       # link to a changeset
       assert_select 'a[href=?][title=?]',
@@ -94,7 +94,7 @@ class MailerTest < ActiveSupport::TestCase
       # link to a referenced ticket
       assert_select 'a[href=?][title=?]',
                     'http://mydomain.foo/rdm/issues/1',
-                    'Can&#x27;t print recipes (New)',
+                    "#{ESCAPED_UCANT} print recipes (New)",
                     :text => '#1'
       # link to a changeset
       assert_select 'a[href=?][title=?]',
@@ -144,7 +144,7 @@ class MailerTest < ActiveSupport::TestCase
       # link to a referenced ticket
       assert_select 'a[href=?][title=?]',
                     'http://mydomain.foo/rdm/issues/1',
-                    'Can&#x27;t print recipes (New)',
+                    "#{ESCAPED_UCANT} print recipes (New)",
                     :text => '#1'
       # link to a changeset
       assert_select 'a[href=?][title=?]',