From 31560955907b764d9951ff9b188cff722473ed26 Mon Sep 17 00:00:00 2001
From: kenta-s <knt01222@gmail.com>
Date: Sun, 15 Jan 2017 12:45:13 +0900
Subject: Add test for safe_join

---
 actionview/test/template/output_safety_helper_test.rb | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'actionview/test')

diff --git a/actionview/test/template/output_safety_helper_test.rb b/actionview/test/template/output_safety_helper_test.rb
index 8691bb11ee..e3f515bb1c 100644
--- a/actionview/test/template/output_safety_helper_test.rb
+++ b/actionview/test/template/output_safety_helper_test.rb
@@ -33,6 +33,11 @@ class OutputSafetyHelperTest < ActionView::TestCase
     assert_equal "&quot;a&quot; &lt;br/&gt; &lt;b&gt; &lt;br/&gt; &lt;c&gt;", joined
   end
 
+  test "safe_join should return the safe string separated by $, when second argument is not passed" do
+    joined = safe_join(["a", "b"])
+    assert_equal "a#{$,}b", joined
+  end
+
   test "to_sentence should escape non-html_safe values" do
     actual = to_sentence(%w(< > & ' "))
     assert actual.html_safe?
-- 
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