From 5296367cf4d22222aad08acaa65eb369de65241b Mon Sep 17 00:00:00 2001
From: tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 6 Nov 2009 18:29:31 +0000
Subject: * ext/dl/cptr.c (rb_dlptr_to_str, rb_dlptr_to_s) adding documentation
 * test/dl/test_cptr.rb (test_to_str, test_to_s) testing the   stringification
 of DL::Ptr

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25677 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/dl/test_cptr.rb | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'test/dl')

diff --git a/test/dl/test_cptr.rb b/test/dl/test_cptr.rb
index 43605f84ce..979c5f50bc 100644
--- a/test/dl/test_cptr.rb
+++ b/test/dl/test_cptr.rb
@@ -3,6 +3,28 @@ require_relative '../ruby/envutil'
 
 module DL
   class TestCPtr < TestBase
+    def test_to_str
+      str = "hello world"
+      ptr = CPtr[str]
+
+      assert_equal 3, ptr.to_str(3).length
+      assert_equal str, ptr.to_str
+
+      ptr[5] = 0
+      assert_equal "hello\0world", ptr.to_str
+    end
+
+    def test_to_s
+      str = "hello world"
+      ptr = CPtr[str]
+
+      assert_equal 3, ptr.to_s(3).length
+      assert_equal str, ptr.to_s
+
+      ptr[5] = 0
+      assert_equal 'hello', ptr.to_s
+    end
+
     def test_minus
       str = "hello world"
       ptr = CPtr[str]
-- 
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