Add breaking tests.

Author: Jamstah

spec/unit/ldap/filter_spec.rb

@@ -76,8 +76,8 @@ def eq(attribute, value)
     end
   end
   describe "<- .escape(str)" do
-    it "should escape !, &, *, :, | and ~" do
-      Net::LDAP::Filter.escape('!&*:|~').should == "\\21\\26\\2A\\3A\\7C\\7E"
+    it "should escape nul, *, (, ) and \\" do
+      Net::LDAP::Filter.escape("\0*()\\").should == "\\00\\2A\\28\\29\\5C"
     end 
   end
-end
+end

test/test_filter.rb

@@ -24,6 +24,13 @@ def test_to_s
     assert_equal("(uid=george *)", Filter.eq("uid", "george *").to_s)
   end
 
+  def test_convenience_filters
+    assert_equal("(uid=\\2A)", Filter.equals("uid", "*").to_s)
+    assert_equal("(uid=\\28*)", Filter.begins("uid", "(").to_s)
+    assert_equal("(uid=*\\29)", Filter.ends("uid", ")").to_s)
+    assert_equal("(uid=*\\5C*)", Filter.contains("uid", "\\").to_s)	
+  end
+
 	def test_c2
     assert_equal("(uid=george *)",
                  Filter.from_rfc2254("uid=george *").to_rfc2254)