diff --git a/httpclient/src/test/java/org/apache/http/client/utils/TestURIBuilder.java b/httpclient/src/test/java/org/apache/http/client/utils/TestURIBuilder.java
index 9e1975d21..fc2630156 100644
--- a/httpclient/src/test/java/org/apache/http/client/utils/TestURIBuilder.java
+++ b/httpclient/src/test/java/org/apache/http/client/utils/TestURIBuilder.java
@@ -164,4 +164,33 @@ public class TestURIBuilder {
         Assert.assertEquals(uri1, uri2);
     }
 
+    @Test
+    public void testAgainstURI() throws Exception {
+        // Check that the URI generated by URI builder agrees with that generated by using URI directly
+        final String scheme="https";
+        final String host="localhost";
+        final String specials="/abcd!$&*()_-+.,=:;'~@[]?<>|#^%\"{}\\£`¬¦xyz"; // N.B. excludes space
+        URI uri = new URI(scheme, specials, host, 80, specials, specials, specials);
+
+        URI bld = new URIBuilder()
+                .setScheme(scheme)
+                .setHost(host)
+                .setUserInfo(specials)
+                .setPath(specials)
+                .addParameter(specials, null) // hack to bypass parsing of query data
+                .setFragment(specials)
+                .build();
+
+        Assert.assertEquals(uri.getHost(), bld.getHost());
+        
+        Assert.assertEquals(uri.getUserInfo(), bld.getUserInfo());
+        
+        Assert.assertEquals(uri.getPath(), bld.getPath());
+
+        Assert.assertEquals(uri.getQuery(), bld.getQuery());
+
+        Assert.assertEquals(uri.getFragment(), bld.getFragment());
+
+    }
+
 }