RequestBuilder.getRawUrl.test.patch

diff --git api/src/test/java/org/asynchttpclient/async/RequestBuilderTest.java api/src/test/java/org/asynchttpclient/async/RequestBuilderTest.java
index 586b74a..a2ced7a 100644
--- api/src/test/java/org/asynchttpclient/async/RequestBuilderTest.java
+++ api/src/test/java/org/asynchttpclient/async/RequestBuilderTest.java
@@ -74,6 +74,16 @@ public class RequestBuilderTest {
     }

     @Test(groups = {"standalone", "default_provider"})
+    public void testAddQueryParameterReadRawUrl() throws UnsupportedEncodingException {
+        RequestBuilder rb = new RequestBuilder("GET", true).setUrl("http://example.com/path")
+                .addQueryParameter("a", "1?&")
+                .addQueryParameter("b", "+ =");
+        Request request = rb.build();
+        assertEquals(request.getUrl(), "http://example.com/path?a=1%3F%26&b=%2B%20%3D");
+        assertEquals(request.getRawUrl(), "http://example.com/path?a=1?&&b=+ =");
+    }
+
+    @Test(groups = {"standalone", "default_provider"})
     public void testChaining() throws IOException, ExecutionException, InterruptedException {
         Request request = new RequestBuilder("GET")
                 .setUrl("http://foo.com")