Add 'localhost' to WithProxy localhost declarations.

Author: vietj

vertx-core/src/test/java/io/vertx/test/proxy/WithProxy.java

@@ -22,6 +22,6 @@
 
   ProxyKind kind();
 
-  String[] localhosts() default "";
+  String[] localhosts() default {};
 
 }

vertx-core/src/test/java/io/vertx/tests/http/Http1xProxyTest.java

@@ -139,7 +139,7 @@ public void testNonProxyHosts1() throws Exception {
     testNonProxyHosts(Collections.singletonList("www1.example1.com"), "www1.example1.com", false);
   }
 
-  @WithProxy(kind = ProxyKind.HTTP, localhosts = "www2.example1.com")
+  @WithProxy(kind = ProxyKind.HTTP, localhosts = {"localhost", "www2.example1.com"})
   @Test
   public void testNonProxyHosts2() throws Exception {
     testNonProxyHosts(Collections.singletonList("www1.example1.com"), "www2.example1.com", true);

vertx-core/src/test/java/io/vertx/tests/tls/HttpTLSTest.java

@@ -1554,7 +1554,7 @@ private void testProxy(ProxyType proxyType) throws Exception {
     assertEquals("hostname resolved but it shouldn't be", DEFAULT_HTTPS_HOST_AND_PORT, proxy.lastUri());
   }
 
-  @WithProxy(kind = ProxyKind.HTTP, localhosts = "host2.com")
+  @WithProxy(kind = ProxyKind.HTTP, localhosts = { "localhost", "host2.com"})
   @Test
   // Access https server via connect proxy
   public void testHttpsProxyWithSNI() throws Exception {
@@ -1615,7 +1615,7 @@ public void testHttpsSocks() throws Exception {
     testProxy(ProxyType.SOCKS5);
   }
 
-  @WithProxy(kind = ProxyKind.SOCKS5, localhosts = "host2.com")
+  @WithProxy(kind = ProxyKind.SOCKS5, localhosts = { "localhost", "host2.com" })
   @Test
   // Access https server via socks5 proxy
   public void testHttpsSocksWithSNI() throws Exception {