From 58c4eb836099904fc9130e039f85ae4d7a3353ca Mon Sep 17 00:00:00 2001
From: Rahul Sharma <rsconceptx@gmail.com>
Date: Tue, 15 Mar 2016 20:25:23 +0530
Subject: [PATCH] implements NavigatorLanguage

---
 components/script/dom/navigator.rs              | 5 +++++
 components/script/dom/navigatorinfo.rs          | 4 ++++
 components/script/dom/webidls/Navigator.webidl  | 9 ++++++++-
 tests/wpt/metadata/html/dom/interfaces.html.ini | 3 ---
 4 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/components/script/dom/navigator.rs b/components/script/dom/navigator.rs
index 5fa0465d3618..0c255b3a923f 100644
--- a/components/script/dom/navigator.rs
+++ b/components/script/dom/navigator.rs
@@ -65,4 +65,9 @@ impl NavigatorMethods for Navigator {
     fn AppVersion(&self) -> DOMString {
         navigatorinfo::AppVersion()
     }
+
+    // https://html.spec.whatwg.org/multipage/#navigatorlanguage
+    fn GetLanguage(&self) -> Option<DOMString>  {
+        Some(navigatorinfo::Language())
+    }
 }
diff --git a/components/script/dom/navigatorinfo.rs b/components/script/dom/navigatorinfo.rs
index 1d86deb45adf..f27e46ed91b7 100644
--- a/components/script/dom/navigatorinfo.rs
+++ b/components/script/dom/navigatorinfo.rs
@@ -43,3 +43,7 @@ pub fn UserAgent() -> DOMString {
 pub fn AppVersion() -> DOMString {
     DOMString::from("4.0")
 }
+
+pub fn Language() -> DOMString {
+    DOMString::from("en-US")
+}
diff --git a/components/script/dom/webidls/Navigator.webidl b/components/script/dom/webidls/Navigator.webidl
index 869eaab9debb..6258900ca49a 100644
--- a/components/script/dom/webidls/Navigator.webidl
+++ b/components/script/dom/webidls/Navigator.webidl
@@ -8,7 +8,7 @@ interface Navigator {
   // objects implementing this interface also implement the interfaces given below
 };
 Navigator implements NavigatorID;
-//Navigator implements NavigatorLanguage;
+Navigator implements NavigatorLanguage;
 //Navigator implements NavigatorOnLine;
 //Navigator implements NavigatorContentUtils;
 //Navigator implements NavigatorStorageUtils;
@@ -25,3 +25,10 @@ interface NavigatorID {
   boolean taintEnabled(); // constant false
   readonly attribute DOMString userAgent;
 };
+
+// https://html.spec.whatwg.org/multipage/#navigatorlanguage
+[NoInterfaceObject/*, Exposed=Window,Worker*/]
+interface NavigatorLanguage {
+  readonly attribute DOMString? language;
+  //readonly attribute DOMString[] languages;
+};
diff --git a/tests/wpt/metadata/html/dom/interfaces.html.ini b/tests/wpt/metadata/html/dom/interfaces.html.ini
index 7969f4095d5c..0460b8b57fdb 100644
--- a/tests/wpt/metadata/html/dom/interfaces.html.ini
+++ b/tests/wpt/metadata/html/dom/interfaces.html.ini
@@ -7131,9 +7131,6 @@
   [EventTarget interface: calling dispatchEvent(Event) on window.applicationCache with too few arguments must throw TypeError]
     expected: FAIL
 
-  [Navigator interface: attribute language]
-    expected: FAIL
-
   [Navigator interface: attribute languages]
     expected: FAIL