From eb99a1777e4cf1a56e3d9f62da0bab4c818ba2a1 Mon Sep 17 00:00:00 2001
From: fuzhenn <fuzhen@maptalks.org>
Date: Wed, 4 Oct 2017 17:46:36 +0800
Subject: [PATCH] fix util.now

---
 build/karma.cover.config.js | 3 ++-
 src/core/util/common.js     | 3 ---
 test/core/UtilSpec.js       | 7 +++++++
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/build/karma.cover.config.js b/build/karma.cover.config.js
index cc1236ed8a..553450b3cf 100644
--- a/build/karma.cover.config.js
+++ b/build/karma.cover.config.js
@@ -23,7 +23,8 @@ module.exports = function (config) {
         const babel = require('maptalks-rollup-plugin-babel');
         plugins.splice(idx, 1, babel({
             plugins: [['istanbul', {
-                exclude: ['test/**/*.js', 'src/core/mapbox/*.js', 'src/util/dom.js', 'node_modules/**/*']
+                // TileLayerGLRenderer is not testable on CI
+                exclude: ['test/**/*.js', 'src/core/mapbox/*.js', 'src/util/dom.js', 'src/renderer/layer/tilelayer/TileLayerGLRenderer', 'node_modules/**/*']
             }]]
         }));
     }
diff --git a/src/core/util/common.js b/src/core/util/common.js
index 895d904348..42c0fde343 100644
--- a/src/core/util/common.js
+++ b/src/core/util/common.js
@@ -1,7 +1,4 @@
 export function now() {
-    if (typeof performance !== 'undefined' && performance.now) {
-        return performance.now();
-    }
     return Date.now();
 }
 
diff --git a/test/core/UtilSpec.js b/test/core/UtilSpec.js
index 57746d14df..597f2ce309 100644
--- a/test/core/UtilSpec.js
+++ b/test/core/UtilSpec.js
@@ -26,6 +26,13 @@ describe('Util', function () {
         expect(maptalks.Util.sign(2)).to.be.eql(1);
     });
 
+    it('now', function () {
+        var now = Date.now();
+        var now2 = maptalks.Util.now();
+
+        expect(now2 >= now).to.be.ok();
+    });
+
     it('getSymbolStamp', function () {
         var symbol = {
             'markerType' : 'ellipse',