diff --git a/addons/web/static/src/js/views/abstract_view.js b/addons/web/static/src/js/views/abstract_view.js
index fdb029da6c3..f4def9f69c8 100644
--- a/addons/web/static/src/js/views/abstract_view.js
+++ b/addons/web/static/src/js/views/abstract_view.js
@@ -185,8 +185,24 @@ var AbstractView = Class.extend({
      */
     _loadLibs: function () {
         var defs = [];
-        _.each(this.config.js_libs, function (url) {
-            defs.push(ajax.loadJS(url));
+        var jsDefs;
+        _.each(this.config.js_libs, function (urls) {
+            if (typeof(urls) === 'string') {
+                // js_libs is an array of urls: those urls can be loaded in
+                // parallel
+                defs.push(ajax.loadJS(urls));
+            } else {
+                // js_libs is an array of arrays of urls: those arrays of urls
+                // must be loaded sequentially, but the urls inside each
+                // sub-array can be loaded in parallel
+                defs.push($.when.apply($, jsDefs).then(function () {
+                    jsDefs = [];
+                    _.each(urls, function (url) {
+                        jsDefs.push(ajax.loadJS(url));
+                    });
+                    return $.when.apply($, jsDefs);
+                }));
+            }
         });
         _.each(this.config.css_libs, function (url) {
             defs.push(ajax.loadCSS(url));
diff --git a/addons/web/static/tests/views/abstract_view_tests.js b/addons/web/static/tests/views/abstract_view_tests.js
new file mode 100644
index 00000000000..1c85b390cc6
--- /dev/null
+++ b/addons/web/static/tests/views/abstract_view_tests.js
@@ -0,0 +1,106 @@
+odoo.define('web.abstract_view_tests', function (require) {
+"use strict";
+
+var AbstractView = require('web.AbstractView');
+var ajax = require('web.ajax');
+var testUtils = require('web.test_utils');
+
+var createAsyncView = testUtils.createAsyncView;
+
+QUnit.module('Views', {
+    beforeEach: function () {
+        this.data = {
+            fake_model: {
+                fields: {},
+                record: [],
+            },
+        };
+    },
+}, function () {
+
+    QUnit.module('AbstractView');
+
+    QUnit.test('lazy loading of js libs (in parallel)', function (assert) {
+        var done = assert.async();
+        assert.expect(6);
+
+        var def = $.Deferred();
+        var loadJS = ajax.loadJS;
+        ajax.loadJS = function (url) {
+            assert.step(url);
+            return def.then(function () {
+                assert.step(url + ' loaded');
+            });
+        };
+        var View = AbstractView.extend({
+            config: _.extend({}, AbstractView.prototype.config, {
+                js_libs: ['a', 'b'],
+            }),
+        });
+        createAsyncView({
+            View: View,
+            arch: '<fake/>',
+            data: this.data,
+            model: 'fake_model',
+        }).then(function (view) {
+            assert.verifySteps(['a', 'b', 'a loaded', 'b loaded'],
+                "should wait for both libs to be loaded");
+            ajax.loadJS = loadJS;
+            view.destroy();
+            done();
+        });
+
+        assert.verifySteps(['a', 'b'],
+            "both libs should be loaded in parallel");
+        def.resolve();
+    });
+
+    QUnit.test('lazy loading of js libs (sequentially)', function (assert) {
+        var done = assert.async();
+        assert.expect(10);
+
+        var defs = {
+            a: $.Deferred(),
+            b: $.Deferred(),
+            c: $.Deferred(),
+        };
+        var loadJS = ajax.loadJS;
+        ajax.loadJS = function (url) {
+            assert.step(url);
+            return defs[url].then(function () {
+                assert.step(url + ' loaded');
+            });
+        };
+        var View = AbstractView.extend({
+            config: _.extend({}, AbstractView.prototype.config, {
+                js_libs: [
+                    ['a', 'b'],
+                    ['c'],
+                ],
+            }),
+        });
+        createAsyncView({
+            View: View,
+            arch: '<fake/>',
+            data: this.data,
+            model: 'fake_model',
+        }).then(function (view) {
+            assert.verifySteps(['a', 'b', 'a loaded', 'b loaded', 'c', 'c loaded'],
+                "should for all libs to be loaded");
+            ajax.loadJS = loadJS;
+            view.destroy();
+            done();
+        });
+
+        assert.verifySteps(['a', 'b'],
+            "libs 'a' and 'b' should be loaded in parallel");
+        defs.a.resolve();
+        assert.verifySteps(['a', 'b', 'a loaded'],
+            "should wait for 'a' and 'b' to be loaded before loading 'c'");
+        defs.b.resolve();
+        assert.verifySteps(['a', 'b', 'a loaded', 'b loaded', 'c'],
+            "should load 'c' when 'a' and 'b' are loaded");
+        defs.c.resolve();
+    });
+});
+});
diff --git a/addons/web/views/webclient_templates.xml b/addons/web/views/webclient_templates.xml
index 8eeb2c7eba5..27831759b4b 100644
--- a/addons/web/views/webclient_templates.xml
+++ b/addons/web/views/webclient_templates.xml
@@ -434,6 +434,7 @@
                 <script type="text/javascript" src="/web/static/tests/fields/relational_fields_tests.js"></script>
                 <script type="text/javascript" src="/web/static/tests/fields/special_fields.js"></script>
 
+                <script type="text/javascript" src="/web/static/tests/views/abstract_view_tests.js"></script>
                 <script type="text/javascript" src="/web/static/tests/views/form_tests.js"></script>
                 <script type="text/javascript" src="/web/static/tests/views/graph_tests.js"></script>
                 <script type="text/javascript" src="/web/static/tests/views/list_tests.js"></script>