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+<!DOCTYPE html>
+<html>
+
+<head lang="en">
+  <meta charset="UTF-8">
+  <title></title>
+
+  <script src="../../webcomponentsjs/webcomponents-lite.min.js"></script>
+  <script src="../../web-component-tester/browser.js"></script>
+  <script src="common.js"></script>
+
+  <link rel="import" href="../vaadin-grid.html">
+</head>
+
+<body>
+
+  <div id="gridwrapper"></div>
+
+  <script>
+    describe.feature('sorting rows', function() {
+
+      describe('using api', function() {
+
+        function assignInvalidSortOrder() {
+          grid.data.sortOrder = [{
+            column: 0,
+            direction: "ascending" // Should be asc or desc
+          }];
+        }
+
+        beforeEach(function() {
+          grid.columns[0].sortable = true;
+          grid.columns[1].sortable = true;
+        });
+
+        it('should set sortOrder property', function() {
+          grid.data.sortOrder = [{
+            column: 0,
+            direction: "desc"
+          }];
+
+          expect(qLocal(".v-grid-header th").classList.contains("sort-desc")).to.be.true;
+        });
+
+        it('should clear sort order', function() {
+          grid.data.sortOrder = [{
+            column: 0,
+            direction: "desc"
+          }];
+          grid.data.sortOrder = [];
+          expect(grid.data.sortOrder).to.be.empty;
+        });
+
+        it('should preserve existing sort order on invalid value', function() {
+          grid.data.sortOrder = [{
+            column: 0,
+            direction: "desc"
+          }];
+          expect(assignInvalidSortOrder).to.throw("Invalid sort direction");
+          expect(qLocal(".v-grid-header th").classList.contains("sort-desc")).to.be.true;
+        });
+
+        it('should be able to sort with multiple columns', function() {
+          grid.data.sortOrder = [{
+            column: 0,
+            direction: "desc"
+          }, {
+            column: 1
+          }];
+          assert.lengthOf(grid.data.sortOrder, 2);
+          expect(qaLocal(".v-grid-header th")[0].classList.contains("sort-desc")).to.be.true;
+          expect(qaLocal(".v-grid-header th")[1].classList.contains("sort-asc")).to.be.true;
+        });
+
+        it('should reset selection', function() {
+          grid.selectedRows = [0];
+
+          grid.data.sortOrder = [{
+            column: 0,
+            direction: "desc"
+          }];
+
+          expect(grid.selection.selected()).to.be.empty;
+        });
+
+        it('should ignore selection column from index', function() {
+          var firstNonFrozenHeaderCell = qLocal.bind(this, ".v-grid-header .v-grid-cell:not(.frozen)");
+
+          firstNonFrozenHeaderCell().click();
+          expect(grid.data.sortOrder[0].column).to.eql(0);
+
+          grid.selection.mode = "multi";
+          firstNonFrozenHeaderCell().click();
+          expect(grid.data.sortOrder[0].column).to.eql(0);
+        });
+
+
+      });
+    });
+  </script>