diff --git a/karma.conf.js b/karma.conf.js
index 209837431..c57e74c93 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -26,6 +26,24 @@ module.exports = function (config) {
             "src/core/plugin.js",
             "src/core/**/*.js",
             "src/data/**/*.js",
+            "src/data/**/*.js",
+            "src/data/**/*.js",
+            "src/third/**/*.js",
+            "src/base/pane.js",
+            "src/base/single/single.js",
+            "src/base/single/text.js",
+            "src/base/single/button/button.basic.js",
+            "src/base/single/button/button.node.js",
+            "src/base/single/tip/tip.js",
+            "src/base/combination/group.button.js",
+            "src/base/combination/tree.button.js",
+            "src/base/tree/ztree/treeview.js",
+            "src/base/tree/ztree/asynctree.js",
+            "src/base/tree/ztree/parttree.js",
+            "src/base/tree/ztree/list/listtreeview.js",
+            "src/base/tree/ztree/list/listasynctree.js",
+            "src/base/tree/ztree/list/listparttree.js",
+            "src/base/**/*.js",
             "src/**/*.test.js",
             "test/**/*.js"
         ],
@@ -36,7 +54,8 @@ module.exports = function (config) {
         preprocessors: {
             "src/core/alias.js": "coverage",
             "src/core/base.js": "coverage",
-            "src/core/func/date.js": "coverage"
+            "src/core/func/date.js": "coverage",
+            "src/base/**/*.js": "coverage"
         },
 
 
@@ -45,13 +64,18 @@ module.exports = function (config) {
         // available reporters: https://npmjs.org/browse/keyword/karma-reporter
         reporters: ["progress", "coverage"],
 
+        browserDisconnectTolerance: 3,
+        browserDisconnectTimeout : 300000,
+        browserNoActivityTimeout : 300000,
+
         coverageReporter: {
             // specify a common output directory
             dir: "coverage/",
             reporters: [
                 // reporters not supporting the `file` property
                 { type: "html", subdir: "report-html" },
-                { type: "json-summary", subdir: "report-json-summary" }
+                { type: "json-summary", subdir: "report-json-summary" },
+                { type: "cobertura", subdir: "report-cobertura"}
             ]
         },
 
diff --git a/src/css/widget/numberinterval/numberinterval.css b/src/css/widget/numberinterval/numberinterval.css
index 206f18597..db820c670 100644
--- a/src/css/widget/numberinterval/numberinterval.css
+++ b/src/css/widget/numberinterval/numberinterval.css
@@ -1,3 +1,8 @@
+.bi-number-interval.hack {
+  -webkit-border-radius: 0px;
+  -moz-border-radius: 0px;
+  border-radius: 0px;
+}
 .bi-number-interval .number-interval-small-editor {
   -moz-border-radius-topleft: 2px;
   -webkit-border-top-left-radius: 2px;
diff --git a/src/less/widget/numberinterval/numberinterval.less b/src/less/widget/numberinterval/numberinterval.less
index 7e16ae3ca..811caf679 100644
--- a/src/less/widget/numberinterval/numberinterval.less
+++ b/src/less/widget/numberinterval/numberinterval.less
@@ -1,6 +1,9 @@
 @import "../../index";
 
 .bi-number-interval {
+  &.hack {
+    .border-radius(0px);
+  }
   & .number-interval-small-editor {
     .border-corner-left-radius(2px, 2px);
   }
diff --git a/src/widget/numberinterval/numberinterval.js b/src/widget/numberinterval/numberinterval.js
index 9d1378573..74033ec71 100644
--- a/src/widget/numberinterval/numberinterval.js
+++ b/src/widget/numberinterval/numberinterval.js
@@ -23,7 +23,7 @@ BI.NumberInterval = BI.inherit(BI.Single, {
     _defaultConfig: function () {
         var conf = BI.NumberInterval.superclass._defaultConfig.apply(this, arguments);
         return BI.extend(conf, {
-            extraCls: "bi-number-interval",
+            extraCls: "bi-number-interval" + (BI.isIE() && BI.getIEVersion() < 10) ? " hack" : "",
             height: 24,
             validation: "valid",
             closeMin: true,
diff --git a/test/utils.js b/test/utils.js
new file mode 100644
index 000000000..5de2d2005
--- /dev/null
+++ b/test/utils.js
@@ -0,0 +1,12 @@
+!(function () {
+    BI.Test = {};
+    _.extend(BI.Test, {
+        createWidget: function (widgetJson) {
+            var widget = BI.createWidget(BI.extend(widgetJson, {
+                root: true
+            }));
+            widget.element.appendTo("body");
+            return widget;
+        }
+    })
+})();
\ No newline at end of file
diff --git a/test/widget/button.test.js b/test/widget/button.test.js
new file mode 100644
index 000000000..18faf06db
--- /dev/null
+++ b/test/widget/button.test.js
@@ -0,0 +1,25 @@
+/**
+ * Created by windy on 2018/01/23.
+ */
+describe("ButtonTest", function () {
+
+    /**
+     * test_author_windy
+     */
+    it("EventClickTest", function (done) {
+        var button = BI.Test.createWidget({
+            type: "bi.button",
+            text: "CCC",
+            handler: function () {
+                this.setText("click");
+            }
+        });
+        BI.nextTick(function () {
+            button.element.click();
+            expect(button.element.children(".bi-text").text()).to.equal("click");
+            button.destroy();
+            done();
+        });
+
+    });
+});
diff --git a/test/widget/text.test.js b/test/widget/text.test.js
new file mode 100644
index 000000000..6085f7672
--- /dev/null
+++ b/test/widget/text.test.js
@@ -0,0 +1,29 @@
+/**
+ * Created by windy on 2018/01/23.
+ */
+describe("TextTest", function () {
+
+    /**
+     * test_author_windy
+     */
+    it("setText", function () {
+        var text = BI.Test.createWidget({
+            type: "bi.text"
+        });
+        text.setText("AAA");
+        expect(text.element.text()).to.equal("AAA");
+        text.destroy();
+    });
+
+    /**
+     * test_author_windy
+     */
+    it("setStyle", function () {
+        var text = BI.Test.createWidget({
+            type: "bi.text"
+        });
+        text.setStyle({"color": "red"});
+        expect(text.element.getStyle("color")).to.equal("rgb(255, 0, 0)");
+        text.destroy();
+    });
+});