fix #1146

Author: AllenFang

packages/react-bootstrap-table2/src/row-expand/expand-cell.js

@@ -44,7 +44,7 @@ export default class ExpandCell extends Component {
     if (tabIndex !== -1) attrs.tabIndex = tabIndex;
 
     return (
-      <td onClick={ this.handleClick } { ...attrs }>
+      <td className="expand-cell" onClick={ this.handleClick } { ...attrs }>
         {
           expandColumnRenderer ? expandColumnRenderer({
             expandable,

packages/react-bootstrap-table2/src/row-expand/expand-header-cell.js

@@ -28,7 +28,7 @@ export default class ExpansionHeaderCell extends Component {
     };
 
     return (
-      <th data-row-selection { ...attrs }>
+      <th className="expand-cell-header" data-row-selection { ...attrs }>
         {
           expandHeaderColumnRenderer ?
             expandHeaderColumnRenderer({ isAnyExpands }) :

packages/react-bootstrap-table2/src/row-selection/selection-cell.js

@@ -86,7 +86,7 @@ export default class SelectionCell extends Component {
       <BootstrapContext.Consumer>
         {
           ({ bootstrap4 }) => (
-            <td onClick={ this.handleClick } { ...attrs }>
+            <td className="selection-cell" onClick={ this.handleClick } { ...attrs }>
               {
                 selectionRenderer ? selectionRenderer({
                   mode: inputType,

packages/react-bootstrap-table2/src/row-selection/selection-header-cell.js

@@ -112,7 +112,7 @@ export default class SelectionHeaderCell extends Component {
               );
             }
             return (
-              <th data-row-selection { ...attrs }>{ content }</th>
+              <th className="selection-cell-header" data-row-selection { ...attrs }>{ content }</th>
             );
           }
         }

packages/react-bootstrap-table2/test/row-selection/__snapshots__/selection-cell.test.js.snap

@@ -2,6 +2,7 @@
 
 exports[`<SelectionCell /> render should render component correctly 1`] = `
 <td
+  className="selection-cell"
   onClick={[Function]}
 >
   <input