Fix: eq check when test case is not object.

Author: aladdin-add

lib/rules/no-identical-tests.js

@@ -37,6 +37,14 @@ module.exports = {
      *@returns {boolean} if eq, return true, else return false.
     */
     function eq (ta, tb) {
+      if (ta.type !== tb.type) {
+        return false;
+      }
+
+      if (ta.type !== 'ObjectExpression') {
+        return sourceCode.getText(ta) === sourceCode.getText(tb);
+      }
+
       const pa = ta.properties || [];
       const pb = tb.properties || [];