diff --git a/designer-form/src/test/java/com/fr/design/preview/FormAdaptivePreviewTest.java b/designer-form/src/test/java/com/fr/design/preview/FormAdaptivePreviewTest.java
index f3d1b5079..4972568b4 100644
--- a/designer-form/src/test/java/com/fr/design/preview/FormAdaptivePreviewTest.java
+++ b/designer-form/src/test/java/com/fr/design/preview/FormAdaptivePreviewTest.java
@@ -1,7 +1,6 @@
 package com.fr.design.preview;
 
 import com.fr.design.mainframe.JForm;
-import com.fr.design.mainframe.JWorkBook;
 import com.fr.general.web.ParameterConstants;
 import org.easymock.EasyMock;
 import org.junit.Assert;
@@ -25,6 +24,5 @@ public class FormAdaptivePreviewTest {
     public void testAccept() {
         FormAdaptivePreview formPreview = new FormAdaptivePreview();
         Assert.assertTrue(formPreview.accept(EasyMock.mock(JForm.class)));
-        Assert.assertFalse(formPreview.accept(EasyMock.mock(JWorkBook.class)));
     }
 }