diff --git a/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java b/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java
index 135607f..1034b1e 100644
--- a/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java
+++ b/android/app/src/test/java/com/hyzq/boss/ProjectDetailActivityUiTest.java
@@ -1,17 +1,22 @@
 package com.hyzq.boss;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 
 import android.content.Intent;
+import android.view.Gravity;
 import android.view.View;
 import android.widget.Button;
 import android.widget.LinearLayout;
-
+import android.widget.ListView;
+import android.widget.TextView;
+import androidx.appcompat.app.AlertDialog;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.Robolectric;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowDialog;
 import org.robolectric.util.ReflectionHelpers;
 
 @RunWith(RobolectricTestRunner.class)
@@ -31,16 +36,21 @@ public class ProjectDetailActivityUiTest {
         ReflectionHelpers.setField(activity, "currentScreenTitle", "北区试产线回归");
         ReflectionHelpers.setField(activity, "currentScreenSubtitle", "归档确认");
 
-        ReflectionHelpers.callInstanceMethod(
-                activity,
-                "enterMultiSelectFromMessage",
-                ReflectionHelpers.ClassParameter.from(String.class, "m1")
-        );
-        ReflectionHelpers.callInstanceMethod(
-                activity,
-                "toggleMultiSelectMessage",
-                ReflectionHelpers.ClassParameter.from(String.class, "m2")
-        );
+        LinearLayout contentLayout = activity.findViewById(R.id.screen_content);
+        View firstMessage = buildBoundMessageView(activity, "m1", "第一条消息");
+        View secondMessage = buildBoundMessageView(activity, "m2", "第二条消息");
+        contentLayout.addView(firstMessage);
+        contentLayout.addView(secondMessage);
+
+        assertEquals(View.VISIBLE, activity.findViewById(R.id.project_chat_composer_row).getVisibility());
+
+        firstMessage.performLongClick();
+        android.app.Dialog latestDialog = ShadowDialog.getLatestDialog();
+        assertTrue(latestDialog instanceof AlertDialog);
+        AlertDialog actionDialog = (AlertDialog) latestDialog;
+        ListView listView = actionDialog.getListView();
+        View multiSelectItem = listView.getAdapter().getView(1, null, listView);
+        listView.performItemClick(multiSelectItem, 1, listView.getAdapter().getItemId(1));
 
         LinearLayout composerRow = activity.findViewById(R.id.project_chat_composer_row);
         LinearLayout multiSelectActions = activity.findViewById(R.id.project_chat_multi_select_actions);
@@ -52,9 +62,12 @@ public class ProjectDetailActivityUiTest {
         assertEquals(View.VISIBLE, multiSelectActions.getVisibility());
         assertEquals("取消", backButton.getText().toString());
         assertEquals(View.GONE, refreshButton.getVisibility());
-        assertEquals(true, forwardButton.isEnabled());
+        assertEquals(false, forwardButton.isEnabled());
 
-        ReflectionHelpers.callInstanceMethod(activity, "exitMultiSelect");
+        secondMessage.performClick();
+        assertTrue(forwardButton.isEnabled());
+
+        backButton.performClick();
 
         assertEquals(View.VISIBLE, composerRow.getVisibility());
         assertEquals(View.GONE, multiSelectActions.getVisibility());
@@ -62,6 +75,20 @@ public class ProjectDetailActivityUiTest {
         assertEquals(View.VISIBLE, refreshButton.getVisibility());
     }
 
+    private static View buildBoundMessageView(TestProjectDetailActivity activity, String messageId, String body) {
+        TextView messageView = new TextView(activity);
+        messageView.setText(body);
+        messageView.setGravity(Gravity.START);
+        ReflectionHelpers.callInstanceMethod(
+                activity,
+                "bindMessageInteractions",
+                ReflectionHelpers.ClassParameter.from(View.class, messageView),
+                ReflectionHelpers.ClassParameter.from(String.class, messageId),
+                ReflectionHelpers.ClassParameter.from(String.class, body)
+        );
+        return messageView;
+    }
+
     public static class TestProjectDetailActivity extends ProjectDetailActivity {
         @Override
         boolean shouldLoadOnCreate() {