[UX] #577 focus effective access on selected user

src/test/java/com/cloudhandson/vpdbackoffice/web/GuidedFlowTemplateTest.java

@@ -113,6 +113,22 @@ class GuidedFlowTemplateTest {
         .contains("기술 태그 비교 예시");
   }
 
+  @Test
+  void effectiveMatrixStartsWithOneUserAndKeepsGroupAndRoleAsSecondaryViews() throws IOException {
+    String html = template("effective-matrix.html");
+    String javascript = Files.readString(Path.of("src/main/resources/static/js/app.js"));
+
+    assertThat(html)
+        .contains("선택한 사용자의 최종 권한")
+        .contains("data-effective-user-focus")
+        .contains("data-effective-tab=\"user\"")
+        .contains("data-effective-pane=\"group\"")
+        .contains("data-effective-pane=\"role\"");
+    assertThat(javascript)
+        .contains("updateEffectiveUserFocus")
+        .contains("initEffectiveMatrixTabs");
+  }
+
   @Test
   void mcpPagesDescribeReasoningAndProtocolBoundaries() throws IOException {
     String chatbot = template("mcp-chatbot.html");