#1951387: [Test]Error when deleting function/spring/web app

Author: wangmingliang-ms

PluginsAndFeatures/azure-toolkit-for-eclipse/com.microsoft.azuretools.core/src/com/microsoft/azure/toolkit/eclipse/common/messager/EclipseAzureMessager.java

@@ -27,9 +27,12 @@ public boolean show(IAzureMessage raw) {
         switch (raw.getType()) {
             case ALERT:
             case CONFIRM:
+                final boolean[] result = new boolean[]{true};
                 final String title = Optional.ofNullable(raw.getTitle()).orElse(DEFAULT_TITLE);
-                MessageDialog.openConfirm(null, title, raw.getContent());
-                return true;
+                AzureTaskManager.getInstance().runLaterAsObservable(()->{
+                    result[0] = MessageDialog.openConfirm(null, title, raw.getContent());
+                }).toBlocking().subscribe();
+                return result[0];
             default:
         }
         Operation op = Operation.current();