diff --git a/src/plugins/qmldesigner/designercore/instances/interactiveconnectionmanager.cpp b/src/plugins/qmldesigner/designercore/instances/interactiveconnectionmanager.cpp
index 6da44603df8..e90d57640d9 100644
--- a/src/plugins/qmldesigner/designercore/instances/interactiveconnectionmanager.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/interactiveconnectionmanager.cpp
@@ -27,7 +27,9 @@
 #include "nodeinstanceserverproxy.h"
 #include "nodeinstanceview.h"
 
+#ifndef QMLDESIGNER_TEST
 #include <qmldesignerplugin.h>
+#endif
 
 #include <coreplugin/messagebox.h>
 
@@ -49,6 +51,7 @@ void InteractiveConnectionManager::setUp(NodeInstanceServerProxy *nodeInstanceSe
 {
     ConnectionManager::setUp(nodeInstanceServerProxy, qrcMappingString, target);
 
+#ifndef QMLDESIGNER_TEST
     DesignerSettings settings = QmlDesignerPlugin::instance()->settings();
     int timeOutTime = settings.value(DesignerSettingsKey::PUPPET_KILL_TIMEOUT).toInt();
     for (Connection &connection : m_connections)
@@ -65,6 +68,7 @@ void InteractiveConnectionManager::setUp(NodeInstanceServerProxy *nodeInstanceSe
             });
         }
     }
+#endif
 }
 
 void InteractiveConnectionManager::showCannotConnectToPuppetWarningAndSwitchToEditMode()
@@ -74,9 +78,11 @@ void InteractiveConnectionManager::showCannotConnectToPuppetWarningAndSwitchToEd
         tr("The executable of the QML emulation layer (QML Puppet) may not be responding. "
            "Switching to another kit might help."));
 
+#ifndef QMLDESIGNER_TEST
     QmlDesignerPlugin::instance()->switchToTextModeDeferred();
     nodeInstanceServerProxy()->nodeInstanceView()->emitDocumentMessage(
         tr("Cannot Connect to QML Emulation Layer (QML Puppet)"));
+#endif
 }
 
 void InteractiveConnectionManager::dispatchCommand(const QVariant &command, Connection &connection)
diff --git a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
index 21623f865c1..01c924f3130 100644
--- a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
@@ -83,12 +83,11 @@
 #include <coreplugin/actionmanager/actionmanager.h>
 #include <coreplugin/editormanager/editormanager.h>
 #include <coreplugin/documentmanager.h>
+#include <qmlprojectmanager/qmlmultilanguageaspect.h>
 #endif
 
 #include <projectexplorer/target.h>
 
-#include <qmlprojectmanager/qmlmultilanguageaspect.h>
-
 #include <utils/algorithm.h>
 #include <utils/qtcassert.h>
 
@@ -552,8 +551,10 @@ void NodeInstanceView::auxiliaryDataChanged(const ModelNode &node,
         }
     } else if (node.isRootNode() && name == "language@Internal") {
         const QString languageAsString = value.toString();
+#ifndef QMLDESIGNER_TEST
         if (auto multiLanguageAspect = QmlProjectManager::QmlMultiLanguageAspect::current(m_currentTarget))
             multiLanguageAspect->setCurrentLocale(languageAsString);
+#endif
         m_nodeInstanceServer->changeLanguage({languageAsString});
     } else if (node.isRootNode() && name == "previewSize@Internal") {
         m_nodeInstanceServer->changePreviewImageSize(value.toSize());
@@ -992,8 +993,10 @@ CreateSceneCommand NodeInstanceView::createCreateSceneCommand()
     }
 
     QString lastUsedLanguage;
+#ifndef QMLDESIGNER_TEST
     if (auto multiLanguageAspect = QmlProjectManager::QmlMultiLanguageAspect::current(m_currentTarget))
         lastUsedLanguage = multiLanguageAspect->currentLocale();
+#endif
 
     return CreateSceneCommand(
                 instanceContainerList,
diff --git a/src/plugins/qmldesigner/designercore/instances/puppetcreator.cpp b/src/plugins/qmldesigner/designercore/instances/puppetcreator.cpp
index bdae76c0d3f..1992f813ac8 100644
--- a/src/plugins/qmldesigner/designercore/instances/puppetcreator.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/puppetcreator.cpp
@@ -30,6 +30,7 @@
 #include <model.h>
 #ifndef QMLDESIGNER_TEST
 #include <qmldesignerplugin.h>
+#include <qmlprojectmanager/qmlmultilanguageaspect.h>
 #endif
 
 #include <nodeinstanceview.h>
@@ -45,8 +46,6 @@
 #include <projectexplorer/target.h>
 #include <projectexplorer/toolchain.h>
 
-#include <qmlprojectmanager/qmlmultilanguageaspect.h>
-
 #include <qtsupport/baseqtversion.h>
 #include <qtsupport/qtkitinformation.h>
 #include <qtsupport/qtsupportconstants.h>
@@ -521,10 +520,12 @@ QProcessEnvironment PuppetCreator::processEnvironment() const
 
         customFileSelectors = m_target->additionalData("CustomFileSelectorsData").toStringList();
 
+#ifndef QMLDESIGNER_TEST
         if (auto multiLanguageAspect = QmlProjectManager::QmlMultiLanguageAspect::current(m_target)) {
             if (!multiLanguageAspect->databaseFilePath().isEmpty())
                 environment.set("QT_MULTILANGUAGE_DATABASE", multiLanguageAspect->databaseFilePath().toString());
         }
+#endif
     }
 
     customFileSelectors.append("DesignMode");