diff --git a/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.cpp b/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.cpp
index 2f2596039f6ec036841ac16568bb6bb78c13bc1d..b9ac0aed8ed5995bc0461631746dc77b593b6388 100644
--- a/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.cpp
+++ b/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.cpp
@@ -18,6 +18,7 @@
 */
 
 #include "externalcomposerplugineditortest.h"
+#include "../externalcomposerplugineditor.h"
 #include <QTest>
 
 ExternalComposerPluginEditorTest::ExternalComposerPluginEditorTest(QObject *parent)
@@ -26,4 +27,11 @@ ExternalComposerPluginEditorTest::ExternalComposerPluginEditorTest(QObject *pare
 
 }
 
+void ExternalComposerPluginEditorTest::shouldHaveDefaultValue()
+{
+    ExternalComposerPluginEditor plugin;
+    QVERIFY(plugin.hasConfigureDialog());
+    QVERIFY(plugin.createInterface(nullptr));
+}
+
 QTEST_MAIN(ExternalComposerPluginEditorTest)
diff --git a/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.h b/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.h
index eebc23d3ddfe0a053b988ac1d99f928822589923..eba61a999cc8b8cf812ad706207ff9321b371ed7 100644
--- a/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.h
+++ b/kmail/editorinitplugins/externalcomposer/autotests/externalcomposerplugineditortest.h
@@ -28,6 +28,10 @@ class ExternalComposerPluginEditorTest : public QObject
 public:
     explicit ExternalComposerPluginEditorTest(QObject *parent = nullptr);
     ~ExternalComposerPluginEditorTest() = default;
+
+private Q_SLOTS:
+    void shouldHaveDefaultValue();
+
 };
 
 #endif // EXTERNALCOMPOSERPLUGINEDITORTEST_H