diff --git a/addons/tabswitcher/tabswitchertreeview.h b/addons/tabswitcher/tabswitchertreeview.h
--- a/addons/tabswitcher/tabswitchertreeview.h
+++ b/addons/tabswitcher/tabswitchertreeview.h
@@ -37,11 +37,11 @@
      */
     TabSwitcherTreeView();
 
-    int sizeHintWidth() const;
-
     /**
-     * todo: see inside
+     * Sum of the widths of both columns
      */
+    int sizeHintWidth() const;
+
     void resizeColumnsToContents();
 
 Q_SIGNALS:
@@ -65,7 +65,7 @@
     void keyPressEvent(QKeyEvent * event) override;
 
     /**
-     * Reimplemented for adjusting the column widths (todo: does not work yet)
+     * Reimplemented for adjusting the column widths to fit the contents
      */
     void showEvent(QShowEvent *event) override;
 };
diff --git a/addons/tabswitcher/tabswitchertreeview.cpp b/addons/tabswitcher/tabswitchertreeview.cpp
--- a/addons/tabswitcher/tabswitchertreeview.cpp
+++ b/addons/tabswitcher/tabswitchertreeview.cpp
@@ -45,8 +45,6 @@
 
 void TabSwitcherTreeView::resizeColumnsToContents()
 {
-    // TODO: does not work properly (or at all?)
-    qDebug() << "resizeColumnsToContents()";
     resizeColumnToContents(0);
     resizeColumnToContents(1);
 }
diff --git a/addons/tabswitcher/tests/CMakeLists.txt b/addons/tabswitcher/tests/CMakeLists.txt
--- a/addons/tabswitcher/tests/CMakeLists.txt
+++ b/addons/tabswitcher/tests/CMakeLists.txt
@@ -10,7 +10,6 @@
 find_package(Qt5Widgets CONFIG REQUIRED)
 
 set(SRC
-  main.cpp
   tstestapp.cpp
   ../tabswitcherfilesmodel.cpp
 )
diff --git a/addons/tabswitcher/tests/main.cpp b/addons/tabswitcher/tests/main.cpp
deleted file mode 100644
--- a/addons/tabswitcher/tests/main.cpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#include "tstestapp.h"
-#include <QApplication>
-
-int main(int argc, char *argv[])
-{
-    QApplication app(argc, argv);
-    TsTestApp w;
-    w.show();
-
-    return app.exec();
-}
diff --git a/addons/tabswitcher/tests/tstestapp.cpp b/addons/tabswitcher/tests/tstestapp.cpp
--- a/addons/tabswitcher/tests/tstestapp.cpp
+++ b/addons/tabswitcher/tests/tstestapp.cpp
@@ -1,6 +1,7 @@
 #include "tstestapp.h"
 #include "../tabswitcherfilesmodel.h"
 
+#include <QApplication>
 #include <QVBoxLayout>
 #include <QPushButton>
 #include <QAbstractTableModel>
@@ -110,3 +111,12 @@
 TsTestApp::~TsTestApp()
 {
 }
+
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+    TsTestApp w;
+    w.show();
+
+    return app.exec();
+}