add test

Author: ludviggunne

gui/test/projectfile/testprojectfile.cpp

@@ -199,5 +199,14 @@ void TestProjectFile::getCheckingSuppressionsStar() const
     QCOMPARE(projectFile.getCheckingSuppressions()[0].fileName, "*.cpp");
 }
 
+void TestProjectFile::emptyUserInclude() const
+{
+    ProjectFile projectFile;
+    Settings settings;
+    projectFile.setUserInclude("");
+    projectFile.setSettingsUserIncludes(settings);
+    QCOMPARE(settings.userIncludes.size(), 0);
+}
+
 QTEST_MAIN(TestProjectFile)
 

gui/test/projectfile/testprojectfile.h

@@ -36,4 +36,6 @@ private slots:
     void getCheckingSuppressionsRelative() const;
     void getCheckingSuppressionsAbsolute() const;
     void getCheckingSuppressionsStar() const;
+
+    void emptyUserInclude() const;
 };