Clang: Tests: Mini refactorings

Change-Id: I4a058d4c68c126d74badfc699a239ef9b2790f3a
Reviewed-by: Erik Verbruggen <erik.verbruggen@theqtcompany.com>

src/plugins/clangcodemodel/test/clangcodecompletion_test.cpp

@@ -71,10 +71,15 @@ using namespace ClangCodeModel::Internal;
 
 namespace {
 
-QString _(const char text[]) { return QString::fromUtf8(text); }
+QString _(const char text[])
+{ return QString::fromUtf8(text); }
+
 QString qrcPath(const QByteArray relativeFilePath)
 { return QLatin1String(":/unittests/ClangCodeModel/") + QString::fromUtf8(relativeFilePath); }
 
+QString fileName(const QString &filePath)
+{ return QFileInfo(filePath).fileName(); }
+
 struct LogOutput
 {
     LogOutput(const QString &text) : text(text.toUtf8()) {}
@@ -260,8 +265,8 @@ QString toString(const FileContainer &fileContainer)
 {
     QString out;
     QTextStream ts(&out);
-    ts << "  Path: " << QFileInfo(fileContainer.filePath().toString()).fileName()
-       << " ProjectPart: " << fileContainer.projectPartId().toString() << "\n";
+    ts << "  Path: " << fileName(fileContainer.filePath().toString())
+       << " ProjectPart: " << fileName(fileContainer.projectPartId().toString()) << "\n";
     return out;
 }
 
@@ -279,7 +284,7 @@ QString toString(const ProjectPartContainer &projectPartContainer)
     QString out;
     QTextStream ts(&out);
     ts << "  ProjectPartContainer"
-       << " id: " << QFileInfo(projectPartContainer.projectPartId().toString()).fileName();
+       << " id: " << fileName(projectPartContainer.projectPartId().toString());
     return out;
 }