Use temporary settings file for gui test.

src/CMakeLists.txt

@@ -90,6 +90,7 @@ set(keepassx_SOURCES
 )
 
 set(keepassx_MOC
+    core/Config.h
     core/Database.h
     core/Entry.h
     core/EntryAttachments.h

src/core/Config.cpp

@@ -19,6 +19,8 @@
 
 #include <QtCore/QDir>
 #include <QtCore/QSettings>
+#include <QtCore/QTemporaryFile>
+#include <QtGui/QApplication>
 #include <QtGui/QDesktopServices>
 
 Config* Config::m_instance(0);
@@ -38,7 +40,14 @@ void Config::set(const QString& key, const QVariant& value)
     m_settings->setValue(key, value);
 }
 
-Config::Config()
+Config::Config(const QString& fileName, QObject* parent)
+    : QObject(parent)
+{
+    init(fileName);
+}
+
+Config::Config(QObject* parent)
+    : QObject(parent)
 {
     QString userPath;
     QString homePath = QDir::homePath();
@@ -67,7 +76,17 @@ Config::Config()
 
     userPath += "keepassx2.ini";
 
-    m_settings.reset(new QSettings(userPath, QSettings::IniFormat));
+    init(userPath);
+}
+
+Config::~Config()
+{
+    ;
+}
+
+void Config::init(const QString& fileName)
+{
+    m_settings.reset(new QSettings(fileName, QSettings::IniFormat));
 
     m_defaults.insert("RememberLastDatabases", true);
     m_defaults.insert("ModifiedOnExpandedStateChanges", true);
@@ -80,8 +99,16 @@ Config::Config()
 Config* Config::instance()
 {
     if (!m_instance) {
-        m_instance = new Config();
+        m_instance = new Config(qApp);
     }
 
     return m_instance;
 }
+
+void Config::createTempFileInstance()
+{
+    Q_ASSERT(!m_instance);
+    QTemporaryFile* tmpFile = new QTemporaryFile(qApp);
+    tmpFile->open();
+    m_instance = new Config(tmpFile->fileName(), tmpFile);
+}

src/core/Config.h

@@ -23,17 +23,23 @@
 
 class QSettings;
 
-class Config
+class Config : public QObject
 {
+    Q_OBJECT
+
 public:
+    ~Config();
     QVariant get(const QString& key);
     QVariant get(const QString& key, const QVariant& defaultValue);
     void set(const QString& key, const QVariant& value);
 
     static Config* instance();
+    static void createTempFileInstance();
 
 private:
-    Config();
+    Config(const QString& fileName, QObject* parent);
+    Config(QObject* parent);
+    void init(const QString& fileName);
 
     static Config* m_instance;
 

tests/gui/TestGui.cpp

@@ -29,6 +29,7 @@
 #include "config-keepassx-tests.h"
 #include "tests.h"
 #include "crypto/Crypto.h"
+#include "core/Config.h"
 #include "core/Entry.h"
 #include "gui/DatabaseTabWidget.h"
 #include "gui/DatabaseWidget.h"
@@ -40,6 +41,7 @@
 void TestGui::initTestCase()
 {
     Crypto::init();
+    Config::createTempFileInstance();
     m_mainWindow = new MainWindow();
     m_mainWindow->show();
     QTest::qWaitForWindowShown(m_mainWindow);