allow local storage; prevent crash if line is missing

src/commands.hxx

@@ -537,6 +537,7 @@ class Script: public QObject {
                                        QString filename, int linenr,
                                        int indent) try {
       std::shared_ptr<Command> command;
+      if (!in.size()) throw MissingLine();
       QString line(in.takeFirst().trimmed());
       QString cmd(line), args;
       int space(line.indexOf(' '));

src/exceptions.hxx

@@ -49,6 +49,12 @@ class MissingArguments: public ParseError {
         ParseError("missing arguments, requires "+req+", got: "+args) {}
 };
 
+class MissingLine: public ParseError {
+  public:
+    MissingLine():
+        ParseError("line expectet at end of file") {}
+};
+
 class TestFailed: public Exception {
   public:
     TestFailed(QString why): Exception("Test Failed: "+why) {}

src/webpage.hxx

@@ -11,6 +11,7 @@
 #include <networkaccessmanager.hxx>
 #include <QWebPage>
 #include <QWebFrame>
+#include <QWebSettings>
 #include <QWidget>
 #include <QFileDialog>
 #include <QFile>
@@ -31,6 +32,11 @@ class TestWebPage: public QWebPage {
         QWebPage(parent),
         _unattended(unattended) {
       setNetworkAccessManager(new NetworkAccessManager(this));
+      settings()->setOfflineStorageDefaultQuota(1024*1024*1024);
+      settings()->setOfflineStoragePath("/tmp/");
+      settings()->setAttribute(QWebSettings::OfflineStorageDatabaseEnabled, true);
+      //settings()->setAttribute(QWebSettings::OfflineWebApplicationCacheEnabled, true);
+      settings()->setAttribute(QWebSettings::LocalStorageEnabled, true);
     }
     virtual ~TestWebPage() {
       if (!_nextFile.isEmpty() && !std::uncaught_exception())