Add test for sasl module

test/integration/framework/base.h

@@ -40,6 +40,8 @@ class IO {
      * Have to use second param as the ASSERT_*'s return a non-QByteArray.
      */
     void ReadUntilAndGet(QByteArray pattern, QByteArray& match);
+    // Can be used to check that something was not sent. Slow.
+    QByteArray ReadRemainder();
     void Write(QByteArray s = "", bool new_line = true);
     void Close();
 
@@ -140,6 +142,9 @@ void IO<Device>::ReadUntilAndGet(QByteArray pattern, QByteArray& match) {
             if (search != -1) {
               match += m_readed.mid(start, search - start);
               m_readed.remove(0, search + 1);
+              if (match.endsWith('\r')) {
+                  match.chop(1);
+              }
               return;
             }
             /* No newline yet, add to retvalue and trunc output */
@@ -162,6 +167,23 @@ void IO<Device>::ReadUntilAndGet(QByteArray pattern, QByteArray& match) {
     }
 }
 
+template <typename Device>
+QByteArray IO<Device>::ReadRemainder() {
+    auto deadline = QDateTime::currentDateTime().addSecs(2);
+    while (QDateTime::currentDateTime() < deadline) {
+        const int timeout_ms =QDateTime::currentDateTime().msecsTo(deadline);
+        m_device->waitForReadyRead(std::max(1, timeout_ms));
+        QByteArray chunk = m_device->readAll();
+        if (m_verbose) {
+            std::cout << chunk.toStdString() << std::flush;
+        }
+        m_readed += chunk;
+    }
+    QByteArray result = std::move(m_readed);
+    m_readed.clear();
+    return result;
+}
+
 template <typename Device>
 void IO<Device>::Write(QByteArray s, bool new_line) {
     if (!m_device) return;