Auto test for private class QWaveDecoder

Change-Id: I50ffbc3187ae7d7a7623af3ef7d3fed2975bdbbe
Reviewed-on: http://codereview.qt-project.org/6270
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
Sanity-Review: Michael Goddard <michael.goddard@nokia.com>

tests/auto/qwavedecoder/data/gendata.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+#############################################################################
+##
+## Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+## All rights reserved.
+## Contact: Nokia Corporation (qt-info@nokia.com)
+##
+## This file is the build configuration utility of the Qt Toolkit.
+##
+## $QT_BEGIN_LICENSE:LGPL$
+## GNU Lesser General Public License Usage
+## This file may be used under the terms of the GNU Lesser General Public
+## License version 2.1 as published by the Free Software Foundation and
+## appearing in the file LICENSE.LGPL included in the packaging of this
+## file. Please review the following information to ensure the GNU Lesser
+## General Public License version 2.1 requirements will be met:
+## http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+##
+## In addition, as a special exception, Nokia gives you certain additional
+## rights. These rights are described in the Nokia Qt LGPL Exception
+## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+##
+## GNU General Public License Usage
+## Alternatively, this file may be used under the terms of the GNU General
+## Public License version 3.0 as published by the Free Software Foundation
+## and appearing in the file LICENSE.GPL included in the packaging of this
+## file. Please review the following information to ensure the GNU General
+## Public License version 3.0 requirements will be met:
+## http://www.gnu.org/copyleft/gpl.html.
+##
+## Other Usage
+## Alternatively, this file may be used in accordance with the terms and
+## conditions contained in a signed written agreement between you and Nokia.
+##
+##
+##
+##
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+# Generate some simple test data.  Uses "sox".
+
+endian=""
+endian_extn=""
+
+for channel in 1 2; do
+    if [ $channel -eq 1 ]; then
+        endian="little"
+        endian_extn="le"
+    fi
+
+    if [ $channel -eq 2 ]; then
+        endian="big"
+        endian_extn="be"
+    fi
+    for samplebits in 8 16 32; do
+        for samplerate in 44100 8000; do
+            if [ $samplebits -ne 8 ]; then
+                sox --endian "${endian}" -c ${channel} -b ${samplebits} -r ${samplerate} -n isawav_${channel}_${samplebits}_${samplerate}_${endian_extn}.wav synth 0.25 sine 300-3300
+            else
+                sox -c ${channel} -b ${samplebits} -r ${samplerate} -n isawav_${channel}_${samplebits}_${samplerate}.wav synth 0.25 sine 300-3300
+            fi
+        done
+     done
+done
+

tests/auto/qwavedecoder/data/notawav.wav

@@ -0,0 +1 @@
+Ceci n'est pas une wav file