Checksum Calculation: Add unit test.

test/CMakeLists.txt

@@ -33,4 +33,5 @@ owncloud_add_test(SyncFileItem "")
 owncloud_add_test(ConcatUrl "")
 
 owncloud_add_test(XmlParse "")
+owncloud_add_test(FileSystem "")
 

test/testfilesystem.h

@@ -0,0 +1,93 @@
+/*
+   This software is in the public domain, furnished "as is", without technical
+   support, and with no warranty, express or implied, as to its usefulness for
+   any purpose.
+*/
+
+#ifndef MIRALL_TESTFILESYSTEM_H
+#define MIRALL_TESTFILESYSTEM_H
+
+#include <QtTest>
+#include <QDebug>
+
+#include "filesystem.h"
+#include "utility.h"
+
+using namespace OCC::Utility;
+using namespace OCC::FileSystem;
+
+class TestFileSystem : public QObject
+{
+    Q_OBJECT
+
+    QString _root;
+
+
+    QByteArray shellSum( const QByteArray& cmd, const QString& file )
+    {
+       QProcess md5;
+       QStringList args;
+       args.append(file);
+       md5.start(cmd, args);
+       QByteArray sumShell;
+       qDebug() << "File: "<< file;
+
+       if( md5.waitForFinished()  ) {
+
+         sumShell = md5.readAll();
+         sumShell = sumShell.left( sumShell.indexOf(' '));
+       }
+       return sumShell;
+    }
+
+private slots:
+    void initTestCase() {
+        qsrand(QTime::currentTime().msec());
+
+        QString subdir("test_"+QString::number(qrand()));
+        _root = QDir::tempPath() + "/" + subdir;
+
+        QDir dir("/tmp");
+        dir.mkdir(subdir);
+        qDebug() << "creating test directory " << _root;
+    }
+
+    void cleanupTestCase()
+    {
+      if( !_root.isEmpty() )
+        system(QString("rm -rf "+_root).toUtf8());
+    }
+
+    void testMd5Calc()
+    {
+       QString file( _root+"/file_a.bin");
+       writeRandomFile(file);
+       QFileInfo fi(file);
+       QVERIFY(fi.exists());
+       QByteArray sum = calcMd5(file);
+
+       QByteArray sSum = shellSum("/usr/bin/md5sum", file);
+       qDebug() << "calulated" << sum << "versus md5sum:"<< sSum;
+       QVERIFY(!sSum.isEmpty());
+       QVERIFY(!sum.isEmpty());
+       QVERIFY(sSum == sum );
+    }
+
+    void testSha1Calc()
+    {
+       QString file( _root+"/file_b.bin");
+       writeRandomFile(file);
+       QFileInfo fi(file);
+       QVERIFY(fi.exists());
+       QByteArray sum = calcSha1(file);
+
+       QByteArray sSum = shellSum("/usr/bin/sha1sum", file);
+       qDebug() << "calulated" << sum << "versus sha1sum:"<< sSum;
+       QVERIFY(!sSum.isEmpty());
+       QVERIFY(!sum.isEmpty());
+       QVERIFY(sSum == sum );
+    }
+
+};
+
+#endif