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/*
* 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.
*
*/
#include <QtTest>
#include "folderwatcher.h"
#include "common/utility.h"
void touch(const QString &file)
{
#ifdef Q_OS_WIN
OCC::Utility::writeRandomFile(file);
#else
QString cmd;
cmd = QString("touch %1").arg(file);
qDebug() << "Command: " << cmd;
system(cmd.toLocal8Bit());
#endif
}
void mkdir(const QString &file)
{
#ifdef Q_OS_WIN
QDir dir;
dir.mkdir(file);
#else
QString cmd = QString("mkdir %1").arg(file);
qDebug() << "Command: " << cmd;
system(cmd.toLocal8Bit());
#endif
}
void rmdir(const QString &file)
{
#ifdef Q_OS_WIN
QDir dir;
dir.rmdir(file);
#else
QString cmd = QString("rmdir %1").arg(file);
qDebug() << "Command: " << cmd;
system(cmd.toLocal8Bit());
#endif
}
void rm(const QString &file)
{
#ifdef Q_OS_WIN
QFile::remove(file);
#else
QString cmd = QString("rm %1").arg(file);
qDebug() << "Command: " << cmd;
system(cmd.toLocal8Bit());
#endif
}
void mv(const QString &file1, const QString &file2)
{
#ifdef Q_OS_WIN
QFile::rename(file1, file2);
#else
QString cmd = QString("mv %1 %2").arg(file1, file2);
qDebug() << "Command: " << cmd;
system(cmd.toLocal8Bit());
#endif
}
using namespace OCC;
class TestFolderWatcher : public QObject
{
Q_OBJECT
QTemporaryDir _root;
QString _rootPath;
QScopedPointer<FolderWatcher> _watcher;
QScopedPointer<QSignalSpy> _pathChangedSpy;
bool waitForPathChanged(const QString &path)
{
QElapsedTimer t;
t.start();
while (t.elapsed() < 5000) {
// Check if it was already reported as changed by the watcher
for (int i = 0; i < _pathChangedSpy->size(); ++i) {
const auto &args = _pathChangedSpy->at(i);
if (args.first().toString() == path)
return true;
}
// Wait a bit and test again (don't bother checking if we timed out or not)
_pathChangedSpy->wait(200);
}
return false;
}
#ifdef Q_OS_LINUX
#define CHECK_WATCH_COUNT(n) QCOMPARE(_watcher->testLinuxWatchCount(), (n))
#else
#define CHECK_WATCH_COUNT(n) do {} while (false)
#endif
public:
TestFolderWatcher() {
qsrand(QTime::currentTime().msec());
QDir rootDir(_root.path());
_rootPath = rootDir.canonicalPath();
qDebug() << "creating test directory tree in " << _rootPath;
rootDir.mkpath("a1/b1/c1");
rootDir.mkpath("a1/b1/c2");
rootDir.mkpath("a1/b2/c1");
rootDir.mkpath("a1/b3/c3");
rootDir.mkpath("a2/b3/c3");
Utility::writeRandomFile( _rootPath+"/a1/random.bin");
Utility::writeRandomFile( _rootPath+"/a1/b2/todelete.bin");
Utility::writeRandomFile( _rootPath+"/a2/renamefile");
Utility::writeRandomFile( _rootPath+"/a1/movefile");
_watcher.reset(new FolderWatcher);
_watcher->init(_rootPath);
_pathChangedSpy.reset(new QSignalSpy(_watcher.data(), &FolderWatcher::pathChanged));
}
int countFolders(const QString &path)
{
int n = 0;
const auto &entryList = QDir(path).entryList(QDir::Dirs | QDir::NoDotAndDotDot);
for (const auto &sub : entryList)
n += 1 + countFolders(path + '/' + sub);
return n;
}
private slots:
void init()
{
_pathChangedSpy->clear();
CHECK_WATCH_COUNT(countFolders(_rootPath) + 1);
}
void cleanup()
{
CHECK_WATCH_COUNT(countFolders(_rootPath) + 1);
}
void testACreate() { // create a new file
QString file(_rootPath + "/foo.txt");
QString cmd;
cmd = QString("echo \"xyz\" > %1").arg(file);
qDebug() << "Command: " << cmd;
system(cmd.toLocal8Bit());
QVERIFY(waitForPathChanged(file));
}
void testATouch() { // touch an existing file.
QString file(_rootPath + "/a1/random.bin");
touch(file);
QVERIFY(waitForPathChanged(file));
}
void testCreateADir() {
#if defined(Q_OS_FREEBSD_KERNEL)
QSKIP("Test fails on BSD", QTest::SkipSingle);
#endif
QString file(_rootPath+"/a1/b1/new_dir");
mkdir(file);
QVERIFY(waitForPathChanged(file));
// Notifications from that new folder arrive too
QString file2(_rootPath + "/a1/b1/new_dir/contained");
touch(file2);
QVERIFY(waitForPathChanged(file2));
}
void testRemoveADir() {
#if defined(Q_OS_FREEBSD_KERNEL)
QSKIP("Test fails on BSD", QTest::SkipSingle);
#endif
QString file(_rootPath+"/a1/b3/c3");
rmdir(file);
QVERIFY(waitForPathChanged(file));
}
void testRemoveAFile() {
#if defined(Q_OS_FREEBSD_KERNEL)
QSKIP("Test fails on BSD", QTest::SkipSingle);
#endif
QString file(_rootPath+"/a1/b2/todelete.bin");
QVERIFY(QFile::exists(file));
rm(file);
QVERIFY(!QFile::exists(file));
QVERIFY(waitForPathChanged(file));
}
void testRenameAFile() {
QString file1(_rootPath+"/a2/renamefile");
QString file2(_rootPath+"/a2/renamefile.renamed");
QVERIFY(QFile::exists(file1));
mv(file1, file2);
QVERIFY(QFile::exists(file2));
QVERIFY(waitForPathChanged(file1));
QVERIFY(waitForPathChanged(file2));
}
void testMoveAFile() {
#if defined(Q_OS_FREEBSD_KERNEL)
QSKIP("Test fails on BSD", QTest::SkipSingle);
#endif
QString old_file(_rootPath+"/a1/movefile");
QString new_file(_rootPath+"/a2/movefile.renamed");
QVERIFY(QFile::exists(old_file));
mv(old_file, new_file);
QVERIFY(QFile::exists(new_file));
QVERIFY(waitForPathChanged(old_file));
QVERIFY(waitForPathChanged(new_file));
}
void testRenameDirectorySameBase() {
QString old_file(_rootPath+"/a1/b1");
QString new_file(_rootPath+"/a1/brename");
QVERIFY(QFile::exists(old_file));
mv(old_file, new_file);
QVERIFY(QFile::exists(new_file));
QVERIFY(waitForPathChanged(old_file));
QVERIFY(waitForPathChanged(new_file));
// Verify that further notifications end up with the correct paths
QString file(_rootPath+"/a1/brename/c1/random.bin");
touch(file);
QVERIFY(waitForPathChanged(file));
QString dir(_rootPath+"/a1/brename/newfolder");
mkdir(dir);
QVERIFY(waitForPathChanged(dir));
}
void testRenameDirectoryDifferentBase() {
QString old_file(_rootPath+"/a1/brename");
QString new_file(_rootPath+"/bren");
QVERIFY(QFile::exists(old_file));
mv(old_file, new_file);
QVERIFY(QFile::exists(new_file));
QVERIFY(waitForPathChanged(old_file));
QVERIFY(waitForPathChanged(new_file));
// Verify that further notifications end up with the correct paths
QString file(_rootPath+"/bren/c1/random.bin");
touch(file);
QVERIFY(waitForPathChanged(file));
QString dir(_rootPath+"/bren/newfolder2");
mkdir(dir);
QVERIFY(waitForPathChanged(dir));
}
};
#ifdef Q_OS_MAC
QTEST_MAIN(TestFolderWatcher)
#else
QTEST_GUILESS_MAIN(TestFolderWatcher)
#endif
#include "testfolderwatcher.moc"
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