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Unit tests for the DownloadUpdateTask class

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This commit is contained in:
Jan Dalheimer
2013-12-15 12:18:42 +01:00
parent f273334212
commit 3e8bcc1cf6
14 changed files with 325 additions and 59 deletions
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120
logic/updater/DownloadUpdateTask.cpp
View File

@ -45,55 +45,54 @@ void DownloadUpdateTask::executeTask()
findCurrentVersionInfo();
}
void DownloadUpdateTask::processChannels()
{
auto checker = MMC->updateChecker();
// Now, check the channel list again.
if (!checker->hasChannels())
{
// We still couldn't load the channel list. Give up. Call loadVersionInfo and return.
QLOG_INFO() << "Reloading the channel list didn't work. Giving up.";
loadVersionInfo();
return;
}
QList<UpdateChecker::ChannelListEntry> channels = checker->getChannelList();
QString channelId = MMC->version().channel;
// Search through the channel list for a channel with the correct ID.
for (auto channel : channels)
{
if (channel.id == channelId)
{
QLOG_INFO() << "Found matching channel.";
m_cRepoUrl = preparePath(channel.url);
break;
}
}
// Now that we've done that, load version info.
loadVersionInfo();
}
void DownloadUpdateTask::findCurrentVersionInfo()
{
setStatus(tr("Finding information about the current version."));
auto checker = MMC->updateChecker();
// This runs after we've tried loading the channel list.
// If the channel list doesn't need to be loaded, this will be called immediately.
// If the channel list does need to be loaded, this will be called when it's done.
auto processFunc = [this, &checker] () -> void
{
// Now, check the channel list again.
if (checker->hasChannels())
{
// We still couldn't load the channel list. Give up. Call loadVersionInfo and return.
QLOG_INFO() << "Reloading the channel list didn't work. Giving up.";
loadVersionInfo();
return;
}
QList<UpdateChecker::ChannelListEntry> channels = checker->getChannelList();
QString channelId = MMC->version().channel;
// Search through the channel list for a channel with the correct ID.
for (auto channel : channels)
{
if (channel.id == channelId)
{
QLOG_INFO() << "Found matching channel.";
m_cRepoUrl = channel.url;
break;
}
}
// Now that we've done that, load version info.
loadVersionInfo();
};
if (checker->hasChannels())
if (!checker->hasChannels())
{
// Load the channel list and wait for it to finish loading.
QLOG_INFO() << "No channel list entries found. Will try reloading it.";
QObject::connect(checker.get(), &UpdateChecker::channelListLoaded, processFunc);
QObject::connect(checker.get(), &UpdateChecker::channelListLoaded, this, &DownloadUpdateTask::processChannels);
checker->updateChanList();
}
else
{
processFunc();
processChannels();
}
}
@ -152,12 +151,24 @@ void DownloadUpdateTask::parseDownloadedVersionInfo()
{
setStatus(tr("Reading file lists."));
parseVersionInfo(NEW_VERSION, &m_nVersionFileList);
setStatus(tr("Reading file list for new version."));
QLOG_DEBUG() << "Reading file list for new version.";
QString error;
if (!parseVersionInfo(std::dynamic_pointer_cast<ByteArrayDownload>(
m_vinfoNetJob->first())->m_data, &m_nVersionFileList, &error))
{
emitFailed(error);
return;
}
// If there is a second entry in the network job's list, load it as the current version's info.
if (m_vinfoNetJob->size() >= 2 && m_vinfoNetJob->operator[](1)->m_status != Job_Failed)
{
parseVersionInfo(CURRENT_VERSION, &m_cVersionFileList);
setStatus(tr("Reading file list for current version."));
QLOG_DEBUG() << "Reading file list for current version.";
QString error;
parseVersionInfo(std::dynamic_pointer_cast<ByteArrayDownload>(
m_vinfoNetJob->operator[](1))->m_data, &m_cVersionFileList, &error);
}
// We don't need this any more.
@ -167,26 +178,15 @@ void DownloadUpdateTask::parseDownloadedVersionInfo()
processFileLists();
}
void DownloadUpdateTask::parseVersionInfo(VersionInfoFileEnum vfile, VersionFileList* list)
bool DownloadUpdateTask::parseVersionInfo(const QByteArray &data, VersionFileList* list, QString *error)
{
if (vfile == CURRENT_VERSION) setStatus(tr("Reading file list for current version."));
else if (vfile == NEW_VERSION) setStatus(tr("Reading file list for new version."));
QLOG_DEBUG() << "Reading file list for" << (vfile == NEW_VERSION ? "new" : "current") << "version.";
QByteArray data;
{
ByteArrayDownloadPtr dl = std::dynamic_pointer_cast<ByteArrayDownload>(
vfile == NEW_VERSION ? m_vinfoNetJob->first() : m_vinfoNetJob->operator[](1));
data = dl->m_data;
}
QJsonParseError jsonError;
QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
if (jsonError.error != QJsonParseError::NoError)
{
QLOG_ERROR() << "Failed to parse version info JSON:" << jsonError.errorString() << "at" << jsonError.offset;
return;
*error = QString("Failed to parse version info JSON: %1 at %2").arg(jsonError.errorString()).arg(jsonError.offset);
QLOG_ERROR() << error;
return false;
}
QJsonObject json = jsonDoc.object();
@ -213,11 +213,11 @@ void DownloadUpdateTask::parseVersionInfo(VersionInfoFileEnum vfile, VersionFile
QString type = sourceObj.value("SourceType").toString();
if (type == "http")
{
file.sources.append(FileSource("http", sourceObj.value("Url").toString()));
file.sources.append(FileSource("http", preparePath(sourceObj.value("Url").toString())));
}
else if (type == "httpc")
{
file.sources.append(FileSource("httpc", sourceObj.value("Url").toString(), sourceObj.value("CompressionType").toString()));
file.sources.append(FileSource("httpc", preparePath(sourceObj.value("Url").toString()), sourceObj.value("CompressionType").toString()));
}
else
{
@ -229,6 +229,8 @@ void DownloadUpdateTask::parseVersionInfo(VersionInfoFileEnum vfile, VersionFile
list->append(file);
}
return true;
}
void DownloadUpdateTask::processFileLists()
@ -312,7 +314,7 @@ void DownloadUpdateTask::processFileLists()
writeInstallScript(m_operationList, PathCombine(m_updateFilesDir.path(), "file_list.xml"));
}
void DownloadUpdateTask::writeInstallScript(UpdateOperationList& opsList, QString scriptFile)
bool DownloadUpdateTask::writeInstallScript(UpdateOperationList& opsList, QString scriptFile)
{
// Build the base structure of the XML document.
QDomDocument doc;
@ -377,7 +379,15 @@ void DownloadUpdateTask::writeInstallScript(UpdateOperationList& opsList, QStrin
else
{
emitFailed(tr("Failed to write update script file."));
return false;
}
return true;
}
QString DownloadUpdateTask::preparePath(const QString &path)
{
return QString(path).replace("$PWD", qApp->applicationDirPath());
}
void DownloadUpdateTask::fileDownloadFinished()

22
logic/updater/DownloadUpdateTask.h
View File

@ -34,7 +34,8 @@ public:
*/
QString updateFilesDir();
protected:
public:
// TODO: We should probably put these data structures into a separate header...
/*!
@ -59,6 +60,7 @@ protected:
/*!
* Structure that describes an entry in a GoUpdate version's `Files` list.
*/
struct VersionFileEntry
{
QString path;
@ -69,6 +71,8 @@ protected:
typedef QList<VersionFileEntry> VersionFileList;
protected:
friend class DownloadUpdateTaskTest;
/*!
* Structure that describes an operation to perform when installing updates.
@ -119,6 +123,13 @@ protected:
*/
virtual void findCurrentVersionInfo();
/*!
* This runs after we've tried loading the channel list.
* If the channel list doesn't need to be loaded, this will be called immediately.
* If the channel list does need to be loaded, this will be called when it's done.
*/
void processChannels();
/*!
* Downloads the version info files from the repository.
* The files for both the current build, and the build that we're updating to need to be downloaded.
@ -142,7 +153,7 @@ protected:
/*!
* Loads the file list from the given version info JSON object into the given list.
*/
virtual void parseVersionInfo(VersionInfoFileEnum vfile, VersionFileList* list);
virtual bool parseVersionInfo(const QByteArray &data, VersionFileList* list, QString *error);
/*!
* Takes a list of file entries for the current version's files and the new version's files
@ -153,7 +164,7 @@ protected:
/*!
* Takes the operations list and writes an install script for the updater to the update files directory.
*/
virtual void writeInstallScript(UpdateOperationList& opsList, QString scriptFile);
virtual bool writeInstallScript(UpdateOperationList& opsList, QString scriptFile);
VersionFileList m_downloadList;
UpdateOperationList m_operationList;
@ -181,6 +192,11 @@ protected:
*/
QTemporaryDir m_updateFilesDir;
/*!
* Substitutes $PWD for the application directory
*/
static QString preparePath(const QString &path);
protected slots:
void vinfoDownloadFinished();
void vinfoDownloadFailed();