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/*
* Common helpers for MI debugger unit tests
* Copyright 2016 Aetf <aetf@unlimitedcodeworks.xyz>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License or (at your option) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "testhelper.h"
#include "debuggers-tests-config.h"
#include "midebugsession.h"
#include <QApplication>
#include <QDebug>
#include <QDir>
#include <QFileInfo>
#include <QRegularExpression>
#include <QTest>
namespace KDevMI {
QUrl findExecutable(const QString& name)
{
QString exeExtension;
#ifdef Q_OS_WIN
exeExtension = QStringLiteral(".exe");
#endif
QFileInfo info(QString::fromLocal8Bit(DEBUGGEE_BIN_DIR), name + exeExtension);
Q_ASSERT_X(info.exists(), "findExecutable", info.filePath().toLocal8Bit());
Q_ASSERT(info.isExecutable());
return QUrl::fromLocalFile(info.canonicalFilePath());
}
QString findSourceFile(const QString& name)
{
return findFile(DEBUGGEE_SRC_DIR, name);
}
QString findFile(const char* dir, const QString& name)
{
QFileInfo info(QString::fromLocal8Bit(dir), name);
Q_ASSERT_X(info.exists(), "findFile", info.filePath().toLocal8Bit());
return info.canonicalFilePath();
}
bool isAttachForbidden(const char *file, int line)
{
// if on linux, ensure we can actually attach
QFile canRun(QStringLiteral("/proc/sys/kernel/yama/ptrace_scope"));
if (canRun.exists()) {
if (!canRun.open(QIODevice::ReadOnly)) {
QTest::qFail("Something is wrong: /proc/sys/kernel/yama/ptrace_scope exists but cannot be read", file, line);
return true;
}
if (canRun.read(1).toInt() != 0) {
QTest::qSkip("ptrace attaching not allowed, skipping test. To enable it, set /proc/sys/kernel/yama/ptrace_scope to 0.", file, line);
return true;
}
}
return false;
}
bool compareData(const QModelIndex& index, const QString& expected, const char *file, int line, bool useRE)
{
QString s = index.model()->data(index, Qt::DisplayRole).toString();
bool matched = true;
if (useRE) {
QRegularExpression re(expected);
matched = re.match(s).hasMatch();
} else {
matched = s == expected;
}
return QTest::qVerify(matched, "Comparison of data", qPrintable(QString("'%0' didn't match expected '%1' in %2:%3")
.arg(s, expected, file).arg(line)),
file, line);
}
bool waitForAWhile(MIDebugSession *session, int ms, const char *file, int line)
{
QPointer<MIDebugSession> s(session); //session can get deleted in DebugController
QTest::qWait(ms);
if (!s) {
QTest::qFail("Session ended while waiting", file, line);
return false;
}
return true;
}
bool waitForState(MIDebugSession *session, KDevelop::IDebugSession::DebuggerState state,
const char *file, int line, bool waitForIdle)
{
QPointer<MIDebugSession> s(session); //session can get deleted in DebugController
QElapsedTimer stopWatch;
stopWatch.start();
// legacy behavior for tests that implicitly may require waiting for idle,
// but which were written before waitForIdle was added
waitForIdle = waitForIdle || state != MIDebugSession::EndedState;
while (s && (s->state() != state
|| (waitForIdle && s->debuggerStateIsOn(s_dbgBusy)))) {
if (stopWatch.elapsed() > 10000) {
qWarning() << "current state" << s->state() << "waiting for" << state;
QTest::qFail(qPrintable(QString("Timeout before reaching state %0").arg(state)),
file, line);
return false;
}
QTest::qWait(20);
}
// NOTE: don't wait anymore after leaving the loop. Waiting reenters event loop and
// may change session state.
if (!s && state != MIDebugSession::EndedState) {
QTest::qFail(qPrintable(QString("Session ended before reaching state %0").arg(state)),
file, line);
return false;
}
qDebug() << "Reached state " << state << " in " << file << ':' << line;
return true;
}
TestWaiter::TestWaiter(MIDebugSession * session_, const char * condition_, const char * file_, int line_)
: session(session_)
, condition(condition_)
, file(file_)
, line(line_)
{
stopWatch.start();
}
bool TestWaiter::waitUnless(bool ok)
{
if (ok) {
qDebug() << "Condition " << condition << " reached in " << file << ':' << line;
return false;
}
if (stopWatch.elapsed() > 5000) {
QTest::qFail(qPrintable(QString("Timeout before reaching condition %0").arg(condition)),
file, line);
return false;
}
QTest::qWait(100);
if (!session) {
QTest::qFail(qPrintable(QString("Session ended without reaching condition %0").arg(condition)),
file, line);
return false;
}
return true;
}
} // end of namespace KDevMI
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