utils/hooks/post-commit


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#!/bin/sh

# SPDX-License-Identifier: GPL-2.0-or-later

# Execute the checkstyle script after committing any code. This allows the
# commit to succeed, but ensures that the developer is aware of any potential
# issues immediately, and can resolve them and fix rapidly with:
#   git commit --amend
#
# To utilise this hook, install this file with:
#   cp utils/hooks/post-commit .git/hooks/post-commit

./utils/checkstyle.py

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2020, Google Inc.
 *
 * object.cpp - Object deletion tests
 */

#include <iostream>

#include <libcamera/base/object.h>
#include <libcamera/base/thread.h>

#include "test.h"

using namespace std;
using namespace libcamera;

class TestObject : public Object
{
public:
	TestObject(unsigned int *count)
		: deleteCount_(count)
	{
	}

	~TestObject()
	{
		/* Count the deletions from the correct thread. */
		if (thread() == Thread::current())
			(*deleteCount_)++;
	}

	unsigned int *deleteCount_;
};

class NewThread : public Thread
{
public:
	NewThread(Object *obj)
		: object_(obj)
	{
	}

protected:
	void run()
	{
		object_->deleteLater();
	}

private:
	Object *object_;
};

class ObjectDeleteTest : public Test
{
protected:
	int run()
	{
		/*
		 * Test that deferred deletion is executed from the object's
		 * thread, not the caller's thread.
		 */
		unsigned int count = 0;
		TestObject *obj = new TestObject(&count);

		NewThread thread(obj);
		thread.start();
		thread.wait();

		Thread::current()->dispatchMessages(Message::Type::DeferredDelete);

		if (count != 1) {
			cout << "Failed to dispatch DeferredDelete (" << count << ")" << endl;
			return TestFail;
		}

		/*
		 * Test that multiple calls to deleteLater() delete the object
		 * once only.
		 */
		count = 0;
		obj = new TestObject(&count);
		obj->deleteLater();
		obj->deleteLater();

		Thread::current()->dispatchMessages(Message::Type::DeferredDelete);
		if (count != 1) {
			cout << "Multiple deleteLater() failed (" << count << ")" << endl;
			return TestFail;
		}

		return TestPass;
	}
};

TEST_REGISTER(ObjectDeleteTest)