/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * Messages test */ #include #include #include #include #include #include #include #include "test.h" using namespace std; using namespace libcamera; class MessageReceiver : public Object { public: enum Status { NoMessage, InvalidThread, MessageReceived, }; MessageReceiver(Object *parent = nullptr) : Object(parent), status_(NoMessage) { } Status status() const { return status_; } void reset() { status_ = NoMessage; } protected: void message(Message *msg) { if (msg->type() != Message::None) { Object::message(msg); return; } if (thread() != Thread::current()) status_ = InvalidThread; else status_ = MessageReceived; } private: Status status_; }; class RecursiveMessageReceiver : public Object { public: RecursiveMessageReceiver() : child_(this), success_(false) { } bool success() const { return success_; } protected: void message([[maybe_unused]] Message *msg) { if (msg->type() != Message::None) { Object::message(msg); return; } child_.postMessage(std::make_unique(Message::None)); /* * If the child has already received the message, something is * wrong. */ if (child_.status() != MessageReceiver::NoMessage) return; Thread::current()->dispatchMessages(Message::None); /* The child should now have received the message. */ if (child_.status() == MessageReceiver::MessageReceived) success_ = true; } private: MessageReceiver child_; bool success_; }; class MessageTest : public Test { protected: int run() { Message::Type msgType[2] = { Message::registerMessageType(), Message::registerMessageType(), }; if (msgType[0] != Message::UserMessage || msgType[1] != Message::UserMessage + 1) { cout << "Failed to register message types" << endl; return TestFail; } MessageReceiver *receiver = new MessageReceiver(); receiver->moveToThread(&thread_); thread_.start(); receiver->postMessage(std::make_unique(Message::None)); this_thread::sleep_for(chrono::milliseconds(100)); MessageReceiver::Status status = receiver->status(); receiver->deleteLater(); switch (status) { case MessageReceiver::NoMessage: cout << "No message received" << endl; return TestFail; case MessageReceiver::InvalidThread: cout << "Message received in incorrect thread" << endl; return TestFail; default: break; } /* * Test recursive calls to Thread::dispatchMessages(). Messages * should be delivered correctly, without crashes or memory * leaks. Two messages need to be posted to ensure we don't only * test the simple case of a queue containing a single message. */ RecursiveMessageReceiver *recursiveReceiver = new RecursiveMessageReceiver(); recursiveReceiver->moveToThread(&thread_); recursiveReceiver->postMessage(std::make_unique(Message::None)); recursiveReceiver->postMessage(std::make_unique(Message::UserMessage)); this_thread::sleep_for(chrono::milliseconds(10)); bool success = recursiveReceiver->success(); recursiveReceiver->deleteLater(); if (!success) { cout << "Recursive message delivery failed" << endl; return TestFail; } return TestPass; } void cleanup() { thread_.exit(0); thread_.wait(); } private: Thread thread_; }; TEST_REGISTER(MessageTest) 17'>17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2020, Google Inc.
 *
 * libcamera internal MappedBuffer tests
 */

#include <iostream>

#include <libcamera/framebuffer_allocator.h>

#include "libcamera/internal/mapped_framebuffer.h"

#include "camera_test.h"
#include "test.h"

using namespace libcamera;
using namespace std;

namespace {

class MappedBufferTest : public CameraTest, public Test
{
public:
	MappedBufferTest()
		: CameraTest("platform/vimc.0 Sensor B")
	{
	}

protected:
	int init() override
	{
		if (status_ != TestPass)
			return status_;

		config_ = camera_->generateConfiguration({ StreamRole::VideoRecording });
		if (!config_ || config_->size() != 1) {
			cout << "Failed to generate default configuration" << endl;
			return TestFail;
		}

		allocator_ = new FrameBufferAllocator(camera_);

		StreamConfiguration &cfg = config_->at(0);

		if (camera_->acquire()) {
			cout << "Failed to acquire the camera" << endl;
			return TestFail;
		}

		if (camera_->configure(config_.get())) {
			cout << "Failed to set default configuration" << endl;
			return TestFail;
		}

		stream_ = cfg.stream();

		int ret = allocator_->allocate(stream_);
		if (ret < 0)
			return TestFail;

		return TestPass;
	}

	void cleanup() override
	{
		delete allocator_;
	}

	int run() override
	{
		const std::unique_ptr<FrameBuffer> &buffer = allocator_->buffers(stream_).front();
		std::vector<MappedBuffer> maps;

		MappedFrameBuffer map(buffer.get(), MappedFrameBuffer::MapFlag::Read);
		if (!map.isValid()) {
			cout << "Failed to successfully map buffer" << endl;
			return TestFail;
		}

		/* Make sure we can move it. */
		maps.emplace_back(std::move(map));

		/* But copying is prevented, it would cause double-unmap. */
		// MappedFrameBuffer map_copy = map;

		/* Local map should be invalid (after move). */
		if (map.isValid()) {
			cout << "Post-move map should not be valid" << endl;
			return TestFail;
		}

		/* Test for multiple successful maps on the same buffer. */
		MappedFrameBuffer write_map(buffer.get(), MappedFrameBuffer::MapFlag::Write);
		if (!write_map.isValid()) {
			cout << "Failed to map write buffer" << endl;
			return TestFail;
		}

		MappedFrameBuffer rw_map(buffer.get(), MappedFrameBuffer::MapFlag::ReadWrite);
		if (!rw_map.isValid()) {
			cout << "Failed to map RW buffer" << endl;
			return TestFail;
		}

		return TestPass;
	}

private:
	std::unique_ptr<CameraConfiguration> config_;
	FrameBufferAllocator *allocator_;
	Stream *stream_;
};

} /* namespace */

TEST_REGISTER(MappedBufferTest)