#include "test_common.hpp"

#include <delay/buffer.hpp>
#include <delay/buffer_view.hpp>
#include <cstdio>

#include <iostream>


int test_buffer_1()
{
	std::cout << "----------------------------------------------" << std::endl;
	std::cout << "Start test_buffer_1" << std::endl;
	std::cout << "----------------------------------------------" << std::endl;

	dsp::Buffer<int> buffer(10);
	printf("Buffer capacity = %zu\n", buffer.capacity());
	for (int i=0; i < 10; i++)
	{
		buffer[i] = i+1;
	}
	buffer += 5;

	for (int i=-5; i < 5; i++)
	{
		int v = buffer[i];
		printf("i=%d: v=%d\n", i, v);
	}

	auto v1 = dsp::BufferView<int>(buffer, 0);
	auto v2 = dsp::BufferView<int>(buffer, -5);

	for(int i=0; i < buffer.capacity(); i++)
	{
		std::cout << buffer[i] << std::endl;
	}

	return 0;
}

int test_buffer_2()
{
	std::cout << "----------------------------------------------" << std::endl;
	std::cout << "Start test_buffer_2" << std::endl;
	std::cout << "----------------------------------------------" << std::endl;

	dsp::Buffer<int> buffer(10);
	printf("Buffer capacity = %zu\n", buffer.capacity());
	for (int i=0; i < 10; i++)
	{
		buffer[i] = i+1;
	}
	buffer += 5;

	for (int i=-5; i < 5; i++)
	{
		int v = buffer[i];
		printf("i=%d: v=%d\n", i, v);
	}

	buffer.reset();
	const auto v1 = dsp::Buffer<int>(buffer, -1);
	const auto v2 = dsp::Buffer<int>(buffer, -5);

	for(int i=0; i < buffer.capacity(); i++)
	{
		std::cout << buffer[i] << std::endl;
	}

	std::cout << "print(buffer, 10);" << std::endl;
	print(buffer, 10);
	std::cout << "print(v1, 10);" << std::endl;
	print(v1, 10);
	std::cout << "print(v2, 10);" << std::endl;
	print(v2, 10);


	return 0;
}

int test_buffer_3()
{
	std::cout << "----------------------------------------------" << std::endl;
	std::cout << "Start test_buffer_3" << std::endl;
	std::cout << "----------------------------------------------" << std::endl;

	dsp::Buffer<int> buffer(50);
	printf("Buffer capacity = %zu\n", buffer.capacity());
	for (int i=0; i < buffer.capacity(); i++)
	{
		buffer[i] = i;
	}

	buffer.reset();

	uint incr = 5;
	for (int offset=0; offset < 5; offset++)
	{
		std::cout << "----------------------------------------------" << std::endl;
		std::cout << "offset = " << offset << std::endl;
		std::cout << "----------------------------------------------" << std::endl;
		auto v1 = dsp::Buffer<int>(buffer, offset, incr);
		for(int i=0; i < v1.capacity()/incr; i++)
		{
			std::cout << v1[i] << std::endl;
		}

	}

	

	return 0;
}

int test_buffer()
{
	test_buffer_1();
	test_buffer_2();
	test_buffer_3();
	return 0;
}