#include "gtest/gtest.h"

#include "cubeb_utils.h"

TEST(cubeb, auto_array)

{

  auto_array<uint32_t> array;

  auto_array<uint32_t> array2(10);

  uint32_t a[10];

  ASSERT_EQ(array2.length(), 0u);

  ASSERT_EQ(array2.capacity(), 10u);

  for (uint32_t i = 0; i < 10; i++) {

    a[i] = i;

  }

  ASSERT_EQ(array.capacity(), 0u);

  ASSERT_EQ(array.length(), 0u);

  array.push(a, 10);

  ASSERT_TRUE(!array.reserve(9));

  for (uint32_t i = 0; i < 10; i++) {

    ASSERT_EQ(array.data()[i], i);

  }

  ASSERT_EQ(array.capacity(), 10u);

  ASSERT_EQ(array.length(), 10u);

  uint32_t b[10];

  array.pop(b, 5);

  ASSERT_EQ(array.capacity(), 10u);

  ASSERT_EQ(array.length(), 5u);

  for (uint32_t i = 0; i < 5; i++) {

    ASSERT_EQ(b[i], i);

    ASSERT_EQ(array.data()[i], 5 + i);

  }

  uint32_t* bb = b + 5;

  array.pop(bb, 5);

  ASSERT_EQ(array.capacity(), 10u);

  ASSERT_EQ(array.length(), 0u);

  for (uint32_t i = 0; i < 5; i++) {

    ASSERT_EQ(bb[i], 5 + i);

  }

  ASSERT_TRUE(!array.pop(nullptr, 1));

  array.push(a, 10);

  array.push(a, 10);

  for (uint32_t j = 0; j < 2; j++) {

    for (uint32_t i = 0; i < 10; i++) {

      ASSERT_EQ(array.data()[10 * j + i], i);

    }

  }

  ASSERT_EQ(array.length(), 20u);

  ASSERT_EQ(array.capacity(), 20u);

  array.pop(nullptr, 5);

  for (uint32_t i = 0; i < 5; i++) {

    ASSERT_EQ(array.data()[i], 5 + i);

  }

  ASSERT_EQ(array.length(), 15u);

  ASSERT_EQ(array.capacity(), 20u);

}