Function TEST

tests/gtest/avifstreamtest.cc:19–169

//------------------------------------------------------------------------------

TEST(StreamTest, Roundtrip) {
  // Write some fields.
  testutil::AvifRwData rw_data;
  avifRWStream rw_stream;
  avifRWStreamStart(&rw_stream, &rw_data);
  EXPECT_EQ(avifRWStreamOffset(&rw_stream), size_t{0});

  const uint8_t rw_somedata[] = {3, 1, 4};
  EXPECT_EQ(avifRWStreamWrite(&rw_stream, rw_somedata, sizeof(rw_somedata)),
            AVIF_RESULT_OK);

  const char rw_somechars[] = "somechars";
  EXPECT_EQ(
      avifRWStreamWriteChars(&rw_stream, rw_somechars, sizeof(rw_somechars)),
      AVIF_RESULT_OK);

  const char rw_box_type[] = "type";
  avifBoxMarker rw_box_marker;
  EXPECT_EQ(avifRWStreamWriteBox(&rw_stream, rw_box_type, /*contentSize=*/0,
                                 &rw_box_marker),
            AVIF_RESULT_OK);

  const uint8_t rw_someu8 = 0xAA;
  EXPECT_EQ(avifRWStreamWriteU8(&rw_stream, rw_someu8), AVIF_RESULT_OK);

  const int rw_full_box_version = 7;
  const uint32_t rw_full_box_flags = 0x555;
  avifBoxMarker rw_full_box_marker;
  EXPECT_EQ(avifRWStreamWriteFullBox(&rw_stream, rw_box_type, /*contentSize=*/0,
                                     rw_full_box_version, rw_full_box_flags,
                                     &rw_full_box_marker),
            AVIF_RESULT_OK);

  const uint16_t rw_someu16 = 0xAABB;
  EXPECT_EQ(avifRWStreamWriteU16(&rw_stream, rw_someu16), AVIF_RESULT_OK);

  ASSERT_EQ(avifRWStreamFinishBox(&rw_stream, rw_full_box_marker),
            AVIF_RESULT_OK);

  ASSERT_EQ(avifRWStreamFinishBox(&rw_stream, rw_box_marker), AVIF_RESULT_OK);

  const uint32_t rw_someu32 = 0xAABBCCDD;
  EXPECT_EQ(avifRWStreamWriteU32(&rw_stream, rw_someu32), AVIF_RESULT_OK);

  const uint64_t rw_someu64 = 0xAABBCCDDEEFF0011;
  EXPECT_EQ(avifRWStreamWriteU64(&rw_stream, rw_someu64), AVIF_RESULT_OK);

  const size_t rw_somebitcount = 6;
  const uint32_t rw_somebits = (1 << rw_somebitcount) - 2;
  EXPECT_EQ(avifRWStreamWriteBits(&rw_stream, rw_somebits, rw_somebitcount),
            AVIF_RESULT_OK);
  const size_t rw_maxbitcount = sizeof(uint32_t) * 8;
  const uint32_t rw_maxbits = std::numeric_limits<uint32_t>::max();
  EXPECT_EQ(avifRWStreamWriteBits(&rw_stream, rw_maxbits, rw_maxbitcount),
            AVIF_RESULT_OK);

  const uint32_t skipbitcount = 23;
  EXPECT_EQ(avifRWStreamWriteBits(&rw_stream, 0, skipbitcount), AVIF_RESULT_OK);