WillAyd commented on code in PR #596: URL: https://github.com/apache/arrow-nanoarrow/pull/596#discussion_r1768905948
########## src/nanoarrow/common/array_test.cc: ########## @@ -895,6 +895,146 @@ TEST(ArrayTest, ArrayTestAppendToLargeStringArray) { ArrowArrayRelease(&array); } +TEST(ArrayTest, ArrayTestAppendToStringViewArray) { + struct ArrowArray array; + + ASSERT_EQ(ArrowArrayInitFromType(&array, NANOARROW_TYPE_STRING_VIEW), NANOARROW_OK); + EXPECT_EQ(ArrowArrayStartAppending(&array), NANOARROW_OK); + + // Check that we can reserve + ASSERT_EQ(ArrowArrayReserve(&array, 5), NANOARROW_OK); + EXPECT_EQ(ArrowArrayBuffer(&array, 1)->capacity_bytes, + 5 * sizeof(union ArrowBinaryViewType)); + + std::string str1{"this_is_a_relatively_long_string"}; + std::string filler(NANOARROW_BINARY_VIEW_BLOCK_SIZE - 34, 'x'); + std::string str2{"goes_into_second_variadic_buffer"}; + + EXPECT_EQ(ArrowArrayAppendString(&array, "1234"_asv), NANOARROW_OK); + EXPECT_EQ(ArrowArrayAppendNull(&array, 2), NANOARROW_OK); + EXPECT_EQ( + ArrowArrayAppendString(&array, {{str1.c_str()}, static_cast<int64_t>(str1.size())}), + NANOARROW_OK); + EXPECT_EQ(ArrowArrayAppendEmpty(&array, 1), NANOARROW_OK); + EXPECT_EQ(ArrowArrayAppendString( + &array, {{filler.c_str()}, static_cast<int64_t>(filler.size())}), + NANOARROW_OK); + EXPECT_EQ( + ArrowArrayAppendString(&array, {{str2.c_str()}, static_cast<int64_t>(str2.size())}), + NANOARROW_OK); + EXPECT_EQ(ArrowArrayFinishBuildingDefault(&array, nullptr), NANOARROW_OK); + + EXPECT_EQ(array.length, 7); + EXPECT_EQ(array.null_count, 2); + auto validity_buffer = reinterpret_cast<const uint8_t*>(array.buffers[0]); + auto inline_buffer = + reinterpret_cast<const union ArrowBinaryViewType*>(array.buffers[1]); + auto vbuf1 = reinterpret_cast<const char*>(array.buffers[2]); + auto vbuf2 = reinterpret_cast<const char*>(array.buffers[3]); + auto sizes_buffer = reinterpret_cast<const int64_t*>(array.buffers[4]); + + EXPECT_EQ(validity_buffer[0], 0b01111001); + EXPECT_EQ(memcmp(inline_buffer[0].inlined.data, "1234", 4), 0); + EXPECT_EQ(inline_buffer[0].inlined.size, 4); + EXPECT_EQ(memcmp(inline_buffer[3].ref.data, str1.data(), 4), 0); + EXPECT_EQ(inline_buffer[3].ref.size, str1.size()); + EXPECT_EQ(inline_buffer[3].ref.buffer_index, 0); + EXPECT_EQ(inline_buffer[3].ref.offset, 0); + + EXPECT_EQ(memcmp(inline_buffer[5].ref.data, filler.data(), 4), 0); + EXPECT_EQ(inline_buffer[5].ref.size, filler.size()); + EXPECT_EQ(inline_buffer[5].ref.buffer_index, 0); + EXPECT_EQ(inline_buffer[5].ref.offset, str1.size()); + + EXPECT_EQ(memcmp(inline_buffer[6].ref.data, str2.data(), 4), 0); + EXPECT_EQ(inline_buffer[6].ref.size, str2.size()); + EXPECT_EQ(inline_buffer[6].ref.buffer_index, 1); + EXPECT_EQ(inline_buffer[6].ref.offset, 0); + + EXPECT_EQ(memcmp(vbuf1, str1.c_str(), str1.size()), 0); + EXPECT_EQ(sizes_buffer[0], str1.size() + filler.size()); + + EXPECT_EQ(memcmp(vbuf2, str2.c_str(), str2.size()), 0); + EXPECT_EQ(sizes_buffer[1], str2.size()); + + // TODO: need to add overload for ViewArrayAsBytes + /* + EXPECT_THAT(nanoarrow::ViewArrayAsBytes<64>(&array), + ElementsAre("1234"_asv, NA, NA, "56789"_asv, ""_asv)); + */ + ArrowArrayRelease(&array); +} + +TEST(ArrayTest, ArrayTestAppendToBinaryViewArray) { + struct ArrowArray array; Review Comment: Are you thinking that function should be added in the test suite or nanoarrow itself? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org