Wes McKinney created ARROW-3256: ----------------------------------- Summary: [JS] File footer and message metadata is inconsistent Key: ARROW-3256 URL: https://issues.apache.org/jira/browse/ARROW-3256 Project: Apache Arrow Issue Type: Bug Components: JavaScript Reporter: Wes McKinney Fix For: JS-0.4.0
I added some assertions to the C++ library and found that the body length in the file footer and the IPC message were different {code} ########################################################## JS producing, C++ consuming ########################################################## ========================================================== Testing file /home/travis/build/apache/arrow/integration/data/struct_example.json ========================================================== -- Creating binary inputs node --no-warnings /home/travis/build/apache/arrow/js/bin/json-to-arrow.js -a /tmp/tmplbm3vbwz/3d2269c960f148b6b94e5f881c0bf9ca_struct_example.json_to_arrow -j /home/travis/build/apache/arrow/integration/data/struct_example.json -- Validating file /home/travis/build/apache/arrow/cpp-build/debug/json-integration-test --integration --arrow=/tmp/tmplbm3vbwz/3d2269c960f148b6b94e5f881c0bf9ca_struct_example.json_to_arrow --json=/home/travis/build/apache/arrow/integration/data/struct_example.json --mode=VALIDATE Command failed: /home/travis/build/apache/arrow/cpp-build/debug/json-integration-test --integration --arrow=/tmp/tmplbm3vbwz/3d2269c960f148b6b94e5f881c0bf9ca_struct_example.json_to_arrow --json=/home/travis/build/apache/arrow/integration/data/struct_example.json --mode=VALIDATE With output: -------------- /home/travis/build/apache/arrow/cpp/src/arrow/ipc/reader.cc:581 Check failed: (message->body_length()) == (block.body_length) {code} It appears that the order of the lengths is flipped in https://github.com/apache/arrow/blob/master/js/src/ipc/writer/binary.ts#L77 -- This message was sent by Atlassian JIRA (v7.6.3#76005)