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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2018/09/17 23:03:00 UTC

[jira] [Updated] (ARROW-3256) [JS] File footer and message metadata is inconsistent

     [ https://issues.apache.org/jira/browse/ARROW-3256?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney updated ARROW-3256:
--------------------------------
    Description: 
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}

I'm not sure what's wrong. I'll remove the assertions for now

  was:
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


> [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
>            Priority: Major
>             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}
> I'm not sure what's wrong. I'll remove the assertions for now



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