tree 013ea06ba2abae35df2e35cea8b4a7358701aa25
parent a89afdc06f438fbe14047c2b6383db764d53d0ae
author Joe Tsai <joetsai@digital-static.net> 1582842428 -0800
committer Joe Tsai <thebrokentoaster@gmail.com> 1582846968 +0000

testing/protocmp: automatically promote message values

For user convenience, automatically transform message values by
shallow copying them if necessary. Storing messages as values is
frowned upon, but is sometimes done by APIs that a user does not own.

Change-Id: I7e927d1a1e050bf4cea1aa889f56d23e99355f26
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/221423
Reviewed-by: Damien Neil <dneil@google.com>