[TOOLS-185] mongoexport/import break BSONTimestamps - MongoDB

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Somewhere between exporting and importing a Timestamp gets turned into a

{"t": <time>, "i": <inc>}

document.

dgottlieb@keylime:~/10gen/mms/server$ mongo

MongoDB shell version: 2.1.0

connecting to: test

> db.export.insert({t: Timestamp(0, 8)})

> db.export.find()

{ "_id" : ObjectId("4f7f93e94057ae51e71576eb"), "t" : Timestamp(0, 8) }

bye

dgottlieb@keylime:~/10gen/mms/server$ mongoexport -d test -c export | mongoimport -d test -c import

connected to: 127.0.0.1

connected to: 127.0.0.1

exported 1 records

Fri Apr  6 21:10:17 imported 1 objects

dgottlieb@keylime:~/10gen/mms/server$ mongo

MongoDB shell version: 2.1.0

connecting to: test

> db.import.find()

{ "_id" : ObjectId("4f7f93e94057ae51e71576eb"), "t" : { "t" : 0, "i" : 8 } }

> db.export.find()

{ "_id" : ObjectId("4f7f93e94057ae51e71576eb"), "t" : Timestamp(0, 8) }

is related to

TOOLS-91 Mongoexport should output Timestamp(...) as {$timestamp : ...}