mirror of
https://github.com/schollz/cowyo.git
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505 lines
14 KiB
Go
505 lines
14 KiB
Go
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// mgo - MongoDB driver for Go
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//
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// Copyright (c) 2010-2015 - Gustavo Niemeyer <gustavo@niemeyer.net>
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this
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// list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package mgo_test
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import (
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. "gopkg.in/check.v1"
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"gopkg.in/mgo.v2"
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)
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func (s *S) TestBulkInsert(c *C) {
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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bulk := coll.Bulk()
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bulk.Insert(M{"n": 1})
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bulk.Insert(M{"n": 2}, M{"n": 3})
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r, err := bulk.Run()
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c.Assert(err, IsNil)
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c.Assert(r, FitsTypeOf, &mgo.BulkResult{})
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type doc struct{ N int }
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var res []doc
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err = coll.Find(nil).Sort("n").All(&res)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []doc{{1}, {2}, {3}})
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}
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func (s *S) TestBulkInsertError(c *C) {
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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bulk := coll.Bulk()
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bulk.Insert(M{"_id": 1}, M{"_id": 2}, M{"_id": 2}, M{"_id": 3})
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_, err = bulk.Run()
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c.Assert(err, ErrorMatches, ".*duplicate key.*")
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c.Assert(mgo.IsDup(err), Equals, true)
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type doc struct {
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N int `_id`
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}
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var res []doc
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err = coll.Find(nil).Sort("_id").All(&res)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []doc{{1}, {2}})
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}
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func (s *S) TestBulkInsertErrorUnordered(c *C) {
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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bulk := coll.Bulk()
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bulk.Unordered()
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bulk.Insert(M{"_id": 1}, M{"_id": 2}, M{"_id": 2}, M{"_id": 3})
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_, err = bulk.Run()
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c.Assert(err, ErrorMatches, ".*duplicate key.*")
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type doc struct {
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N int `_id`
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}
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var res []doc
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err = coll.Find(nil).Sort("_id").All(&res)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []doc{{1}, {2}, {3}})
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}
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func (s *S) TestBulkInsertErrorUnorderedSplitBatch(c *C) {
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// The server has a batch limit of 1000 documents when using write commands.
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// This artificial limit did not exist with the old wire protocol, so to
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// avoid compatibility issues the implementation internally split batches
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// into the proper size and delivers them one by one. This test ensures that
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// the behavior of unordered (that is, continue on error) remains correct
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// when errors happen and there are batches left.
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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bulk := coll.Bulk()
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bulk.Unordered()
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const total = 4096
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type doc struct {
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Id int `_id`
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}
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docs := make([]interface{}, total)
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for i := 0; i < total; i++ {
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docs[i] = doc{i}
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}
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docs[1] = doc{0}
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bulk.Insert(docs...)
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_, err = bulk.Run()
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c.Assert(err, ErrorMatches, ".*duplicate key.*")
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n, err := coll.Count()
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c.Assert(err, IsNil)
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c.Assert(n, Equals, total-1)
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var res doc
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err = coll.FindId(1500).One(&res)
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c.Assert(err, IsNil)
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c.Assert(res.Id, Equals, 1500)
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}
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func (s *S) TestBulkErrorString(c *C) {
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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// If it's just the same string multiple times, join it into a single message.
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bulk := coll.Bulk()
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bulk.Unordered()
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bulk.Insert(M{"_id": 1}, M{"_id": 2}, M{"_id": 2})
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_, err = bulk.Run()
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c.Assert(err, ErrorMatches, ".*duplicate key.*")
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c.Assert(err, Not(ErrorMatches), ".*duplicate key.*duplicate key")
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c.Assert(mgo.IsDup(err), Equals, true)
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// With matching errors but different messages, present them all.
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bulk = coll.Bulk()
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bulk.Unordered()
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bulk.Insert(M{"_id": "dupone"}, M{"_id": "dupone"}, M{"_id": "duptwo"}, M{"_id": "duptwo"})
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_, err = bulk.Run()
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if s.versionAtLeast(2, 6) {
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c.Assert(err, ErrorMatches, "multiple errors in bulk operation:\n( - .*duplicate.*\n){2}$")
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c.Assert(err, ErrorMatches, "(?s).*dupone.*")
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c.Assert(err, ErrorMatches, "(?s).*duptwo.*")
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} else {
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// Wire protocol query doesn't return all errors.
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c.Assert(err, ErrorMatches, ".*duplicate.*")
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}
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c.Assert(mgo.IsDup(err), Equals, true)
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// With mixed errors, present them all.
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bulk = coll.Bulk()
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bulk.Unordered()
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bulk.Insert(M{"_id": 1}, M{"_id": []int{2}})
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_, err = bulk.Run()
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if s.versionAtLeast(2, 6) {
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c.Assert(err, ErrorMatches, "multiple errors in bulk operation:\n - .*duplicate.*\n - .*array.*\n$")
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} else {
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// Wire protocol query doesn't return all errors.
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c.Assert(err, ErrorMatches, ".*array.*")
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}
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c.Assert(mgo.IsDup(err), Equals, false)
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}
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func (s *S) TestBulkErrorCases_2_6(c *C) {
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if !s.versionAtLeast(2, 6) {
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c.Skip("2.4- has poor bulk reporting")
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}
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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bulk := coll.Bulk()
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bulk.Unordered()
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// There's a limit of 1000 operations per command, so
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// this forces the more complex indexing logic to act.
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for i := 0; i < 1010; i++ {
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switch i {
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case 3, 14:
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bulk.Insert(M{"_id": "dupone"})
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case 5, 106:
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bulk.Update(M{"_id": i - 1}, M{"$set": M{"_id": 4}})
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case 7, 1008:
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bulk.Insert(M{"_id": "duptwo"})
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default:
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bulk.Insert(M{"_id": i})
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}
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}
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_, err = bulk.Run()
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ecases := err.(*mgo.BulkError).Cases()
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c.Check(ecases[0].Err, ErrorMatches, ".*duplicate.*dupone.*")
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c.Check(ecases[0].Index, Equals, 14)
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c.Check(ecases[1].Err, ErrorMatches, ".*update.*_id.*")
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c.Check(ecases[1].Index, Equals, 106)
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c.Check(ecases[2].Err, ErrorMatches, ".*duplicate.*duptwo.*")
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c.Check(ecases[2].Index, Equals, 1008)
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}
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func (s *S) TestBulkErrorCases_2_4(c *C) {
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if s.versionAtLeast(2, 6) {
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c.Skip("2.6+ has better reporting")
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}
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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bulk := coll.Bulk()
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bulk.Unordered()
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// There's a limit of 1000 operations per command, so
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// this forces the more complex indexing logic to act.
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for i := 0; i < 1010; i++ {
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switch i {
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case 3, 14:
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bulk.Insert(M{"_id": "dupone"})
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case 5:
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bulk.Update(M{"_id": i - 1}, M{"$set": M{"n": 4}})
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case 106:
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bulk.Update(M{"_id": i - 1}, M{"$bogus": M{"n": 4}})
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case 7, 1008:
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bulk.Insert(M{"_id": "duptwo"})
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default:
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bulk.Insert(M{"_id": i})
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}
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}
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_, err = bulk.Run()
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ecases := err.(*mgo.BulkError).Cases()
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c.Check(ecases[0].Err, ErrorMatches, ".*duplicate.*duptwo.*")
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c.Check(ecases[0].Index, Equals, -1)
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c.Check(ecases[1].Err, ErrorMatches, `.*\$bogus.*`)
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c.Check(ecases[1].Index, Equals, 106)
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}
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func (s *S) TestBulkErrorCasesOrdered(c *C) {
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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bulk := coll.Bulk()
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// There's a limit of 1000 operations per command, so
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// this forces the more complex indexing logic to act.
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for i := 0; i < 20; i++ {
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switch i {
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case 3, 14:
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bulk.Insert(M{"_id": "dupone"})
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case 7, 17:
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bulk.Insert(M{"_id": "duptwo"})
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default:
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bulk.Insert(M{"_id": i})
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}
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}
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_, err = bulk.Run()
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ecases := err.(*mgo.BulkError).Cases()
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c.Check(ecases[0].Err, ErrorMatches, ".*duplicate.*dupone.*")
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if s.versionAtLeast(2, 6) {
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c.Check(ecases[0].Index, Equals, 14)
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} else {
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c.Check(ecases[0].Index, Equals, -1)
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}
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c.Check(ecases, HasLen, 1)
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}
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func (s *S) TestBulkUpdate(c *C) {
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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err = coll.Insert(M{"n": 1}, M{"n": 2}, M{"n": 3})
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c.Assert(err, IsNil)
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bulk := coll.Bulk()
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bulk.Update(M{"n": 1}, M{"$set": M{"n": 1}})
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bulk.Update(M{"n": 2}, M{"$set": M{"n": 20}})
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bulk.Update(M{"n": 5}, M{"$set": M{"n": 50}}) // Won't match.
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bulk.Update(M{"n": 1}, M{"$set": M{"n": 10}}, M{"n": 3}, M{"$set": M{"n": 30}})
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r, err := bulk.Run()
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c.Assert(err, IsNil)
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c.Assert(r.Matched, Equals, 4)
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if s.versionAtLeast(2, 6) {
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c.Assert(r.Modified, Equals, 3)
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}
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type doc struct{ N int }
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var res []doc
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err = coll.Find(nil).Sort("n").All(&res)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []doc{{10}, {20}, {30}})
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}
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func (s *S) TestBulkUpdateError(c *C) {
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session, err := mgo.Dial("localhost:40001")
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c.Assert(err, IsNil)
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defer session.Close()
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coll := session.DB("mydb").C("mycoll")
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err = coll.Insert(M{"n": 1}, M{"n": 2}, M{"n": 3})
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c.Assert(err, IsNil)
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bulk := coll.Bulk()
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bulk.Update(
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M{"n": 1}, M{"$set": M{"n": 10}},
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M{"n": 2}, M{"$set": M{"n": 20, "_id": 20}},
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M{"n": 3}, M{"$set": M{"n": 30}},
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)
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r, err := bulk.Run()
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c.Assert(err, ErrorMatches, ".*_id.*")
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c.Assert(r, FitsTypeOf, &mgo.BulkResult{})
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type doc struct{ N int }
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var res []doc
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err = coll.Find(nil).Sort("n").All(&res)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []doc{{2}, {3}, {10}})
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}
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func (s *S) TestBulkUpdateErrorUnordered(c *C) {
|
||
|
|
session, err := mgo.Dial("localhost:40001")
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
defer session.Close()
|
||
|
|
|
||
|
|
coll := session.DB("mydb").C("mycoll")
|
||
|
|
|
||
|
|
err = coll.Insert(M{"n": 1}, M{"n": 2}, M{"n": 3})
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
|
||
|
|
bulk := coll.Bulk()
|
||
|
|
bulk.Unordered()
|
||
|
|
bulk.Update(
|
||
|
|
M{"n": 1}, M{"$set": M{"n": 10}},
|
||
|
|
M{"n": 2}, M{"$set": M{"n": 20, "_id": 20}},
|
||
|
|
M{"n": 3}, M{"$set": M{"n": 30}},
|
||
|
|
)
|
||
|
|
r, err := bulk.Run()
|
||
|
|
c.Assert(err, ErrorMatches, ".*_id.*")
|
||
|
|
c.Assert(r, FitsTypeOf, &mgo.BulkResult{})
|
||
|
|
|
||
|
|
type doc struct{ N int }
|
||
|
|
var res []doc
|
||
|
|
err = coll.Find(nil).Sort("n").All(&res)
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(res, DeepEquals, []doc{{2}, {10}, {30}})
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *S) TestBulkUpdateAll(c *C) {
|
||
|
|
session, err := mgo.Dial("localhost:40001")
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
defer session.Close()
|
||
|
|
|
||
|
|
coll := session.DB("mydb").C("mycoll")
|
||
|
|
|
||
|
|
err = coll.Insert(M{"n": 1}, M{"n": 2}, M{"n": 3})
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
|
||
|
|
bulk := coll.Bulk()
|
||
|
|
bulk.UpdateAll(M{"n": 1}, M{"$set": M{"n": 10}})
|
||
|
|
bulk.UpdateAll(M{"n": 2}, M{"$set": M{"n": 2}}) // Won't change.
|
||
|
|
bulk.UpdateAll(M{"n": 5}, M{"$set": M{"n": 50}}) // Won't match.
|
||
|
|
bulk.UpdateAll(M{}, M{"$inc": M{"n": 1}}, M{"n": 11}, M{"$set": M{"n": 5}})
|
||
|
|
r, err := bulk.Run()
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(r.Matched, Equals, 6)
|
||
|
|
if s.versionAtLeast(2, 6) {
|
||
|
|
c.Assert(r.Modified, Equals, 5)
|
||
|
|
}
|
||
|
|
|
||
|
|
type doc struct{ N int }
|
||
|
|
var res []doc
|
||
|
|
err = coll.Find(nil).Sort("n").All(&res)
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(res, DeepEquals, []doc{{3}, {4}, {5}})
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *S) TestBulkMixedUnordered(c *C) {
|
||
|
|
session, err := mgo.Dial("localhost:40001")
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
defer session.Close()
|
||
|
|
|
||
|
|
coll := session.DB("mydb").C("mycoll")
|
||
|
|
|
||
|
|
// Abuse undefined behavior to ensure the desired implementation is in place.
|
||
|
|
bulk := coll.Bulk()
|
||
|
|
bulk.Unordered()
|
||
|
|
bulk.Insert(M{"n": 1})
|
||
|
|
bulk.Update(M{"n": 2}, M{"$inc": M{"n": 1}})
|
||
|
|
bulk.Insert(M{"n": 2})
|
||
|
|
bulk.Update(M{"n": 3}, M{"$inc": M{"n": 1}})
|
||
|
|
bulk.Update(M{"n": 1}, M{"$inc": M{"n": 1}})
|
||
|
|
bulk.Insert(M{"n": 3})
|
||
|
|
r, err := bulk.Run()
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(r.Matched, Equals, 3)
|
||
|
|
if s.versionAtLeast(2, 6) {
|
||
|
|
c.Assert(r.Modified, Equals, 3)
|
||
|
|
}
|
||
|
|
|
||
|
|
type doc struct{ N int }
|
||
|
|
var res []doc
|
||
|
|
err = coll.Find(nil).Sort("n").All(&res)
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(res, DeepEquals, []doc{{2}, {3}, {4}})
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *S) TestBulkUpsert(c *C) {
|
||
|
|
session, err := mgo.Dial("localhost:40001")
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
defer session.Close()
|
||
|
|
|
||
|
|
coll := session.DB("mydb").C("mycoll")
|
||
|
|
|
||
|
|
err = coll.Insert(M{"n": 1}, M{"n": 2}, M{"n": 3})
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
|
||
|
|
bulk := coll.Bulk()
|
||
|
|
bulk.Upsert(M{"n": 2}, M{"$set": M{"n": 20}})
|
||
|
|
bulk.Upsert(M{"n": 4}, M{"$set": M{"n": 40}}, M{"n": 3}, M{"$set": M{"n": 30}})
|
||
|
|
r, err := bulk.Run()
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(r, FitsTypeOf, &mgo.BulkResult{})
|
||
|
|
|
||
|
|
type doc struct{ N int }
|
||
|
|
var res []doc
|
||
|
|
err = coll.Find(nil).Sort("n").All(&res)
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(res, DeepEquals, []doc{{1}, {20}, {30}, {40}})
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *S) TestBulkRemove(c *C) {
|
||
|
|
session, err := mgo.Dial("localhost:40001")
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
defer session.Close()
|
||
|
|
|
||
|
|
coll := session.DB("mydb").C("mycoll")
|
||
|
|
|
||
|
|
err = coll.Insert(M{"n": 1}, M{"n": 2}, M{"n": 3}, M{"n": 4}, M{"n": 4})
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
|
||
|
|
bulk := coll.Bulk()
|
||
|
|
bulk.Remove(M{"n": 1})
|
||
|
|
bulk.Remove(M{"n": 2}, M{"n": 4})
|
||
|
|
r, err := bulk.Run()
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(r.Matched, Equals, 3)
|
||
|
|
|
||
|
|
type doc struct{ N int }
|
||
|
|
var res []doc
|
||
|
|
err = coll.Find(nil).Sort("n").All(&res)
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(res, DeepEquals, []doc{{3}, {4}})
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *S) TestBulkRemoveAll(c *C) {
|
||
|
|
session, err := mgo.Dial("localhost:40001")
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
defer session.Close()
|
||
|
|
|
||
|
|
coll := session.DB("mydb").C("mycoll")
|
||
|
|
|
||
|
|
err = coll.Insert(M{"n": 1}, M{"n": 2}, M{"n": 3}, M{"n": 4}, M{"n": 4})
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
|
||
|
|
bulk := coll.Bulk()
|
||
|
|
bulk.RemoveAll(M{"n": 1})
|
||
|
|
bulk.RemoveAll(M{"n": 2}, M{"n": 4})
|
||
|
|
r, err := bulk.Run()
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(r.Matched, Equals, 4)
|
||
|
|
|
||
|
|
type doc struct{ N int }
|
||
|
|
var res []doc
|
||
|
|
err = coll.Find(nil).Sort("n").All(&res)
|
||
|
|
c.Assert(err, IsNil)
|
||
|
|
c.Assert(res, DeepEquals, []doc{{3}})
|
||
|
|
}
|