Files
mongo/jstests/core/do_txn_basic.js
2018-02-01 12:00:35 -05:00

265 lines
10 KiB
JavaScript

// @tags: [requires_non_retryable_commands]
(function() {
"use strict";
load("jstests/libs/get_index_helpers.js");
// For isMMAPv1.
load("jstests/concurrency/fsm_workload_helpers/server_types.js");
if (isMMAPv1(db)) {
assert.commandFailedWithCode(
db.adminCommand({doTxn: []}),
ErrorCodes.CommandNotSupported,
"doTxn should fail if document level locking isn't supported.");
jsTestLog("Skipping test as the storage engine does not support doTxn.");
return;
}
var t = db.do_txn1;
t.drop();
//
// Input validation tests
//
// Empty array of operations.
assert.commandFailedWithCode(db.adminCommand({doTxn: []}),
ErrorCodes.InvalidOptions,
'doTxn should fail on empty array of operations');
// Non-array type for operations.
assert.commandFailed(db.adminCommand({doTxn: "not an array"}),
'doTxn should fail on non-array type for operations');
// Missing 'op' field in an operation.
assert.commandFailed(db.adminCommand({doTxn: [{ns: t.getFullName()}]}),
'doTxn should fail on operation without "op" field');
// Non-string 'op' field in an operation.
assert.commandFailed(db.adminCommand({doTxn: [{op: 12345, ns: t.getFullName()}]}),
'doTxn should fail on operation with non-string "op" field');
// Empty 'op' field value in an operation.
assert.commandFailed(db.adminCommand({doTxn: [{op: '', ns: t.getFullName()}]}),
'doTxn should fail on operation with empty "op" field value');
// Missing 'ns' field in an operation.
assert.commandFailed(db.adminCommand({doTxn: [{op: 'u'}]}),
'doTxn should fail on operation without "ns" field');
// Non-string 'ns' field in an operation.
assert.commandFailed(db.adminCommand({doTxn: [{op: 'u', ns: 12345}]}),
'doTxn should fail on operation with non-string "ns" field');
// Missing dbname in 'ns' field.
assert.commandFailed(db.adminCommand({doTxn: [{op: 'd', ns: t.getName(), o: {_id: 1}}]}));
// Empty 'ns' field value.
assert.commandFailed(db.adminCommand({doTxn: [{op: 'u', ns: ''}]}),
'doTxn should fail with empty "ns" field value');
// Valid 'ns' field value in unknown operation type 'x'.
assert.commandFailed(db.adminCommand({doTxn: [{op: 'x', ns: t.getFullName()}]}),
'doTxn should fail on unknown operation type "x" with valid "ns" value');
// Illegal operation type 'n' (no-op).
assert.commandFailedWithCode(db.adminCommand({doTxn: [{op: 'n', ns: t.getFullName()}]}),
ErrorCodes.InvalidOptions,
'doTxn should fail on "no op" operations.');
// Illegal operation type 'c' (command).
assert.commandFailedWithCode(
db.adminCommand(
{doTxn: [{op: 'c', ns: t.getCollection('$cmd').getFullName(), o: {applyOps: []}}]}),
ErrorCodes.InvalidOptions,
'doTxn should fail on commands.');
assert.eq(0, t.find().count(), "Non-zero amount of documents in collection to start");
/**
* Test function for running CRUD operations on non-existent namespaces using various
* combinations of invalid namespaces (collection/database)
*
* Leave 'expectedErrorCode' undefined if this command is expected to run successfully.
*/
function testCrudOperationOnNonExistentNamespace(optype, o, o2, expectedErrorCode) {
expectedErrorCode = expectedErrorCode || ErrorCodes.OK;
const t2 = db.getSiblingDB('do_txn1_no_such_db').getCollection('t');
[t, t2].forEach(coll => {
const op = {op: optype, ns: coll.getFullName(), o: o, o2: o2};
const cmd = {doTxn: [op]};
jsTestLog('Testing doTxn on non-existent namespace: ' + tojson(cmd));
if (expectedErrorCode === ErrorCodes.OK) {
assert.commandWorked(db.adminCommand(cmd));
} else {
assert.commandFailedWithCode(db.adminCommand(cmd), expectedErrorCode);
}
});
}
// Insert, delete, and update operations on non-existent collections/databases should return
// NamespaceNotFound.
testCrudOperationOnNonExistentNamespace('i', {_id: 0}, {}, ErrorCodes.NamespaceNotFound);
testCrudOperationOnNonExistentNamespace('d', {_id: 0}, {}, ErrorCodes.NamespaceNotFound);
testCrudOperationOnNonExistentNamespace('u', {x: 0}, {_id: 0}, ErrorCodes.NamespaceNotFound);
assert.commandWorked(db.createCollection(t.getName()));
var a = assert.commandWorked(
db.adminCommand({doTxn: [{"op": "i", "ns": t.getFullName(), "o": {_id: 5, x: 17}}]}));
assert.eq(1, t.find().count(), "Valid insert failed");
assert.eq(true, a.results[0], "Bad result value for valid insert");
a = assert.commandWorked(
db.adminCommand({doTxn: [{"op": "i", "ns": t.getFullName(), "o": {_id: 5, x: 17}}]}));
assert.eq(1, t.find().count(), "Duplicate insert failed");
assert.eq(true, a.results[0], "Bad result value for duplicate insert");
var o = {_id: 5, x: 17};
assert.eq(o, t.findOne(), "Mismatching document inserted.");
// 'o' field is an empty array.
assert.commandFailed(db.adminCommand({doTxn: [{op: 'i', ns: t.getFullName(), o: []}]}),
'doTxn should fail on insert of object with empty array element');
var res = assert.commandWorked(db.runCommand({
doTxn: [
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 18}}},
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 19}}}
]
}));
o.x++;
o.x++;
assert.eq(1, t.find().count(), "Updates increased number of documents");
assert.eq(o, t.findOne(), "Document doesn't match expected");
assert.eq(true, res.results[0], "Bad result value for valid update");
assert.eq(true, res.results[1], "Bad result value for valid update");
// preCondition fully matches
res = assert.commandWorked(db.runCommand({
doTxn: [
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 20}}},
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 21}}}
],
preCondition: [{ns: t.getFullName(), q: {_id: 5}, res: {x: 19}}]
}));
o.x++;
o.x++;
assert.eq(1, t.find().count(), "Updates increased number of documents");
assert.eq(o, t.findOne(), "Document doesn't match expected");
assert.eq(true, res.results[0], "Bad result value for valid update");
assert.eq(true, res.results[1], "Bad result value for valid update");
// preCondition doesn't match ns
res = assert.commandFailed(db.runCommand({
doTxn: [
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 22}}},
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 23}}}
],
preCondition: [{ns: "foo.otherName", q: {_id: 5}, res: {x: 21}}]
}));
assert.eq(o, t.findOne(), "preCondition didn't match, but ops were still applied");
// preCondition doesn't match query
res = assert.commandFailed(db.runCommand({
doTxn: [
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 22}}},
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 23}}}
],
preCondition: [{ns: t.getFullName(), q: {_id: 5}, res: {x: 19}}]
}));
assert.eq(o, t.findOne(), "preCondition didn't match, but ops were still applied");
res = assert.commandFailed(db.runCommand({
doTxn: [
{op: "u", ns: t.getFullName(), o2: {_id: 5}, o: {$set: {x: 22}}},
{op: "u", ns: t.getFullName(), o2: {_id: 6}, o: {$set: {x: 23}}}
]
}));
assert.eq(false, res.results[0], "Op required upsert, which should be disallowed.");
assert.eq(false, res.results[1], "Op required upsert, which should be disallowed.");
// Ops with transaction numbers are valid.
var lsid = {id: UUID()};
res = assert.commandWorked(db.runCommand({
doTxn: [
{
op: "i",
ns: t.getFullName(),
o: {_id: 7, x: 24},
lsid: lsid,
txnNumber: NumberLong(1),
stmdId: 0
},
{
op: "u",
ns: t.getFullName(),
o2: {_id: 7},
o: {$set: {x: 25}},
lsid: lsid,
txnNumber: NumberLong(1),
stmdId: 1
},
{
op: "d",
ns: t.getFullName(),
o: {_id: 7},
lsid: lsid,
txnNumber: NumberLong(2),
stmdId: 0
},
]
}));
assert.eq(true, res.results[0], "Valid insert with transaction number failed");
assert.eq(true, res.results[1], "Valid update with transaction number failed");
assert.eq(true, res.results[2], "Valid delete with transaction number failed");
// When applying a "u" (update) op, we default to 'UpdateNode' update semantics, and $set
// operations add new fields in lexicographic order.
res = assert.commandWorked(db.adminCommand({
doTxn: [
{"op": "i", "ns": t.getFullName(), "o": {_id: 6}},
{"op": "u", "ns": t.getFullName(), "o2": {_id: 6}, "o": {$set: {z: 1, a: 2}}}
]
}));
assert.eq(t.findOne({_id: 6}), {_id: 6, a: 2, z: 1}); // Note: 'a' and 'z' have been sorted.
// 'ModifierInterface' semantics are not supported, so an update with {$v: 0} should fail.
res = assert.commandFailed(db.adminCommand({
doTxn: [
{"op": "i", "ns": t.getFullName(), "o": {_id: 7}},
{
"op": "u",
"ns": t.getFullName(),
"o2": {_id: 7},
"o": {$v: NumberLong(0), $set: {z: 1, a: 2}}
}
]
}));
assert.eq(res.code, 40682);
// When we explicitly specify {$v: 1}, we should get 'UpdateNode' update semantics, and $set
// operations get performed in lexicographic order.
res = assert.commandWorked(db.adminCommand({
doTxn: [
{"op": "i", "ns": t.getFullName(), "o": {_id: 8}},
{
"op": "u",
"ns": t.getFullName(),
"o2": {_id: 8},
"o": {$v: NumberLong(1), $set: {z: 1, a: 2}}
}
]
}));
assert.eq(t.findOne({_id: 8}), {_id: 8, a: 2, z: 1}); // Note: 'a' and 'z' have been sorted.
})();