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(function() {
"use strict";
const dbname = 'views_invalid';
let invalidDB = db.getSiblingDB(dbname);
// Wait for the invalid view definition to be replicated to any secondaries and then drop the
// database.
assert.commandWorked(invalidDB.system.views.insert({z: '\0\uFFFFf'}),
{writeConcern: {w: "majority"}});
invalidDB.dropDatabase();
// Create a database with one valid and one invalid view through direct system.views writes.
assert.commandWorked(invalidDB.coll.insert({x: 1}));
assert.commandWorked(
invalidDB.system.views.insert({_id: dbname + '.view', viewOn: 'coll', pipeline: []}));
assert.eq(invalidDB.view.findOne({}, {_id: 0}),
{x: 1},
'find on view created with direct write to views catalog should work');
assert.commandWorked(invalidDB.system.views.insert({_id: 'invalid', pipeline: 3.0}));
// Check that view-related commands fail with an invalid view catalog, but other commands on
// existing collections still succeed.
assert.commandFailedWithCode(invalidDB.runCommand({find: 'view'}),
ErrorCodes.InvalidViewDefinition,
'find on existing view in DB with invalid system.views should fail');
assert.eq(invalidDB.coll.findOne({}, {_id: 0}),
{x: 1},
'find on existing collection in DB with invalid views catalog should work');
assert.commandWorked(invalidDB.coll.insert({x: 2}),
'insert in existing collection in DB with invalid views catalog should work');
assert.writeError(invalidDB.x.insert({x: 2}),
'insert into new collection in DB with invalid views catalog should fail');
assert.commandWorked(
invalidDB.runCommand({drop: 'coll'}),
'dropping an existing collection in DB with invalid views catalog should work');
assert.commandFailedWithCode(
invalidDB.runCommand({drop: 'view'}),
ErrorCodes.InvalidViewDefinition,
'dropping an existing view in DB with invalid views catalog should fail');
assert.commandFailedWithCode(invalidDB.createCollection('x'),
ErrorCodes.InvalidViewDefinition,
'creating a collection in DB with invalid views catalog should fail');
assert.commandFailedWithCode(
invalidDB.runCommand({find: 'x'}),
ErrorCodes.InvalidViewDefinition,
'find on non-existent collection in DB with invalid system.views should fail');
// Now fix the database by removing the invalid system.views entry, and check all is OK.
assert.commandWorked(invalidDB.system.views.remove({_id: 'invalid'}),
'should be able to remove invalid view with direct write to view catalog');
assert.commandWorked(
invalidDB.coll.insert({x: 1}),
'after remove invalid view from catalog, should be able to create new collection');
assert.eq(invalidDB.view.findOne({}, {_id: 0}),
{x: 1},
'find on view should work again after removing invalid view from catalog');
})();
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