Merge pull request #15782 from jhaayushkumar/fix-bulkwrite-immutable-15781

fix(bulkWrite): pass overwriteImmutable option to castUpdate fixes #15781

Author: vkarpov15

lib/helpers/model/castBulkWrite.js

@@ -118,7 +118,9 @@ module.exports.castUpdateOne = function castUpdateOne(originalModel, updateOne,
   if (model.schema.$timestamps != null && doInitTimestamps) {
     const createdAt = model.schema.$timestamps.createdAt;
     const updatedAt = model.schema.$timestamps.updatedAt;
-    applyTimestampsToUpdate(now, createdAt, updatedAt, update, {});
+    applyTimestampsToUpdate(now, createdAt, updatedAt, update, {
+      timestamps: updateOne.timestamps
+    });
   }
 
   if (doInitTimestamps) {
@@ -150,7 +152,8 @@ module.exports.castUpdateOne = function castUpdateOne(originalModel, updateOne,
     strict: strict,
     upsert: updateOne.upsert,
     arrayFilters: updateOne.arrayFilters,
-    overwriteDiscriminatorKey: updateOne.overwriteDiscriminatorKey
+    overwriteDiscriminatorKey: updateOne.overwriteDiscriminatorKey,
+    overwriteImmutable: updateOne.overwriteImmutable
   }, model, updateOne['filter']);
 
   return updateOne;
@@ -185,7 +188,9 @@ module.exports.castUpdateMany = function castUpdateMany(originalModel, updateMan
   if (model.schema.$timestamps != null && doInitTimestamps) {
     const createdAt = model.schema.$timestamps.createdAt;
     const updatedAt = model.schema.$timestamps.updatedAt;
-    applyTimestampsToUpdate(now, createdAt, updatedAt, updateMany['update'], {});
+    applyTimestampsToUpdate(now, createdAt, updatedAt, updateMany['update'], {
+      timestamps: updateMany.timestamps
+    });
   }
   if (doInitTimestamps) {
     applyTimestampsToChildren(now, updateMany['update'], model.schema);
@@ -208,7 +213,8 @@ module.exports.castUpdateMany = function castUpdateMany(originalModel, updateMan
     strict: strict,
     upsert: updateMany.upsert,
     arrayFilters: updateMany.arrayFilters,
-    overwriteDiscriminatorKey: updateMany.overwriteDiscriminatorKey
+    overwriteDiscriminatorKey: updateMany.overwriteDiscriminatorKey,
+    overwriteImmutable: updateMany.overwriteImmutable
   }, model, updateMany['filter']);
 };
 

test/model.updateOne.test.js

@@ -2680,6 +2680,36 @@ describe('model: updateOne: ', function() {
     assert.equal(doc.age, 20);
   });
 
+  it('overwriting immutable createdAt with bulkWrite (gh-15781)', async function() {
+    const start = new Date().valueOf();
+    const schema = Schema({
+      createdAt: {
+        type: mongoose.Schema.Types.Date,
+        immutable: true
+      },
+      name: String
+    }, { timestamps: true });
+
+    const Model = db.model('Test', schema);
+
+    await Model.create({ name: 'gh-15781' });
+    let doc = await Model.collection.findOne({ name: 'gh-15781' });
+    assert.ok(doc.createdAt.valueOf() >= start);
+
+    const createdAt = new Date('2011-06-01');
+    assert.ok(createdAt.valueOf() < start.valueOf());
+    await Model.bulkWrite([{
+      updateOne: {
+        filter: { _id: doc._id },
+        update: { name: 'gh-15781 update', createdAt },
+        overwriteImmutable: true,
+        timestamps: false
+      }
+    }]);
+    doc = await Model.collection.findOne({ name: 'gh-15781 update' });
+    assert.equal(doc.createdAt.valueOf(), createdAt.valueOf());
+  });
+
   it('updates buffers with `runValidators` successfully (gh-8580)', async function() {
     const Test = db.model('Test', Schema({
       data: { type: Buffer, required: true }