fix first y-array test

src/Struct/Delete.js

@@ -1,26 +1,44 @@
-import StructManager from '../Util/StructManager.js'
+import { getReference } from '../Util/structReferences.js'
 
+export function deleteItemRange (y, user, clock, range) {
+  let items = y.os.getItems(this._target, this._length)
+  for (let i = items.length - 1; i >= 0; i--) {
+    items[i]._delete(y, false)
+  }
+}
+
+/**
+ * Delete is not a real struct. It will not be saved in OS
+ */
 export default class Delete {
   constructor () {
-    this._target = null
+    this._targetID = null
     this._length = null
   }
   _fromBinary (y, decoder) {
-    this._targetID = decoder.readOpID()
+    this._targetID = decoder.readID()
     this._length = decoder.readVarUint()
   }
-  _toBinary (y, encoder) {
-    encoder.writeUint8(StructManager.getReference(this.constructor))
-    encoder.writeOpID(this._targetID)
+  _toBinary (encoder) {
+    encoder.writeUint8(getReference(this.constructor))
+    encoder.writeID(this._targetID)
     encoder.writeVarUint(this._length)
   }
-  _integrate (y) {
-    let items = y.os.getItems(this._target, this._length)
-    for (let i = items.length - 1; i >= 0; i--) {
-      items[i]._delete()
+  /**
+   * - If created remotely (a remote user deleted something),
+   *   this Delete is applied to all structs in id-range.
+   * - If created lokally (e.g. when y-array deletes a range of elements),
+   *   this struct is broadcasted only (it is already executed)
+   */
+  _integrate (y, locallyCreated = false) {
+    if (!locallyCreated) {
+      // from remote
+      const id = this._targetID
+      deleteItemRange(y, id.user, id.clock, this._length)
+    } else {
+      // from local
+      y.connector.broadcastStruct(this)
     }
-    // TODO: only broadcast if created by local user or if y.connector._forwardAppliedStructs..
-    y.connector.broadcastStruct(this)
     if (y.persistence !== null) {
       y.persistence.saveOperations(this)
     }