wip: fake roc v2 api

src/RocBase.ts

@@ -84,7 +84,7 @@ export abstract class BaseRocDocument<RocType> {
     newAttachments?: INewAttachment[],
     deleteAttachments?: string[]
   ): Promise<IDocument>;
-  public abstract addGroups(groups: string | string[]): string[];
+  public abstract addGroups(groups: string | string[]): Promise<string[]>;
 
   public getValue() {
     return this.value;

src/__tests__/test.ts

@@ -26,7 +26,7 @@ describe('fake roc', () => {
       $content: {
         test: 42
       },
-      $owner: ['group1', 'group2']
+      $owner: ['group1', 'group2', 'group1']
     };
     const document = await roc.create(newDoc);
     expect(document.getValue().$content).toEqual({ test: 42 });
@@ -89,7 +89,7 @@ describe('fake roc', () => {
     const data = getData();
     const roc = new FakeRoc(data);
     const doc = await roc.getDocument('uuid1');
-    const groups = await doc.addGroups(['group1', 'group2']);
+    const groups = await doc.addGroups(['group1', 'group2', 'group1']);
     expect(groups).toEqual(['test@test.com', 'group1', 'group2']);
     expect(doc.getValue().$owner).toEqual([
       'test@test.com',

src/fake/Roc.ts

@@ -77,12 +77,14 @@ export class FakeDocument extends BaseRocDocument<FakeRoc> {
 
     this.checkConflict();
     const doc = this.value!;
+    const owners = new Set(doc.$owner);
     if (typeof groups === 'string') {
-      doc.$owner.push(groups);
+      owners.add(groups);
     } else {
-      doc.$owner = doc.$owner.concat(groups);
+      groups.forEach(group => owners.add(group));
     }
-    return doc.$owner;
+    doc.$owner = Array.from(owners);
+    return doc.$owner.slice();
   }
 
   private checkConflict() {
@@ -122,7 +124,7 @@ export class FakeRoc extends BaseRoc<FakeDocument> {
       _rev: rev,
       $modificationDate: Date.now(),
       $creationDate: Date.now(),
-      $owner: ['test@test.com', ...newDocument.$owner]
+      $owner: ['test@test.com', ...Array.from(new Set(newDocument.$owner))]
     };
     if (!this.data[uuid]) {
       this.data[uuid] = [];