Pre-release

.changeset/dirty-plants-sniff.md

@@ -0,0 +1,6 @@
+---
+"jazz-tools": patch
+"cojson": patch
+---
+
+First sketch of API for creating and finding unique CoValues

.changeset/pre.json

@@ -1,27 +1,28 @@
 {
   "mode": "pre",
-  "tag": "new-auth",
+  "tag": "unique",
   "initialVersions": {
-    "jazz-example-chat": "0.0.81",
+    "jazz-example-chat": "0.0.82-new-auth.1",
-    "jazz-example-chat-clerk": "0.0.79",
+    "jazz-example-chat-clerk": "0.0.80-new-auth.1",
     "jazz-inspector": "0.0.59",
-    "jazz-example-pets": "0.0.99",
+    "jazz-example-pets": "0.0.100-new-auth.1",
-    "jazz-example-todo": "0.0.98",
+    "jazz-example-todo": "0.0.99-new-auth.1",
     "cojson": "0.7.34",
     "cojson-storage-indexeddb": "0.7.34",
     "cojson-storage-sqlite": "0.7.34",
     "cojson-transport-ws": "0.7.34",
     "hash-slash": "0.2.0",
-    "jazz-browser": "0.7.34",
+    "jazz-browser": "0.7.35-new-auth.0",
-    "jazz-browser-auth-clerk": "0.7.32",
+    "jazz-browser-auth-clerk": "0.7.33-new-auth.0",
-    "jazz-browser-media-images": "0.7.34",
+    "jazz-browser-media-images": "0.7.35-new-auth.0",
-    "jazz-nodejs": "0.7.34",
+    "jazz-nodejs": "0.7.35-new-auth.0",
-    "jazz-react": "0.7.34",
+    "jazz-react": "0.7.35-new-auth.1",
-    "jazz-react-auth-clerk": "0.7.32",
+    "jazz-react-auth-clerk": "0.7.33-new-auth.1",
-    "jazz-run": "0.7.34",
+    "jazz-run": "0.7.35-new-auth.0",
-    "jazz-tools": "0.7.34"
+    "jazz-tools": "0.7.35-new-auth.0"
   },
   "changesets": [
+    "dirty-plants-sniff",
     "small-students-buy",
     "smart-mice-camp",
     "twelve-lobsters-pull"

examples/chat-clerk/CHANGELOG.md

@@ -1,5 +1,15 @@
 # jazz-example-chat
 
+## 0.0.80-unique.2
+
+### Patch Changes
+
+- Updated dependencies
+  - jazz-tools@0.7.35-unique.2
+  - cojson@0.7.35-unique.2
+  - jazz-react@0.7.35-unique.2
+  - jazz-react-auth-clerk@0.7.33-unique.2
+
 ## 0.0.80-new-auth.1
 
 ### Patch Changes

examples/chat-clerk/package.json

@@ -1,7 +1,7 @@
 {
   "name": "jazz-example-chat-clerk",
   "private": true,
-  "version": "0.0.80-new-auth.1",
+  "version": "0.0.80-unique.2",
   "type": "module",
   "scripts": {
     "dev": "vite",

examples/chat/CHANGELOG.md

@@ -1,5 +1,14 @@
 # jazz-example-chat
 
+## 0.0.82-unique.2
+
+### Patch Changes
+
+- Updated dependencies
+  - jazz-tools@0.7.35-unique.2
+  - cojson@0.7.35-unique.2
+  - jazz-react@0.7.35-unique.2
+
 ## 0.0.82-new-auth.1
 
 ### Patch Changes

examples/chat/package.json

@@ -1,7 +1,7 @@
 {
   "name": "jazz-example-chat",
   "private": true,
-  "version": "0.0.82-new-auth.1",
+  "version": "0.0.82-unique.2",
   "type": "module",
   "scripts": {
     "dev": "vite",

examples/inspector/CHANGELOG.md

@@ -1,5 +1,13 @@
 # jazz-example-chat
 
+## 0.0.60-unique.0
+
+### Patch Changes
+
+- Updated dependencies
+  - cojson@0.7.35-unique.2
+  - cojson-transport-ws@0.7.35-unique.2
+
 ## 0.0.59
 
 ### Patch Changes

examples/inspector/package.json

@@ -1,7 +1,7 @@
 {
   "name": "jazz-inspector",
   "private": true,
-  "version": "0.0.59",
+  "version": "0.0.60-unique.0",
   "type": "module",
   "scripts": {
     "dev": "vite",

examples/pets/CHANGELOG.md

@@ -1,5 +1,14 @@
 # jazz-example-pets
 
+## 0.0.100-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   jazz-browser-media-images@0.7.35-unique.2
+    -   jazz-react@0.7.35-unique.2
+
 ## 0.0.100-new-auth.1
 
 ### Patch Changes

examples/pets/package.json

@@ -1,7 +1,7 @@
 {
   "name": "jazz-example-pets",
   "private": true,
-  "version": "0.0.100-new-auth.1",
+  "version": "0.0.100-unique.2",
   "type": "module",
   "scripts": {
     "dev": "vite",

examples/todo/CHANGELOG.md

@@ -1,5 +1,13 @@
 # jazz-example-todo
 
+## 0.0.99-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   jazz-react@0.7.35-unique.2
+
 ## 0.0.99-new-auth.1
 
 ### Patch Changes

examples/todo/package.json

@@ -1,7 +1,7 @@
 {
   "name": "jazz-example-todo",
   "private": true,
-  "version": "0.0.99-new-auth.1",
+  "version": "0.0.99-unique.2",
   "type": "module",
   "scripts": {
     "dev": "vite",

packages/cojson-storage-indexeddb/CHANGELOG.md

@@ -1,5 +1,12 @@
 # cojson-storage-indexeddb
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   cojson@0.7.35-unique.2
+
 ## 0.7.34
 
 ### Patch Changes

packages/cojson-storage-indexeddb/package.json

@@ -1,6 +1,6 @@
 {
   "name": "cojson-storage-indexeddb",
-  "version": "0.7.34",
+  "version": "0.7.35-unique.2",
   "main": "dist/index.js",
   "type": "module",
   "types": "src/index.ts",

packages/cojson-storage-sqlite/CHANGELOG.md

@@ -1,5 +1,12 @@
 # cojson-storage-sqlite
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   cojson@0.7.35-unique.2
+
 ## 0.7.34
 
 ### Patch Changes

packages/cojson-storage-sqlite/package.json

@@ -1,7 +1,7 @@
 {
   "name": "cojson-storage-sqlite",
   "type": "module",
-  "version": "0.7.34",
+  "version": "0.7.35-unique.2",
   "main": "dist/index.js",
   "types": "src/index.ts",
   "license": "MIT",

packages/cojson-transport-ws/CHANGELOG.md

@@ -1,5 +1,12 @@
 # cojson-transport-nodejs-ws
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   cojson@0.7.35-unique.2
+
 ## 0.7.34
 
 ### Patch Changes

packages/cojson-transport-ws/package.json

@@ -1,7 +1,7 @@
 {
   "name": "cojson-transport-ws",
   "type": "module",
-  "version": "0.7.34",
+  "version": "0.7.35-unique.2",
   "main": "dist/index.js",
   "types": "src/index.ts",
   "license": "MIT",

packages/cojson/CHANGELOG.md

@@ -1,5 +1,11 @@
 # cojson
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   First sketch of API for creating and finding unique CoValues
+
 ## 0.7.34
 
 ### Patch Changes

packages/cojson/package.json

@@ -5,7 +5,7 @@
     "types": "src/index.ts",
     "type": "module",
     "license": "MIT",
-    "version": "0.7.34",
+    "version": "0.7.35-unique.2",
     "devDependencies": {
         "@types/jest": "^29.5.3",
         "@typescript-eslint/eslint-plugin": "^6.2.1",

packages/cojson/src/coValueCore.ts

@@ -41,9 +41,9 @@ export type CoValueHeader = {
     type: AnyRawCoValue["type"];
     ruleset: RulesetDef;
     meta: JsonObject | null;
-    createdAt: `2${string}` | null;
+} & CoValueUniqueness;
-    uniqueness: `z${string}` | null;
+
-};
+export type CoValueUniqueness = {uniqueness: JsonValue, createdAt?: `2${string}` | null}
 
 export function idforHeader(
     header: CoValueHeader,

packages/cojson/src/coValues/account.ts

@@ -1,4 +1,4 @@
-import { CoValueCore, CoValueHeader } from "../coValueCore.js";
+import { CoValueCore, CoValueHeader, CoValueUniqueness } from "../coValueCore.js";
 import { CoID, RawCoValue } from "../coValue.js";
 import {
     AgentSecret,
@@ -92,8 +92,8 @@ export class RawControlledAccount<Meta extends AccountMeta = AccountMeta>
      * Creates a new group (with the current account as the group's first admin).
      * @category 1. High-level
      */
-    createGroup() {
+    createGroup(uniqueness: CoValueUniqueness = this.core.crypto.createdNowUnique()) {
-        return this.core.node.createGroup();
+        return this.core.node.createGroup(uniqueness);
     }
 
     async acceptInvite<T extends RawCoValue>(

packages/cojson/src/coValues/group.ts

@@ -8,6 +8,7 @@ import { AgentID, isAgentID } from "../ids.js";
 import { RawAccount, RawAccountID, ControlledAccountOrAgent } from "./account.js";
 import { Role } from "../permissions.js";
 import { base58 } from "@scure/base";
+import { CoValueUniqueness } from "../coValueCore.js";
 
 export const EVERYONE = "everyone" as const;
 export type Everyone = "everyone";
@@ -255,6 +256,7 @@ export class RawGroup<
         init?: M["_shape"],
         meta?: M["headerMeta"],
         initPrivacy: "trusting" | "private" = "private",
+        uniqueness: CoValueUniqueness = this.core.crypto.createdNowUnique()
     ): M {
         const map = this.core.node
             .createCoValue({
@@ -264,7 +266,7 @@ export class RawGroup<
                     group: this.id,
                 },
                 meta: meta || null,
-                ...this.core.crypto.createdNowUnique(),
+                ...uniqueness
             })
             .getCurrentContent() as M;
 
@@ -287,6 +289,7 @@ export class RawGroup<
         init?: L["_item"][],
         meta?: L["headerMeta"],
         initPrivacy: "trusting" | "private" = "private",
+        uniqueness: CoValueUniqueness = this.core.crypto.createdNowUnique()
     ): L {
         const list = this.core.node
             .createCoValue({
@@ -296,7 +299,7 @@ export class RawGroup<
                     group: this.id,
                 },
                 meta: meta || null,
-                ...this.core.crypto.createdNowUnique(),
+                ...uniqueness
             })
             .getCurrentContent() as L;
 
@@ -310,7 +313,7 @@ export class RawGroup<
     }
 
     /** @category 3. Value creation */
-    createStream<C extends RawCoStream>(meta?: C["headerMeta"]): C {
+    createStream<C extends RawCoStream>(meta?: C["headerMeta"], uniqueness: CoValueUniqueness = this.core.crypto.createdNowUnique()): C {
         return this.core.node
             .createCoValue({
                 type: "costream",
@@ -319,7 +322,7 @@ export class RawGroup<
                     group: this.id,
                 },
                 meta: meta || null,
-                ...this.core.crypto.createdNowUnique(),
+                ...uniqueness
             })
             .getCurrentContent() as C;
     }
@@ -327,6 +330,7 @@ export class RawGroup<
     /** @category 3. Value creation */
     createBinaryStream<C extends RawBinaryCoStream>(
         meta: C["headerMeta"] = { type: "binary" },
+        uniqueness: CoValueUniqueness = this.core.crypto.createdNowUnique()
     ): C {
         return this.core.node
             .createCoValue({
@@ -336,7 +340,7 @@ export class RawGroup<
                     group: this.id,
                 },
                 meta: meta,
-                ...this.core.crypto.createdNowUnique(),
+                ...uniqueness
             })
             .getCurrentContent() as C;
     }

packages/cojson/src/index.ts

@@ -1,5 +1,6 @@
 import {
     CoValueCore,
+    type CoValueUniqueness,
     newRandomSessionID,
     MAX_RECOMMENDED_TX_SIZE,
     idforHeader,
@@ -130,6 +131,7 @@ export type {
     OutgoingSyncQueue,
     DisconnectedError,
     PingTimeoutError,
+    CoValueUniqueness
 };
 
 // eslint-disable-next-line @typescript-eslint/no-namespace

packages/cojson/src/localNode.ts

@@ -2,6 +2,7 @@ import { AgentSecret, CryptoProvider } from "./crypto/crypto.js";
 import {
     CoValueCore,
     CoValueHeader,
+    CoValueUniqueness,
     newRandomSessionID,
 } from "./coValueCore.js";
 import {
@@ -606,12 +607,12 @@ export class LocalNode {
     /**
      * @deprecated use Account.createGroup() instead
      */
-    createGroup(): RawGroup {
+    createGroup(uniqueness: CoValueUniqueness = this.crypto.createdNowUnique()): RawGroup {
         const groupCoValue = this.createCoValue({
             type: "comap",
             ruleset: { type: "group", initialAdmin: this.account.id },
             meta: null,
-            ...this.crypto.createdNowUnique(),
+            ...uniqueness
         });
 
         const group = expectGroup(groupCoValue.getCurrentContent());

packages/jazz-browser-auth-clerk/CHANGELOG.md

@@ -1,5 +1,14 @@
 # jazz-browser-media-images
 
+## 0.7.33-unique.1
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   cojson@0.7.35-unique.2
+    -   jazz-browser@0.7.35-unique.2
+
 ## 0.7.33-new-auth.0
 
 ### Patch Changes

packages/jazz-browser-auth-clerk/package.json

@@ -1,6 +1,6 @@
 {
     "name": "jazz-browser-auth-clerk",
-    "version": "0.7.33-new-auth.0",
+    "version": "0.7.33-unique.1",
     "type": "module",
     "main": "dist/index.js",
     "types": "src/index.ts",

packages/jazz-browser-media-images/CHANGELOG.md

@@ -1,5 +1,13 @@
 # jazz-browser-media-images
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   jazz-browser@0.7.35-unique.2
+
 ## 0.7.35-new-auth.0
 
 ### Patch Changes

packages/jazz-browser-media-images/package.json

@@ -1,6 +1,6 @@
 {
   "name": "jazz-browser-media-images",
-  "version": "0.7.35-new-auth.0",
+  "version": "0.7.35-unique.2",
   "type": "module",
   "main": "dist/index.js",
   "types": "src/index.ts",

packages/jazz-browser/CHANGELOG.md

@@ -1,5 +1,15 @@
 # jazz-browser
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   cojson@0.7.35-unique.2
+    -   cojson-storage-indexeddb@0.7.35-unique.2
+    -   cojson-transport-ws@0.7.35-unique.2
+
 ## 0.7.35-new-auth.0
 
 ### Patch Changes

packages/jazz-browser/package.json

@@ -1,6 +1,6 @@
 {
   "name": "jazz-browser",
-  "version": "0.7.35-new-auth.0",
+  "version": "0.7.35-unique.2",
   "type": "module",
   "main": "dist/index.js",
   "types": "src/index.ts",

packages/jazz-nodejs/CHANGELOG.md

@@ -1,5 +1,14 @@
 # jazz-autosub
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   cojson@0.7.35-unique.2
+    -   cojson-transport-ws@0.7.35-unique.2
+
 ## 0.7.35-new-auth.0
 
 ### Patch Changes

packages/jazz-nodejs/package.json

@@ -5,7 +5,7 @@
     "types": "src/index.ts",
     "type": "module",
     "license": "MIT",
-    "version": "0.7.35-new-auth.0",
+    "version": "0.7.35-unique.2",
     "dependencies": {
         "cojson": "workspace:*",
         "cojson-transport-ws": "workspace:*",

packages/jazz-react-auth-clerk/CHANGELOG.md

@@ -1,5 +1,15 @@
 # jazz-browser-media-images
 
+## 0.7.33-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   cojson@0.7.35-unique.2
+    -   jazz-browser-auth-clerk@0.7.33-unique.1
+    -   jazz-react@0.7.35-unique.2
+
 ## 0.7.33-new-auth.1
 
 ### Patch Changes

packages/jazz-react-auth-clerk/package.json

@@ -1,6 +1,6 @@
 {
   "name": "jazz-react-auth-clerk",
-  "version": "0.7.33-new-auth.1",
+  "version": "0.7.33-unique.2",
   "type": "module",
   "main": "dist/index.js",
   "types": "src/index.tsx",

packages/jazz-react/CHANGELOG.md

@@ -1,5 +1,14 @@
 # jazz-react
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   cojson@0.7.35-unique.2
+    -   jazz-browser@0.7.35-unique.2
+
 ## 0.7.35-new-auth.1
 
 ### Patch Changes

packages/jazz-react/package.json

@@ -1,6 +1,6 @@
 {
   "name": "jazz-react",
-  "version": "0.7.35-new-auth.1",
+  "version": "0.7.35-unique.2",
   "type": "module",
   "main": "dist/index.js",
   "types": "src/index.ts",

packages/jazz-run/CHANGELOG.md

@@ -1,5 +1,14 @@
 # jazz-autosub
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   Updated dependencies
+    -   jazz-tools@0.7.35-unique.2
+    -   cojson@0.7.35-unique.2
+    -   cojson-transport-ws@0.7.35-unique.2
+
 ## 0.7.35-new-auth.0
 
 ### Patch Changes

packages/jazz-run/package.json

@@ -3,7 +3,7 @@
     "bin": "./dist/index.js",
     "type": "module",
     "license": "MIT",
-    "version": "0.7.35-new-auth.0",
+    "version": "0.7.35-unique.2",
     "scripts": {
         "lint": "eslint . --ext ts,tsx",
         "format": "prettier --write './src/**/*.{ts,tsx}'",

packages/jazz-tools/CHANGELOG.md

@@ -1,5 +1,13 @@
 # jazz-autosub
 
+## 0.7.35-unique.2
+
+### Patch Changes
+
+-   First sketch of API for creating and finding unique CoValues
+-   Updated dependencies
+    -   cojson@0.7.35-unique.2
+
 ## 0.7.35-new-auth.0
 
 ### Patch Changes

packages/jazz-tools/package.json

@@ -5,7 +5,7 @@
     "types": "./src/index.ts",
     "type": "module",
     "license": "MIT",
-    "version": "0.7.35-new-auth.0",
+    "version": "0.7.35-unique.2",
     "dependencies": {
         "cojson": "workspace:*",
         "fast-check": "^3.17.2"

packages/jazz-tools/src/coValues/coMap.ts

@@ -1,4 +1,9 @@
-import type { JsonValue, RawCoMap } from "cojson";
+import {
+    cojsonInternals,
+    type CoValueUniqueness,
+    type JsonValue,
+    type RawCoMap,
+} from "cojson";
 import type {
     CoValue,
     Schema,
@@ -35,8 +40,10 @@ type CoMapEdit<V> = {
 };
 
 export type Simplify<A> = {
-    [K in keyof A]: A[K]
+    [K in keyof A]: A[K];
-} extends infer B ? B : never
+} extends infer B
+    ? B
+    : never;
 
 /**
  * CoMaps are collaborative versions of plain objects, mapping string-like keys to values.
@@ -237,10 +244,19 @@ export class CoMap extends CoValueBase implements CoValue {
     static create<M extends CoMap>(
         this: CoValueClass<M>,
         init: Simplify<CoMapInit<M>>,
-        options: { owner: Account | Group },
+        options: {
+            owner: Account | Group;
+            unique?: CoValueUniqueness["uniqueness"];
+        },
     ) {
         const instance = new this();
-        const raw = instance.rawFromInit(init, options.owner);
+        const raw = instance.rawFromInit(
+            init,
+            options.owner,
+            options.unique === undefined
+                ? undefined
+                : { uniqueness: options.unique },
+        );
         Object.defineProperties(instance, {
             id: {
                 value: raw.id,
@@ -293,6 +309,7 @@ export class CoMap extends CoValueBase implements CoValue {
     rawFromInit<Fields extends object = Record<string, any>>(
         init: Simplify<CoMapInit<Fields>> | undefined,
         owner: Account | Group,
+        uniqueness?: CoValueUniqueness,
     ) {
         const rawOwner = owner._raw;
 
@@ -326,7 +343,7 @@ export class CoMap extends CoValueBase implements CoValue {
                 }
             }
 
-        return rawOwner.createMap(rawInit);
+        return rawOwner.createMap(rawInit, null, "private", uniqueness);
     }
 
     /**
@@ -426,6 +443,27 @@ export class CoMap extends CoValueBase implements CoValue {
         return subscribeToCoValue<M, Depth>(this, id, as, depth, listener);
     }
 
+    static findUnique<M extends CoMap>(
+        this: CoValueClass<M>,
+        unique: CoValueUniqueness['uniqueness'],
+        ownerID: ID<Account> | ID<Group>,
+        as: Account | Group,
+    ) {
+        const header = {
+            type: "comap" as const,
+            ruleset: {
+                type: "ownedByGroup" as const,
+                group: ownerID,
+            },
+            meta: null,
+            uniqueness: unique,
+        };
+        return cojsonInternals.idforHeader(
+            header,
+            as._raw.core.crypto,
+        ) as ID<M>;
+    }
+
     /**
      * Given an already loaded `CoMap`, ensure that the specified fields are loaded to the specified depth.
      *

packages/jazz-tools/src/index.ts

@@ -11,6 +11,7 @@ export type {
     AgentID,
     SyncMessage,
     CryptoProvider,
+    CoValueUniqueness,
 } from "cojson";
 
 export type { ID, CoValue } from "./internal.js";

packages/jazz-tools/src/tests/coMap.test.ts

@@ -11,32 +11,32 @@ import {
     createJazzContext,
     fixedCredentialsAuth,
 } from "../index.js";
-import { randomSessionProvider } from "../internal.js";
+import { Group, randomSessionProvider } from "../internal.js";
 
 const Crypto = await WasmCrypto.create();
 
+class TestMap extends CoMap {
+    color = co.string;
+    _height = co.number;
+    birthday = co.encoded(Encoders.Date);
+    name? = co.string;
+    nullable = co.optional.encoded<string | undefined>({
+        encode: (value: string | undefined) => value || null,
+        decode: (value: unknown) => (value as string) || undefined,
+    });
+    optionalDate = co.optional.encoded(Encoders.Date);
+
+    get roughColor() {
+        return this.color + "ish";
+    }
+}
+
 describe("Simple CoMap operations", async () => {
     const me = await Account.create({
         creationProps: { name: "Hermes Puggington" },
         crypto: Crypto,
     });
 
-    class TestMap extends CoMap {
-        color = co.string;
-        _height = co.number;
-        birthday = co.encoded(Encoders.Date);
-        name? = co.string;
-        nullable = co.optional.encoded<string | undefined>({
-            encode: (value: string | undefined) => value || null,
-            decode: (value: unknown) => (value as string) || undefined,
-        });
-        optionalDate = co.optional.encoded(Encoders.Date);
-
-        get roughColor() {
-            return this.color + "ish";
-        }
-    }
-
     console.log("TestMap schema", TestMap.prototype._schema);
 
     const birthday = new Date();
@@ -738,3 +738,28 @@ describe("CoMap applyDiff", async () => {
         expect((map as any).invalidField).toBeUndefined();
     });
 });
+
+describe("Creating and finding unique CoMaps", async () => {
+    test("Creating and finding unique CoMaps", async () => {
+        const me = await Account.create({
+            creationProps: { name: "Tester McTesterson" },
+            crypto: Crypto,
+        });
+
+        const group = await Group.create({
+            owner: me,
+        });
+
+        const alice = TestMap.create({
+            name: "Alice",
+            _height: 100,
+            birthday: new Date("1990-01-01"),
+            color: "red",
+
+        }, { owner: group, unique: { name: "Alice" } });
+
+        const foundAlice = TestMap.findUnique({ name: "Alice" }, group.id, me);
+
+        expect(foundAlice).toEqual(alice.id);
+    });
+});