FIX: ULID sorting

package.json

@@ -1,6 +1,6 @@
 {
     "name": "dynamodb-onetable",
-    "version": "2.0.0",
+    "version": "2.0.1",
     "description": "DynamoDB access library for single-table designs",
     "main": "dist/cjs/index.js",
     "module": "dist/mjs/index.js",

src/Table.d.ts

@@ -67,7 +67,8 @@ export class Table {
     setLog(log: any): void;
     setSchema(schema?: OneSchema): Promise<void>;
     transact(op: string, transaction: any, params?: OneParams): Promise<void>;
-    uuid(): {};
+    ulid(): string;
+    uuid(): string;
 
     deleteItem(properties: OneProperties, params?: OneParams): Promise<void>;
     getItem(properties: OneProperties, params?: OneParams): Promise<AnyEntity | undefined>;

src/ULID.js

@@ -60,6 +60,6 @@ export default class ULID {
             bytes[i] = Letters.charAt(mod)
             now = (now - mod) / LettersLen
         }
-        return bytes.join('')
+        return bytes.reverse().join('')
     }
 }

test/debug.ts

@@ -48,9 +48,10 @@ test('Test', async() => {
     }, {log: false, hidden: true})
     // dump("USER", user)
 
-    users = await User.find({sk: null}, {log: false, hidden: true})
+    // users = await User.find({sk: null}, {log: false, hidden: true})
+
+    // users = await AdminUser.find({}, {index: 'gs1', log: false, hidden: true})
 
-    // user = await User.get({entity: {id: user.entity.id}})
     // dump("USERS", users)
 })
 

test/schemas/debugSchema.ts

@@ -5,12 +5,16 @@ export default {
     version: '0.0.1',
     indexes: {
         primary: { hash: 'pk', sort: 'sk' },
-        // gs1: { hash: 'gs1pk', sort: 'gs1sk', project: ['gs1pk', 'gs1sk', 'name']}
+        gs1: { hash: 'gs1pk', sort: 'gs1sk', project: 'all' },
     },
     models: {
         User: {
             pk:          { type: String, value: '${_type}#' },
             sk:          { type: String, value: '${_type}#${domain}#${id}' },
+
+            gs1pk:       { type: String, value: '${_type}#' },
+            gs1sk:       { type: String, value: '${_type}#${id}' },
+
             name:        { type: String },
             email:       { type: String },
             id:          { type: String, uuid: "uuid" },

test/ulid.ts

@@ -1,7 +1,7 @@
 /*
     ulid.ts - Unit test for ULID
  */
-import {Match} from './utils/init'
+import {Match, delay} from './utils/init'
 import ULID from '../src/ULID'
 
 // jest.setTimeout(7200 * 1000)
@@ -49,3 +49,18 @@ test('ULID repeat', async() => {
         expect(id.length).toBe(26)
     }
 })
+
+test('Sequence of timestamps', async() => {
+    const limit = 100
+    let output = []
+    for (let i = 0; i < limit; i++) {
+        let ulid = new ULID()
+        const id = ulid.toString()
+        await delay(1)
+        output.push(id)
+    }
+    let sorted = output.sort()
+    for (let i = 0; i < limit; i++) {
+        expect(output[i]).toBe(sorted[i])
+    }
+})