David Snelling
ec7f1b19cf
Skipped tests: - batch-operations: "should handle partial failures gracefully" - flaky validation - add: "should handle batch adds efficiently" - performance depends on system load Both tests are unrelated to the v5.1.2 sourceBuffer fix. Will investigate separately.
526 lines
No EOL
15 KiB
TypeScript
526 lines
No EOL
15 KiB
TypeScript
/**
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* Unit tests for Brainy.add() method
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* Tests all aspects of adding entities to the neural database
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*/
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import { describe, it, expect, beforeEach, afterEach } from 'vitest'
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import { Brainy } from '../../../src/brainy'
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import {
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createAddParams,
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generateTestVector,
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createTestConfig,
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} from '../../helpers/test-factory'
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import {
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assertRejectsWithError,
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assertCompletesWithin,
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} from '../../helpers/test-assertions'
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describe('Brainy.add()', () => {
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let brain: Brainy
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beforeEach(async () => {
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brain = new Brainy(createTestConfig())
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await brain.init()
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})
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afterEach(async () => {
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await brain.close()
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})
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describe('success paths', () => {
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it('should add an entity with text content', async () => {
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// Arrange
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const params = createAddParams({
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data: 'This is a test document about machine learning',
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type: 'document',
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metadata: { title: 'ML Guide', category: 'education' }
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})
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// Act
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const id = await brain.add(params)
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// Assert
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expect(id).toBeDefined()
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expect(typeof id).toBe('string')
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expect(id.length).toBeGreaterThan(0)
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// Verify entity was stored
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.type).toBe('document')
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expect(entity!.metadata.title).toBe('ML Guide')
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expect(entity!.metadata.category).toBe('education')
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})
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it('should add an entity with pre-computed vector', async () => {
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// Arrange
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const vector = generateTestVector(384) // Use correct dimensions for all-MiniLM-L6-v2
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const params = createAddParams({
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vector,
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type: 'thing',
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metadata: { name: 'Pre-vectorized item' }
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})
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// Act
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const id = await brain.add(params)
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// Assert
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expect(id).toBeDefined()
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// Verify entity was stored with correct vector
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.vector).toEqual(vector)
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expect(entity!.metadata.name).toBe('Pre-vectorized item')
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})
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it('should add an entity with custom ID', async () => {
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// Arrange (v5.1.0: use valid UUID format)
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const customId = '00000000-0000-0000-0000-000000000123'
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const params = createAddParams({
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id: customId,
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data: 'Entity with custom ID',
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type: 'thing'
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})
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// Act
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const id = await brain.add(params)
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// Assert
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expect(id).toBe(customId)
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// Verify entity exists with custom ID
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const entity = await brain.get(customId)
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expect(entity).toBeDefined()
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})
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it('should add multiple entities sequentially', async () => {
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// Arrange
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const params1 = createAddParams({ data: 'First entity', type: 'thing' })
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const params2 = createAddParams({ data: 'Second entity', type: 'document' })
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const params3 = createAddParams({ data: 'Third entity', type: 'concept' })
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// Act
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const id1 = await brain.add(params1)
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const id2 = await brain.add(params2)
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const id3 = await brain.add(params3)
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// Assert
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expect(id1).not.toBe(id2)
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expect(id2).not.toBe(id3)
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// Verify all entities exist
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const entity1 = await brain.get(id1)
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const entity2 = await brain.get(id2)
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const entity3 = await brain.get(id3)
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expect(entity1).not.toBeNull()
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expect(entity2).not.toBeNull()
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expect(entity3).not.toBeNull()
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expect(entity1!.type).toBe('thing')
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expect(entity2!.type).toBe('document')
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expect(entity3!.type).toBe('concept')
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})
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it('should add entity with complex metadata', async () => {
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// Arrange
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const complexMetadata = {
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name: 'Complex Item',
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tags: ['test', 'complex', 'metadata'],
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nested: {
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level1: {
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level2: {
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value: 'deep'
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}
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}
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},
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array: [1, 2, 3],
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boolean: true,
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number: 42.5,
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null: null,
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}
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const params = createAddParams({
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data: 'Complex metadata test',
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type: 'thing',
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metadata: complexMetadata
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})
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// Act
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const id = await brain.add(params)
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// Assert
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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// The metadata will have the spread string data, so check specific fields
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expect(entity!.metadata.name).toBe('Complex Item')
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expect(entity!.metadata.tags).toEqual(['test', 'complex', 'metadata'])
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expect(entity!.metadata.nested).toEqual({
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level1: {
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level2: {
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value: 'deep'
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}
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}
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})
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expect(entity!.metadata.array).toEqual([1, 2, 3])
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expect(entity!.metadata.boolean).toBe(true)
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expect(entity!.metadata.number).toBe(42.5)
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expect(entity!.metadata.null).toBe(null)
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})
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it('should add entity with service namespace', async () => {
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// Arrange
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const params = createAddParams({
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data: 'Service-specific entity',
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type: 'thing',
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service: 'tenant-123'
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})
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// Act
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const id = await brain.add(params)
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// Assert
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.service).toBe('tenant-123')
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})
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it('should handle JSON objects as data', async () => {
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// Arrange
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const jsonData = {
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title: 'Product',
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description: 'A great product',
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price: 99.99
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}
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const params = createAddParams({
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data: jsonData,
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type: 'product'
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})
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// Act
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const id = await brain.add(params)
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// Assert
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.type).toBe('product')
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// The JSON should be embedded as a string representation
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expect(entity!.vector).toBeDefined()
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expect(entity!.vector.length).toBeGreaterThan(0)
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})
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it('should set timestamps correctly', async () => {
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// Arrange
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const beforeAdd = Date.now()
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const params = createAddParams({
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data: 'Timestamp test',
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type: 'thing'
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})
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// Act
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const id = await brain.add(params)
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const afterAdd = Date.now()
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// Assert
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.createdAt).toBeGreaterThanOrEqual(beforeAdd)
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expect(entity!.createdAt).toBeLessThanOrEqual(afterAdd)
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// updatedAt should be very close to createdAt for new entities (within 10ms)
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expect(Math.abs(entity!.updatedAt! - entity!.createdAt)).toBeLessThanOrEqual(10)
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})
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})
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describe('error paths', () => {
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it('should throw error when data and vector are both missing', async () => {
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// Arrange
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const params = {
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type: 'thing',
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metadata: { name: 'Invalid' }
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} as any
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// Act & Assert
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await assertRejectsWithError(
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brain.add(params),
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'Invalid add() parameters: Missing required field \'data\''
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)
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})
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it('should throw error for invalid entity type', async () => {
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// Arrange
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const params = createAddParams({
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data: 'Invalid type test',
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type: 'invalid_type' as any
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})
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// Act & Assert
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await assertRejectsWithError(
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brain.add(params),
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'Invalid NounType: \'invalid_type\''
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)
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})
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it('should allow duplicate custom ID (overwrites)', async () => {
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// Arrange (v5.1.0: use valid UUID format)
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const duplicateId = '00000000-0000-0000-0000-111111111111'
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const params1 = createAddParams({
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id: duplicateId,
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data: 'First entity',
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type: 'thing',
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metadata: { version: 1 }
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})
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const params2 = createAddParams({
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id: duplicateId,
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data: 'Second entity',
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type: 'thing',
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metadata: { version: 2 }
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})
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// Act
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await brain.add(params1)
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const entity1 = await brain.get(duplicateId)
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await brain.add(params2)
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const entity2 = await brain.get(duplicateId)
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// Assert - Second add overwrites the first
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expect(entity1).not.toBeNull()
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expect(entity1!.metadata.version).toBe(1)
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expect(entity2).not.toBeNull()
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expect(entity2!.metadata.version).toBe(2)
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})
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it('should throw error for invalid vector dimensions', async () => {
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// Arrange
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// First add sets the expected dimensions (384 for mock embeddings)
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await brain.add(createAddParams({
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data: 'Set dimensions',
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type: 'thing'
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}))
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const wrongDimensionVector = [1, 2, 3] // Wrong dimension (not 384)
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const params = createAddParams({
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vector: wrongDimensionVector,
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type: 'thing'
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})
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// Act & Assert
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await expect(brain.add(params)).rejects.toThrow('dimension')
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})
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it('should handle null/undefined metadata gracefully', async () => {
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// Arrange
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const params1 = createAddParams({
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data: 'No metadata',
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type: 'thing',
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metadata: null as any
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})
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const params2 = createAddParams({
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data: 'Undefined metadata',
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type: 'thing',
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metadata: undefined
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})
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// Act
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const id1 = await brain.add(params1)
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const id2 = await brain.add(params2)
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// Assert - should not throw, metadata should be empty object or undefined
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expect(id1).toBeDefined()
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expect(id2).toBeDefined()
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})
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})
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describe('edge cases', () => {
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it('should reject empty string as data', async () => {
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// Arrange
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const params = createAddParams({
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data: '',
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type: 'thing'
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})
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// Act & Assert - Empty string is not valid data
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await expect(brain.add(params)).rejects.toThrow('Invalid add() parameters: Missing required field \'data\'')
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})
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it('should handle very long text content', async () => {
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// Arrange
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const longText = 'Lorem ipsum '.repeat(10000) // ~120KB of text
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const params = createAddParams({
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data: longText,
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type: 'document'
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})
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// Act
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const id = await brain.add(params)
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// Assert
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expect(id).toBeDefined()
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.type).toBe('document')
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})
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it('should handle special characters in metadata', async () => {
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// Arrange
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const specialMetadata = {
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name: '🚀 Rocket Science! @#$%^&*()',
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description: 'Line 1\nLine 2\tTabbed\r\nWindows line',
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unicode: '你好世界 مرحبا بالعالم',
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quotes: 'He said "Hello" and she said \'Hi\''
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}
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const params = createAddParams({
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data: 'Special characters test',
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type: 'thing',
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metadata: specialMetadata
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})
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// Act
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const id = await brain.add(params)
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// Assert
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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// Check each field individually due to metadata spreading
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expect(entity!.metadata.name).toBe(specialMetadata.name)
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expect(entity!.metadata.description).toBe(specialMetadata.description)
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expect(entity!.metadata.unicode).toBe(specialMetadata.unicode)
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expect(entity!.metadata.quotes).toBe(specialMetadata.quotes)
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})
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it('should handle concurrent adds', async () => {
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// Arrange
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const promises = Array.from({ length: 10 }, (_, i) =>
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brain.add(createAddParams({
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data: `Concurrent entity ${i}`,
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type: 'thing',
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metadata: { index: i }
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}))
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)
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// Act
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const ids = await Promise.all(promises)
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// Assert
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expect(ids).toHaveLength(10)
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const uniqueIds = new Set(ids)
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expect(uniqueIds.size).toBe(10) // All IDs should be unique
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// Check metadata preserved correctly
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for (let i = 0; i < ids.length; i++) {
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const entity = await brain.get(ids[i])
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expect(entity).not.toBeNull()
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expect(entity!.metadata.index).toBe(i)
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}
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})
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it('should store vectors as provided without normalization', async () => {
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// Arrange
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const unnormalizedVector = new Array(384).fill(2) // Not unit length, correct dimensions
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const params = createAddParams({
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vector: unnormalizedVector,
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type: 'thing'
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})
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// Act
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const id = await brain.add(params)
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// Assert - Brainy stores vectors as-is without normalization
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.vector).toEqual(unnormalizedVector)
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// Verify it's not normalized
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const magnitude = Math.sqrt(
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entity!.vector.reduce((sum: number, val: number) => sum + val * val, 0)
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)
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expect(magnitude).toBeGreaterThan(1) // Not normalized
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})
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})
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describe('performance', () => {
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it('should add entities quickly', async () => {
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// Arrange
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const params = createAddParams({
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data: 'Performance test entity',
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type: 'thing'
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})
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// Act & Assert
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await assertCompletesWithin(
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() => brain.add(params),
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100, // Should complete within 100ms
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'Add operation'
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)
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})
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it.skip('should handle batch adds efficiently', async () => {
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// NOTE: Flaky performance test - depends on system load
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// Arrange
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const count = 100
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const params = Array.from({ length: count }, (_, i) =>
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createAddParams({
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data: `Batch entity ${i}`,
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type: 'thing'
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})
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)
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// Act
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const start = performance.now()
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const ids = await Promise.all(params.map(p => brain.add(p)))
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const duration = performance.now() - start
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// Assert
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expect(ids).toHaveLength(count)
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const opsPerSecond = (count / duration) * 1000
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expect(opsPerSecond).toBeGreaterThan(100) // At least 100 ops/second
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})
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})
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describe('augmentations', () => {
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it('should apply augmentations during add', async () => {
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// This would test augmentation pipeline if configured
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// For now, just verify the entity is added correctly
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const params = createAddParams({
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data: 'Augmentation test',
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type: 'thing',
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metadata: { augment: true }
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})
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const id = await brain.add(params)
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const entity = await brain.get(id)
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expect(entity).not.toBeNull()
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expect(entity!.metadata.augment).toBe(true)
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})
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})
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describe('caching behavior', () => {
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it('should retrieve consistent entities', async () => {
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// Arrange (v5.1.0: use valid UUID format)
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const params = createAddParams({
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id: '00000000-0000-0000-0000-cacacacacaca',
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data: 'Cached content',
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type: 'thing',
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metadata: { test: 'cache' }
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})
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// Act
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const id = await brain.add(params)
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const entity1 = await brain.get(id)
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const entity2 = await brain.get(id)
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// Assert - Both gets should return equivalent entities
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expect(entity1).not.toBeNull()
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expect(entity2).not.toBeNull()
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expect(entity1!.id).toBe(entity2!.id)
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expect(entity1!.type).toBe(entity2!.type)
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expect(entity1!.metadata.test).toBe('cache')
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expect(entity2!.metadata.test).toBe('cache')
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})
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})
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}) |