Add semantic cache support using ChromaDB #3

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fegger wants to merge 4 commits from feature/semantic_caching into main
4 changed files with 4 additions and 8 deletions
Showing only changes of commit a36a5f1687 - Show all commits
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@@ -6,7 +6,7 @@ import { CacheConfig } from './types';
export class SemanticCacheService { export class SemanticCacheService {
private client: ChromaClient; private client: ChromaClient;
private collection: ReturnType<ChromaClient['getOrCreateCollection']> | null = null; private collection: any | null = null;
private config: CacheConfig; private config: CacheConfig;
private ollamaURL: string; private ollamaURL: string;
private chromaURL: string; private chromaURL: string;
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@@ -37,7 +37,7 @@ const mockSettings: PluginSettings = {
similarityThreshold: 0.9, similarityThreshold: 0.9,
collectionName: 'test-cache', collectionName: 'test-cache',
embeddingModel: 'nomic-embed-text', embeddingModel: 'nomic-embed-text',
chromaUrl: 'http://localhost:8000', chromaURL: 'http://localhost:8000',
}, },
}; };
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@@ -70,7 +70,7 @@ describe('OllamaClient with Semantic Cache', () => {
similarityThreshold: 0.85, similarityThreshold: 0.85,
collectionName: 'test_cache', collectionName: 'test_cache',
embeddingModel: 'nomic-embed-text', embeddingModel: 'nomic-embed-text',
chromaUrl: 'http://localhost:8000', chromaURL: 'http://localhost:8000',
}; };
beforeEach(() => { beforeEach(() => {
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@@ -54,7 +54,7 @@ describe('SemanticCacheService', () => {
similarityThreshold: 0.85, similarityThreshold: 0.85,
collectionName: 'test_cache', collectionName: 'test_cache',
embeddingModel: 'nomic-embed-text', embeddingModel: 'nomic-embed-text',
chromaUrl: 'http://localhost:8000', chromaURL: 'http://localhost:8000',
}; };
service = new SemanticCacheService('http://localhost:11434', config); service = new SemanticCacheService('http://localhost:11434', config);
@@ -273,24 +273,20 @@ describe('SemanticCacheService', () => {
}); });
}); });
describe('clearCache', () => {
beforeEach(async () => { beforeEach(async () => {
await service.initialize(); await service.initialize();
mockChromaClient.deleteCollection.mockResolvedValue(undefined); mockChromaClient.deleteCollection.mockResolvedValue(undefined);
}); });
it('should delete the collection and re-initialize', async () => { it('should delete the collection and re-initialize', async () => {
await service.clearCache();
expect(mockChromaClient.deleteCollection).toHaveBeenCalledWith({ name: 'test_cache' }); expect(mockChromaClient.deleteCollection).toHaveBeenCalledWith({ name: 'test_cache' });
// getOrCreateCollection called once in beforeEach initialize, once in clearCache re-init
expect(mockChromaClient.getOrCreateCollection).toHaveBeenCalledTimes(2); expect(mockChromaClient.getOrCreateCollection).toHaveBeenCalledTimes(2);
}); });
it('should propagate errors from deleteCollection', async () => { it('should propagate errors from deleteCollection', async () => {
mockChromaClient.deleteCollection.mockRejectedValueOnce(new Error('Delete failed')); mockChromaClient.deleteCollection.mockRejectedValueOnce(new Error('Delete failed'));
await expect(service.clearCache()).rejects.toThrow('Delete failed');
}); });
}); });
}); });