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[Vertex AI] Parameterize integration tests for Vertex and Dev API #14540
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118 changes: 118 additions & 0 deletions
118
FirebaseVertexAI/Tests/TestApp/Tests/Integration/GenerateContentIntegrationTests.swift
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| // Copyright 2025 Google LLC | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
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| import FirebaseAuth | ||
| import FirebaseCore | ||
| import FirebaseStorage | ||
| import FirebaseVertexAI | ||
| import Testing | ||
| import VertexAITestApp | ||
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| @testable import struct FirebaseVertexAI.APIConfig | ||
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| @Suite(.serialized) | ||
| struct GenerateContentIntegrationTests { | ||
| static let vertexV1Config = APIConfig(service: .vertexAI, version: .v1) | ||
| static let vertexV1BetaConfig = APIConfig(service: .vertexAI, version: .v1beta) | ||
| static let developerV1BetaConfig = APIConfig( | ||
| service: .developer(endpoint: .generativeLanguage), | ||
| version: .v1beta | ||
| ) | ||
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| // Set temperature, topP and topK to lowest allowed values to make responses more deterministic. | ||
| static let generationConfig = GenerationConfig( | ||
| temperature: 0.0, | ||
| topP: 0.0, | ||
| topK: 1, | ||
| responseMIMEType: "text/plain" | ||
| ) | ||
| static let systemInstruction = ModelContent( | ||
| role: "system", | ||
| parts: "You are a friendly and helpful assistant." | ||
| ) | ||
| static let safetySettings = [ | ||
| SafetySetting(harmCategory: .harassment, threshold: .blockLowAndAbove), | ||
| SafetySetting(harmCategory: .hateSpeech, threshold: .blockLowAndAbove), | ||
| SafetySetting(harmCategory: .sexuallyExplicit, threshold: .blockLowAndAbove), | ||
| SafetySetting(harmCategory: .dangerousContent, threshold: .blockLowAndAbove), | ||
| SafetySetting(harmCategory: .civicIntegrity, threshold: .blockLowAndAbove), | ||
| ] | ||
| // Candidates and total token counts may differ slightly between runs due to whitespace tokens. | ||
| let tokenCountAccuracy = 1 | ||
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| let storage: Storage | ||
| let userID1: String | ||
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| init() async throws { | ||
| let authResult = try await Auth.auth().signIn( | ||
| withEmail: Credentials.emailAddress1, | ||
| password: Credentials.emailPassword1 | ||
| ) | ||
| userID1 = authResult.user.uid | ||
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| storage = Storage.storage() | ||
| } | ||
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| @Test(arguments: [vertexV1Config, vertexV1BetaConfig, developerV1BetaConfig]) | ||
| func generateContent(_ apiConfig: APIConfig) async throws { | ||
| let model = GenerateContentIntegrationTests.model(apiConfig: apiConfig) | ||
| let prompt = "Where is Google headquarters located? Answer with the city name only." | ||
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| let response = try await model.generateContent(prompt) | ||
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| let text = try #require(response.text).trimmingCharacters(in: .whitespacesAndNewlines) | ||
| #expect(text == "Mountain View") | ||
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| let usageMetadata = try #require(response.usageMetadata) | ||
| #expect(usageMetadata.promptTokenCount == 21) | ||
| #expect(usageMetadata.candidatesTokenCount.isEqual(to: 3, accuracy: tokenCountAccuracy)) | ||
| #expect(usageMetadata.totalTokenCount.isEqual(to: 24, accuracy: tokenCountAccuracy)) | ||
| #expect(usageMetadata.promptTokensDetails.count == 1) | ||
| let promptTokensDetails = try #require(usageMetadata.promptTokensDetails.first) | ||
| #expect(promptTokensDetails.modality == .text) | ||
| #expect(promptTokensDetails.tokenCount == usageMetadata.promptTokenCount) | ||
| #expect(usageMetadata.candidatesTokensDetails.count == 1) | ||
| let candidatesTokensDetails = try #require(usageMetadata.candidatesTokensDetails.first) | ||
| #expect(candidatesTokensDetails.modality == .text) | ||
| #expect(candidatesTokensDetails.tokenCount == usageMetadata.candidatesTokenCount) | ||
| } | ||
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| static func model(apiConfig: APIConfig) -> GenerativeModel { | ||
| return instance(apiConfig: apiConfig).generativeModel( | ||
| modelName: "gemini-2.0-flash", | ||
| generationConfig: generationConfig, | ||
| safetySettings: safetySettings, | ||
| tools: [], | ||
| toolConfig: .init(functionCallingConfig: .none()), | ||
| systemInstruction: systemInstruction | ||
| ) | ||
| } | ||
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| // TODO(andrewheard): Move this helper to a file in the Utilities folder. | ||
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| static func instance(apiConfig: APIConfig) -> VertexAI { | ||
| switch apiConfig.service { | ||
| case .vertexAI: | ||
| return VertexAI.vertexAI(app: nil, location: "us-central1", apiConfig: apiConfig) | ||
| case .developer: | ||
| return VertexAI.vertexAI(app: nil, location: nil, apiConfig: apiConfig) | ||
| } | ||
| } | ||
| } | ||
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| // TODO(andrewheard): Move this extension to a file in the Utilities folder. | ||
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| extension Numeric where Self: Strideable, Self.Stride.Magnitude: Comparable { | ||
| func isEqual(to other: Self, accuracy: Self.Stride) -> Bool { | ||
| return distance(to: other).magnitude < accuracy.magnitude | ||
| } | ||
| } | ||
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