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[Vertex AI] Add integration tests for modality usage metrics #14446

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[Vertex AI] Add integration tests for modality usage metrics #14446

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ebd0403
[Vertex AI] Add integration tests for modality usage metrics
andrewheard Feb 11, 2025
b233adc
Add `accuracy` threshold for counts to account for whitespace tokens
andrewheard Feb 11, 2025
6e92977
Merge branch 'main' into ah/vertex-modality-integration
andrewheard Feb 11, 2025
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44 changes: 44 additions & 0 deletions FirebaseVertexAI/Tests/TestApp/Tests/Integration/IntegrationTests.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,8 @@ final class IntegrationTests: XCTestCase {
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

var vertex: VertexAI!
var model: GenerativeModel!
Expand Down Expand Up @@ -74,6 +76,18 @@ final class IntegrationTests: XCTestCase {

let text = try XCTUnwrap(response.text).trimmingCharacters(in: .whitespacesAndNewlines)
XCTAssertEqual(text, "Mountain View")
let usageMetadata = try XCTUnwrap(response.usageMetadata)
XCTAssertEqual(usageMetadata.promptTokenCount, 21)
XCTAssertEqual(usageMetadata.candidatesTokenCount, 3, accuracy: tokenCountAccuracy)
XCTAssertEqual(usageMetadata.totalTokenCount, 24, accuracy: tokenCountAccuracy)
XCTAssertEqual(usageMetadata.promptTokensDetails.count, 1)
let promptTokensDetails = try XCTUnwrap(usageMetadata.promptTokensDetails.first)
XCTAssertEqual(promptTokensDetails.modality, .text)
XCTAssertEqual(promptTokensDetails.tokenCount, usageMetadata.promptTokenCount)
XCTAssertEqual(usageMetadata.candidatesTokensDetails.count, 1)
let candidatesTokensDetails = try XCTUnwrap(usageMetadata.candidatesTokensDetails.first)
XCTAssertEqual(candidatesTokensDetails.modality, .text)
XCTAssertEqual(candidatesTokensDetails.tokenCount, usageMetadata.candidatesTokenCount)
}

func testGenerateContent_appCheckNotConfigured_shouldFail() async throws {
Expand Down Expand Up @@ -113,6 +127,10 @@ final class IntegrationTests: XCTestCase {

XCTAssertEqual(response.totalTokens, 14)
XCTAssertEqual(response.totalBillableCharacters, 51)
XCTAssertEqual(response.promptTokensDetails.count, 1)
let promptTokensDetails = try XCTUnwrap(response.promptTokensDetails.first)
XCTAssertEqual(promptTokensDetails.modality, .text)
XCTAssertEqual(promptTokensDetails.tokenCount, 14)
}

#if canImport(UIKit)
Expand All @@ -126,6 +144,15 @@ final class IntegrationTests: XCTestCase {

XCTAssertEqual(response.totalTokens, 266)
XCTAssertEqual(response.totalBillableCharacters, 35)
XCTAssertEqual(response.promptTokensDetails.count, 2) // Image prompt + system instruction
let textPromptTokensDetails = try XCTUnwrap(response.promptTokensDetails.first {
$0.modality == .text
}) // System instruction
XCTAssertEqual(textPromptTokensDetails.tokenCount, 8)
let imagePromptTokenDetails = try XCTUnwrap(response.promptTokensDetails.first {
$0.modality == .image
})
XCTAssertEqual(imagePromptTokenDetails.tokenCount, 258)
}
#endif // canImport(UIKit)

Expand All @@ -137,6 +164,15 @@ final class IntegrationTests: XCTestCase {

XCTAssertEqual(response.totalTokens, 266)
XCTAssertEqual(response.totalBillableCharacters, 35)
XCTAssertEqual(response.promptTokensDetails.count, 2) // Image prompt + system instruction
let textPromptTokensDetails = try XCTUnwrap(response.promptTokensDetails.first {
$0.modality == .text
}) // System instruction
XCTAssertEqual(textPromptTokensDetails.tokenCount, 8)
let imagePromptTokenDetails = try XCTUnwrap(response.promptTokensDetails.first {
$0.modality == .image
})
XCTAssertEqual(imagePromptTokenDetails.tokenCount, 258)
}

func testCountTokens_image_fileData_requiresAuth_signedIn() async throws {
Expand Down Expand Up @@ -199,6 +235,10 @@ final class IntegrationTests: XCTestCase {

XCTAssertEqual(response.totalTokens, 24)
XCTAssertEqual(response.totalBillableCharacters, 71)
XCTAssertEqual(response.promptTokensDetails.count, 1)
let promptTokensDetails = try XCTUnwrap(response.promptTokensDetails.first)
XCTAssertEqual(promptTokensDetails.modality, .text)
XCTAssertEqual(promptTokensDetails.tokenCount, 24)
}

func testCountTokens_jsonSchema() async throws {
Expand All @@ -220,6 +260,10 @@ final class IntegrationTests: XCTestCase {

XCTAssertEqual(response.totalTokens, 58)
XCTAssertEqual(response.totalBillableCharacters, 160)
XCTAssertEqual(response.promptTokensDetails.count, 1)
let promptTokensDetails = try XCTUnwrap(response.promptTokensDetails.first)
XCTAssertEqual(promptTokensDetails.modality, .text)
XCTAssertEqual(promptTokensDetails.tokenCount, 58)
}

func testCountTokens_appCheckNotConfigured_shouldFail() async throws {
Expand Down
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