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| 1 | +// Copyright 2025 Google LLC |
| 2 | +// |
| 3 | +// Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | +// you may not use this file except in compliance with the License. |
| 5 | +// You may obtain a copy of the License at |
| 6 | +// |
| 7 | +// http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | +// |
| 9 | +// Unless required by applicable law or agreed to in writing, software |
| 10 | +// distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | +// See the License for the specific language governing permissions and |
| 13 | +// limitations under the License. |
| 14 | + |
| 15 | +import FirebaseVertexAI |
| 16 | +import XCTest |
| 17 | + |
| 18 | +@available(iOS 15.0, macOS 12.0, macCatalyst 15.0, tvOS 15.0, watchOS 8.0, *) |
| 19 | +final class GenerateContentResponseTests: XCTestCase { |
| 20 | + // MARK: - GenerateContentResponse Computed Properties |
| 21 | + |
| 22 | + func testGenerateContentResponse_inlineDataParts_success() throws { |
| 23 | + let imageData = Data("sample image data".utf8) |
| 24 | + let inlineDataPart = InlineDataPart(data: imageData, mimeType: "image/png") |
| 25 | + let textPart = TextPart("This is the text part.") |
| 26 | + let modelContent = ModelContent(parts: [textPart, inlineDataPart]) |
| 27 | + let candidate = Candidate( |
| 28 | + content: modelContent, |
| 29 | + safetyRatings: [], |
| 30 | + finishReason: nil, |
| 31 | + citationMetadata: nil |
| 32 | + ) |
| 33 | + let response = GenerateContentResponse(candidates: [candidate]) |
| 34 | + |
| 35 | + let inlineParts = response.inlineDataParts |
| 36 | + |
| 37 | + XCTAssertFalse(inlineParts.isEmpty, "inlineDataParts should not be empty.") |
| 38 | + XCTAssertEqual(inlineParts.count, 1, "There should be exactly one InlineDataPart.") |
| 39 | + let firstInlinePart = try XCTUnwrap(inlineParts.first, "Could not get the first inline part.") |
| 40 | + XCTAssertEqual(firstInlinePart.mimeType, inlineDataPart.mimeType, "MimeType should match.") |
| 41 | + XCTAssertEqual(firstInlinePart.data, imageData) |
| 42 | + XCTAssertEqual(response.text, textPart.text) |
| 43 | + XCTAssertTrue(response.functionCalls.isEmpty, "functionCalls should be empty.") |
| 44 | + } |
| 45 | + |
| 46 | + func testGenerateContentResponse_inlineDataParts_multipleInlineDataParts_success() throws { |
| 47 | + let imageData1 = Data("sample image data 1".utf8) |
| 48 | + let inlineDataPart1 = InlineDataPart(data: imageData1, mimeType: "image/png") |
| 49 | + let imageData2 = Data("sample image data 2".utf8) |
| 50 | + let inlineDataPart2 = InlineDataPart(data: imageData2, mimeType: "image/jpeg") |
| 51 | + let modelContent = ModelContent(parts: [inlineDataPart1, inlineDataPart2]) |
| 52 | + let candidate = Candidate( |
| 53 | + content: modelContent, |
| 54 | + safetyRatings: [], |
| 55 | + finishReason: nil, |
| 56 | + citationMetadata: nil |
| 57 | + ) |
| 58 | + let response = GenerateContentResponse(candidates: [candidate]) |
| 59 | + |
| 60 | + let inlineParts = response.inlineDataParts |
| 61 | + |
| 62 | + XCTAssertFalse(inlineParts.isEmpty, "inlineDataParts should not be empty.") |
| 63 | + XCTAssertEqual(inlineParts.count, 2, "There should be exactly two InlineDataParts.") |
| 64 | + let firstInlinePart = try XCTUnwrap(inlineParts.first, "Could not get the first inline part.") |
| 65 | + XCTAssertEqual(firstInlinePart.mimeType, inlineDataPart1.mimeType, "MimeType should match.") |
| 66 | + XCTAssertEqual(firstInlinePart.data, imageData1) |
| 67 | + let secondInlinePart = try XCTUnwrap(inlineParts.last, "Could not get the second inline part.") |
| 68 | + XCTAssertEqual(secondInlinePart.mimeType, inlineDataPart2.mimeType, "MimeType should match.") |
| 69 | + XCTAssertEqual(secondInlinePart.data, imageData2) |
| 70 | + XCTAssertNil(response.text) |
| 71 | + XCTAssertTrue(response.functionCalls.isEmpty, "functionCalls should be empty.") |
| 72 | + } |
| 73 | + |
| 74 | + func testGenerateContentResponse_inlineDataParts_noInlineData() throws { |
| 75 | + let textPart = TextPart("This is the text part.") |
| 76 | + let functionCallPart = FunctionCallPart(name: "testFunc", args: [:]) |
| 77 | + let modelContent = ModelContent(parts: [textPart, functionCallPart]) |
| 78 | + let candidate = Candidate( |
| 79 | + content: modelContent, |
| 80 | + safetyRatings: [], |
| 81 | + finishReason: nil, |
| 82 | + citationMetadata: nil |
| 83 | + ) |
| 84 | + let response = GenerateContentResponse(candidates: [candidate]) |
| 85 | + |
| 86 | + let inlineParts = response.inlineDataParts |
| 87 | + |
| 88 | + XCTAssertTrue(inlineParts.isEmpty, "inlineDataParts should be empty.") |
| 89 | + XCTAssertEqual(response.text, "This is the text part.") |
| 90 | + XCTAssertEqual(response.functionCalls.count, 1) |
| 91 | + XCTAssertEqual(response.functionCalls.first?.name, "testFunc") |
| 92 | + } |
| 93 | + |
| 94 | + func testGenerateContentResponse_inlineDataParts_noCandidates() throws { |
| 95 | + let response = GenerateContentResponse(candidates: []) |
| 96 | + |
| 97 | + let inlineParts = response.inlineDataParts |
| 98 | + |
| 99 | + XCTAssertTrue( |
| 100 | + inlineParts.isEmpty, |
| 101 | + "inlineDataParts should be empty when there are no candidates." |
| 102 | + ) |
| 103 | + XCTAssertNil(response.text, "Text should be nil when there are no candidates.") |
| 104 | + XCTAssertTrue( |
| 105 | + response.functionCalls.isEmpty, |
| 106 | + "functionCalls should be empty when there are no candidates." |
| 107 | + ) |
| 108 | + } |
| 109 | +} |
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