test(image): Migrate specs to Swift Testing

Package.swift

@@ -18,6 +18,7 @@ if isTestingEnabled {
             "Nimble",
         ], resources: [
             .copy("resources/sample.pdf"),
+            .copy("resources/image-fixture.jpg"),
         ]),
         .testTarget(name: "TPPDFIntegrationTests", dependencies: [
             "TPPDF",

Tests/TPPDFTests/Image/PDFImageEquatableTests.swift

@@ -0,0 +1,55 @@
+//
+//  PDFImageEquatableTests.swift
+//  TPPDF
+//
+//  Created by Philip Niedertscheider on 11.12.2017.
+//  Copyright © 2016-2026 techprimate GmbH. All rights reserved.
+//
+
+import CoreGraphics
+import Foundation
+import Testing
+@testable import TPPDF
+
+struct PDFImageEquatableTests {
+    @Test func imagesWithSameSettingsAreEqual() throws {
+        // Arrange
+        let url = try #require(Bundle.module.url(forResource: "image-fixture", withExtension: "jpg"))
+        let image = try #require(Image(data: Data(contentsOf: url)))
+        let caption = PDFSimpleText(text: "EXAMPLE")
+        let size = CGSize(width: 100, height: 100)
+        let pdfImage = PDFImage(image: image, caption: caption, size: size, sizeFit: .height, quality: 0.9)
+        let otherImage = PDFImage(image: image, caption: caption, size: size, sizeFit: .height, quality: 0.9)
+
+        // Act
+        let isEqual = pdfImage == otherImage
+
+        // Assert
+        #expect(isEqual)
+    }
+
+    @Test(arguments: ["image", "caption", "missingCaption", "size", "sizeFit", "quality"])
+    func imagesWithDifferentSettingsAreUnequal(property: String) throws {
+        // Arrange
+        let url = try #require(Bundle.module.url(forResource: "image-fixture", withExtension: "jpg"))
+        let image = try #require(Image(data: Data(contentsOf: url)))
+        let caption = PDFSimpleText(text: "EXAMPLE")
+        let size = CGSize(width: 100, height: 100)
+        let pdfImage = PDFImage(image: image, caption: caption, size: size, sizeFit: .height, quality: 0.9)
+        let otherImage = PDFImage(image: image, caption: caption, size: size, sizeFit: .height, quality: 0.9)
+        switch property {
+        case "image": otherImage.image = Image()
+        case "caption": otherImage.caption = PDFSimpleText(text: "DIFFERENT")
+        case "missingCaption": otherImage.caption = nil
+        case "size": otherImage.size = CGSize(width: 20, height: 30)
+        case "sizeFit": otherImage.sizeFit = .width
+        default: otherImage.quality = 0.3
+        }
+
+        // Act
+        let isEqual = pdfImage == otherImage
+
+        // Assert
+        #expect(!isEqual)
+    }
+}

Tests/TPPDFTests/Image/PDFImageSizeFitTests.swift

@@ -0,0 +1,26 @@
+//
+//  PDFImageSizeFitTests.swift
+//  TPPDF
+//
+//  Created by Philip Niedertscheider on 11.13.2017.
+//  Copyright © 2016-2026 techprimate GmbH. All rights reserved.
+//
+
+import Testing
+@testable import TPPDF
+
+struct PDFImageSizeFitTests {
+    @Test(arguments: [0, 1, 2])
+    func initializingImagePreservesEachFittingMode(modeIndex: Int) {
+        // Arrange
+        let fittingModes: [PDFImageSizeFit] = [.width, .height, .widthHeight]
+        let fittingMode = fittingModes[modeIndex]
+        let image = Image()
+
+        // Act
+        let pdfImage = PDFImage(image: image, sizeFit: fittingMode)
+
+        // Assert
+        #expect(pdfImage.sizeFit == fittingMode)
+    }
+}

Tests/TPPDFTests/Image/PDFImageTests.swift

@@ -0,0 +1,54 @@
+//
+//  PDFImageTests.swift
+//  TPPDF
+//
+//  Created by Philip Niedertscheider on 11.12.2017.
+//  Copyright © 2016-2026 techprimate GmbH. All rights reserved.
+//
+
+import CoreGraphics
+import Foundation
+import Testing
+@testable import TPPDF
+
+struct PDFImageTests {
+    @Test func initializingWithOnlyImageUsesDefaultSettings() throws {
+        // Arrange
+        let url = try #require(Bundle.module.url(forResource: "image-fixture", withExtension: "jpg"))
+        let image = try #require(Image(data: Data(contentsOf: url)))
+
+        // Act
+        let pdfImage = PDFImage(image: image)
+
+        // Assert
+        #expect(pdfImage.image == image)
+        #expect(pdfImage.caption == nil)
+        #expect(pdfImage.sizeFit == .widthHeight)
+        #expect(pdfImage.quality == 0.85)
+        #expect(pdfImage.options == [.resize, .compress])
+    }
+
+    @Test func initializingWithCustomSettingsPreservesAllValues() throws {
+        // Arrange
+        let url = try #require(Bundle.module.url(forResource: "image-fixture", withExtension: "jpg"))
+        let image = try #require(Image(data: Data(contentsOf: url)))
+        let caption = PDFSimpleText(text: "EXAMPLE")
+        let size = CGSize(width: 100, height: 100)
+        let fittingMode = PDFImageSizeFit.height
+        let quality: CGFloat = 0.9
+        let options: PDFImageOptions = [.resize]
+
+        // Act
+        let pdfImage = PDFImage(
+            image: image, caption: caption, size: size, sizeFit: fittingMode, quality: quality, options: options
+        )
+
+        // Assert
+        #expect(pdfImage.image == image)
+        #expect(pdfImage.caption as? PDFSimpleText == caption)
+        #expect(pdfImage.size == size)
+        #expect(pdfImage.sizeFit == fittingMode)
+        #expect(pdfImage.quality == quality)
+        #expect(pdfImage.options == options)
+    }
+}