Adds view model creation performance tests

Author: Ernesto Carrión

WooCommerce/WooCommerce.xcodeproj/xcshareddata/xcbaselines/B56DB3DC2049BFAA00D4AA8E.xcbaseline/1106C823-AE63-4DFC-B3B6-09B6413DA78A.plist

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>classNames</key>
+	<dict>
+		<key>ProductCategoryViewModelBuilderTests</key>
+		<dict>
+			<key>testViewModelGenerationTimeWithFromBigSetOfCategories()</key>
+			<dict>
+				<key>com.apple.XCTPerformanceMetric_WallClockTime</key>
+				<dict>
+					<key>baselineAverage</key>
+					<real>0.0793</real>
+					<key>baselineIntegrationDisplayName</key>
+					<string>Local Baseline</string>
+				</dict>
+			</dict>
+		</dict>
+	</dict>
+</dict>
+</plist>

WooCommerce/WooCommerce.xcodeproj/xcshareddata/xcbaselines/B56DB3DC2049BFAA00D4AA8E.xcbaseline/Info.plist

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>runDestinationsByUUID</key>
+	<dict>
+		<key>1106C823-AE63-4DFC-B3B6-09B6413DA78A</key>
+		<dict>
+			<key>localComputer</key>
+			<dict>
+				<key>busSpeedInMHz</key>
+				<integer>100</integer>
+				<key>cpuCount</key>
+				<integer>1</integer>
+				<key>cpuKind</key>
+				<string>Dual-Core Intel Core i7</string>
+				<key>cpuSpeedInMHz</key>
+				<integer>3500</integer>
+				<key>logicalCPUCoresPerPackage</key>
+				<integer>4</integer>
+				<key>modelCode</key>
+				<string>MacBookPro14,2</string>
+				<key>physicalCPUCoresPerPackage</key>
+				<integer>2</integer>
+				<key>platformIdentifier</key>
+				<string>com.apple.platform.macosx</string>
+			</dict>
+			<key>targetArchitecture</key>
+			<string>x86_64</string>
+			<key>targetDevice</key>
+			<dict>
+				<key>modelCode</key>
+				<string>iPhone12,1</string>
+				<key>platformIdentifier</key>
+				<string>com.apple.platform.iphonesimulator</string>
+			</dict>
+		</dict>
+	</dict>
+</dict>
+</plist>

WooCommerce/WooCommerceTests/ViewRelated/Products/Edit Product/Categories/ProductCategoryViewModelBuilderTests.swift

@@ -108,6 +108,17 @@ final class ProductCategoryViewModelBuilderTests: XCTestCase {
         let selectedViewModelsNames = viewModels.filter { $0.isSelected }.map { $0.name }
         XCTAssertEqual(selectedCategoryNames, selectedViewModelsNames)
     }
+
+    func testViewModelGenerationTimeWithFromBigSetOfCategories() {
+        let rootCategories = sampleCategories(initialID: 1, count: 1000)
+        let subCategories1 = sampleCategories(initialID: 1001, parentID: 5, count: 500)
+        let subCategories2 = sampleCategories(initialID: 1601, parentID: 13, count: 300)
+        let selectedCategories = sampleCategories(initialID: 1100, parentID: 5, count: 100)
+        let allCategories = rootCategories + subCategories1 + subCategories2
+        measure {
+            _ = ProductCategoryListViewModel.CellViewModelBuilder.viewModels(from: allCategories, selectedCategories: selectedCategories)
+        }
+    }
 }
 
 // MARK: Helpers