Feat/randomizing & parallelizing tests, code coverage, testing in integration with the backend, and automating a continuous integration (ci) pipeline

.github/workflows/.github/workflows/CI.yml

@@ -0,0 +1,32 @@
+name: CI-macOS
+
+# Controls when the action will run. 
+# Triggers the workflow on pull request events but only for the master branch.
+on:
+  push:
+    branches: [ "develop" ]
+  pull_request:
+    branches: [ "develop" ]
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build-and-test"
+  build-and-test:
+    # The type of runner that the job will run on
+    runs-on: macos-latest
+
+    timeout-minutes: 8
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+    # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+    - uses: actions/checkout@v4
+
+    - name: Select Xcode
+      run: sudo xcode-select -switch /Applications/Xcode_16.4.app
+
+    - name: Xcode version
+      run: /usr/bin/xcodebuild -version
+
+    - name: Build and Test
+      run: xcodebuild clean build test -project EssentialFeed/EssentialFeed.xcodeproj -scheme "CI_macOS" CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO -sdk macosx -destination "platform=macOS" ONLY_ACTIVE_ARCH=YES

EssentialFeed/CI.xctestplan

@@ -0,0 +1,39 @@
+{
+  "configurations" : [
+    {
+      "id" : "AC0E7322-42B7-4363-8F3B-6F336365CFB3",
+      "name" : "Test Scheme Action",
+      "options" : {
+
+      }
+    }
+  ],
+  "defaultOptions" : {
+    "codeCoverage" : {
+      "targets" : [
+        {
+          "containerPath" : "container:EssentialFeed.xcodeproj",
+          "identifier" : "080EDEF021B6DA7E00813479",
+          "name" : "EssentialFeed"
+        }
+      ]
+    }
+  },
+  "testTargets" : [
+    {
+      "target" : {
+        "containerPath" : "container:EssentialFeed.xcodeproj",
+        "identifier" : "AFCCD9642D87A9BC003221BE",
+        "name" : "EssentialFeedAPIEndToEndTests"
+      }
+    },
+    {
+      "target" : {
+        "containerPath" : "container:EssentialFeed.xcodeproj",
+        "identifier" : "080EDEF921B6DA7E00813479",
+        "name" : "EssentialFeedTests"
+      }
+    }
+  ],
+  "version" : 1
+}

EssentialFeed/EssentialFeed.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 55;
+	objectVersion = 70;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -15,6 +15,8 @@
 		AF9074A52D1D7AA70083835F /* RemoteFeedLoaderTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = AF9074A42D1D7AA70083835F /* RemoteFeedLoaderTests.swift */; };
 		AFAE6E0E2D862C2100AE2724 /* XCTestCase+MemoryLeakTracking.swift in Sources */ = {isa = PBXBuildFile; fileRef = AFAE6E0D2D862C2100AE2724 /* XCTestCase+MemoryLeakTracking.swift */; };
 		AFCCD9602D87A3EC003221BE /* URLSessionHTTPClient.swift in Sources */ = {isa = PBXBuildFile; fileRef = AFCCD95F2D87A3EC003221BE /* URLSessionHTTPClient.swift */; };
+		AFCCD9692D87A9BC003221BE /* EssentialFeed.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 080EDEF121B6DA7E00813479 /* EssentialFeed.framework */; };
+		AFCCD96F2D87B019003221BE /* XCTestCase+MemoryLeakTracking.swift in Sources */ = {isa = PBXBuildFile; fileRef = AFAE6E0D2D862C2100AE2724 /* XCTestCase+MemoryLeakTracking.swift */; };
 		AFFE11122D2358ED00B44DEB /* HTTPClient.swift in Sources */ = {isa = PBXBuildFile; fileRef = AFFE11112D2358ED00B44DEB /* HTTPClient.swift */; };
 		AFFE11142D2359EE00B44DEB /* FeedItemsMapper.swift in Sources */ = {isa = PBXBuildFile; fileRef = AFFE11132D2359EE00B44DEB /* FeedItemsMapper.swift */; };
 /* End PBXBuildFile section */
@@ -27,6 +29,13 @@
 			remoteGlobalIDString = 080EDEF021B6DA7E00813479;
 			remoteInfo = EssentialFeed;
 		};
+		AFCCD96A2D87A9BC003221BE /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = 080EDEE821B6DA7E00813479 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = 080EDEF021B6DA7E00813479;
+			remoteInfo = EssentialFeed;
+		};
 /* End PBXContainerItemProxy section */
 
 /* Begin PBXFileReference section */
@@ -41,11 +50,17 @@
 		AF9074A32D1D7AA70083835F /* EssentialFeedTests-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "EssentialFeedTests-Bridging-Header.h"; sourceTree = "<group>"; };
 		AF9074A42D1D7AA70083835F /* RemoteFeedLoaderTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RemoteFeedLoaderTests.swift; sourceTree = "<group>"; };
 		AFAE6E0D2D862C2100AE2724 /* XCTestCase+MemoryLeakTracking.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "XCTestCase+MemoryLeakTracking.swift"; sourceTree = "<group>"; };
+		AFB964AD2E395E750098D10F /* CI.xctestplan */ = {isa = PBXFileReference; lastKnownFileType = text; path = CI.xctestplan; sourceTree = "<group>"; };
 		AFCCD95F2D87A3EC003221BE /* URLSessionHTTPClient.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = URLSessionHTTPClient.swift; sourceTree = "<group>"; };
+		AFCCD9652D87A9BC003221BE /* EssentialFeedAPIEndToEndTests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = EssentialFeedAPIEndToEndTests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		AFFE11112D2358ED00B44DEB /* HTTPClient.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HTTPClient.swift; sourceTree = "<group>"; };
 		AFFE11132D2359EE00B44DEB /* FeedItemsMapper.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FeedItemsMapper.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
+/* Begin PBXFileSystemSynchronizedRootGroup section */
+		AFCCD9662D87A9BC003221BE /* EssentialFeedAPIEndToEndTests */ = {isa = PBXFileSystemSynchronizedRootGroup; explicitFileTypes = {}; explicitFolders = (); path = EssentialFeedAPIEndToEndTests; sourceTree = "<group>"; };
+/* End PBXFileSystemSynchronizedRootGroup section */
+
 /* Begin PBXFrameworksBuildPhase section */
 		080EDEEE21B6DA7E00813479 /* Frameworks */ = {
 			isa = PBXFrameworksBuildPhase;
@@ -62,14 +77,24 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		AFCCD9622D87A9BC003221BE /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				AFCCD9692D87A9BC003221BE /* EssentialFeed.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
 		080EDEE721B6DA7E00813479 = {
 			isa = PBXGroup;
 			children = (
+				AFB964AD2E395E750098D10F /* CI.xctestplan */,
 				080EDEF321B6DA7E00813479 /* EssentialFeed */,
 				080EDEFE21B6DA7E00813479 /* EssentialFeedTests */,
+				AFCCD9662D87A9BC003221BE /* EssentialFeedAPIEndToEndTests */,
 				080EDEF221B6DA7E00813479 /* Products */,
 			);
 			sourceTree = "<group>";
@@ -79,6 +104,7 @@
 			children = (
 				080EDEF121B6DA7E00813479 /* EssentialFeed.framework */,
 				080EDEFA21B6DA7E00813479 /* EssentialFeedTests.xctest */,
+				AFCCD9652D87A9BC003221BE /* EssentialFeedAPIEndToEndTests.xctest */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -190,14 +216,37 @@
 			productReference = 080EDEFA21B6DA7E00813479 /* EssentialFeedTests.xctest */;
 			productType = "com.apple.product-type.bundle.unit-test";
 		};
+		AFCCD9642D87A9BC003221BE /* EssentialFeedAPIEndToEndTests */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = AFCCD96E2D87A9BC003221BE /* Build configuration list for PBXNativeTarget "EssentialFeedAPIEndToEndTests" */;
+			buildPhases = (
+				AFCCD9612D87A9BC003221BE /* Sources */,
+				AFCCD9622D87A9BC003221BE /* Frameworks */,
+				AFCCD9632D87A9BC003221BE /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+				AFCCD96B2D87A9BC003221BE /* PBXTargetDependency */,
+			);
+			fileSystemSynchronizedGroups = (
+				AFCCD9662D87A9BC003221BE /* EssentialFeedAPIEndToEndTests */,
+			);
+			name = EssentialFeedAPIEndToEndTests;
+			packageProductDependencies = (
+			);
+			productName = EssentialFeedAPIEndToEndTests;
+			productReference = AFCCD9652D87A9BC003221BE /* EssentialFeedAPIEndToEndTests.xctest */;
+			productType = "com.apple.product-type.bundle.unit-test";
+		};
 /* End PBXNativeTarget section */
 
 /* Begin PBXProject section */
 		080EDEE821B6DA7E00813479 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
 				BuildIndependentTargetsInParallel = YES;
-				LastSwiftUpdateCheck = 1010;
+				LastSwiftUpdateCheck = 1640;
 				LastUpgradeCheck = 1600;
 				ORGANIZATIONNAME = "";
 				TargetAttributes = {
@@ -209,6 +258,9 @@
 						CreatedOnToolsVersion = 10.1;
 						LastSwiftMigration = 1620;
 					};
+					AFCCD9642D87A9BC003221BE = {
+						CreatedOnToolsVersion = 16.2;
+					};
 				};
 			};
 			buildConfigurationList = 080EDEEB21B6DA7E00813479 /* Build configuration list for PBXProject "EssentialFeed" */;
@@ -226,6 +278,7 @@
 			targets = (
 				080EDEF021B6DA7E00813479 /* EssentialFeed */,
 				080EDEF921B6DA7E00813479 /* EssentialFeedTests */,
+				AFCCD9642D87A9BC003221BE /* EssentialFeedAPIEndToEndTests */,
 			);
 		};
 /* End PBXProject section */
@@ -245,6 +298,13 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		AFCCD9632D87A9BC003221BE /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXSourcesBuildPhase section */
@@ -271,6 +331,14 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		AFCCD9612D87A9BC003221BE /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				AFCCD96F2D87B019003221BE /* XCTestCase+MemoryLeakTracking.swift in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXSourcesBuildPhase section */
 
 /* Begin PBXTargetDependency section */
@@ -279,6 +347,11 @@
 			target = 080EDEF021B6DA7E00813479 /* EssentialFeed */;
 			targetProxy = 080EDEFC21B6DA7E00813479 /* PBXContainerItemProxy */;
 		};
+		AFCCD96B2D87A9BC003221BE /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = 080EDEF021B6DA7E00813479 /* EssentialFeed */;
+			targetProxy = AFCCD96A2D87A9BC003221BE /* PBXContainerItemProxy */;
+		};
 /* End PBXTargetDependency section */
 
 /* Begin XCBuildConfiguration section */
@@ -519,6 +592,45 @@
 			};
 			name = Release;
 		};
+		AFCCD96C2D87A9BC003221BE /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = KM569NM77P;
+				GCC_C_LANGUAGE_STANDARD = gnu17;
+				GENERATE_INFOPLIST_FILE = YES;
+				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
+				MACOSX_DEPLOYMENT_TARGET = 15.2;
+				MARKETING_VERSION = 1.0;
+				PRODUCT_BUNDLE_IDENTIFIER = com.Obada.EssentialFeedAPIEndToEndTests;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "DEBUG $(inherited)";
+				SWIFT_EMIT_LOC_STRINGS = NO;
+				SWIFT_VERSION = 5.0;
+			};
+			name = Debug;
+		};
+		AFCCD96D2D87A9BC003221BE /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
+				CODE_SIGN_STYLE = Automatic;
+				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = KM569NM77P;
+				GCC_C_LANGUAGE_STANDARD = gnu17;
+				GENERATE_INFOPLIST_FILE = YES;
+				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
+				MACOSX_DEPLOYMENT_TARGET = 15.2;
+				MARKETING_VERSION = 1.0;
+				PRODUCT_BUNDLE_IDENTIFIER = com.Obada.EssentialFeedAPIEndToEndTests;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_EMIT_LOC_STRINGS = NO;
+				SWIFT_VERSION = 5.0;
+			};
+			name = Release;
+		};
 /* End XCBuildConfiguration section */
 
 /* Begin XCConfigurationList section */
@@ -549,6 +661,15 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
+		AFCCD96E2D87A9BC003221BE /* Build configuration list for PBXNativeTarget "EssentialFeedAPIEndToEndTests" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				AFCCD96C2D87A9BC003221BE /* Debug */,
+				AFCCD96D2D87A9BC003221BE /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
 /* End XCConfigurationList section */
 	};
 	rootObject = 080EDEE821B6DA7E00813479 /* Project object */;

EssentialFeed/EssentialFeed.xcodeproj/xcshareddata/xcschemes/CI.xcscheme

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1640"
+   version = "1.7">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES"
+      buildArchitectures = "Automatic">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "080EDEF021B6DA7E00813479"
+               BuildableName = "EssentialFeed.framework"
+               BlueprintName = "EssentialFeed"
+               ReferencedContainer = "container:EssentialFeed.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <TestPlans>
+         <TestPlanReference
+            reference = "container:CI.xctestplan"
+            default = "YES">
+         </TestPlanReference>
+      </TestPlans>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "080EDEF021B6DA7E00813479"
+            BuildableName = "EssentialFeed.framework"
+            BlueprintName = "EssentialFeed"
+            ReferencedContainer = "container:EssentialFeed.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>