Added the AllTests, UITests, and UnitTests test plans to the Xcode project, connected the AllTests test plan to the Piper scheme.

Piper.xcodeproj/xcshareddata/xcschemes/Piper.xcscheme

@@ -0,0 +1,129 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1600"
+   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 = "46D4BE762CB06ED300FCFB84"
+               BuildableName = "Piper.app"
+               BlueprintName = "Piper"
+               ReferencedContainer = "container:Piper.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <TestPlans>
+         <TestPlanReference
+            reference = "container:Tests/Plans/AllTests.xctestplan"
+            default = "YES">
+         </TestPlanReference>
+      </TestPlans>
+      <Testables>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "46D4BE892CB06ED500FCFB84"
+               BuildableName = "PiperTests.xctest"
+               BlueprintName = "PiperTests"
+               ReferencedContainer = "container:Piper.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "46D4BE932CB06ED500FCFB84"
+               BuildableName = "PiperUITests.xctest"
+               BlueprintName = "PiperUITests"
+               ReferencedContainer = "container:Piper.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "46D4BED32CB07C7A00FCFB84"
+               BuildableName = "UnitTests.xctest"
+               BlueprintName = "UnitTests"
+               ReferencedContainer = "container:Piper.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "46D4BEE12CB07CB600FCFB84"
+               BuildableName = "UITests.xctest"
+               BlueprintName = "UITests"
+               ReferencedContainer = "container:Piper.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </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">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "46D4BE762CB06ED300FCFB84"
+            BuildableName = "Piper.app"
+            BlueprintName = "Piper"
+            ReferencedContainer = "container:Piper.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "46D4BE762CB06ED300FCFB84"
+            BuildableName = "Piper.app"
+            BlueprintName = "Piper"
+            ReferencedContainer = "container:Piper.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Tests/Plans/AllTests.xctestplan

@@ -0,0 +1,31 @@
+{
+  "configurations" : [
+    {
+      "id" : "F4FAED8B-95BF-4DAC-B497-0F0650E4C788",
+      "name" : "Configuration 1",
+      "options" : {
+
+      }
+    }
+  ],
+  "defaultOptions" : {
+    "testTimeoutsEnabled" : true
+  },
+  "testTargets" : [
+    {
+      "target" : {
+        "containerPath" : "container:Piper.xcodeproj",
+        "identifier" : "46D4BED32CB07C7A00FCFB84",
+        "name" : "UnitTests"
+      }
+    },
+    {
+      "target" : {
+        "containerPath" : "container:Piper.xcodeproj",
+        "identifier" : "46D4BEE12CB07CB600FCFB84",
+        "name" : "UITests"
+      }
+    }
+  ],
+  "version" : 1
+}

Tests/Plans/UITests.xctestplan

@@ -0,0 +1,24 @@
+{
+  "configurations" : [
+    {
+      "id" : "12ED8D66-B73D-491B-9EE5-6BD0F56B443F",
+      "name" : "Configuration 1",
+      "options" : {
+
+      }
+    }
+  ],
+  "defaultOptions" : {
+    "testTimeoutsEnabled" : true
+  },
+  "testTargets" : [
+    {
+      "target" : {
+        "containerPath" : "container:Piper.xcodeproj",
+        "identifier" : "46D4BEE12CB07CB600FCFB84",
+        "name" : "UITests"
+      }
+    }
+  ],
+  "version" : 1
+}

Tests/Plans/UnitTests.xctestplan

@@ -0,0 +1,24 @@
+{
+  "configurations" : [
+    {
+      "id" : "F760EDE2-26F9-4002-966D-BB3D60BA2764",
+      "name" : "Configuration 1",
+      "options" : {
+
+      }
+    }
+  ],
+  "defaultOptions" : {
+    "testTimeoutsEnabled" : true
+  },
+  "testTargets" : [
+    {
+      "target" : {
+        "containerPath" : "container:Piper.xcodeproj",
+        "identifier" : "46D4BED32CB07C7A00FCFB84",
+        "name" : "UnitTests"
+      }
+    }
+  ],
+  "version" : 1
+}