DOCS: Move hardcoded code examples to testable files

Packages/com.unity.inputsystem/DocCodeSamples.Tests/AboutProjectWideActions.cs

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+using UnityEngine;
+using UnityEngine.InputSystem;
+
+public class AboutProjectWideActions : MonoBehaviour
+{
+    void Start()
+    {
+        #region about-project-wide-actions
+        InputSystem.actions.FindAction("Move");
+        #endregion
+    }
+}

Packages/com.unity.inputsystem/DocCodeSamples.Tests/BindingConflicts.cs

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+using UnityEngine;
+using UnityEngine.InputSystem;
+
+class BindingConflictsExample : InputTestFixture
+{
+    public void Example()
+    {
+        #region bindingConflicts
+        // Create two actions in the same map.
+        var map = new InputActionMap();
+        var bAction = map.AddAction("B");
+        var shiftbAction = map.AddAction("ShiftB");
+
+        // Bind one of the actions to 'B' and the other to 'SHIFT+B'.
+        bAction.AddBinding("<Keyboard>/b");
+        shiftbAction.AddCompositeBinding("OneModifier")
+            .With("Modifier", "<Keyboard>/shift")
+            .With("Binding", "<Keyboard>/b");
+
+        // Print something to the console when the actions are triggered.
+        bAction.performed += _ => Debug.Log("B action performed");
+        shiftbAction.performed += _ => Debug.Log("SHIFT+B action performed");
+
+        // Start listening to input.
+        map.Enable();
+
+        // Now, let's assume the left shift key on the keyboard is pressed (here, we manually
+        // press it with the InputTestFixture API).
+        Press(Keyboard.current.leftShiftKey);
+
+        // And then the B is pressed. This is a valid input for both
+        // bAction as well as shiftbAction.
+        //
+        // What will happen now is that shiftbAction will do its processing first. In response,
+        // it will *perform* the action (That is, we see the `performed` callback being invoked) and
+        // thus "consume" the input. bAction will stay silent as it will in turn be skipped over.
+        Press(Keyboard.bKey);
+        #endregion
+    }
+}

Packages/com.unity.inputsystem/DocCodeSamples.Tests/ConfigureInputfromCode.cs

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+namespace DocCodeSamples.Tests
+{
+    #region declaration
+    using UnityEngine;
+    using UnityEngine.InputSystem;
+
+    public class ExampleScript : MonoBehaviour
+    {
+        public InputAction move;
+        public InputAction jump;
+    }
+    #endregion
+
+    class ConfigureInputfromCode : MonoBehaviour
+    {
+        const string json = @"
+        {
+            ""maps"" : [
+                {
+                    ""name"" : ""gameplay"",
+                    ""actions"" : [
+                        { ""name"" : ""fire"", ""type"" : ""button"" }
+                    ]
+                }
+            ]
+        }";
+
+        void ConfigureFromJsonExample()
+        {
+            #region configurefromjson
+            // Load a set of action maps from JSON.
+            var maps = InputActionMap.FromJson(json);
+
+            // Load an entire InputActionAsset from JSON.
+            var asset = InputActionAsset.FromJson(json);
+            #endregion
+        }
+
+        void Start()
+        {
+            #region configurefromcode
+            {
+                // Create free-standing actions.
+                var lookAction = new InputAction("look", binding: "<Gamepad>/leftStick");
+                var moveAction = new InputAction("move", binding: "<Gamepad>/rightStick");
+
+                moveAction.AddCompositeBinding("1DAxis")
+                    .With("Left", "<Keyboard>/a")
+                    .With("Right", "<Keyboard>/d");
+            }
+
+            {
+                // Create an action map with actions.
+                var map = new InputActionMap("Gameplay");
+                var lookAction = map.AddAction("look");
+                lookAction.AddBinding("<Gamepad>/leftStick");
+            }
+
+            {
+                // Create an action asset.
+                var asset = ScriptableObject.CreateInstance<InputActionAsset>();
+                var gameplayMap = new InputActionMap("gameplay");
+                asset.AddActionMap(gameplayMap);
+                var lookAction = gameplayMap.AddAction("look", "<Gamepad>/leftStick");
+            }
+            #endregion
+        }
+    }
+}

Packages/com.unity.inputsystem/DocCodeSamples.Tests/ControlActuation.cs

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+using UnityEngine;
+using UnityEngine.InputSystem;
+
+class ControlActuation : MonoBehaviour
+{
+    void Example(){
+
+    #region actuation
+    // Check if leftStick is currently actuated.
+    if (Gamepad.current.leftStick.IsActuated())
+        Debug.Log("Left Stick is actuated");
+    #endregion
+
+    #region actuation2
+    // Check if left stick is actuated more than a quarter of its motion range.
+    if (Gamepad.current.leftStick.EvaluateMagnitude() > 0.25f)
+        Debug.Log("Left Stick actuated past 25%");
+    #endregion
+
+    }
+
+}

Packages/com.unity.inputsystem/DocCodeSamples.Tests/ControlPaths.cs

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+using System.Linq;
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+class ControlPathsExample
+{
+    void Example()
+    {
+        #region parse
+        var parsed = InputControlPath.Parse("<XRController>{LeftHand}/trigger").ToArray();
+
+        Debug.Log(parsed.Length); // Prints 2.
+        Debug.Log(parsed[0].layout); // Prints "XRController".
+        Debug.Log(parsed[0].name); // Prints an empty string.
+        Debug.Log(parsed[0].usages.First()); // Prints "LeftHand".
+        Debug.Log(parsed[1].layout); // Prints null.
+        Debug.Log(parsed[1].name); // Prints "trigger".
+        #endregion
+
+        #region findcontrols
+        var gamepad = Gamepad.all[0];
+        var leftStickX = gamepad["leftStick/x"];
+        var submitButton = gamepad["{Submit}"];
+        var allSubmitButtons = InputSystem.FindControls("*/{Submit}");
+        #endregion
+    }
+}

Packages/com.unity.inputsystem/DocCodeSamples.Tests/CustomProcessors.cs

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+using UnityEngine;
+using UnityEditor;
+using UnityEngine.InputSystem;
+using UnityEngine.InputSystem.Editor;
+
+namespace DocCodeSamples.Tests
+{
+    #region registernewprocessor
+    #if UNITY_EDITOR
+    [InitializeOnLoad]
+    #endif
+    public class MyValueShiftProcessor : InputProcessor<float>
+    {
+        #if UNITY_EDITOR
+        static MyValueShiftProcessor()
+        {
+            Initialize();
+        }
+        #endif
+
+        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)]
+        static void Initialize()
+        {
+            InputSystem.RegisterProcessor<MyValueShiftProcessor>();
+        }
+
+        //...
+    }
+    #endregion
+
+    class ProcessorExamples: MonoBehaviour
+    {
+        void Start()
+        {
+            #region inputactionwithprocessor
+            var action = new InputAction(processors: "myvalueshift(valueShift=2.3)");
+            #endregion
+        }
+
+        void ConfigureProcessorBinding()
+        {
+            #region processorbindings
+            var action = new InputAction();
+            action.AddBinding("<Gamepad>/leftStick")
+            .WithProcessor("invertVector2(invertX=false)");
+            #endregion
+        }
+
+        void AddProcessor()
+        {
+            #region addprocessor
+            var action = new InputAction(processors: "invertVector2(invertX=false)");
+            #endregion
+        }
+    }
+}

Packages/com.unity.inputsystem/DocCodeSamples.Tests/DefaultActions.cs

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+using UnityEngine;
+using UnityEngine.InputSystem;
+
+public class DefaultActions : MonoBehaviour
+{
+    #region default-actions
+    void Start()
+    {
+        // Create an instance of the default actions.
+        var actions = new DefaultInputActions();
+        actions.Player.Look.performed += OnLook;
+        actions.Player.Move.performed += OnMove;
+        actions.Enable();
+    }
+    #endregion
+
+    void OnLook(InputAction.CallbackContext context)
+    {
+        // your look code here
+    }
+
+    void OnMove(InputAction.CallbackContext context)
+    {
+        // your move code here
+    }
+}

Packages/com.unity.inputsystem/DocCodeSamples.Tests/GenerateCsApiFromActions.cs

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+using UnityEngine;
+using UnityEngine.InputSystem;
+
+// IGameplayActions is an interface generated from the newly added "gameplay"
+// action map, triggered by the "Generate Interfaces" checkbox. Note that if
+// you change the default values for the action map, the name of the interface
+// will be different.
+
+public class MyPlayerScript : MonoBehaviour, IGameplayActions
+{
+    // MyPlayerControls is the C# class that Unity generated.
+    // It encapsulates the data from the .inputactions asset we created
+    // and automatically looks up all the maps and actions for us.
+    MyPlayerControls controls;
+
+    public void OnEnable()
+    {
+        if (controls == null)
+        {
+            controls = new MyPlayerControls();
+            // Tell the "gameplay" action map that we want to be
+            // notified when actions get triggered.
+            controls.gameplay.SetCallbacks(this);
+        }
+        controls.gameplay.Enable();
+    }
+
+    public void OnDisable()
+    {
+        controls.gameplay.Disable();
+    }
+
+    public void OnUse(InputAction.CallbackContext context)
+    {
+        // 'Use' code here.
+    }
+
+    public void OnMove(InputAction.CallbackContext context)
+    {
+        // 'Move' code here.
+    }
+
+}