test(serializer): Add KeystrokeAction tests (#430)

* test: add basis of the unit testing of the uhk-common package

* test(serializer): Add KeystrokeAction tests

* fix(serializer): Fix KeystrokeAction scancode mapping

* test(serializer): Add NoneAction test cases

* test(serializer): Add MouseAction test cases

* test(serializer): Add PlayMacroAction test cases

* test(serializer): Add SwitchKeymapAction test cases

* test(serializer): Add UserConfiguration test cases

fix KeyAction mapping

* test(serializer): Add SwitchLayerAction test cases

packages/uhk-common/test/serializer-test-helper.ts

@@ -0,0 +1,19 @@
+import { UhkBuffer } from '../src/config-serializer';
+
+export function jsonDefaultHelper(baseObject: any, serializationParam?: any, deserializationParam?: any): void {
+    const json = baseObject.toJsonObject(serializationParam);
+    const newObject = new baseObject.constructor;
+    newObject.fromJsonObject(json, deserializationParam);
+
+    expect(newObject).toEqual(baseObject);
+}
+
+export function binaryDefaultHelper(baseObject: any, serializerParam?: any, deserializationParam?: any): void {
+    const buffer = new UhkBuffer();
+    baseObject.toBinary(buffer, serializerParam);
+    buffer.offset = 0;
+    const newObject = new baseObject.constructor;
+    newObject.fromBinary(buffer, deserializationParam);
+
+    expect(newObject).toEqual(baseObject);
+}