added ability to revert (#21)

tests/unit/stubs/ScriptStub.ts

@@ -1,18 +1,34 @@
 import { BaseEntity } from '@/infrastructure/Entity/BaseEntity';
-import { IScript } from './../../../src/domain/IScript';
+import { IScript } from '@/domain/IScript';
 
 export class ScriptStub extends BaseEntity<string> implements IScript {
-    public readonly name = `name${this.id}`;
-    public readonly code = `name${this.id}`;
+    public name = `name${this.id}`;
+    public code = `REM code${this.id}`;
+    public revertCode = `REM revertCode${this.id}`;
     public readonly documentationUrls = new Array<string>();
     public isRecommended = false;
 
     constructor(public readonly id: string) {
         super(id);
     }
+    public canRevert(): boolean {
+        return Boolean(this.revertCode);
+    }
 
     public withIsRecommended(value: boolean): ScriptStub {
         this.isRecommended = value;
         return this;
     }
+    public withCode(value: string): ScriptStub {
+        this.code = value;
+        return this;
+    }
+    public withName(name: string): ScriptStub {
+        this.name = name;
+        return this;
+    }
+    public withRevertCode(revertCode: string): ScriptStub {
+        this.revertCode = revertCode;
+        return this;
+    }
 }