test: Add testing for header parameters

* add testing for header parameters

* remove blank lines

features/support/api.ts

@@ -1,8 +1,6 @@
 import { binding, after, then, when, given } from "cucumber-tsflow";
-import { assert } from "chai";
-
+import { assert, expect } from "chai";
 import { RequestParameters } from "../../template/request";
-
 import { BaseModelStep } from "./base";
 
 const isJson = (str: string): boolean => {
@@ -81,6 +79,11 @@ export class ModelSteps extends BaseModelStep {
     assert.equal(this.requestParams.body, body);
   }
 
+  @then(/the request should have a header property with value (.*)/)
+  public checkRequestHeaders(headerParam: string) {
+    expect(this.requestParams.headers).to.have.property("test", headerParam)
+  }
+
   @when(/calling the method ([a-zA-Z]*) and the server provides an empty response/)
   public async callWithoutResponse(methodName: string) {
     this.serverResponseObject = null;
@@ -125,4 +128,4 @@ export class ModelSteps extends BaseModelStep {
   public extractAtIndex(index: string) {
     this.apiResponse = this.apiResponse[parseInt(index)];
   }
-}
+}