Added k6 requests for applying coupon in cart.

tests/performance/config.js

@@ -38,6 +38,8 @@ export const product_url = __ENV.P_URL || 'beanie';
 export const product_id = __ENV.P_ID || '13';
 export const product_search_term = __ENV.P_TERM || 'beanie';
 
+export const coupon_code = 'testing';
+
 export const add_product_title = 'Test Product';
 export const add_product_regular_price = '12';
 

tests/performance/requests/shopper/cart-apply-coupon.js

@@ -0,0 +1,153 @@
+import { sleep, check, group } from "k6";
+import http from "k6/http";
+import { Trend } from "k6/metrics";
+import { randomIntBetween } from "https://jslib.k6.io/k6-utils/1.1.0/index.js";
+import { findBetween } from "https://jslib.k6.io/k6-utils/1.1.0/index.js";
+import {
+	base_url,
+	product_sku,
+	product_id,
+	coupon_code,
+	think_time_min,
+	think_time_max,
+} from "../../config.js";
+import {
+	htmlRequestHeader,
+	jsonRequestHeader,
+	commonRequestHeaders,
+	commonGetRequestHeaders,
+	commonPostRequestHeaders,
+	commonNonStandardHeaders,
+	contentTypeRequestHeader,
+} from "../../headers.js";
+
+// Custom metrics to add to standard results output.
+let addToCartTrend = new Trend("wc_post_wc-ajax_add_to_cart");
+let viewCartTrend = new Trend("wc_get_cart");
+let applyCouponTrend = new Trend("wc_post_wc-ajax_apply_coupon");
+let applyCouponCartTrend = new Trend("wc_post_cart");
+
+export function cartApplyCoupon() {
+	let response;
+	let apply_coupon_nonce;
+	let item_name;
+	let woocommerce_cart_nonce;
+
+	group("Product Page Add to cart", function () {
+		var requestheaders = Object.assign({},
+			jsonRequestHeader,
+			commonRequestHeaders,
+			commonPostRequestHeaders,
+			commonNonStandardHeaders
+		);
+
+		response = http.post(
+			`${base_url}/?wc-ajax=add_to_cart`,
+			{
+				product_sku: `${product_sku}`,
+				product_id: `${product_id}`,
+				quantity: "1",
+			},
+			{
+				headers: requestheaders,
+			}
+		);
+		addToCartTrend.add(response.timings.duration);
+		check(response, {
+			"is status 200": (r) => r.status === 200,
+		});
+	});
+
+	sleep(randomIntBetween(`${think_time_min}`, `${think_time_max}`));
+
+	group("View Cart", function () {
+		var requestheaders = Object.assign({},
+			htmlRequestHeader,
+			commonRequestHeaders,
+			commonGetRequestHeaders,
+			commonNonStandardHeaders
+		);
+
+		response = http.get(`${base_url}/cart`, {
+			headers: requestheaders,
+		});
+		viewCartTrend.add(response.timings.duration);
+		check(response, {
+			"is status 200": (r) => r.status === 200,
+			"body does not contain: 'your cart is currently empty'": (
+				response
+			) => !response.body.includes("Your cart is currently empty."),
+		});
+
+		// Correlate cart item value for use in subsequent requests.
+		apply_coupon_nonce = findBetween(
+			response.body,
+			'apply_coupon_nonce":"',
+			'","'
+		);
+		item_name = findBetween(
+			response.body,
+			'name="cart[',
+			'][qty]'
+		);
+		woocommerce_cart_nonce = response
+			.html()
+			.find("input[name=woocommerce-cart-nonce]")
+			.first()
+			.attr("value");
+	});
+
+	sleep(randomIntBetween(`${think_time_min}`, `${think_time_max}`));
+
+	group("Apply Coupon", function () {
+		var requestheaders = Object.assign({},
+			jsonRequestHeader,
+			commonRequestHeaders,
+			commonPostRequestHeaders,
+			commonNonStandardHeaders,
+			contentTypeRequestHeader
+		);
+
+		response = http.post(
+			`${base_url}/?wc-ajax=apply_coupon`,
+			{
+				coupon_code: `${coupon_code}`,
+				security: `${apply_coupon_nonce}`,
+			},
+			{
+				headers: requestheaders,
+			}
+		);
+
+		applyCouponTrend.add(response.timings.duration);
+		check(response, {
+			"is status 200": (r) => r.status === 200,
+			"body contains: 'Coupon code applied successfully'": (response) =>
+				response.body.includes("Coupon code applied successfully"),
+		});
+
+		response = http.post(`${base_url}/cart`,
+		{
+        	_wp_http_referer: "%2Fcart",
+			//"cart["+`${item_name}`+"][qty]": "1",
+			coupon_code: "",
+        	"woocommerce-cart-nonce": `${woocommerce_cart_nonce}`,
+		},
+		{
+			headers: requestheaders,
+		}
+		);
+		applyCouponCartTrend.add(response.timings.duration);
+		check(response, {
+			"is status 200": (r) => r.status === 200,
+			"body contains: 'woocommerce-remove-coupon' class": (response) =>
+				response.body.includes('class="woocommerce-remove-coupon"'),
+		});
+	});
+
+	sleep(randomIntBetween(`${think_time_min}`, `${think_time_max}`));
+}
+
+export default function () {
+	cartApplyCoupon();
+}