diff --git a/tests/end2end/playwright/form-filter.spec.js b/tests/end2end/playwright/form-filter.spec.js
index c2b0813fd..b24475fd2 100644
--- a/tests/end2end/playwright/form-filter.spec.js
+++ b/tests/end2end/playwright/form-filter.spec.js
@@ -1,6 +1,6 @@
 // @ts-check
 import { test, expect } from '@playwright/test';
-import { gotoMap } from './globals';
+import { gotoMap, getEchoRequestParams } from './globals';
 
 test.describe('Form filter', () => {
     test.beforeEach(async ({ page }) => {
@@ -30,10 +30,8 @@ test.describe('Form filter', () => {
         await expect(page.locator(countFeature)).toHaveText('1');
 
         let getMapRequest = await getMapPromise;
-        // Re-send the request with additionnal echo param to retrieve the WMS Request
-        let echoGetMap = await page.request.get(getMapRequest.url() + '&__echo__');
-        let originalUrl = decodeURIComponent(await echoGetMap.text());
-        let urlObj = new URLSearchParams((new URL(originalUrl).search));
+        // Re-send the request with additionnal echo param to retrieve the WMS Request params
+        let urlObj = await getEchoRequestParams(page, getMapRequest.url())
 
         expect(urlObj.get('filter')).toBe('form_filter_layer:"id" IN ( 2 ) ');
 
@@ -52,10 +50,8 @@ test.describe('Form filter', () => {
 
         getMapRequest = await getMapPromise;
 
-        // Re-send the request with additionnal echo param to retrieve the WMS Request
-        echoGetMap = await page.request.get(getMapRequest.url() + '&__echo__');
-        originalUrl = decodeURIComponent(await echoGetMap.text());
-        urlObj = new URLSearchParams((new URL(originalUrl).search));
+        // Re-send the request with additionnal echo param to retrieve the WMS Request params
+        urlObj = await getEchoRequestParams(page, getMapRequest.url())
 
         expect(urlObj.get('filter')).toBeNull();
 
@@ -101,6 +97,5 @@ test.describe('Form filter', () => {
         await page.locator('#liz-filter-field-textautocomplete').fill('mon');
         await expect(page.locator('#ui-id-2 .ui-menu-item')).toHaveCount(1);
         await expect(page.locator('#ui-id-2 .ui-menu-item div')).toHaveText('monuments');
-    }); 
+    });
 });
-
diff --git a/tests/end2end/playwright/globals.js b/tests/end2end/playwright/globals.js
index abc542324..51d6a5fd9 100644
--- a/tests/end2end/playwright/globals.js
+++ b/tests/end2end/playwright/globals.js
@@ -96,3 +96,21 @@ export async function reloadMap(page, check = true) {
         await CatchErrors(page);
     }
 }
+
+/**
+ * Re-send the request with additionnal echo param to retrieve the OGC Request parameters
+ * @param {Page} page The page object
+ * @param {string} url The URL to re-send
+ *
+ * @return {Promise<URLSearchParams>}
+ */
+export async function getEchoRequestParams(page, url) {
+    // Re-send the request with additionnal echo param to retrieve the OGC Request
+    let echoResponse = await page.request.get(url + '&__echo__');
+    const originalUrl = decodeURIComponent(await echoResponse.text());
+    // When the request has not been logged by echo proxy
+    await expect(URL.canParse(originalUrl), originalUrl+' is not an URL!').toBeTruthy();
+    await expect(originalUrl).not.toContain('unfound')
+
+    return new URLSearchParams((new URL(originalUrl).search));
+}
diff --git a/tests/end2end/playwright/timemanage.spec.js b/tests/end2end/playwright/timemanage.spec.js
index 3258bdb72..6a113e44a 100644
--- a/tests/end2end/playwright/timemanage.spec.js
+++ b/tests/end2end/playwright/timemanage.spec.js
@@ -1,6 +1,6 @@
 // @ts-check
 import { test, expect } from '@playwright/test';
-import { gotoMap } from './globals';
+import { gotoMap, getEchoRequestParams } from './globals';
 
 test.describe('Time Manager', () => {
 
@@ -49,12 +49,8 @@ test.describe('Time Manager', () => {
             await expect(urlMapRequest).toMatch(/FILTERTOKEN/);
             await expect(urlMapRequest).toContain('FILTERTOKEN='+jsonFiltertokenResponse.token);
 
-            // Re-send the request with additionnal echo param to retrieve the WMS Request
-            let echoGetMap = await page.request.get(urlMapRequest + '&__echo__');
-            const originalUrl = decodeURIComponent(await echoGetMap.text());
-            // When the request has not been logged by echo proxy
-            await expect(URL.canParse(originalUrl), originalUrl+' is not an URL!').toBeTruthy();
-            await expect(originalUrl).not.toContain('unfound')
+            // Re-send the request with additionnal echo param to retrieve the WMS Request parameters
+            const urlObj = await getEchoRequestParams(page, urlMapRequest)
 
             // expected request params
             const expectedParamValue = [
@@ -65,7 +61,6 @@ test.describe('Time Manager', () => {
                 { 'param': 'filter', 'expectedvalue': 'time_manager_layer: ( ( "test_date" >= \'' + timeObj.start + '\' ) AND ( "test_date" <= \'' + timeObj.end + '\' ) ) ' },
             ];
             // Check if WMS Request params are as expected
-            const urlObj = new URLSearchParams((new URL(originalUrl).search));
             for (let obj of expectedParamValue) {
                 await expect(urlObj.has(obj.param), obj.param+' not in ['+Array.from(urlObj.keys()).join(', ')+']').toBeTruthy();
                 await expect(urlObj.get(obj.param), obj.param+'='+obj.expectedvalue+' not in ['+urlObj.toString().split('&').join(', ')+']').toBe(obj.expectedvalue);