Fix some flaky playwright tests (#28855)

* Fix some flaky playwright tests

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Fix more flaky tests

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Reuse existing assertion

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

playwright/e2e/audio-player/audio-player.spec.ts

@@ -253,7 +253,6 @@ test.describe("Audio player", { tag: ["@no-firefox", "@no-webkit"] }, () => {
 
             // Find and click "Reply" button
             const clickButtonReply = async () => {
-                await tile.scrollIntoViewIfNeeded();
                 await tile.hover();
                 await tile.getByRole("button", { name: "Reply", exact: true }).click();
             };

playwright/e2e/composer/RTE.spec.ts

@@ -79,9 +79,8 @@ test.describe("Composer", () => {
                     // Enter some more text, then send the message
                     await page.getByRole("textbox").pressSequentially("this is the spoiler text ");
                     await page.getByRole("button", { name: "Send message" }).click();
-                    // Check that a spoiler item has appeared in the timeline and locator the spoiler command text
+                    // Check that a spoiler item has appeared in the timeline and contains the spoiler text
-                    await expect(page.locator("button.mx_EventTile_spoiler")).toBeVisible();
+                    await expect(page.locator("button.mx_EventTile_spoiler")).toHaveText("this is the spoiler text");
-                    await expect(page.getByText("this is the spoiler text")).toBeVisible();
                 });
             });
         });

playwright/e2e/login/soft_logout.spec.ts

@@ -32,7 +32,9 @@ test.describe("Soft logout", () => {
 
             // back to the welcome page
             await expect(page).toHaveURL(/\/#\/home/);
-            await expect(page.getByRole("heading", { name: `Welcome ${user.userId}`, exact: true })).toBeVisible();
+            await expect(
+                page.getByRole("heading", { name: "Now, let's help you get started", exact: true }),
+            ).toBeVisible();
         });
 
         test("still shows the soft-logout page when the page is reloaded after a soft-logout", async ({

playwright/e2e/read-receipts/high-level.spec.ts

@@ -11,6 +11,8 @@ Please see LICENSE files in the repository root for full details.
 import { customEvent, many, test } from ".";
 
 test.describe("Read receipts", { tag: "@mergequeue" }, () => {
+    test.slow();
+
     test.describe("Ignored events", () => {
         test("If all events after receipt are unimportant, the room is read", async ({
             roomAlpha: room1,

playwright/e2e/settings/roles-permissions-room-settings-tab.spec.ts

@@ -37,7 +37,9 @@ test.describe("Roles & Permissions room settings tab", () => {
         // Change the role of Alice to Moderator (50)
         await combobox.selectOption("Moderator");
         await expect(combobox).toHaveValue("50");
+        const respPromise = page.waitForRequest("**/state/**");
         await applyButton.click();
+        await respPromise;
 
         // Reload and check Alice is still Moderator (50)
         await page.reload();

playwright/e2e/spotlight/spotlight.spec.ts

@@ -125,7 +125,7 @@ test.describe("Spotlight", () => {
         await expect(resultLocator).toHaveCount(1);
         await expect(resultLocator.first()).toContainText(room1Name);
         await resultLocator.first().click();
-        expect(page.url()).toContain(room1Id);
+        await expect(page).toHaveURL(new RegExp(`#/room/${room1Id}`));
         await expect(roomHeaderName(page)).toContainText(room1Name);
     });
 
@@ -139,7 +139,7 @@ test.describe("Spotlight", () => {
         await expect(resultLocator.first()).toContainText(room1Name);
         await expect(resultLocator.first()).toContainText("View");
         await resultLocator.first().click();
-        expect(page.url()).toContain(room1Id);
+        await expect(page).toHaveURL(new RegExp(`#/room/${room1Id}`));
         await expect(roomHeaderName(page)).toContainText(room1Name);
     });
 
@@ -153,7 +153,7 @@ test.describe("Spotlight", () => {
         await expect(resultLocator.first()).toContainText(room2Name);
         await expect(resultLocator.first()).toContainText("Join");
         await resultLocator.first().click();
-        expect(page.url()).toContain(room2Id);
+        await expect(page).toHaveURL(new RegExp(`#/room/${room2Id}`));
         await expect(page.locator(".mx_RoomView_MessageList")).toHaveCount(1);
         await expect(roomHeaderName(page)).toContainText(room2Name);
     });
@@ -168,7 +168,7 @@ test.describe("Spotlight", () => {
         await expect(resultLocator.first()).toContainText(room3Name);
         await expect(resultLocator.first()).toContainText("View");
         await resultLocator.first().click();
-        expect(page.url()).toContain(room3Id);
+        await expect(page).toHaveURL(new RegExp(`#/room/${room3Id}`));
         await page.getByRole("button", { name: "Join the discussion" }).click();
         await expect(roomHeaderName(page)).toHaveText(room3Name);
     });