diff --git a/app/assets/javascripts/discourse/tests/acceptance/composer-messages-test.js b/app/assets/javascripts/discourse/tests/acceptance/composer-messages-test.js
index fa1a0655356..982ec95b683 100644
--- a/app/assets/javascripts/discourse/tests/acceptance/composer-messages-test.js
+++ b/app/assets/javascripts/discourse/tests/acceptance/composer-messages-test.js
@@ -47,7 +47,7 @@ acceptance("Composer - Messages", function (needs) {
 
     await triggerKeyEvent(".d-editor-input", "keyup", "Space");
 
-    assert.true(exists(".composer-popup"), "shows composer warning message");
+    assert.dom(".composer-popup").exists("shows composer warning message");
 
     assert.true(
       query(".composer-popup").innerHTML.includes(
@@ -101,7 +101,7 @@ acceptance("Composer - Messages - Cannot see group", function (needs) {
     );
 
     await fillIn(".d-editor-input", "Mention @staff");
-    assert.true(exists(".composer-popup"), "shows composer warning message");
+    assert.dom(".composer-popup").exists("shows composer warning message");
     assert.true(
       query(".composer-popup").innerHTML.includes(
         I18n.t("composer.cannot_see_group_mention.not_allowed", {
@@ -121,7 +121,7 @@ acceptance("Composer - Messages - Cannot see group", function (needs) {
     );
 
     await fillIn(".d-editor-input", "Mention @staff2");
-    assert.true(exists(".composer-popup"), "shows composer warning message");
+    assert.dom(".composer-popup").exists("shows composer warning message");
     assert.true(
       query(".composer-popup").innerHTML.includes(
         I18n.t("composer.cannot_see_group_mention.some_not_allowed", {
@@ -242,7 +242,7 @@ acceptance("Composer - Messages - Private Messages", function (needs) {
 
     await triggerKeyEvent(".d-editor-input", "keyup", "Space");
 
-    assert.true(exists(".composer-popup"), "shows composer warning message");
+    assert.dom(".composer-popup").exists("shows composer warning message");
     assert.true(
       query(".composer-popup").innerHTML.includes(
         I18n.t("composer.yourself_confirm.title")
diff --git a/app/assets/javascripts/discourse/tests/acceptance/sidebar-user-categories-section-test.js b/app/assets/javascripts/discourse/tests/acceptance/sidebar-user-categories-section-test.js
index d2388ff54e1..58e357d6b98 100644
--- a/app/assets/javascripts/discourse/tests/acceptance/sidebar-user-categories-section-test.js
+++ b/app/assets/javascripts/discourse/tests/acceptance/sidebar-user-categories-section-test.js
@@ -141,10 +141,9 @@ acceptance("Sidebar - Logged on user - Categories Section", function (needs) {
       ".sidebar-section[data-section-name='categories'] .sidebar-section-header-button"
     );
 
-    assert.true(
-      exists(".sidebar-categories-form"),
-      "it shows the categories form modal"
-    );
+    assert
+      .dom(".sidebar-categories-form")
+      .exists("shows the categories form modal");
   });
 
   test("categories section is shown with site's top categories when user has not added any categories and there are no default categories set for the user", async function (assert) {
diff --git a/app/assets/javascripts/discourse/tests/integration/components/widgets/render-glimmer-test.js b/app/assets/javascripts/discourse/tests/integration/components/widgets/render-glimmer-test.js
index da2c77aa8ea..d8f56926ff7 100644
--- a/app/assets/javascripts/discourse/tests/integration/components/widgets/render-glimmer-test.js
+++ b/app/assets/javascripts/discourse/tests/integration/components/widgets/render-glimmer-test.js
@@ -4,7 +4,6 @@ import { click, fillIn, render } from "@ember/test-helpers";
 import { hbs } from "ember-cli-htmlbars";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists } from "discourse/tests/helpers/qunit-helpers";
 import widgetHbs from "discourse/widgets/hbs-compiler";
 import RenderGlimmer, {
   registerWidgetShim,
@@ -169,8 +168,8 @@ module("Integration | Component | Widget | render-glimmer", function (hooks) {
         <MountWidget @widget="demo-widget" @args={{hash arg1="val1" dynamicArg=this.dynamicValue}} />`
     );
 
-    assert.true(exists("div.my-widget"), "widget is rendered");
-    assert.true(exists("div.glimmer-content"), "glimmer content is rendered");
+    assert.dom("div.my-widget").exists("widget is rendered");
+    assert.dom("div.glimmer-content").exists("glimmer content is rendered");
     assert
       .dom("div.glimmer-content")
       .hasText("arg1=val1 dynamicArg=", "arguments are passed through");
@@ -200,9 +199,9 @@ module("Integration | Component | Widget | render-glimmer", function (hooks) {
         {{/unless}}`
     );
 
-    assert.true(exists("div.my-widget"), "widget is rendered");
-    assert.true(exists("div.glimmer-content"), "glimmer content is rendered");
-    assert.true(exists("div.demo-component"), "demo component is rendered");
+    assert.dom("div.my-widget").exists("widget is rendered");
+    assert.dom("div.glimmer-content").exists("glimmer content is rendered");
+    assert.dom("div.demo-component").exists("demo component is rendered");
 
     assert.deepEqual(
       DemoComponent.eventLog,
@@ -261,10 +260,9 @@ module("Integration | Component | Widget | render-glimmer", function (hooks) {
         {{/unless}}`
     );
 
-    assert.true(
-      exists("div.demo-component button"),
-      "component button is rendered"
-    );
+    assert
+      .dom("div.demo-component button")
+      .exists("component button is rendered");
 
     await click("div.demo-component button");
     assert.true(DemoWidget.actionTriggered, "widget event is triggered");
@@ -284,10 +282,9 @@ module("Integration | Component | Widget | render-glimmer", function (hooks) {
       .dom(".action-state")
       .hasText("false", "eventTriggered is false in nested component");
 
-    assert.true(
-      exists("div.demo-component button"),
-      "component button is rendered"
-    );
+    assert
+      .dom("div.demo-component button")
+      .exists("component button is rendered");
 
     await click("div.demo-component button");
     assert.true(DemoWidget.actionTriggered, "widget event is triggered");
diff --git a/plugins/chat/test/javascripts/components/channel-icon-test.gjs b/plugins/chat/test/javascripts/components/channel-icon-test.gjs
index ed4dd2f398f..8a5fce60e75 100644
--- a/plugins/chat/test/javascripts/components/channel-icon-test.gjs
+++ b/plugins/chat/test/javascripts/components/channel-icon-test.gjs
@@ -42,7 +42,7 @@ module("Discourse Chat | Component | <ChannelIcon />", function (hooks) {
 
     await render(<template><ChannelIcon @channel={{channel}} /></template>);
 
-    assert.true(exists(".d-icon-lock"));
+    assert.dom(".d-icon-lock").exists();
   });
 
   test("category channel - not read restricted", async function (assert) {
@@ -67,7 +67,7 @@ module("Discourse Chat | Component | <ChannelIcon />", function (hooks) {
 
     await render(<template><ChannelIcon @channel={{channel}} /></template>);
 
-    assert.true(exists(`.chat-user-avatar .avatar[title="${user.username}"]`));
+    assert.dom(`.chat-user-avatar .avatar[title="${user.username}"]`).exists();
   });
 
   test("dm channel - multiple users", async function (assert) {
diff --git a/plugins/chat/test/javascripts/components/channel-name-test.gjs b/plugins/chat/test/javascripts/components/channel-name-test.gjs
index 4150da52069..ff0678d5f2f 100644
--- a/plugins/chat/test/javascripts/components/channel-name-test.gjs
+++ b/plugins/chat/test/javascripts/components/channel-name-test.gjs
@@ -114,7 +114,7 @@ module("Discourse Chat | Component | <ChannelName />", function (hooks) {
       <ChannelName @channel={{channel}} @unreadIndicator={{unreadIndicator}} />
     </template>);
 
-    assert.true(exists(".chat-channel-unread-indicator"));
+    assert.dom(".chat-channel-unread-indicator").exists();
 
     unreadIndicator = false;
     await render(<template>
diff --git a/plugins/chat/test/javascripts/components/chat-channel-card-test.js b/plugins/chat/test/javascripts/components/chat-channel-card-test.js
index b514f5353f9..db80cd150ea 100644
--- a/plugins/chat/test/javascripts/components/chat-channel-card-test.js
+++ b/plugins/chat/test/javascripts/components/chat-channel-card-test.js
@@ -36,14 +36,14 @@ module("Discourse Chat | Component | chat-channel-card", function (hooks) {
     this.channel.status = "closed";
     await render(hbs`<ChatChannelCard @channel={{this.channel}} />`);
 
-    assert.true(exists(".chat-channel-card.--closed"));
+    assert.dom(".chat-channel-card.--closed").exists();
   });
 
   test("Archived channel", async function (assert) {
     this.channel.status = "archived";
     await render(hbs`<ChatChannelCard @channel={{this.channel}} />`);
 
-    assert.true(exists(".chat-channel-card.--archived"));
+    assert.dom(".chat-channel-card.--archived").exists();
   });
 
   test("Muted channel", async function (assert) {
@@ -51,19 +51,19 @@ module("Discourse Chat | Component | chat-channel-card", function (hooks) {
     this.channel.currentUserMembership.following = true;
     await render(hbs`<ChatChannelCard @channel={{this.channel}} />`);
 
-    assert.true(exists(".chat-channel-card__muted"));
+    assert.dom(".chat-channel-card__muted").exists();
   });
 
   test("Joined channel", async function (assert) {
     this.channel.currentUserMembership.following = true;
     await render(hbs`<ChatChannelCard @channel={{this.channel}} />`);
-    assert.true(exists(".toggle-channel-membership-button.-leave"));
+    assert.dom(".toggle-channel-membership-button.-leave").exists();
   });
 
   test("Joinable channel", async function (assert) {
     await render(hbs`<ChatChannelCard @channel={{this.channel}} />`);
 
-    assert.true(exists(".chat-channel-card__join-btn"));
+    assert.dom(".chat-channel-card__join-btn").exists();
   });
 
   test("Memberships count", async function (assert) {
@@ -101,6 +101,6 @@ module("Discourse Chat | Component | chat-channel-card", function (hooks) {
   test("Read restricted chatable", async function (assert) {
     this.channel.chatable.read_restricted = true;
     await render(hbs`<ChatChannelCard @channel={{this.channel}} />`);
-    assert.true(exists(".d-icon-lock"));
+    assert.dom(".d-icon-lock").exists();
   });
 });
diff --git a/plugins/chat/test/javascripts/components/chat-channel-preview-card-test.js b/plugins/chat/test/javascripts/components/chat-channel-preview-card-test.js
index 7abcd482a10..b58b542242f 100644
--- a/plugins/chat/test/javascripts/components/chat-channel-preview-card-test.js
+++ b/plugins/chat/test/javascripts/components/chat-channel-preview-card-test.js
@@ -35,10 +35,9 @@ module(
         "it shows the channel title"
       );
 
-      assert.true(
-        exists(query(".chat-channel-icon.--category-badge")),
-        "it shows the category hashtag badge"
-      );
+      assert
+        .dom(".chat-channel-icon.--category-badge")
+        .exists("shows the category hashtag badge");
     });
 
     test("channel description", async function (assert) {
@@ -61,28 +60,25 @@ module(
         "no line is left for the channel description if there is none"
       );
 
-      assert.true(
-        exists(".chat-channel-preview-card.-no-description"),
-        "it adds a modifier class for styling"
-      );
+      assert
+        .dom(".chat-channel-preview-card.-no-description")
+        .exists("adds a modifier class for styling");
     });
 
     test("join", async function (assert) {
       await render(hbs`<ChatChannelPreviewCard @channel={{this.channel}} />`);
 
-      assert.true(
-        exists(".toggle-channel-membership-button.-join"),
-        "it shows the join channel button"
-      );
+      assert
+        .dom(".toggle-channel-membership-button.-join")
+        .exists("shows the join channel button");
     });
 
     test("browse all", async function (assert) {
       await render(hbs`<ChatChannelPreviewCard @channel={{this.channel}} />`);
 
-      assert.true(
-        exists(".chat-channel-preview-card__browse-all"),
-        "it shows a link to browse all channels"
-      );
+      assert
+        .dom(".chat-channel-preview-card__browse-all")
+        .exists("shows a link to browse all channels");
     });
 
     test("closed channel", async function (assert) {
diff --git a/plugins/chat/test/javascripts/components/chat-composer-dropdown-test.js b/plugins/chat/test/javascripts/components/chat-composer-dropdown-test.js
index b0dcd65441c..6c39be3e2a0 100644
--- a/plugins/chat/test/javascripts/components/chat-composer-dropdown-test.js
+++ b/plugins/chat/test/javascripts/components/chat-composer-dropdown-test.js
@@ -2,7 +2,6 @@ import { click, render } from "@ember/test-helpers";
 import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists } from "discourse/tests/helpers/qunit-helpers";
 
 module("Discourse Chat | Component | chat-composer-dropdown", function (hooks) {
   setupRenderingTest(hooks);
@@ -13,9 +12,9 @@ module("Discourse Chat | Component | chat-composer-dropdown", function (hooks) {
     await render(hbs`<ChatComposerDropdown @buttons={{this.buttons}} />`);
     await click(".chat-composer-dropdown__trigger-btn");
 
-    assert.true(exists(".chat-composer-dropdown__item.foo"));
-    assert.true(
-      exists(".chat-composer-dropdown__action-btn.foo .d-icon-xmark")
-    );
+    assert.dom(".chat-composer-dropdown__item.foo").exists();
+    assert
+      .dom(".chat-composer-dropdown__action-btn.foo .d-icon-xmark")
+      .exists();
   });
 });
diff --git a/plugins/chat/test/javascripts/components/chat-composer-upload-test.js b/plugins/chat/test/javascripts/components/chat-composer-upload-test.js
index 3dc62de572d..9ece7516654 100644
--- a/plugins/chat/test/javascripts/components/chat-composer-upload-test.js
+++ b/plugins/chat/test/javascripts/components/chat-composer-upload-test.js
@@ -2,7 +2,6 @@ import { click, render } from "@ember/test-helpers";
 import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists } from "discourse/tests/helpers/qunit-helpers";
 import I18n from "discourse-i18n";
 
 module("Discourse Chat | Component | chat-composer-upload", function (hooks) {
@@ -17,7 +16,7 @@ module("Discourse Chat | Component | chat-composer-upload", function (hooks) {
 
     await render(hbs`<ChatComposerUpload @upload={{this.upload}} />`);
 
-    assert.true(exists(".upload-progress[value=50]"));
+    assert.dom(".upload-progress[value='50']").exists();
     assert.dom(".uploading").hasText(I18n.t("uploading"));
   });
 
@@ -30,8 +29,8 @@ module("Discourse Chat | Component | chat-composer-upload", function (hooks) {
 
     await render(hbs`<ChatComposerUpload @upload={{this.upload}} />`);
 
-    assert.true(exists(".d-icon-far-image"));
-    assert.true(exists(".upload-progress[value=78]"));
+    assert.dom(".d-icon-far-image").exists();
+    assert.dom(".upload-progress[value='78']").exists();
     assert.dom(".uploading").hasText(I18n.t("uploading"));
   });
 
@@ -59,7 +58,7 @@ module("Discourse Chat | Component | chat-composer-upload", function (hooks) {
       hbs`<ChatComposerUpload @isDone={{true}} @upload={{this.upload}} />`
     );
 
-    assert.true(exists(".d-icon-file-lines"));
+    assert.dom(".d-icon-file-lines").exists();
     assert.dom(".file-name").hasText("some file.pdf");
     assert.dom(".extension-pill").hasText("pdf");
   });
@@ -76,7 +75,7 @@ module("Discourse Chat | Component | chat-composer-upload", function (hooks) {
       hbs`<ChatComposerUpload @isDone={{true}} @upload={{this.upload}} />`
     );
 
-    assert.true(exists("img.preview-img[src='/images/avatar.png']"));
+    assert.dom("img.preview-img[src='/images/avatar.png']").exists();
   });
 
   test("removing completed upload", async function (assert) {
diff --git a/plugins/chat/test/javascripts/components/chat-emoji-avatar-test.js b/plugins/chat/test/javascripts/components/chat-emoji-avatar-test.js
index 7a76d3aa4b7..795f5f7e6df 100644
--- a/plugins/chat/test/javascripts/components/chat-emoji-avatar-test.js
+++ b/plugins/chat/test/javascripts/components/chat-emoji-avatar-test.js
@@ -2,7 +2,6 @@ import { render } from "@ember/test-helpers";
 import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists } from "discourse/tests/helpers/qunit-helpers";
 
 module("Discourse Chat | Component | chat-emoji-avatar", function (hooks) {
   setupRenderingTest(hooks);
@@ -12,10 +11,10 @@ module("Discourse Chat | Component | chat-emoji-avatar", function (hooks) {
 
     await render(hbs`<ChatEmojiAvatar @emoji={{this.emoji}} />`);
 
-    assert.true(
-      exists(
-        `.chat-emoji-avatar .chat-emoji-avatar-container .emoji[title=otter]`
+    assert
+      .dom(
+        ".chat-emoji-avatar .chat-emoji-avatar-container .emoji[title=otter]"
       )
-    );
+      .exists();
   });
 });
diff --git a/plugins/chat/test/javascripts/components/chat-message-avatar-test.js b/plugins/chat/test/javascripts/components/chat-message-avatar-test.js
index b613a1f6df2..479d8ecb8c1 100644
--- a/plugins/chat/test/javascripts/components/chat-message-avatar-test.js
+++ b/plugins/chat/test/javascripts/components/chat-message-avatar-test.js
@@ -3,7 +3,6 @@ import { render } from "@ember/test-helpers";
 import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists } from "discourse/tests/helpers/qunit-helpers";
 import ChatFabricators from "discourse/plugins/chat/discourse/lib/fabricators";
 import ChatMessage from "discourse/plugins/chat/discourse/models/chat-message";
 
@@ -33,6 +32,6 @@ module("Discourse Chat | Component | chat-message-avatar", function (hooks) {
 
     await render(hbs`<Chat::Message::Avatar @message={{this.message}} />`);
 
-    assert.true(exists('.chat-user-avatar [data-user-card="discobot"]'));
+    assert.dom('.chat-user-avatar [data-user-card="discobot"]').exists();
   });
 });
diff --git a/plugins/chat/test/javascripts/components/chat-message-info-test.js b/plugins/chat/test/javascripts/components/chat-message-info-test.js
index e42bcc7e494..0581ff9f9bd 100644
--- a/plugins/chat/test/javascripts/components/chat-message-info-test.js
+++ b/plugins/chat/test/javascripts/components/chat-message-info-test.js
@@ -4,7 +4,7 @@ import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import Bookmark from "discourse/models/bookmark";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists, query } from "discourse/tests/helpers/qunit-helpers";
+import { query } from "discourse/tests/helpers/qunit-helpers";
 import I18n from "discourse-i18n";
 import ChatFabricators from "discourse/plugins/chat/discourse/lib/fabricators";
 import ChatMessage from "discourse/plugins/chat/discourse/models/chat-message";
@@ -52,7 +52,7 @@ module("Discourse Chat | Component | chat-message-info", function (hooks) {
 
     await render(template);
 
-    assert.true(exists(".chat-message-info__date"));
+    assert.dom(".chat-message-info__date").exists();
   });
 
   test("bookmark (with reminder)", async function (assert) {
@@ -66,9 +66,9 @@ module("Discourse Chat | Component | chat-message-info", function (hooks) {
 
     await render(template);
 
-    assert.true(
-      exists(".chat-message-info__bookmark .d-icon-discourse-bookmark-clock")
-    );
+    assert
+      .dom(".chat-message-info__bookmark .d-icon-discourse-bookmark-clock")
+      .exists();
   });
 
   test("bookmark (no reminder)", async function (assert) {
@@ -84,7 +84,7 @@ module("Discourse Chat | Component | chat-message-info", function (hooks) {
 
     await render(template);
 
-    assert.true(exists(".chat-message-info__bookmark .d-icon-bookmark"));
+    assert.dom(".chat-message-info__bookmark .d-icon-bookmark").exists();
   });
 
   test("user status", async function (assert) {
@@ -95,7 +95,7 @@ module("Discourse Chat | Component | chat-message-info", function (hooks) {
 
     await render(template);
 
-    assert.true(exists(".chat-message-info__status .user-status-message"));
+    assert.dom(".chat-message-info__status .user-status-message").exists();
   });
 
   test("flag status", async function (assert) {
diff --git a/plugins/chat/test/javascripts/components/chat-message-reaction-test.js b/plugins/chat/test/javascripts/components/chat-message-reaction-test.js
index ada368019e7..98b836ed333 100644
--- a/plugins/chat/test/javascripts/components/chat-message-reaction-test.js
+++ b/plugins/chat/test/javascripts/components/chat-message-reaction-test.js
@@ -12,13 +12,13 @@ module("Discourse Chat | Component | chat-message-reaction", function (hooks) {
       <ChatMessageReaction @reaction={{hash emoji="heart" reacted=true}} />
     `);
 
-    assert.true(exists(".chat-message-reaction.reacted"));
+    assert.dom(".chat-message-reaction.reacted").exists();
   });
 
   test("adds reaction name as class", async function (assert) {
     await render(hbs`<ChatMessageReaction @reaction={{hash emoji="heart"}} />`);
 
-    assert.true(exists(`.chat-message-reaction[data-emoji-name="heart"]`));
+    assert.dom(`.chat-message-reaction[data-emoji-name="heart"]`).exists();
   });
 
   test("title/alt attributes", async function (assert) {
diff --git a/plugins/chat/test/javascripts/components/chat-message-test.js b/plugins/chat/test/javascripts/components/chat-message-test.js
index 99ec38c56f5..a54fdd0d033 100644
--- a/plugins/chat/test/javascripts/components/chat-message-test.js
+++ b/plugins/chat/test/javascripts/components/chat-message-test.js
@@ -4,7 +4,7 @@ import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import CoreFabricators from "discourse/lib/fabricators";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists, query } from "discourse/tests/helpers/qunit-helpers";
+import { query } from "discourse/tests/helpers/qunit-helpers";
 import ChatFabricators from "discourse/plugins/chat/discourse/lib/fabricators";
 
 module("Discourse Chat | Component | chat-message", function (hooks) {
@@ -20,7 +20,7 @@ module("Discourse Chat | Component | chat-message", function (hooks) {
     });
     await render(template);
 
-    assert.true(exists(".chat-message-edited"), "has the correct css class");
+    assert.dom(".chat-message-edited").exists("has the correct css class");
   });
 
   test("Deleted message", async function (assert) {
@@ -30,10 +30,9 @@ module("Discourse Chat | Component | chat-message", function (hooks) {
     });
     await render(template);
 
-    assert.true(
-      exists(".chat-message-text.-deleted .chat-message-expand"),
-      "has the correct css class and expand button within"
-    );
+    assert
+      .dom(".chat-message-text.-deleted .chat-message-expand")
+      .exists("has the correct css class and expand button within");
   });
 
   test("Hidden message", async function (assert) {
@@ -42,10 +41,9 @@ module("Discourse Chat | Component | chat-message", function (hooks) {
     });
     await render(template);
 
-    assert.true(
-      exists(".chat-message-text.-hidden .chat-message-expand"),
-      "has the correct css class and expand button within"
-    );
+    assert
+      .dom(".chat-message-text.-hidden .chat-message-expand")
+      .exists("has the correct css class and expand button within");
   });
 
   test("Message by a bot", async function (assert) {
@@ -79,10 +77,9 @@ module("Discourse Chat | Component | chat-message", function (hooks) {
     });
     await render(template);
 
-    assert.true(
-      exists(".chat-message-container.has-reply"),
-      "has the correct css class"
-    );
+    assert
+      .dom(".chat-message-container.has-reply")
+      .exists("has the correct css class");
   });
 
   test("Message with streaming", async function (assert) {
diff --git a/plugins/chat/test/javascripts/components/chat-message-text-test.js b/plugins/chat/test/javascripts/components/chat-message-text-test.js
index f9e9ee0fd26..3e22a94f7f7 100644
--- a/plugins/chat/test/javascripts/components/chat-message-text-test.js
+++ b/plugins/chat/test/javascripts/components/chat-message-text-test.js
@@ -16,7 +16,7 @@ module("Discourse Chat | Component | chat-message-text", function (hooks) {
       </ChatMessageText>
     `);
 
-    assert.true(exists(".yield-me"));
+    assert.dom(".yield-me").exists();
   });
 
   test("shows collapsed", async function (assert) {
@@ -29,7 +29,7 @@ module("Discourse Chat | Component | chat-message-text", function (hooks) {
       hbs`<ChatMessageText @cooked={{this.cooked}} @uploads={{this.uploads}} />`
     );
 
-    assert.true(exists(".chat-message-collapser"));
+    assert.dom(".chat-message-collapser").exists();
   });
 
   test("does not collapse a non-image onebox", async function (assert) {
@@ -47,7 +47,7 @@ module("Discourse Chat | Component | chat-message-text", function (hooks) {
       hbs`<ChatMessageText @cooked={{this.cooked}} @edited={{true}} />`
     );
 
-    assert.true(exists(".chat-message-edited"));
+    assert.dom(".chat-message-edited").exists();
   });
 
   test("shows edits - collapsible message", async function (assert) {
@@ -60,6 +60,6 @@ module("Discourse Chat | Component | chat-message-text", function (hooks) {
       hbs`<ChatMessageText @cooked={{this.cooked}} @edited={{true}} />`
     );
 
-    assert.true(exists(".chat-message-edited"));
+    assert.dom(".chat-message-edited").exists();
   });
 });
diff --git a/plugins/chat/test/javascripts/components/chat-upload-test.js b/plugins/chat/test/javascripts/components/chat-upload-test.js
index 6a743bfbdf8..5c659fb2520 100644
--- a/plugins/chat/test/javascripts/components/chat-upload-test.js
+++ b/plugins/chat/test/javascripts/components/chat-upload-test.js
@@ -2,7 +2,7 @@ import { render, settled } from "@ember/test-helpers";
 import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists, query } from "discourse/tests/helpers/qunit-helpers";
+import { query } from "discourse/tests/helpers/qunit-helpers";
 
 const IMAGE_FIXTURE = {
   id: 290,
@@ -73,7 +73,7 @@ module("Discourse Chat | Component | chat-upload", function (hooks) {
 
     await render(hbs`<ChatUpload @upload={{this.upload}} />`);
 
-    assert.true(exists("img.chat-img-upload"), "displays as an image");
+    assert.dom("img.chat-img-upload").exists("displays as an image");
     const image = query("img.chat-img-upload");
     assert.strictEqual(image.loading, "lazy", "is lazy loading");
 
@@ -98,7 +98,7 @@ module("Discourse Chat | Component | chat-upload", function (hooks) {
 
     await render(hbs`<ChatUpload @upload={{this.upload}} />`);
 
-    assert.true(exists("video.chat-video-upload"), "displays as an video");
+    assert.dom("video.chat-video-upload").exists("displays as an video");
     assert.dom("video.chat-video-upload").hasAttribute("controls");
     assert
       .dom("video.chat-video-upload")
@@ -114,7 +114,7 @@ module("Discourse Chat | Component | chat-upload", function (hooks) {
 
     await render(hbs`<ChatUpload @upload={{this.upload}} />`);
 
-    assert.true(exists("audio.chat-audio-upload"), "displays as an audio");
+    assert.dom("audio.chat-audio-upload").exists("displays as an audio");
     assert.dom("audio.chat-audio-upload").hasAttribute("controls");
     assert
       .dom("audio.chat-audio-upload")
@@ -130,7 +130,7 @@ module("Discourse Chat | Component | chat-upload", function (hooks) {
 
     await render(hbs`<ChatUpload @upload={{this.upload}} />`);
 
-    assert.true(exists("a.chat-other-upload"), "displays as a link");
+    assert.dom("a.chat-other-upload").exists("displays as a link");
     const link = query("a.chat-other-upload");
     assert.strictEqual(link.href, TXT_FIXTURE.url, "has the correct URL");
   });
diff --git a/plugins/chat/test/javascripts/components/collapser-test.js b/plugins/chat/test/javascripts/components/collapser-test.js
index 1c048b7bdbe..bcc08b5a997 100644
--- a/plugins/chat/test/javascripts/components/collapser-test.js
+++ b/plugins/chat/test/javascripts/components/collapser-test.js
@@ -3,7 +3,7 @@ import { click, render } from "@ember/test-helpers";
 import hbs from "htmlbars-inline-precompile";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
-import { exists, visible } from "discourse/tests/helpers/qunit-helpers";
+import { visible } from "discourse/tests/helpers/qunit-helpers";
 
 module("Discourse Chat | Component | collapser", function (hooks) {
   setupRenderingTest(hooks);
@@ -13,7 +13,7 @@ module("Discourse Chat | Component | collapser", function (hooks) {
 
     await render(hbs`<Collapser @header={{this.header}} />`);
 
-    assert.true(exists(".cat"));
+    assert.dom(".cat").exists();
   });
 
   test("collapses and expands yielded body", async function (assert) {
diff --git a/plugins/chat/test/javascripts/components/dc-filter-input-test.js b/plugins/chat/test/javascripts/components/dc-filter-input-test.js
index 541ed0777f9..ef1c4319cc5 100644
--- a/plugins/chat/test/javascripts/components/dc-filter-input-test.js
+++ b/plugins/chat/test/javascripts/components/dc-filter-input-test.js
@@ -10,26 +10,26 @@ module("Discourse Chat | Component | dc-filter-input", function (hooks) {
   test("Left icon", async function (assert) {
     await render(hbs`<DcFilterInput @icons={{hash left="bell"}} />`);
 
-    assert.true(exists(".d-icon-bell.-left"));
+    assert.dom(".d-icon-bell.-left").exists();
   });
 
   test("Right icon", async function (assert) {
     await render(hbs`<DcFilterInput @icons={{hash right="bell"}} />`);
 
-    assert.true(exists(".d-icon-bell.-right"));
+    assert.dom(".d-icon-bell.-right").exists();
   });
 
   test("containerClass argument", async function (assert) {
     await render(hbs`<DcFilterInput @containerClass="foo" />`);
 
-    assert.true(exists(".dc-filter-input-container.foo"));
+    assert.dom(".dc-filter-input-container.foo").exists();
   });
 
   test("Html attributes", async function (assert) {
     await render(hbs`<DcFilterInput data-foo="1" placeholder="bar" />`);
 
-    assert.true(exists('.dc-filter-input[data-foo="1"]'));
-    assert.true(exists('.dc-filter-input[placeholder="bar"]'));
+    assert.dom('.dc-filter-input[data-foo="1"]').exists();
+    assert.dom('.dc-filter-input[placeholder="bar"]').exists();
   });
 
   test("Filter action", async function (assert) {
@@ -47,7 +47,7 @@ module("Discourse Chat | Component | dc-filter-input", function (hooks) {
     await render(hbs`<DcFilterInput @filterAction={{this.action}} />`);
     await triggerEvent(".dc-filter-input", "focusin");
 
-    assert.true(exists(".dc-filter-input-container.is-focused"));
+    assert.dom(".dc-filter-input-container.is-focused").exists();
 
     await triggerEvent(".dc-filter-input", "focusout");
 
diff --git a/plugins/chat/test/javascripts/integration/components/user-menu/chat-notifications-list-test.js b/plugins/chat/test/javascripts/integration/components/user-menu/chat-notifications-list-test.js
index c91807788e9..77c8fefeae5 100644
--- a/plugins/chat/test/javascripts/integration/components/user-menu/chat-notifications-list-test.js
+++ b/plugins/chat/test/javascripts/integration/components/user-menu/chat-notifications-list-test.js
@@ -3,7 +3,7 @@ import { hbs } from "ember-cli-htmlbars";
 import { module, test } from "qunit";
 import { setupRenderingTest } from "discourse/tests/helpers/component-test";
 import pretender, { response } from "discourse/tests/helpers/create-pretender";
-import { exists, query } from "discourse/tests/helpers/qunit-helpers";
+import { query } from "discourse/tests/helpers/qunit-helpers";
 import I18n from "discourse-i18n";
 
 module(
@@ -21,7 +21,7 @@ module(
 
     test("empty state when there are no notifications", async function (assert) {
       await render(template);
-      assert.true(exists(".empty-state .empty-state-body"));
+      assert.dom(".empty-state .empty-state-body").exists();
       assert.strictEqual(
         query(".empty-state .empty-state-title").textContent.trim(),
         I18n.t("user_menu.no_chat_notifications_title")
diff --git a/plugins/poll/test/javascripts/acceptance/poll-builder-enabled-test.js b/plugins/poll/test/javascripts/acceptance/poll-builder-enabled-test.js
index ceeae520d1d..dcd99855637 100644
--- a/plugins/poll/test/javascripts/acceptance/poll-builder-enabled-test.js
+++ b/plugins/poll/test/javascripts/acceptance/poll-builder-enabled-test.js
@@ -3,7 +3,6 @@ import { test } from "qunit";
 import { AUTO_GROUPS } from "discourse/lib/constants";
 import {
   acceptance,
-  exists,
   updateCurrentUser,
 } from "discourse/tests/helpers/qunit-helpers";
 import I18n from "discourse-i18n";
@@ -34,24 +33,21 @@ acceptance("Poll Builder - polls are enabled", function (needs) {
 
     await click(pollBuilderButtonSelector);
 
-    assert.true(
-      exists(".poll-type-value-regular.active"),
-      "regular type is active"
-    );
+    assert
+      .dom(".poll-type-value-regular.active")
+      .exists("regular type is active");
 
     await click(".poll-type-value-multiple");
 
-    assert.true(
-      exists(".poll-type-value-multiple.active"),
-      "multiple type is active"
-    );
+    assert
+      .dom(".poll-type-value-multiple.active")
+      .exists("multiple type is active");
 
     await click(".poll-type-value-regular");
 
-    assert.true(
-      exists(".poll-type-value-regular.active"),
-      "regular type is active"
-    );
+    assert
+      .dom(".poll-type-value-regular.active")
+      .exists("regular type is active");
   });
 
   test("regular user - insufficient trust level", async function (assert) {