test(textarea): migrate tests to playwright (#25512)

core/src/components/textarea/test/a11y/textarea.e2e.ts

@@ -0,0 +1,30 @@
+import { expect } from '@playwright/test';
+import { test } from '@utils/test/playwright';
+
+test.describe('textarea: a11y', () => {
+  test('does not set a default aria-labelledby when there is not a neighboring ion-label', async ({ page }) => {
+    await page.setContent(`<ion-textarea></ion-textarea>`);
+
+    await page.setIonViewport();
+
+    const textarea = page.locator('ion-textarea textarea');
+    const ariaLabelledBy = await textarea.getAttribute('aria-labelledby');
+
+    expect(ariaLabelledBy).toBe(null);
+  });
+
+  test('set a default aria-labelledby when a neighboring ion-label exist', async ({ page }) => {
+    await page.setContent(`
+      <ion-item>
+        <ion-label>A11y Test</ion-label>
+        <ion-textarea></ion-textarea>
+      </ion-item>
+    `);
+
+    const label = page.locator('ion-label');
+    const textarea = page.locator('ion-textarea textarea');
+    const ariaLabelledBy = await textarea.getAttribute('aria-labelledby');
+
+    expect(ariaLabelledBy).toBe(await label.getAttribute('id'));
+  });
+});

core/src/components/textarea/test/autogrow/textarea.e2e.ts

@@ -0,0 +1,50 @@
+import { expect } from '@playwright/test';
+import { test } from '@utils/test/playwright';
+
+test.describe('textarea: autogrow', () => {
+  test.skip('should not have visual regressions', async ({ page }) => {
+    await page.goto(`/src/components/textarea/test/autogrow`);
+
+    await page.waitForChanges();
+
+    await page.setIonViewport();
+
+    expect(await page.screenshot()).toMatchSnapshot(`textarea-autogrow-diff-${page.getSnapshotSettings()}.png`);
+  });
+
+  test('should grow when typing', async ({ page }) => {
+    await page.setContent(
+      `
+      <ion-app>
+        <ion-content>
+          <ion-list>
+            <ion-item>
+              <ion-textarea auto-grow="true"></ion-textarea>
+            </ion-item>
+          </ion-list>
+        </ion-content>
+      </ion-app>`
+    );
+
+    const textarea = await page.waitForSelector('ion-textarea');
+
+    await textarea.click();
+
+    await textarea.type('Now, this is a story all about how');
+
+    await page.setIonViewport();
+
+    expect(await textarea.screenshot()).toMatchSnapshot(`textarea-autogrow-initial-${page.getSnapshotSettings()}.png`);
+
+    await textarea.type(
+      [
+        `\nMy life got flipped-turned upside down`,
+        `And I'd like to take a minute`,
+        `Just sit right there`,
+        `I'll tell you how I became the prince of a town called Bel-Air`,
+      ].join('\n')
+    );
+
+    expect(await textarea.screenshot()).toMatchSnapshot(`textarea-autogrow-after-${page.getSnapshotSettings()}.png`);
+  });
+});

core/src/components/textarea/test/basic/index.html

@@ -45,7 +45,7 @@
 
           <ion-item>
             <ion-label color="primary" position="floating">Floating Label</ion-label>
-            <ion-textarea id="timeout"></ion-textarea>
+            <ion-textarea></ion-textarea>
           </ion-item>
 
           <ion-item>
@@ -68,10 +68,11 @@
             <ion-textarea clear-on-edit="true"></ion-textarea>
           </ion-item>
 
-          <ion-item>
+          <!-- TODO: Re-add auto grow with PR#24205 -->
+          <!-- <ion-item>
             <ion-label color="primary">Autogrow</ion-label>
             <ion-textarea auto-grow="true"></ion-textarea>
-          </ion-item>
+          </ion-item> -->
         </ion-list>
 
         <div class="ion-text-center">
@@ -88,11 +89,6 @@
       </ion-content>
 
       <script>
-        var textarea = document.getElementById('timeout');
-        setTimeout(() => {
-          textarea.value = 'timeout';
-        }, 1000);
-
         function toggleBoolean(id, prop) {
           var el = document.getElementById(id);
 

core/src/components/textarea/test/basic/textarea.e2e.ts

@@ -0,0 +1,51 @@
+import { expect } from '@playwright/test';
+import { test } from '@utils/test/playwright';
+
+test.describe('textarea: basic', () => {
+  test('should not have visual regressions', async ({ page }) => {
+    await page.goto(`/src/components/textarea/test/basic`);
+
+    /**
+     * The auto grow implementation uses a requestAnimationFrame to append styles to the textarea
+     * on load. We need to wait for changes otherwise the screenshot can be taken before the
+     * styles are applied.
+     */
+    await page.waitForChanges();
+
+    await page.setIonViewport();
+
+    expect(await page.screenshot()).toMatchSnapshot(`textarea-diff-${page.getSnapshotSettings()}.png`);
+  });
+
+  test.describe('with floating labels', () => {
+    /**
+     * Verifies the display of a floating label above an `ion-textarea`.
+     * Captures a screenshot of the initial state (without a value) and verifies
+     * that the label translates correctly after the value is set.
+     */
+    test('should not have visual regressions', async ({ page }) => {
+      await page.setContent(`
+      <ion-item>
+        <ion-label position="floating">Floating Label</ion-label>
+        <ion-textarea></ion-textarea>
+      </ion-item>`);
+
+      const item = page.locator('ion-item');
+      const textarea = page.locator('ion-textarea');
+
+      expect(await item.screenshot()).toMatchSnapshot(
+        `textarea-floating-label-initial-${page.getSnapshotSettings()}.png`
+      );
+
+      await textarea.evaluate((el: HTMLIonTextareaElement) => {
+        el.value = 'Updated value';
+      });
+
+      await page.waitForChanges();
+
+      await page.setIonViewport();
+
+      expect(await item.screenshot()).toMatchSnapshot(`textarea-floating-label-diff-${page.getSnapshotSettings()}.png`);
+    });
+  });
+});

core/src/components/textarea/test/standalone/index.html

@@ -21,7 +21,7 @@
     <ion-textarea value="thus shuld git spellchuk" spellcheck="true"></ion-textarea>
     <ion-textarea value="thus shuld NOT git spellchuk" spellcheck="false"></ion-textarea>
     <ion-textarea placeholder="Custom" class="custom"></ion-textarea>
-    <ion-textarea id="nowrap" rows="15"></ion-textarea>
+    <ion-textarea id="ascii" rows="15"></ion-textarea>
     <ion-textarea placeholder="Auto Grow!" auto-grow="true"></ion-textarea>
 
     <style>
@@ -30,17 +30,17 @@
         --color: blue;
       }
 
-      #nowrap {
+      #ascii {
         font-size: 8px;
         font-family: monospace;
         font-weight: bold;
 
-        white-space: nowrap;
+        white-space: pre;
       }
     </style>
 
     <script>
-      var textarea = document.querySelector('#nowrap');
+      var textarea = document.querySelector('#ascii');
 
       textarea.value = `@@@@@@@////////////////@@@(/#@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
 @@@@/////@@@@@@@@@@@@@@@///////@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

core/src/components/textarea/test/standalone/textarea.e2e.ts

@@ -0,0 +1,15 @@
+import { expect } from '@playwright/test';
+import { test } from '@utils/test/playwright';
+
+test.describe('textarea: standalone', () => {
+  /**
+   * Verifies `ion-textarea` visual display when used outside of an `ion-app` component.
+   */
+  test('should not have visual regressions', async ({ page }) => {
+    await page.goto(`/src/components/textarea/test/standalone`);
+
+    await page.setIonViewport();
+
+    expect(await page.screenshot()).toMatchSnapshot(`textarea-standalone-diff-${page.getSnapshotSettings()}.png`);
+  });
+});