Merge 8b9c328 into c860b70

.changeset/rotten-apples-hope.md

@@ -0,0 +1,7 @@
+---
+'@primer/react': minor
+---
+
+Adds UnderlinePanels component. It's like UnderlineNav, but for rendering semantic tabs instead of links.
+
+<!-- Changed components: UnderilnePanels -->

e2e/components/UnderlinePanels.test.ts

@@ -0,0 +1,245 @@
+import {test, expect} from '@playwright/test'
+import {visit} from '../test-helpers/storybook'
+import {themes} from '../test-helpers/themes'
+
+test.describe('UnderlinePanels', () => {
+  test.describe('Default', () => {
+    for (const theme of themes) {
+      test.describe(theme, () => {
+        test('default @vrt', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels--default',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+
+          // Default state
+          expect(await page.screenshot()).toMatchSnapshot(`UnderlineNav.Default.${theme}.png`)
+        })
+
+        test('axe @aat', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels--default',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+          await expect(page).toHaveNoViolations({
+            rules: {
+              'color-contrast': {
+                enabled: theme !== 'dark_dimmed',
+              },
+            },
+          })
+        })
+      })
+    }
+  })
+
+  test.describe('Labelled By External Element', () => {
+    for (const theme of themes) {
+      test.describe(theme, () => {
+        test('default @vrt', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--labelled-by-external-element',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+
+          // Default state
+          expect(await page.screenshot()).toMatchSnapshot(`UnderlineNav.Labelled By External Element.${theme}.png`)
+        })
+
+        test('axe @aat', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--labelled-by-external-element',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+          await expect(page).toHaveNoViolations({
+            rules: {
+              'color-contrast': {
+                enabled: theme !== 'dark_dimmed',
+              },
+            },
+          })
+        })
+      })
+    }
+  })
+
+  test.describe('Selected Tab', () => {
+    for (const theme of themes) {
+      test.describe(theme, () => {
+        test('default @vrt', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--selected-tab',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+
+          // Default state
+          expect(await page.screenshot()).toMatchSnapshot(`UnderlineNav.Selected Tab.${theme}.png`)
+        })
+
+        test('axe @aat', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--selected-tab',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+          await expect(page).toHaveNoViolations({
+            rules: {
+              'color-contrast': {
+                enabled: theme !== 'dark_dimmed',
+              },
+            },
+          })
+        })
+      })
+    }
+  })
+
+  test.describe('With Counters', () => {
+    for (const theme of themes) {
+      test.describe(theme, () => {
+        test('default @vrt', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-counters',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+
+          // Default state
+          expect(await page.screenshot()).toMatchSnapshot(`UnderlineNav.With Counters.${theme}.png`)
+        })
+
+        test('axe @aat', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-counters',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+          await expect(page).toHaveNoViolations({
+            rules: {
+              'color-contrast': {
+                enabled: theme !== 'dark_dimmed',
+              },
+            },
+          })
+        })
+      })
+    }
+  })
+
+  test.describe('With Counters In Loading State', () => {
+    for (const theme of themes) {
+      test.describe(theme, () => {
+        test('default @vrt', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-counters-in-loading-state',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+
+          // Default state
+          expect(await page.screenshot()).toMatchSnapshot(`UnderlineNav.With Counters In Loading State.${theme}.png`)
+        })
+
+        test('axe @aat', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-counters-in-loading-state',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+          await expect(page).toHaveNoViolations({
+            rules: {
+              'color-contrast': {
+                enabled: theme !== 'dark_dimmed',
+              },
+            },
+          })
+        })
+      })
+    }
+  })
+
+  test.describe('With Icons', () => {
+    for (const theme of themes) {
+      test.describe(theme, () => {
+        test('default @vrt', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-icons',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+
+          // Default state
+          expect(await page.screenshot()).toMatchSnapshot(`UnderlineNav.With Icons.${theme}.png`)
+        })
+
+        test('axe @aat', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-icons',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+          await expect(page).toHaveNoViolations({
+            rules: {
+              'color-contrast': {
+                enabled: theme !== 'dark_dimmed',
+              },
+            },
+          })
+        })
+      })
+    }
+  })
+
+  test.describe('With Icons Hidden On Narrow Screen', () => {
+    for (const theme of themes) {
+      test.describe(theme, () => {
+        test('default @vrt', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-icons-hidden-on-narrow-screen',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+
+          // Default state
+          expect(await page.screenshot()).toMatchSnapshot(
+            `UnderlineNav.With Icons Hidden On Narrow Screen.${theme}.png`,
+          )
+        })
+
+        test('axe @aat', async ({page}) => {
+          await visit(page, {
+            id: 'drafts-components-underlinepanels-features--with-icons-hidden-on-narrow-screen',
+            globals: {
+              colorScheme: theme,
+            },
+          })
+          await expect(page).toHaveNoViolations({
+            rules: {
+              'color-contrast': {
+                enabled: theme !== 'dark_dimmed',
+              },
+            },
+          })
+        })
+      })
+    }
+  })
+})

packages/react/package.json

@@ -89,7 +89,7 @@
     "@github/markdown-toolbar-element": "^2.1.0",
     "@github/paste-markdown": "^1.4.0",
     "@github/relative-time-element": "^4.1.2",
-    "@github/tab-container-element": "4.5.0",
+    "@github/tab-container-element": "4.7.0",
     "@lit-labs/react": "1.2.1",
     "@oddbird/popover-polyfill": "^0.3.1",
     "@primer/behaviors": "^1.5.1",

packages/react/src/UnderlineNav/UnderlineNav.docs.json

@@ -7,7 +7,7 @@
   "importPath": "@primer/react",
   "props": [
     {
-      "name": "afterSelect",
+      "name": "onSelect",
       "type": "(event) => void",
       "defaultValue": "",
       "description": "The handler that gets called when a nav link child is selected"
@@ -48,7 +48,7 @@
         },
         {
           "name": "counter",
-          "type": "number",
+          "type": "number | string",
           "defaultValue": "",
           "description": "The number to display in the counter label."
         },