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packages/types/footer-layout.test.ts

@@ -0,0 +1,46 @@
+import { describe, expect, test } from 'bun:test'
+import {
+  DEFAULT_FOOTER_LAYOUT_SETTINGS,
+  FooterLayoutSettingsPatchSchema,
+  FooterLayoutSettingsSchema,
+} from './index'
+
+describe('footer layout settings contract', () => {
+  test('keeps the legacy storefront presentation as the default', () => {
+    expect(FooterLayoutSettingsSchema.parse(DEFAULT_FOOTER_LAYOUT_SETTINGS)).toEqual(
+      DEFAULT_FOOTER_LAYOUT_SETTINGS,
+    )
+  })
+
+  test('rejects duplicate and unknown footer columns', () => {
+    const duplicate = FooterLayoutSettingsSchema.safeParse({
+      ...DEFAULT_FOOTER_LAYOUT_SETTINGS,
+      columns: ['brand', 'brand'],
+    })
+    const unknown = FooterLayoutSettingsSchema.safeParse({
+      ...DEFAULT_FOOTER_LAYOUT_SETTINGS,
+      columns: ['brand', 'legal'],
+    })
+
+    expect(duplicate.success).toBe(false)
+    expect(unknown.success).toBe(false)
+  })
+
+  test('rejects unknown presentation fields', () => {
+    expect(FooterLayoutSettingsSchema.safeParse({
+      ...DEFAULT_FOOTER_LAYOUT_SETTINGS,
+      customCss: 'display: none',
+    }).success).toBe(false)
+  })
+
+  test('allows a partial nested finale patch but remains strict', () => {
+    expect(FooterLayoutSettingsPatchSchema.parse({
+      desktopColumns: 3,
+      finale: { enabled: false },
+    })).toEqual({ desktopColumns: 3, finale: { enabled: false } })
+
+    expect(FooterLayoutSettingsPatchSchema.safeParse({
+      finale: { height: '1000vh' },
+    }).success).toBe(false)
+  })
+})