fix: SEO SPA editor last fixes (3/4)

web/src/lib/__tests__/directory.spec.ts

@@ -167,3 +167,20 @@ describe('parseDirectoryQuery', () => {
 		})
 	})
 })
+
+describe('slugify parity with the API slug generator', () => {
+	it.each([
+		['Crème Brûlée à la façon', 'creme-brulee-a-la-facon'],
+		['Straße œuvre Łódź', 'strasse-oeuvre-lodz'],
+		['Ångström', 'angstrom'],
+		['Tiếng Việt', 'ti-ng-vi-t'],
+		['  --Hello,   World!--  ', 'hello-world'],
+		['', ''],
+	])('turns %j into %j', (text, expected) => {
+		expect(slugify(text, 100)).toBe(expected)
+	})
+
+	it('cuts to the limit and drops a trailing dash', () => {
+		expect(slugify('abcd efgh', 5)).toBe('abcd')
+	})
+})