Premier commit déjà bien avancé

frontend/node_modules/@marijn/find-cluster-break/test/test-cluster.js

@@ -0,0 +1,30 @@
+import {findClusterBreak} from "../src/index.js"
+
+function assertEq(a, b) {
+  if (a !== b) throw new Error(`${a} !== ${b}`)
+}
+
+describe("findClusterBreak", () => {
+  function test(spec) {
+    it(spec, () => {
+      let breaks = [], next
+      while ((next = spec.indexOf("|")) > -1) {
+        breaks.push(next)
+        spec = spec.slice(0, next) + spec.slice(next + 1)
+      }
+      let found = []
+      for (let i = 0;;) {
+        let next = findClusterBreak(spec, i)
+        if (next == spec.length) break
+        found.push(i = next)
+      }
+      assertEq(found.join(","), breaks.join(","))
+    })
+  }
+  
+  test("a|b|c|d")
+  test("a|é̠|ő|x")
+  test("😎|🙉")
+  test("👨‍🎤|💪🏽|👩‍👩‍👧‍👦|❤")
+  test("🇩🇪|🇫🇷|🇪🇸|x|🇮🇹")
+})