refactor: refactor british english (@fehmer) (monkeytypegame#6277)

Author: fehmer

frontend/__tests__/test/british-english.spec.ts

@@ -0,0 +1,39 @@
+import { replace as replace } from "../../src/ts/test/british-english";
+import Config from "../../src/ts/config";
+
+describe("british-english", () => {
+  describe("replace", () => {
+    beforeEach(() => (Config.mode = "time"));
+
+    it("should not replace words with no rule", () => {
+      expect(replace("test", "")).resolves.toEqual("test");
+      expect(replace("Test", "")).resolves.toEqual("Test");
+    });
+
+    it("should replace words", () => {
+      expect(replace("math", "")).resolves.toEqual("maths");
+      expect(replace("Math", "")).resolves.toEqual("Maths");
+    });
+
+    it("should replace words with non-word characters around", () => {
+      expect(replace(" :math-. ", "")).resolves.toEqual(" :maths-. ");
+      expect(replace(" :Math-. ", "")).resolves.toEqual(" :Maths-. ");
+    });
+
+    it("should not replace in quote mode if previousWord matches excepted words", () => {
+      //GIVEN
+      Config.mode = "quote";
+
+      //WHEN/THEN
+      expect(replace("tire", "will")).resolves.toEqual("tire");
+      expect(replace("tire", "")).resolves.toEqual("tyre");
+    });
+
+    it("should replace hyphenated words", () => {
+      expect(replace("cream-colored", "")).resolves.toEqual("cream-coloured");
+      expect(replace("armor-flavoring", "")).resolves.toEqual(
+        "armour-flavouring"
+      );
+    });
+  });
+});