Add some basic test cases for normalizeBranchName

app/src/lib/utils/branch.test.ts

@@ -0,0 +1,16 @@
+import { normalizeBranchName } from '$lib/utils/branch';
+import { describe, expect, test } from 'vitest';
+
+describe.concurrent('normalizeBranchName', () => {
+	test('it should remove undesirable symbols', () => {
+		expect(normalizeBranchName('a£^&*() b')).toEqual('a-b');
+	});
+
+	test('it should preserve capital letters', () => {
+		expect(normalizeBranchName('Hello World')).toEqual('Hello-World');
+	});
+
+	test('it should preserve `#`, `_`, `/`, and `.`', () => {
+		expect(normalizeBranchName('hello#_./world')).toEqual('hello#_./world');
+	});
+});