refactor testing

test/unit/cotRouter.spec.js

@@ -1,27 +1,25 @@
 import { describe, it, expect } from 'vitest'
-import { isCotFirstByte, COT_FIRST_BYTE_TAK, COT_FIRST_BYTE_XML } from '../../server/utils/cotRouter.js'
+import { isCotFirstByte, COT_FIRST_BYTE_TAK, COT_FIRST_BYTE_XML } from '../../server/utils/cotParser.js'
 
 describe('cotRouter', () => {
   describe('isCotFirstByte', () => {
-    it('returns true for TAK Protocol (0xBF)', () => {
-      expect(isCotFirstByte(0xBF)).toBe(true)
-      expect(isCotFirstByte(COT_FIRST_BYTE_TAK)).toBe(true)
+    it.each([
+      [0xBF, true],
+      [COT_FIRST_BYTE_TAK, true],
+      [0x3C, true],
+      [COT_FIRST_BYTE_XML, true],
+    ])('returns true for valid COT bytes: 0x%02X', (byte, expected) => {
+      expect(isCotFirstByte(byte)).toBe(expected)
     })
 
-    it('returns true for traditional XML (<)', () => {
-      expect(isCotFirstByte(0x3C)).toBe(true)
-      expect(isCotFirstByte(COT_FIRST_BYTE_XML)).toBe(true)
-    })
-
-    it('returns false for HTTP-like first bytes', () => {
-      expect(isCotFirstByte(0x47)).toBe(false) // 'G' GET
-      expect(isCotFirstByte(0x50)).toBe(false) // 'P' POST
-      expect(isCotFirstByte(0x48)).toBe(false) // 'H' HEAD
-    })
-
-    it('returns false for other bytes', () => {
-      expect(isCotFirstByte(0x00)).toBe(false)
-      expect(isCotFirstByte(0x16)).toBe(false) // TLS client hello
+    it.each([
+      [0x47, false], // 'G' GET
+      [0x50, false], // 'P' POST
+      [0x48, false], // 'H' HEAD
+      [0x00, false],
+      [0x16, false], // TLS client hello
+    ])('returns false for non-COT bytes: 0x%02X', (byte, expected) => {
+      expect(isCotFirstByte(byte)).toBe(expected)
     })
   })
 })