diff --git a/packages/network-debugger/package.json b/packages/network-debugger/package.json
index 3dbbae5..8367c1e 100644
--- a/packages/network-debugger/package.json
+++ b/packages/network-debugger/package.json
@@ -18,7 +18,7 @@
     }
   },
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
+    "test": "vitest",
     "build": "vite build",
     "dev": "vite build --watch"
   },
@@ -47,7 +47,7 @@
     "tslib": "2.6.2",
     "vite": "^5.2.10",
     "vite-plugin-dts": "^3.8.3",
-    "vitest": "^1.5.0"
+    "vitest": "^2.0.3"
   },
   "dependencies": {
     "iconv-lite": "^0.6.3",
diff --git a/packages/network-debugger/src/common.test.ts b/packages/network-debugger/src/common.test.ts
new file mode 100644
index 0000000..e1ec6ce
--- /dev/null
+++ b/packages/network-debugger/src/common.test.ts
@@ -0,0 +1,25 @@
+import { vi, describe, beforeEach, test, expect } from 'vitest'
+import { RequestDetail, __filename, __dirname } from './common'
+
+describe('RequestDetail', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+  })
+
+  describe('constructor', () => {
+    test('should initialize with a unique id and default properties', () => {
+      const requestDetail = new RequestDetail()
+
+      expect(requestDetail.id).toBeDefined()
+      expect(requestDetail.responseInfo).toEqual({})
+      expect(requestDetail.initiator).not.toBeUndefined()
+    })
+
+    test('should increment id for each new instance', () => {
+      const requestDetail1 = new RequestDetail()
+      const requestDetail2 = new RequestDetail()
+
+      expect(Number(requestDetail2.id)).toBe(Number(requestDetail1.id) + 1)
+    })
+  })
+})
diff --git a/packages/network-debugger/src/fork/pipe/request-header-transformer.test.ts b/packages/network-debugger/src/fork/pipe/request-header-transformer.test.ts
new file mode 100644
index 0000000..3930ab6
--- /dev/null
+++ b/packages/network-debugger/src/fork/pipe/request-header-transformer.test.ts
@@ -0,0 +1,52 @@
+import { RequestHeaderPipe } from './request-header-transformer'
+import { describe, test, expect } from 'vitest'
+
+describe('RequestHeaderPipe', () => {
+  describe('constructor', () => {
+    test('should initialize with empty headers when no headers are provided', () => {
+      const requestHeaderPipe = new RequestHeaderPipe()
+      expect(requestHeaderPipe.getData()).toEqual({})
+    })
+
+    test('should initialize with provided headers', () => {
+      const headers = { 'Content-Type': 'application/json', Accept: 'application/json' }
+      const requestHeaderPipe = new RequestHeaderPipe(headers)
+      expect(requestHeaderPipe.getData()).toEqual(headers)
+    })
+  })
+
+  describe('getHeader', () => {
+    test('should return the value of the header if it exists (case-insensitive)', () => {
+      const headers = { 'Content-Type': 'application/json', Accept: 'application/json' }
+      const requestHeaderPipe = new RequestHeaderPipe(headers)
+
+      expect(requestHeaderPipe.getHeader('content-type')).toBe('application/json')
+      expect(requestHeaderPipe.getHeader('Content-Type')).toBe('application/json')
+    })
+
+    test('should return undefined if the header does not exist', () => {
+      const headers = { 'Content-Type': 'application/json', Accept: 'application/json' }
+      const requestHeaderPipe = new RequestHeaderPipe(headers)
+
+      expect(requestHeaderPipe.getHeader('Authorization')).toBeUndefined()
+    })
+  })
+
+  describe('getData', () => {
+    test('should return all headers', () => {
+      const headers = { 'Content-Type': 'application/json', Accept: 'application/json' }
+      const requestHeaderPipe = new RequestHeaderPipe(headers)
+
+      expect(requestHeaderPipe.getData()).toEqual(headers)
+    })
+  })
+
+  describe('valueOf', () => {
+    test('should return the headers object', () => {
+      const headers = { 'Content-Type': 'application/json', Accept: 'application/json' }
+      const requestHeaderPipe = new RequestHeaderPipe(headers)
+
+      expect(requestHeaderPipe.valueOf()).toEqual(headers)
+    })
+  })
+})
diff --git a/packages/network-debugger/src/utils/call-site.test.ts b/packages/network-debugger/src/utils/call-site.test.ts
new file mode 100644
index 0000000..3f2e7b3
--- /dev/null
+++ b/packages/network-debugger/src/utils/call-site.test.ts
@@ -0,0 +1,97 @@
+import { CallSite } from './call-site'
+import { describe, test, expect } from 'vitest'
+
+describe('CallSite', () => {
+  test('parses a simple stack trace line', () => {
+    const line = 'at Object.<anonymous> (/path/to/file.js:10:15)'
+    const callSite = new CallSite(line)
+
+    expect(callSite.fileName).toBe('/path/to/file.js')
+    expect(callSite.lineNumber).toBe(10)
+    expect(callSite.columnNumber).toBe(15)
+    expect(callSite.functionName).toBe(null)
+    expect(callSite.typeName).toBe('Object')
+    expect(callSite.methodName).toBe(null)
+    expect(callSite.native).toBe(false)
+  })
+
+  test('parses a stack trace line with a function name', () => {
+    const line = 'at functionName (/path/to/file.js:10:15)'
+    const callSite = new CallSite(line)
+
+    expect(callSite.fileName).toBe('/path/to/file.js')
+    expect(callSite.lineNumber).toBe(10)
+    expect(callSite.columnNumber).toBe(15)
+    expect(callSite.functionName).toBe('functionName')
+    expect(callSite.typeName).toBe(null)
+    expect(callSite.methodName).toBe(null)
+    expect(callSite.native).toBe(false)
+  })
+
+  test('parses a native stack trace line', () => {
+    const line = 'at native'
+    const callSite = new CallSite(line)
+
+    expect(callSite.fileName).toBe(null)
+    expect(callSite.lineNumber).toBe(null)
+    expect(callSite.columnNumber).toBe(null)
+    expect(callSite.functionName).toBe(null)
+    expect(callSite.typeName).toBe(null)
+    expect(callSite.methodName).toBe(null)
+    expect(callSite.native).toBe(true)
+  })
+
+  test('parses a line with object and method name', () => {
+    const line = 'at MyObject.myMethod (/path/to/file.js:10:15)'
+    const callSite = new CallSite(line)
+
+    expect(callSite.fileName).toBe('/path/to/file.js')
+    expect(callSite.lineNumber).toBe(10)
+    expect(callSite.columnNumber).toBe(15)
+    expect(callSite.functionName).toBe('MyObject.myMethod')
+    expect(callSite.typeName).toBe('MyObject')
+    expect(callSite.methodName).toBe('myMethod')
+    expect(callSite.native).toBe(false)
+  })
+
+  test('parses a line with anonymous function', () => {
+    const line = 'at <anonymous> (/path/to/file.js:10:15)'
+    const callSite = new CallSite(line)
+
+    expect(callSite.fileName).toBe('/path/to/file.js')
+    expect(callSite.lineNumber).toBe(10)
+    expect(callSite.columnNumber).toBe(15)
+    expect(callSite.functionName).toBe('<anonymous>')
+    expect(callSite.typeName).toBe(null)
+    expect(callSite.methodName).toBe(null)
+    expect(callSite.native).toBe(false)
+  })
+
+  test('copying properties from another CallSite instance', () => {
+    const site1 = new CallSite('at functionName (/path/to/file.js:10:15)')
+    const site2 = new CallSite(site1)
+
+    expect(site2.fileName).toBe('/path/to/file.js')
+    expect(site2.lineNumber).toBe(10)
+    expect(site2.columnNumber).toBe(15)
+    expect(site2.functionName).toBe('functionName')
+    expect(site2.typeName).toBe(null)
+    expect(site2.methodName).toBe(null)
+    expect(site2.native).toBe(false)
+  })
+
+  test('converts CallSite to string', () => {
+    const callSite = new CallSite('at MyObject.myMethod (/path/to/file.js:10:15)')
+    const expectedString = JSON.stringify({
+      fileName: '/path/to/file.js',
+      lineNumber: 10,
+      functionName: 'MyObject.myMethod',
+      typeName: 'MyObject',
+      methodName: 'myMethod',
+      columnNumber: 15,
+      native: false
+    })
+
+    expect(callSite.toString()).toBe(expectedString)
+  })
+})
diff --git a/packages/network-debugger/src/utils/stack.test.ts b/packages/network-debugger/src/utils/stack.test.ts
new file mode 100644
index 0000000..7828784
--- /dev/null
+++ b/packages/network-debugger/src/utils/stack.test.ts
@@ -0,0 +1,72 @@
+import { beforeEach, describe, expect, test, vi } from 'vitest'
+import { CallSite } from './call-site'
+import { getStackFrames, initiatorStackPipe } from './stack' // Adjust the path as needed
+
+vi.mock('./call-site', () => {
+  return {
+    CallSite: vi.fn().mockImplementation((line) => {
+      const instance = {
+        fileName: null,
+        lineNumber: null,
+        functionName: null,
+        typeName: null,
+        methodName: null,
+        columnNumber: null,
+        native: false
+      }
+
+      const parseMock = vi.fn((l: string) => instance)
+
+      if (typeof line === 'string') {
+        parseMock(line)
+      }
+
+      return instance
+    })
+  }
+})
+
+describe('Stack Frame Utilities', () => {
+  beforeEach(() => {
+    ;(CallSite as any).mockClear()
+  })
+
+  describe('getStackFrames', () => {
+    test('generates stack frames from an error stack', () => {
+      const stack =
+        'Error\n' +
+        '    at functionName (/path/to/file.js:10:15)\n' +
+        '    at Object.<anonymous> (/another/path/file.js:20:25)'
+      const frames = getStackFrames(stack)
+
+      expect(CallSite).toHaveBeenCalledTimes(2)
+      expect(frames.length).toBe(2)
+    })
+
+    test('captures stack frames when no stack is provided', () => {
+      const frames = getStackFrames()
+
+      // Expect the captureStackTrace to have been called
+      // Since we can't control the stack trace of the current environment in Jest,
+      // we'll just check that the frames are not empty.
+      expect(frames.length).toBeGreaterThan(0)
+    })
+  })
+
+  describe('initiatorStackPipe', () => {
+    test('filters out frames based on ignoreList', () => {
+      const mockFrames = [
+        { fileName: '/path/to/file.js', lineNumber: 10 },
+        { fileName: '(internal/async_hooks.js:1:1)', lineNumber: 1 },
+        { fileName: '/node_modules/module/file.js', lineNumber: 5 },
+        { fileName: '/another/path/file.js', lineNumber: 20 }
+      ].map((frame) => Object.assign(new CallSite(''), frame))
+
+      const filteredFrames = initiatorStackPipe(mockFrames)
+
+      expect(filteredFrames.length).toBe(2)
+      expect(filteredFrames[0].fileName).toBe('/path/to/file.js')
+      expect(filteredFrames[1].fileName).toBe('/another/path/file.js')
+    })
+  })
+})