diff --git a/package.json b/package.json
index 082e808..4e7f1a4 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "build": "next build",
     "start": "next start",
     "lint": "next lint",
-    "test": "vitest --passWithNoTests",
+    "test": "vitest",
     "cy:open": "wait-on http://localhost:3000/ && cypress open",
     "cy:run": "npm-run-all --parallel dev cy:open"
   },
diff --git a/src/app/(auth)/components/InputField.test.tsx b/src/app/(auth)/components/InputField.test.tsx
new file mode 100644
index 0000000..5009199
--- /dev/null
+++ b/src/app/(auth)/components/InputField.test.tsx
@@ -0,0 +1,63 @@
+import { describe, expect, vi } from "vitest";
+import { useForm } from "react-hook-form";
+import { fireEvent, render, screen } from "@testing-library/react";
+
+import InputField from "./InputField";
+
+type TestFormValues = {
+  nickname: string;
+};
+
+describe("InputField Component", () => {
+  const TestInputField = () => {
+    const {
+      register,
+      trigger,
+      watch,
+      formState: { errors },
+    } = useForm<TestFormValues>();
+
+    return (
+      <InputField
+        id="nickname"
+        label="Nickname"
+        type="text"
+        placeholder="별명"
+        register={register}
+        errors={errors}
+        trigger={trigger}
+        watch={watch}
+      />
+    );
+  };
+
+  it("InputField 렌더링 합니다.", () => {
+    render(<TestInputField />);
+    expect(screen.getByLabelText("Nickname")).toBeInTheDocument();
+  });
+
+  it("입력이 유효하지 않으면 오류 메시지를 표시합니다.", async () => {
+    const mockTrigger = vi.fn().mockResolvedValue(false);
+    render(<TestInputField />);
+
+    const input = screen.getByLabelText("Nickname") as HTMLInputElement;
+    fireEvent.blur(input);
+
+    await mockTrigger("nickname");
+    expect(mockTrigger).toHaveBeenCalledWith("nickname");
+
+    const errorElement = screen.getByRole("alert");
+    expect(errorElement).toBeInTheDocument();
+  });
+
+  it("blur() 되었을 때, InputField 유효성을 검사합니다.", async () => {
+    const mockTrigger = vi.fn().mockResolvedValue(true);
+    render(<TestInputField />);
+
+    const input = screen.getByLabelText("Nickname") as HTMLInputElement;
+    fireEvent.blur(input);
+
+    await mockTrigger("nickname");
+    expect(mockTrigger).toHaveBeenCalledWith("nickname");
+  });
+});
diff --git a/src/app/(auth)/components/InputField.tsx b/src/app/(auth)/components/InputField.tsx
index 912c26c..db1a4eb 100644
--- a/src/app/(auth)/components/InputField.tsx
+++ b/src/app/(auth)/components/InputField.tsx
@@ -74,7 +74,9 @@ export default function InputField<T extends FieldValues>({
         aria-required="true"
         onBlur={handleBlur} // 입력 필드에서 포커스가 벗어날 때 handleBlur를 호출합니다.
       />
-      <small className="mb-5 text-sm text-red-50">{errorText}</small>
+      <small role="alert" className="mb-5 text-sm text-red-50">
+        {errorText}
+      </small>
     </>
   );
 }
diff --git a/src/app/(auth)/components/SignupForm.test.tsx b/src/app/(auth)/components/SignupForm.test.tsx
new file mode 100644
index 0000000..1a83c5c
--- /dev/null
+++ b/src/app/(auth)/components/SignupForm.test.tsx
@@ -0,0 +1,157 @@
+import { render, screen, waitFor } from "@testing-library/react";
+import { vi, Mock } from "vitest";
+import userEvent from "@testing-library/user-event";
+
+import { useSignup } from "@/hook/useSignup";
+
+import SignupForm from "./SignupForm";
+
+// Mock modules
+vi.mock("next/navigation", () => ({
+  useRouter: () => ({
+    push: vi.fn(),
+  }),
+}));
+
+vi.mock("@/hook/useSignup", () => ({
+  useSignup: vi.fn(),
+}));
+
+vi.mock("react-toastify", () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+  },
+}));
+
+describe("SignupForm", () => {
+  const mockMutate = vi.fn();
+
+  beforeEach(() => {
+    vi.clearAllMocks();
+    (useSignup as Mock).mockReturnValue({
+      mutate: mockMutate,
+      isLoading: false,
+    });
+  });
+  
+  describe("렌더링 테스트", () => {
+    it("모든 입력 필드와 제출 버튼이 렌더링되어야 한다", () => {
+      render(<SignupForm />);
+
+      expect(screen.getByLabelText("닉네임")).toBeInTheDocument();
+      expect(screen.getByLabelText("아이디")).toBeInTheDocument();
+      expect(screen.getByLabelText("비밀번호")).toBeInTheDocument();
+      expect(screen.getByLabelText("비밀번호 확인")).toBeInTheDocument();
+      expect(screen.getByText("회원가입하기")).toBeInTheDocument();
+    });
+
+    it("페이지 로드시 닉네임 입력 필드에 포커스가 되어야 한다", () => {
+      render(<SignupForm />);
+
+      expect(screen.getByLabelText("닉네임")).toHaveFocus();
+    });
+  });
+
+  describe("유효성 검사", () => {
+    it("닉네임이 2자 미만일 경우 에러 메시지를 표시해야 한다", async () => {
+      render(<SignupForm />);
+      const nicknameInput = screen.getByLabelText("닉네임");
+
+      await userEvent.type(nicknameInput, "a");
+      await userEvent.tab();
+
+      expect(await screen.findByText("닉네임은 최소 2자 이상이어야 합니다.")).toBeInTheDocument();
+    });
+
+    it("이메일 형식이 잘못된 경우 에러 메시지를 표시해야 한다", async () => {
+      render(<SignupForm />);
+      const emailInput = screen.getByLabelText("아이디");
+
+      await userEvent.type(emailInput, "invalid-email");
+      await userEvent.tab();
+
+      expect(await screen.findByText("유효한 이메일 주소를 입력해 주세요.")).toBeInTheDocument();
+    });
+
+    it("비밀번호가 8자 미만일 경우 에러 메시지를 표시해야 한다", async () => {
+      render(<SignupForm />);
+      const passwordInput = screen.getByLabelText("비밀번호");
+
+      await userEvent.type(passwordInput, "1234567");
+      await userEvent.tab();
+
+      expect(await screen.findByText("비밀번호는 최소 8자 이상이어야 합니다.")).toBeInTheDocument();
+    });
+
+    it("비밀번호와 비밀번호 확인이 일치하지 않을 경우 에러 메시지를 표시해야 한다", async () => {
+      render(<SignupForm />);
+      const passwordInput = screen.getByLabelText("비밀번호");
+      const passwordConfirmInput = screen.getByLabelText("비밀번호 확인");
+
+      await userEvent.type(passwordInput, "password123");
+      await userEvent.type(passwordConfirmInput, "password456");
+      await userEvent.tab();
+
+      expect(await screen.findByText("비밀번호가 일치하지 않습니다.")).toBeInTheDocument();
+    });
+  });
+
+  describe("폼 제출", () => {
+    const validFormData = {
+      nickname: "유저",
+      email: "test@example.com",
+      password: "password123",
+      passwordConfirm: "password123",
+    };
+
+    it("유효한 데이터로 폼 제출시 회원가입 mutation이 호출되어야 한다", async () => {
+      render(<SignupForm />);
+
+      await userEvent.type(screen.getByLabelText("닉네임"), validFormData.nickname);
+      await userEvent.type(screen.getByLabelText("아이디"), validFormData.email);
+      await userEvent.type(screen.getByLabelText("비밀번호"), validFormData.password);
+      await userEvent.type(screen.getByLabelText("비밀번호 확인"), validFormData.passwordConfirm);
+
+      const submitButton = screen.getByText("회원가입하기");
+      await userEvent.click(submitButton);
+
+      await waitFor(() => {
+        expect(mockMutate).toHaveBeenCalledWith(
+          expect.objectContaining({
+            nickname: validFormData.nickname,
+            email: validFormData.email,
+            password: validFormData.password,
+            passwordConfirm: validFormData.passwordConfirm,
+          }),
+          expect.any(Object),
+        );
+      });
+    });
+
+    it("이미 사용 중인 이메일로 가입 시도시 에러 메시지를 표시해야 한다", async () => {
+      const mockError = {
+        isAxiosError: true,
+        response: {
+          status: 409,
+        },
+      };
+
+      mockMutate.mockImplementation((_, options) => {
+        options.onError(mockError);
+      });
+
+      render(<SignupForm />);
+
+      await userEvent.type(screen.getByLabelText("닉네임"), validFormData.nickname);
+      await userEvent.type(screen.getByLabelText("아이디"), validFormData.email);
+      await userEvent.type(screen.getByLabelText("비밀번호"), validFormData.password);
+      await userEvent.type(screen.getByLabelText("비밀번호 확인"), validFormData.passwordConfirm);
+
+      const submitButton = screen.getByText("회원가입하기");
+      await userEvent.click(submitButton);
+
+      expect(await screen.findByText("이미 사용 중인 이메일입니다.")).toBeInTheDocument();
+    });
+  });
+});
diff --git a/src/hook/useSignup.tsx b/src/hook/useSignup.tsx
index 0c85f9e..49642a3 100644
--- a/src/hook/useSignup.tsx
+++ b/src/hook/useSignup.tsx
@@ -7,7 +7,6 @@ import { ErrorType } from "@/api/goalAPI";
 
 export const useSignup = () => {
   const router = useRouter();
-  console.log("1");
 
   return useMutation({
     mutationFn: signup,