diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..b58955c
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,5 @@
+[pytest]
+minversion = 6.0
+addopts = --strict-markers --tb=short --cov=src --cov-report=term-missing
+testpaths =
+    tests
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 9f271ac..70cdb62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,3 +24,4 @@ jsonschema-specifications==2023.12.1
 httpx~=0.27.2
 python-dotenv~=1.0.1
 PyYAML~=6.0.2
+pytest>=8.3.3
diff --git a/src/linkedIn_easy_applier.py b/src/linkedIn_easy_applier.py
index cf64245..1d734e8 100644
--- a/src/linkedIn_easy_applier.py
+++ b/src/linkedIn_easy_applier.py
@@ -76,6 +76,20 @@ class LinkedInEasyApplier:
             logger.error("Failed to return to job page after %d attempts. Cannot apply for the job.", max_attempts)
             raise Exception(
                 f"Redirected to LinkedIn Premium page and failed to return after {max_attempts} attempts. Job application aborted.")
+            
+    def apply_to_job(self, job: Any) -> None:
+        """
+        Starts the process of applying to a job.
+        :param job: A job object with the job details.
+        :return: None
+        """
+        logger.debug(f"Applying to job: {job}")
+        try:
+            self.job_apply(job)
+            logger.info(f"Successfully applied to job: {job.title}")
+        except Exception as e:
+            logger.error(f"Failed to apply to job: {job.title}, error: {str(e)}")
+            raise e
 
     def job_apply(self, job: Any):
         logger.debug("Starting job application for job: %s", job)
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_job_application_profile.py b/tests/test_job_application_profile.py
new file mode 100644
index 0000000..91cc2a6
--- /dev/null
+++ b/tests/test_job_application_profile.py
@@ -0,0 +1,153 @@
+import pytest
+from src.job_application_profile import JobApplicationProfile
+
+@pytest.fixture
+def valid_yaml():
+    """Valid YAML string for initializing JobApplicationProfile."""
+    return """
+    self_identification:
+      gender: Male
+      pronouns: He/Him
+      veteran: No
+      disability: No
+      ethnicity: Asian
+    legal_authorization:
+      eu_work_authorization: "Yes"
+      us_work_authorization: "Yes"
+      requires_us_visa: "No"
+      legally_allowed_to_work_in_us: "Yes"
+      requires_us_sponsorship: "No"
+      requires_eu_visa: "No"
+      legally_allowed_to_work_in_eu: "Yes"
+      requires_eu_sponsorship: "No"
+    work_preferences:
+      remote_work: "Yes"
+      in_person_work: "No"
+      open_to_relocation: "Yes"
+      willing_to_complete_assessments: "Yes"
+      willing_to_undergo_drug_tests: "Yes"
+      willing_to_undergo_background_checks: "Yes"
+    availability:
+      notice_period: "2 weeks"
+    salary_expectations:
+      salary_range_usd: "80000-120000"
+    """
+
+@pytest.fixture
+def missing_field_yaml():
+    """YAML string missing a required field (self_identification)."""
+    return """
+    legal_authorization:
+      eu_work_authorization: "Yes"
+      us_work_authorization: "Yes"
+      requires_us_visa: "No"
+      legally_allowed_to_work_in_us: "Yes"
+      requires_us_sponsorship: "No"
+      requires_eu_visa: "No"
+      legally_allowed_to_work_in_eu: "Yes"
+      requires_eu_sponsorship: "No"
+    work_preferences:
+      remote_work: "Yes"
+      in_person_work: "No"
+      open_to_relocation: "Yes"
+      willing_to_complete_assessments: "Yes"
+      willing_to_undergo_drug_tests: "Yes"
+      willing_to_undergo_background_checks: "Yes"
+    availability:
+      notice_period: "2 weeks"
+    salary_expectations:
+      salary_range_usd: "80000-120000"
+    """
+
+@pytest.fixture
+def invalid_type_yaml():
+    """YAML string with an invalid type for a field."""
+    return """
+    self_identification:
+      gender: Male
+      pronouns: He/Him
+      veteran: No
+      disability: No
+      ethnicity: Asian
+    legal_authorization:
+      eu_work_authorization: "Yes"
+      us_work_authorization: "Yes"
+      requires_us_visa: "No"
+      legally_allowed_to_work_in_us: "Yes"
+      requires_us_sponsorship: "No"
+      requires_eu_visa: "No"
+      legally_allowed_to_work_in_eu: "Yes"
+      requires_eu_sponsorship: "No"
+    work_preferences:
+      remote_work: 12345  # Invalid type, expecting a string
+      in_person_work: "No"
+      open_to_relocation: "Yes"
+      willing_to_complete_assessments: "Yes"
+      willing_to_undergo_drug_tests: "Yes"
+      willing_to_undergo_background_checks: "Yes"
+    availability:
+      notice_period: "2 weeks"
+    salary_expectations:
+      salary_range_usd: "80000-120000"
+    """
+
+def test_initialize_with_valid_yaml(valid_yaml):
+    """Test initializing JobApplicationProfile with valid YAML."""
+    profile = JobApplicationProfile(valid_yaml)
+
+    # Check that the profile fields are correctly initialized
+    assert profile.self_identification.gender == "Male"
+    assert profile.self_identification.pronouns == "He/Him"
+    assert profile.legal_authorization.eu_work_authorization == "Yes"
+    assert profile.work_preferences.remote_work == "Yes"
+    assert profile.availability.notice_period == "2 weeks"
+    assert profile.salary_expectations.salary_range_usd == "80000-120000"
+
+def test_initialize_with_missing_field(missing_field_yaml):
+    """Test initializing JobApplicationProfile with missing required fields."""
+    with pytest.raises(KeyError) as excinfo:
+        JobApplicationProfile(missing_field_yaml)
+    assert "self_identification" in str(excinfo.value)
+
+def test_initialize_with_invalid_yaml():
+    """Test initializing JobApplicationProfile with invalid YAML."""
+    invalid_yaml_str = """
+    self_identification:
+      gender: Male
+      pronouns: He/Him
+      veteran: No
+      disability: No
+      ethnicity: Asian
+    legal_authorization:
+      eu_work_authorization: "Yes"
+      us_work_authorization: "Yes"
+      requires_us_visa: "No"
+      legally_allowed_to_work_in_us: "Yes"
+      requires_us_sponsorship: "No"
+      requires_eu_visa: "No"
+      legally_allowed_to_work_in_eu: "Yes"
+      requires_eu_sponsorship: "No"
+    work_preferences:
+      remote_work: "Yes"
+      in_person_work: "No"
+    availability:
+      notice_period: "2 weeks"
+    salary_expectations:
+      salary_range_usd: "80000-120000"
+    """  # Missing fields in work_preferences
+
+    with pytest.raises(TypeError):
+        JobApplicationProfile(invalid_yaml_str)
+
+def test_str_representation(valid_yaml):
+    """Test the string representation of JobApplicationProfile."""
+    profile = JobApplicationProfile(valid_yaml)
+    profile_str = str(profile)
+
+    assert "Self Identification:" in profile_str
+    assert "Legal Authorization:" in profile_str
+    assert "Work Preferences:" in profile_str
+    assert "Availability:" in profile_str
+    assert "Salary Expectations:" in profile_str
+    assert "Male" in profile_str
+    assert "80000-120000" in profile_str
diff --git a/tests/test_linkedIn_authenticator.py b/tests/test_linkedIn_authenticator.py
new file mode 100644
index 0000000..6277fc0
--- /dev/null
+++ b/tests/test_linkedIn_authenticator.py
@@ -0,0 +1,158 @@
+import pytest
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.support import expected_conditions as EC
+from src.linkedIn_authenticator import LinkedInAuthenticator
+from selenium.common.exceptions import NoSuchElementException, TimeoutException
+
+
+@pytest.fixture
+def mock_driver(mocker):
+    """Fixture to mock the Selenium WebDriver."""
+    return mocker.Mock()
+
+
+@pytest.fixture
+def authenticator(mock_driver):
+    """Fixture to initialize LinkedInAuthenticator with a mocked driver."""
+    return LinkedInAuthenticator(mock_driver)
+
+
+def test_set_secrets(authenticator):
+    """Test setting secrets (email, password)."""
+    authenticator.set_secrets("test@example.com", "password123")
+    assert authenticator.email == "test@example.com"
+    assert authenticator.password == "password123"
+
+
+def test_start_logged_in(mocker, authenticator):
+    """Test starting LinkedIn when already logged in."""
+    mocker.patch.object(authenticator, 'is_logged_in', return_value=True)
+    mocker.patch.object(authenticator.driver, 'get')
+    mocker.patch("time.sleep")  # Avoid waiting during the test
+
+    authenticator.start()
+    
+    authenticator.driver.get.assert_called_with('https://www.linkedin.com/feed')
+    authenticator.is_logged_in.assert_called_once()
+    assert authenticator.driver.get.call_count == 1
+
+
+def test_start_not_logged_in(mocker, authenticator):
+    """Test starting LinkedIn when not logged in."""
+    mocker.patch.object(authenticator, 'is_logged_in', return_value=False)
+    mocker.patch.object(authenticator, 'handle_login')
+    mocker.patch.object(authenticator.driver, 'get')
+    mocker.patch("time.sleep")
+
+    authenticator.start()
+
+    authenticator.driver.get.assert_called_with('https://www.linkedin.com/feed')
+    authenticator.handle_login.assert_called_once()
+
+
+def test_handle_login(mocker, authenticator):
+    """Test handling the LinkedIn login process."""
+    mocker.patch.object(authenticator.driver, 'get')
+    mocker.patch.object(authenticator, 'enter_credentials')
+    mocker.patch.object(authenticator, 'submit_login_form')
+    mocker.patch.object(authenticator, 'handle_security_check')
+    
+    # Mock current_url as a regular return value, not PropertyMock
+    mocker.patch.object(authenticator.driver, 'current_url', return_value='https://www.linkedin.com/login')
+
+    authenticator.handle_login()
+
+    authenticator.driver.get.assert_called_with('https://www.linkedin.com/login')
+    authenticator.enter_credentials.assert_called_once()
+    authenticator.submit_login_form.assert_called_once()
+    authenticator.handle_security_check.assert_called_once()
+
+
+def test_enter_credentials_success(mocker, authenticator):
+    """Test entering credentials."""
+    email_mock = mocker.Mock()
+    password_mock = mocker.Mock()
+
+    mocker.patch.object(WebDriverWait, 'until', return_value=email_mock)
+    mocker.patch.object(authenticator.driver, 'find_element', return_value=password_mock)
+
+    authenticator.set_secrets("test@example.com", "password123")
+    authenticator.enter_credentials()
+
+    email_mock.send_keys.assert_called_once_with("test@example.com")
+    password_mock.send_keys.assert_called_once_with("password123")
+
+
+def test_enter_credentials_timeout(mocker, authenticator):
+    """Test entering credentials with a TimeoutException."""
+    mocker.patch.object(WebDriverWait, 'until', side_effect=TimeoutException)
+
+    authenticator.set_secrets("test@example.com", "password123")
+
+    authenticator.enter_credentials()
+
+    authenticator.driver.find_element.assert_not_called()  # Password input should not be accessed if email fails
+
+
+def test_submit_login_form_success(mocker, authenticator):
+    """Test submitting the login form."""
+    login_button_mock = mocker.Mock()
+    mocker.patch.object(authenticator.driver, 'find_element', return_value=login_button_mock)
+
+    authenticator.submit_login_form()
+
+    login_button_mock.click.assert_called_once()
+
+
+def test_submit_login_form_no_button(mocker, authenticator):
+    """Test submitting the login form when the login button is not found."""
+    mocker.patch.object(authenticator.driver, 'find_element', side_effect=NoSuchElementException)
+
+    authenticator.submit_login_form()
+
+    authenticator.driver.find_element.assert_called_once_with(By.XPATH, '//button[@type="submit"]')
+
+
+def test_is_logged_in_true(mocker, authenticator):
+    """Test if the user is logged in."""
+    buttons_mock = mocker.Mock()
+    buttons_mock.text = "Start a post"
+    mocker.patch.object(WebDriverWait, 'until')
+    mocker.patch.object(authenticator.driver, 'find_elements', return_value=[buttons_mock])
+
+    assert authenticator.is_logged_in() is True
+
+
+def test_is_logged_in_false(mocker, authenticator):
+    """Test if the user is not logged in."""
+    mocker.patch.object(WebDriverWait, 'until')
+    mocker.patch.object(authenticator.driver, 'find_elements', return_value=[])
+
+    assert authenticator.is_logged_in() is False
+
+
+def test_handle_security_check_success(mocker, authenticator):
+    """Test handling security check successfully."""
+    mocker.patch.object(WebDriverWait, 'until', side_effect=[
+        mocker.Mock(),  # Security checkpoint detection
+        mocker.Mock()   # Security check completion
+    ])
+
+    authenticator.handle_security_check()
+
+    # Verify WebDriverWait is called with EC.url_contains for both the challenge and feed
+    WebDriverWait(authenticator.driver, 10).until.assert_any_call(mocker.ANY)
+    WebDriverWait(authenticator.driver, 300).until.assert_any_call(mocker.ANY)
+
+
+
+def test_handle_security_check_timeout(mocker, authenticator):
+    """Test handling security check timeout."""
+    mocker.patch.object(WebDriverWait, 'until', side_effect=TimeoutException)
+
+    authenticator.handle_security_check()
+
+    # Verify WebDriverWait is called with EC.url_contains for the challenge
+    WebDriverWait(authenticator.driver, 10).until.assert_any_call(mocker.ANY)
+
diff --git a/tests/test_linkedIn_bot_facade.py b/tests/test_linkedIn_bot_facade.py
new file mode 100644
index 0000000..787d99a
--- /dev/null
+++ b/tests/test_linkedIn_bot_facade.py
@@ -0,0 +1,14 @@
+import pytest
+# from src.linkedIn_job_manager import JobManager
+
+@pytest.fixture
+def job_manager():
+    """Fixture for JobManager."""
+    return None  # Replace with valid instance or mock later
+
+def test_bot_functionality(job_manager):
+    """Test LinkedIn bot facade."""
+    # Example: test job manager interacts with the bot facade correctly
+    job = {"title": "Software Engineer"}
+    # job_manager.some_method_to_apply(job)
+    assert job is not None  # Placeholder for actual test
diff --git a/tests/test_linkedIn_easy_applier.py b/tests/test_linkedIn_easy_applier.py
new file mode 100644
index 0000000..7000a41
--- /dev/null
+++ b/tests/test_linkedIn_easy_applier.py
@@ -0,0 +1,97 @@
+import pytest
+from unittest import mock
+from src.linkedIn_easy_applier import LinkedInEasyApplier
+
+
+@pytest.fixture
+def mock_driver():
+    """Fixture to mock Selenium WebDriver."""
+    return mock.Mock()
+
+
+@pytest.fixture
+def mock_gpt_answerer():
+    """Fixture to mock GPT Answerer."""
+    return mock.Mock()
+
+
+@pytest.fixture
+def mock_resume_generator_manager():
+    """Fixture to mock Resume Generator Manager."""
+    return mock.Mock()
+
+
+@pytest.fixture
+def easy_applier(mock_driver, mock_gpt_answerer, mock_resume_generator_manager):
+    """Fixture to initialize LinkedInEasyApplier with mocks."""
+    return LinkedInEasyApplier(
+        driver=mock_driver,
+        resume_dir="/path/to/resume",
+        set_old_answers=[('Question 1', 'Answer 1', 'Type 1')],
+        gpt_answerer=mock_gpt_answerer,
+        resume_generator_manager=mock_resume_generator_manager
+    )
+
+
+def test_initialization(mocker, easy_applier):
+    """Test that LinkedInEasyApplier is initialized correctly."""
+    # Mock os.path.exists to return True
+    mocker.patch('os.path.exists', return_value=True)
+
+    easy_applier = LinkedInEasyApplier(
+        driver=mocker.Mock(),
+        resume_dir="/path/to/resume",
+        set_old_answers=[('Question 1', 'Answer 1', 'Type 1')],
+        gpt_answerer=mocker.Mock(),
+        resume_generator_manager=mocker.Mock()
+    )
+
+    assert easy_applier.resume_path == "/path/to/resume"
+    assert len(easy_applier.set_old_answers) == 1
+    assert easy_applier.gpt_answerer is not None
+    assert easy_applier.resume_generator_manager is not None
+
+
+def test_apply_to_job_success(mocker, easy_applier):
+    """Test successfully applying to a job."""
+    mock_job = mock.Mock()
+
+    # Mock job_apply so we don't actually try to apply
+    mocker.patch.object(easy_applier, 'job_apply')
+
+    easy_applier.apply_to_job(mock_job)
+    easy_applier.job_apply.assert_called_once_with(mock_job)
+
+
+def test_apply_to_job_failure(mocker, easy_applier):
+    """Test failure while applying to a job."""
+    mock_job = mock.Mock()
+    mocker.patch.object(easy_applier, 'job_apply',
+                        side_effect=Exception("Test error"))
+
+    with pytest.raises(Exception, match="Test error"):
+        easy_applier.apply_to_job(mock_job)
+
+    easy_applier.job_apply.assert_called_once_with(mock_job)
+
+
+def test_check_for_premium_redirect_no_redirect(mocker, easy_applier):
+    """Test that check_for_premium_redirect works when there's no redirect."""
+    mock_job = mock.Mock()
+    easy_applier.driver.current_url = "https://www.linkedin.com/jobs/view/1234"
+
+    easy_applier.check_for_premium_redirect(mock_job)
+    easy_applier.driver.get.assert_not_called()
+
+
+def test_check_for_premium_redirect_with_redirect(mocker, easy_applier):
+    """Test that check_for_premium_redirect handles LinkedIn Premium redirects."""
+    mock_job = mock.Mock()
+    easy_applier.driver.current_url = "https://www.linkedin.com/premium"
+    mock_job.link = "https://www.linkedin.com/jobs/view/1234"
+
+    with pytest.raises(Exception, match="Redirected to LinkedIn Premium page and failed to return"):
+        easy_applier.check_for_premium_redirect(mock_job)
+
+    # Verify that it attempted to return to the job page 3 times
+    assert easy_applier.driver.get.call_count == 3
diff --git a/tests/test_linkedIn_job_manager.py b/tests/test_linkedIn_job_manager.py
new file mode 100644
index 0000000..0b4121e
--- /dev/null
+++ b/tests/test_linkedIn_job_manager.py
@@ -0,0 +1,168 @@
+from src.job import Job
+from unittest import mock
+from pathlib import Path
+import os
+import pytest
+from src.linkedIn_job_manager import LinkedInJobManager
+from selenium.common.exceptions import NoSuchElementException
+
+
+@pytest.fixture
+def job_manager(mocker):
+    """Fixture to create a LinkedInJobManager instance with mocked driver."""
+    mock_driver = mocker.Mock()
+    return LinkedInJobManager(mock_driver)
+
+
+def test_initialization(job_manager):
+    """Test LinkedInJobManager initialization."""
+    assert job_manager.driver is not None
+    assert job_manager.set_old_answers == set()
+    assert job_manager.easy_applier_component is None
+
+
+def test_set_parameters(mocker, job_manager):
+    """Test setting parameters for the LinkedInJobManager."""
+    # Mocking os.path.exists to return True for the resume path
+    mocker.patch('pathlib.Path.exists', return_value=True)
+
+    params = {
+        'company_blacklist': ['Company A', 'Company B'],
+        'title_blacklist': ['Intern', 'Junior'],
+        'positions': ['Software Engineer', 'Data Scientist'],
+        'locations': ['New York', 'San Francisco'],
+        'apply_once_at_company': True,
+        'uploads': {'resume': '/path/to/resume'},  # Resume path provided here
+        'outputFileDirectory': '/path/to/output',
+        'job_applicants_threshold': {
+            'min_applicants': 5,
+            'max_applicants': 50
+        },
+        'remote': False,
+        'distance': 50,
+        'date': {'all time': True}
+    }
+
+    job_manager.set_parameters(params)
+
+    # Normalize paths to handle platform differences (e.g., Windows vs Unix-like systems)
+    assert str(job_manager.resume_path) == os.path.normpath('/path/to/resume')
+    assert str(job_manager.output_file_directory) == os.path.normpath(
+        '/path/to/output')
+
+
+def next_job_page(self, position, location, job_page):
+    logger.debug("Navigating to next job page: %s in %s, page %d",
+                 position, location, job_page)
+    self.driver.get(
+        f"https://www.linkedin.com/jobs/search/{self.base_search_url}&keywords={position}&location={location}&start={job_page * 25}")
+
+
+def test_get_jobs_from_page_no_jobs(mocker, job_manager):
+    """Test get_jobs_from_page when no jobs are found."""
+    mocker.patch.object(job_manager.driver, 'find_element',
+                        side_effect=NoSuchElementException)
+
+    jobs = job_manager.get_jobs_from_page()
+    assert jobs == []
+
+
+def test_get_jobs_from_page_with_jobs(mocker, job_manager):
+    """Test get_jobs_from_page when job elements are found."""
+    # Mock the no_jobs_element to behave correctly
+    mock_no_jobs_element = mocker.Mock()
+    mock_no_jobs_element.text = "No matching jobs found"
+
+    # Mocking the find_element to return the mock no_jobs_element
+    mocker.patch.object(job_manager.driver, 'find_element',
+                        return_value=mock_no_jobs_element)
+
+    # Mock the page_source
+    mocker.patch.object(job_manager.driver, 'page_source',
+                        return_value="some page content")
+
+    # Ensure jobs are returned as empty list due to "No matching jobs found"
+    jobs = job_manager.get_jobs_from_page()
+    assert jobs == []  # No jobs expected due to "No matching jobs found"
+
+
+def test_apply_jobs_with_no_jobs(mocker, job_manager):
+    """Test apply_jobs when no jobs are found."""
+    # Mocking find_element to return a mock element that simulates no jobs
+    mock_element = mocker.Mock()
+    mock_element.text = "No matching jobs found"
+
+    # Mock the driver to simulate the page source
+    mocker.patch.object(job_manager.driver, 'page_source', return_value="")
+
+    # Mock the driver to return the mock element when find_element is called
+    mocker.patch.object(job_manager.driver, 'find_element',
+                        return_value=mock_element)
+
+    # Call apply_jobs and ensure no exceptions are raised
+    job_manager.apply_jobs()
+
+    # Ensure it attempted to find the job results list
+    assert job_manager.driver.find_element.call_count == 1
+
+
+def test_apply_jobs_with_jobs(mocker, job_manager):
+    """Test apply_jobs when jobs are present."""
+
+    # Mock no_jobs_element to simulate the absence of "No matching jobs found" banner
+    no_jobs_element = mocker.Mock()
+    no_jobs_element.text = ""  # Empty text means "No matching jobs found" is not present
+    mocker.patch.object(job_manager.driver, 'find_element',
+                        return_value=no_jobs_element)
+
+    # Mock the page_source to simulate what the page looks like when jobs are present
+    mocker.patch.object(job_manager.driver, 'page_source',
+                        return_value="some job content")
+
+    # Mock the outer find_elements (scaffold-layout__list-container)
+    container_mock = mocker.Mock()
+
+    # Mock the inner find_elements to return job list items
+    job_element_mock = mocker.Mock()
+    # Simulating two job items
+    job_elements_list = [job_element_mock, job_element_mock]
+
+    # Return the container mock, which itself returns the job elements list
+    container_mock.find_elements.return_value = job_elements_list
+    mocker.patch.object(job_manager.driver, 'find_elements',
+                        return_value=[container_mock])
+
+    # Mock the extract_job_information_from_tile method to return sample job info
+    mocker.patch.object(job_manager, 'extract_job_information_from_tile', return_value=(
+        "Title", "Company", "Location", "Apply", "Link"))
+
+    # Mock other methods like is_blacklisted, is_already_applied_to_job, and is_already_applied_to_company
+    mocker.patch.object(job_manager, 'is_blacklisted', return_value=False)
+    mocker.patch.object(
+        job_manager, 'is_already_applied_to_job', return_value=False)
+    mocker.patch.object(
+        job_manager, 'is_already_applied_to_company', return_value=False)
+
+    # Mock the LinkedInEasyApplier component
+    job_manager.easy_applier_component = mocker.Mock()
+
+    # Mock the output_file_directory as a valid Path object
+    job_manager.output_file_directory = Path("/mocked/path/to/output")
+
+    # Mock Path.exists() to always return True (so no actual file system interaction is needed)
+    mocker.patch.object(Path, 'exists', return_value=True)
+
+    # Mock the open function to prevent actual file writing
+    mock_open = mocker.mock_open()
+    mocker.patch('builtins.open', mock_open)
+
+    # Run the apply_jobs method
+    job_manager.apply_jobs()
+
+    # Assertions
+    assert job_manager.driver.find_elements.call_count == 1
+    # Called for each job element
+    assert job_manager.extract_job_information_from_tile.call_count == 2
+    # Called for each job element
+    assert job_manager.easy_applier_component.job_apply.call_count == 2
+    mock_open.assert_called()  # Ensure that the open function was called
diff --git a/tests/test_utils.py b/tests/test_utils.py
new file mode 100644
index 0000000..efe3645
--- /dev/null
+++ b/tests/test_utils.py
@@ -0,0 +1,96 @@
+# tests/test_utils.py
+import pytest
+import os
+import time
+from unittest import mock
+from selenium.webdriver.remote.webelement import WebElement
+from src.utils import ensure_chrome_profile, is_scrollable, scroll_slow, chrome_browser_options, printred, printyellow
+
+# Mocking logging to avoid actual file writing
+@pytest.fixture(autouse=True)
+def mock_logger(mocker):
+    mocker.patch("src.utils.logger")
+
+# Test ensure_chrome_profile function
+def test_ensure_chrome_profile(mocker):
+    mocker.patch("os.path.exists", return_value=False)  # Pretend directory doesn't exist
+    mocker.patch("os.makedirs")  # Mock making directories
+
+    # Call the function
+    profile_path = ensure_chrome_profile()
+
+    # Verify that os.makedirs was called twice to create the directory
+    assert profile_path.endswith("linkedin_profile")
+    assert os.path.exists.called
+    assert os.makedirs.called
+
+# Test is_scrollable function
+def test_is_scrollable(mocker):
+    mock_element = mocker.Mock(spec=WebElement)
+    mock_element.get_attribute.side_effect = lambda attr: "1000" if attr == "scrollHeight" else "500"
+
+    # Call the function
+    scrollable = is_scrollable(mock_element)
+
+    # Check the expected outcome
+    assert scrollable is True
+    mock_element.get_attribute.assert_any_call("scrollHeight")
+    mock_element.get_attribute.assert_any_call("clientHeight")
+
+# Test scroll_slow function
+def test_scroll_slow(mocker):
+    mock_driver = mocker.Mock()
+    mock_element = mocker.Mock(spec=WebElement)
+
+    # Mock element's attributes for scrolling
+    mock_element.get_attribute.side_effect = lambda attr: "2000" if attr == "scrollHeight" else "0"
+    mock_element.is_displayed.return_value = True
+    mocker.patch("time.sleep")  # Mock time.sleep to avoid waiting
+
+    # Call the function
+    scroll_slow(mock_driver, mock_element, start=0, end=1000, step=100, reverse=False)
+
+    # Ensure that scrolling happened multiple times
+    assert mock_driver.execute_script.called
+    mock_element.is_displayed.assert_called_once()
+
+def test_scroll_slow_element_not_scrollable(mocker):
+    mock_driver = mocker.Mock()
+    mock_element = mocker.Mock(spec=WebElement)
+
+    # Mock the attributes so the element is not scrollable
+    mock_element.get_attribute.side_effect = lambda attr: "1000" if attr == "scrollHeight" else "1000"
+    mock_element.is_displayed.return_value = True
+
+    scroll_slow(mock_driver, mock_element, start=0, end=1000, step=100)
+
+    # Ensure it detected non-scrollable element
+    mock_driver.execute_script.assert_not_called()
+
+# Test chrome_browser_options function
+def test_chrome_browser_options(mocker):
+    mocker.patch("src.utils.ensure_chrome_profile")
+    mocker.patch("os.path.dirname", return_value="/mocked/path")
+    mocker.patch("os.path.basename", return_value="profile_directory")
+
+    mock_options = mocker.Mock()
+
+    mocker.patch("selenium.webdriver.ChromeOptions", return_value=mock_options)
+
+    # Call the function
+    options = chrome_browser_options()
+
+    # Ensure options were set
+    assert mock_options.add_argument.called
+    assert options == mock_options
+
+# Test printred and printyellow functions
+def test_printred(mocker):
+    mocker.patch("builtins.print")
+    printred("Test")
+    print.assert_called_once_with("\033[91mTest\033[0m")
+
+def test_printyellow(mocker):
+    mocker.patch("builtins.print")
+    printyellow("Test")
+    print.assert_called_once_with("\033[93mTest\033[0m")