feat: Add a feature for sharing information with a WhatsApp account

app/internal/whatsapp.py

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+import webbrowser
+
+
+def send(phone_number: str, message: str) -> bool:
+    """This function is being used to send whatsapp messages.
+    It takes a string message and a cell phone number and it sends the message to that phone number.
+    Args:
+        phone_number (str): Cell phone number to send the message to.
+        message (str): Message that is going to be sent.
+
+    Returns:
+        bool: Returns True if the message was sent, else returns False.
+    """
+    try:
+        webbrowser.open_new(f'https://api.whatsapp.com/send?phone={phone_number}&text={message}')
+    except webbrowser.Error:  # pragma: no cover
+        # Exception raised when a browser control error occurs.
+        return False
+    if not phone_number:
+        return False
+    if not message:
+        return False
+    return True

tests/test_whatsapp.py

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+import pytest
+from app.internal import whatsapp
+
+
+phone_and_msg = [
+    ('972536106106', 'Event or a joke or the schedule of one day'),
+    # You will redirect to whatsapp window of the specified number and you can send the message
+    ('999999', 'Wrong phone number?'),
+    # You will redirect to whatsapp window and you will receive a message "The phone number shared via a link is incorrect"
+]
+
+
+@pytest.mark.parametrize('phone_number, message', phone_and_msg)
+def test_whatsapp_send(phone_number, message):
+    assert whatsapp.send(phone_number, message) == True
+
+
+no_phone_or_msg = [
+    ('972536106106', ''),
+    # You will redirect to whatsapp window of the specified number and you can write your own message
+    ('', 'Which phone number?'),
+    # You will redirect to whatsapp window and you can choose someone from your contact list
+]
+
+
+@pytest.mark.parametrize('phone_number, message', no_phone_or_msg)
+def test_no_message_or_phone(phone_number, message):
+    assert whatsapp.send(phone_number, message) == False