[test]: add api tests to delete users

Author: luccasdasilvacandido

tests/api/users/delete/delete_invalid_users.robot

@@ -0,0 +1,21 @@
+*** Settings ***
+Documentation    Test suite to verify a deletion of users in the API with invalid 
+...              data. Ensuring that the application returns appropriate error 
+...              messages when attempting to delete a user with invalid ID.
+
+Resource          ../../../../resources/api/api_common.resource
+
+Suite Setup       Start Api Session       
+Test Setup        Create User  
+Suite Teardown    Close Api Session
+Test Template     Delete User With Invalid Data
+
+*** Test Cases ***    ID         
+Invalid Id            ${INVALID_DATA}    
+
+*** Keywords ***
+Delete User With Invalid Data
+    [Arguments]    ${id}   
+    ${messages}    Get fixture    users      response    errors
+    Send DELETE Request    ${USERS}/${id}    200
+    Response Should Contain Message    ${DELETE_RESPONSE}    message    ${messages}[noRegistration]

tests/api/users/delete/delete_users.robot

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+*** Settings ***
+Documentation    Test suite to verify a deletion of users in the API with valid 
+...              data. Ensuring that the application returns appropriate success 
+...              messages when attempting to delete a user with valid ID.
+
+Resource          ../../../../resources/api/api_common.resource
+
+Suite Setup       Start Api Session       
+Test Setup        Create User  
+Suite Teardown    Close Api Session
+
+*** Test Cases ***         
+Delete User
+    ${messages}    Get fixture    users    response    success
+    Send DELETE Request    /${USERS}/${POST_RESPONSE}[_id]    200
+    Response Should Contain Message    ${DELETE_RESPONSE}     message    ${messages}[successDelete]
+