import unittest
import importlib
import re
import user_code  # Import user's solution

# Helper function for dynamic test naming and assertions
def _dynamic_test(test_case, condition, success_message, failure_message):
    if condition:
        test_case._testMethodName = success_message
        test_case.assertTrue(True, success_message)
    else:
        test_case._testMethodName = failure_message
        test_case.fail(failure_message)

class TestUserCode(unittest.TestCase):

    def test_variables_declared(self):
        """Check if all required variables are declared."""
        variables = ['exercise_time', 'title']
        missing_vars = [var for var in variables if not hasattr(user_code, var)]
        
        _dynamic_test(
            self,
            not missing_vars,
            "All required variables are declared.",
            f"Missing variable(s): {', '.join(missing_vars)}."
        )

    def test_variables_types(self):
        """Check if variables have the correct data types."""
        expected_types = {
            'exercise_time': int,
            'title': str
        }
        incorrect_types = {
            var: type(getattr(user_code, var)) 
            for var in expected_types if not isinstance(getattr(user_code, var), expected_types[var])
        }

        _dynamic_test(
            self,
            not incorrect_types,
            "All variables have the correct data types.",
            f"Incorrect data types detected: {incorrect_types}."
        )

    def test_exercise_time_logic(self):
        """Check if `title` is assigned correctly based on `exercise_time`."""
        exercise_time = user_code.exercise_time

        if exercise_time > 10:
            expected_title = "Super Achiever"
        elif exercise_time >= 6:
            expected_title = "Hard Worker"
        elif exercise_time >= 3:
            expected_title = "Getting There"
        else:
            expected_title = "Needs Improvement"

        _dynamic_test(
            self,
            user_code.title == expected_title,
            f"The `title` variable is correctly set to `{expected_title}`.",
            f"Incorrect value for `title`. Expected `{expected_title}`, but got `{user_code.title}`."
        )

    def test_if_elif_used(self):
        """Check if `if` and `elif` statements are correctly used instead of multiple `if` statements."""
        with open("user_code.py", "r") as file:
            user_code_source = file.read()

        if_statements = re.findall(r'^\s*if\s+', user_code_source, re.MULTILINE)
        elif_statements = re.findall(r'^\s*elif\s+', user_code_source, re.MULTILINE)

        _dynamic_test(
            self,
            len(if_statements) == 1 and len(elif_statements) > 0,
            "The `if-elif` structure is correctly used.",
            "Detected multiple `if` statements instead of a structured `if-elif` chain."
        )

    def test_else_used(self):
        """Check if `else` is correctly used to cover remaining cases."""
        with open("user_code.py", "r") as file:
            user_code_source = file.read()

        else_statements = re.findall(r'^\s*else\s*:', user_code_source, re.MULTILINE)

        _dynamic_test(
            self,
            len(else_statements) == 1,
            "The `else` statement is correctly used.",
            "Expected an `else` statement to handle remaining cases, but none was found."
        )

    def run_with_modified_exercise_time(self, exercise_time_value):
        with open("user_code.py", "r") as file:
            original_code = file.read()

        """Executes the modified user code with a different `exercise_time` value."""
        modified_code = re.sub(r'exercise_time\s*=\s*\d+', f'exercise_time = {exercise_time_value}', original_code)
        local_scope = {}
        exec(modified_code, {}, local_scope)
        return local_scope["title"]

    def test_exercise_time_three(self):
        """Check if `exercise_time = 3` correctly assigns `Getting There`."""
        expected_title = "Getting There"
        result_title = self.run_with_modified_exercise_time(3)

        _dynamic_test(
            self,
            result_title == expected_title,
            "The title is correctly set to `Getting There` when `exercise_time = 3`.",
            f"Incorrect title for `exercise_time = 3`. Expected `{expected_title}`, but got `{result_title}`."
        )

    def test_exercise_time_six(self):
        """Check if `exercise_time = 6` correctly assigns `Hard Worker`."""
        expected_title = "Hard Worker"
        result_title = self.run_with_modified_exercise_time(6)

        _dynamic_test(
            self,
            result_title == expected_title,
            "The title is correctly set to `Hard Worker` when `exercise_time = 6`.",
            f"Incorrect title for `exercise_time = 6`. Expected `{expected_title}`, but got `{result_title}`."
        )

    def test_exercise_time_ten(self):
        """Check if `exercise_time = 10` correctly assigns `Hard Worker`."""
        expected_title = "Hard Worker"
        result_title = self.run_with_modified_exercise_time(10)

        _dynamic_test(
            self,
            result_title == expected_title,
            "The title is correctly set to `Hard Worker` when `exercise_time = 10`.",
            f"Incorrect title for `exercise_time = 10`. Expected `{expected_title}`, but got `{result_title}`."
        )

if __name__ == "__main__":
    unittest.main()

test_main.py

Explora los matices del operador condicional if-else en Python a través de explicaciones claras y ejemplos prácticos. Fortalece tu comprensión con tareas prácticas que refuerzan cada concepto y descubre cómo utilizar las sentencias if-elif-else de manera efectiva para una toma de decisiones más compleja.

Desentrañarás los misterios del versátil operador condicional "if", descubriendo su poder para dar forma a los resultados. Sumérgete más en el mundo de los operadores lógicos, dominando su aplicación artística y descubriendo los secretos de priorizar su uso de manera efectiva.

Aprende a tomar decisiones basadas en condiciones, simplifica el código usando la palabra clave else, mejorando tanto la eficiencia como la legibilidad. ¡Desbloquea la eficiencia de las decisiones en una sola línea con el operador ternario!

Aprenderás sobre la forma más avanzada del operador condicional if-elif-else, te familiarizarás con la sintaxis de esta construcción y cómo se aplica correctamente.

Desafío: Rastreador de Progreso

Solución