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

Explorez les subtilités de l'opérateur conditionnel if-else en Python à travers des explications claires et des exemples pratiques. Renforcez votre compréhension grâce à des exercices concrets qui consolident chaque concept, et découvrez comment utiliser efficacement les instructions if-elif-else pour une prise de décision plus complexe.

Vous démystifierez les mystères de l'opérateur conditionnel polyvalent "if", découvrant son pouvoir de façonner les résultats. Plongez plus profondément dans le monde des opérateurs logiques, maîtrisez leur application artistique et découvrez les secrets de la priorisation de leur utilisation efficace.

Apprenez à prendre des décisions basées sur des conditions, simplifiez le code en utilisant le mot-clé else, améliorant à la fois l'efficacité et la lisibilité. Débloquez l'efficacité des décisions en une seule ligne avec l'opérateur ternaire !

Vous apprendrez la forme la plus avancée de l'opérateur conditionnel if-elif-else, vous familiariserez avec la syntaxe de cette construction et comment elle est appliquée correctement.

Défi : Suivi de Progression

Solution

Défi : Suivi de Progression

Solution