code:

class TestCase(models.Model):
    VALID_STATES = ( ('N', 'NEW'),
                     ('A', 'ACTIVE'),
                     ('I', 'INACTIVE'),
                    )

    shortname = models.CharField(max_length=150)
    expected_result = models.TextField()
    author = models.ForeignKey(User, to_field="username")
    component = models.ForeignKey(Components)
    last_modified = models.DateField(auto_now=True)
    created = models.DateField(auto_now_add=True)
    state = models.CharField(max_length=10, choices=VALID_STATES)
    automated = models.BooleanField()
    manual = models.BooleanField()
    procedure = models.ManyToManyField(ProcedureSteps)
    # TBD: replace with tagcloud impl.
    attributes = models.CharField(max_length=150)
    notes = models.TextField()

class ProcedureSteps(models.Model):
    category = models.CharField(max_length=30)
    text = models.TextField()

    def __str__(self):
        return self.text