Make TextField generator respect max_length (#493)

Author: SergeiJp

model_bakery/generators.py

@@ -108,7 +108,7 @@ def gen_integer():
     DecimalField: random_gen.gen_decimal,
     BinaryField: random_gen.gen_byte_string,
     CharField: random_gen.gen_string,
-    TextField: random_gen.gen_text,
+    TextField: random_gen.gen_string,
     SlugField: random_gen.gen_slug,
     UUIDField: random_gen.gen_uuid,
     DateField: random_gen.gen_date,
@@ -133,7 +133,7 @@ def gen_integer():
 if CIEmailField:
     default_mapping[CIEmailField] = random_gen.gen_email
 if CITextField:
-    default_mapping[CITextField] = random_gen.gen_text
+    default_mapping[CITextField] = random_gen.gen_string
 if DecimalRangeField:
     default_mapping[DecimalRangeField] = random_gen.gen_pg_numbers_range(Decimal)
 if IntegerRangeField:

model_bakery/random_gen.py

@@ -134,6 +134,11 @@ def gen_slug(max_length: int) -> str:
 
 
 def gen_text() -> str:
+    warnings.warn(
+        "gen_text is deprecated, use gen_string instead",
+        DeprecationWarning,
+        stacklevel=2,
+    )
     return gen_string(MAX_LENGTH)
 
 

tests/generic/models.py

@@ -88,6 +88,7 @@ class Person(models.Model):
     name = models.CharField(max_length=30)
     nickname = models.SlugField(max_length=36)
     age = models.IntegerField()
+    bio_summary = models.TextField(max_length=120)
     bio = models.TextField()
     birthday = models.DateField()
     birth_time = models.TimeField()
@@ -129,6 +130,7 @@ class Person(models.Model):
             ci_char = CICharField(max_length=30)
             ci_email = CIEmailField()
             ci_text = CITextField()
+            ci_text_max_length = CITextField(max_length=120)
             int_range = IntegerRangeField()
             bigint_range = BigIntegerRangeField()
             date_range = DateRangeField()

tests/test_filling_fields.py

@@ -18,7 +18,7 @@
 from model_bakery import baker
 from model_bakery.content_types import BAKER_CONTENTTYPES
 from model_bakery.gis import BAKER_GIS
-from model_bakery.random_gen import gen_related
+from model_bakery.random_gen import MAX_LENGTH, gen_related
 from tests.generic import generators, models
 
 try:
@@ -103,6 +103,14 @@ def test_fill_TextField_with_a_random_str(self, person):
         assert isinstance(person_bio_field, fields.TextField)
 
         assert isinstance(person.bio, str)
+        assert len(person.bio) == MAX_LENGTH
+
+    def test_fill_TextField_with_max_length_str(self, person):
+        person_bio_summary_field = models.Person._meta.get_field("bio_summary")
+        assert isinstance(person_bio_summary_field, fields.TextField)
+
+        assert isinstance(person.bio_summary, str)
+        assert len(person.bio_summary) == person_bio_summary_field.max_length
 
 
 class TestBinaryFieldsFilling:
@@ -559,6 +567,13 @@ def test_filling_citextfield(self, person):
         ci_text_field = models.Person._meta.get_field("ci_text")
         assert isinstance(ci_text_field, CITextField)
         assert isinstance(person.ci_text, str)
+        assert len(person.ci_text) == MAX_LENGTH
+
+    def test_filling_citextfield_with_max_length(self, person):
+        ci_text_max_length_field = models.Person._meta.get_field("ci_text_max_length")
+        assert isinstance(ci_text_max_length_field, CITextField)
+        assert isinstance(person.ci_text_max_length, str)
+        assert len(person.ci_text_max_length) == ci_text_max_length_field.max_length
 
     def test_filling_decimal_range_field(self, person):
         try: