Fixed #34077 -- Added form field rendering.

3 files changed, 55 insertions, 0 deletions

diff --git a/tests/forms_tests/templates/forms_tests/custom_field.html b/tests/forms_tests/templates/forms_tests/custom_field.html
new file mode 100644
index 0000000000..5d19c9ed49
--- /dev/null
+++ b/tests/forms_tests/templates/forms_tests/custom_field.html
@@ -0,0 +1,3 @@
+{{ field.label_tag }}
+<p>Custom Field<p>
+{{ field }}
diff --git a/tests/forms_tests/tests/test_forms.py b/tests/forms_tests/tests/test_forms.py
index 14e3755b68..5563dc35fd 100644
--- a/tests/forms_tests/tests/test_forms.py
+++ b/tests/forms_tests/tests/test_forms.py
@@ -4602,6 +4602,7 @@ class Jinja2FormsTestCase(FormsTestCase):
 
 class CustomRenderer(DjangoTemplates):
     form_template_name = "forms_tests/form_snippet.html"
+    field_template_name = "forms_tests/custom_field.html"
 
 
 class RendererTests(SimpleTestCase):
@@ -5009,6 +5010,28 @@ class TemplateTests(SimpleTestCase):
             "('username', 'adrian')]",
         )
 
+    def test_custom_field_template(self):
+        class MyForm(Form):
+            first_name = CharField(template_name="forms_tests/custom_field.html")
+
+        f = MyForm()
+        self.assertHTMLEqual(
+            f.render(),
+            '<div><label for="id_first_name">First name:</label><p>Custom Field<p>'
+            '<input type="text" name="first_name" required id="id_first_name"></div>',
+        )
+
+    def test_custom_field_render_template(self):
+        class MyForm(Form):
+            first_name = CharField()
+
+        f = MyForm()
+        self.assertHTMLEqual(
+            f["first_name"].render(template_name="forms_tests/custom_field.html"),
+            '<label for="id_first_name">First name:</label><p>Custom Field<p>'
+            '<input type="text" name="first_name" required id="id_first_name">',
+        )
+
 
 class OverrideTests(SimpleTestCase):
     @override_settings(FORM_RENDERER="forms_tests.tests.test_forms.CustomRenderer")
@@ -5026,6 +5049,22 @@ class OverrideTests(SimpleTestCase):
         self.assertHTMLEqual(html, expected)
         get_default_renderer.cache_clear()
 
+    @override_settings(FORM_RENDERER="forms_tests.tests.test_forms.CustomRenderer")
+    def test_custom_renderer_field_template_name(self):
+        class Person(Form):
+            first_name = CharField()
+
+        get_default_renderer.cache_clear()
+        t = Template("{{ form.first_name.as_field_group }}")
+        html = t.render(Context({"form": Person()}))
+        expected = """
+        <label for="id_first_name">First name:</label>
+        <p>Custom Field<p>
+        <input type="text" name="first_name" required id="id_first_name">
+        """
+        self.assertHTMLEqual(html, expected)
+        get_default_renderer.cache_clear()
+
     def test_per_form_template_name(self):
         class Person(Form):
             first_name = CharField()
diff --git a/tests/forms_tests/tests/test_utils.py b/tests/forms_tests/tests/test_utils.py
index 2e5672f93c..f9a5d4c82a 100644
--- a/tests/forms_tests/tests/test_utils.py
+++ b/tests/forms_tests/tests/test_utils.py
@@ -5,6 +5,7 @@ from django.core.exceptions import ValidationError
 from django.forms.utils import (
     ErrorDict,
     ErrorList,
+    RenderableFieldMixin,
     RenderableMixin,
     flatatt,
     pretty_name,
@@ -258,6 +259,18 @@ class FormsUtilsTestCase(SimpleTestCase):
         with self.assertRaisesMessage(NotImplementedError, msg):
             mixin.get_context()
 
+    def test_field_mixin_as_hidden_must_be_implemented(self):
+        mixin = RenderableFieldMixin()
+        msg = "Subclasses of RenderableFieldMixin must provide an as_hidden() method."
+        with self.assertRaisesMessage(NotImplementedError, msg):
+            mixin.as_hidden()
+
+    def test_field_mixin_as_widget_must_be_implemented(self):
+        mixin = RenderableFieldMixin()
+        msg = "Subclasses of RenderableFieldMixin must provide an as_widget() method."
+        with self.assertRaisesMessage(NotImplementedError, msg):
+            mixin.as_widget()
+
     def test_pretty_name(self):
         self.assertEqual(pretty_name("john_doe"), "John doe")
         self.assertEqual(pretty_name(None), "")