Add tests for Django templates

bittner · bittner · commit 714935a8d057 · 2024-06-19T02:23:23.000+02:00
diff --git a/pyproject.toml b/pyproject.toml
@@ -42,6 +42,10 @@ source = "https://github.com/bittner/django-bootstrap-static"
 
 [tool.pytest.ini_options]
 addopts = "--color=yes --doctest-modules --verbose"
+python_files = ["tests.py", "test_*.py", "*_tests.py"]
+pythonpath = ["tests"]
+DJANGO_SETTINGS_MODULE = "test_project.settings"
+FAIL_INVALID_TEMPLATE_VARS = true
 
 [tool.ruff]
 extend-exclude = []
diff --git a/tests/test_project/settings.py b/tests/test_project/settings.py
@@ -0,0 +1,22 @@
+"""Minimal Django settings for test project."""
+
+INSTALLED_APPS = [
+    "django.contrib.staticfiles",
+    "bootstrap",
+    "fontawesome",
+]
+
+TEMPLATES = [
+    {
+        "BACKEND": "django.template.backends.django.DjangoTemplates",
+        "DIRS": [],
+        "APP_DIRS": True,
+        "OPTIONS": {
+            "context_processors": [
+                "django.template.context_processors.request",
+            ],
+        },
+    },
+]
+
+STATIC_URL = "static"
diff --git a/tests/test_templates.py b/tests/test_templates.py
@@ -0,0 +1,33 @@
+"""Tests for Django templates."""
+
+from django.template import Context, Template
+
+template = """
+    {% load static %}
+    <head>
+        <link rel="stylesheet" href="{% static 'bootstrap/css/bootstrap.min.css' %}">
+        <script defer src="{% static 'fontawesome/js/all.min.js' %}"></script>
+    </head>
+    <body>
+        ...
+        <script src="{% static 'bootstrap/js/jquery.min.js' %}"></script>
+        <script src="{% static 'bootstrap/js/bootstrap.bundle.min.js' %}"></script>
+    </body>
+"""
+
+
+def test_template():
+    """Importing the package should work as described in the README."""
+    bootstrap_min_css = "bootstrap/css/bootstrap.min.css"
+    bootstrap_min_js = "bootstrap/js/bootstrap.bundle.min.js"
+    fontawesome_min_js = "fontawesome/js/all.min.js"
+    jquery_min_js = "bootstrap/js/jquery.min.js"
+
+    c = Context()
+    t = Template(template)
+    html = t.render(c)
+
+    assert f'<link rel="stylesheet" href="/static/{bootstrap_min_css}">' in html
+    assert f'<script defer src="/static/{fontawesome_min_js}"></script>' in html
+    assert f'<script src="/static/{jquery_min_js}"></script>' in html
+    assert f'<script src="/static/{bootstrap_min_js}"></script>' in html
diff --git a/tox.ini b/tox.ini
@@ -6,8 +6,11 @@ envlist =
 
 [testenv]
 description = Unit tests and test coverage
-deps = pytest
-commands = pytest {posargs}
+deps =
+    django
+    pytest-django
+commands =
+    pytest {posargs}
 
 [testenv:clean]
 description = Remove bytecode and other debris
