def test_render_static(self):
"""Test: Run render_templates("tests/template/static")"""
template_dir = os.path.join(TEMPLATE_DIR, "static")
try:
context = {"first": "A", "second": "B"}
self.assertEqual(render_templates(template_dir, context, "jinja", "utf-8"), 0)
with open(os.path.join(template_dir, "counting"), encoding="utf-8") as counting_file:
self.assertEqual(counting_file.read(), "Counting:\n* A\n* B\n* 3\n")
finally:
os.remove(os.path.join(template_dir, "counting"))
def test_render_invalid(self):
"""Test: Run render_templates("tests/template/invalid")"""
template_dir = os.path.join(TEMPLATE_DIR, "invalid")
with self.assertLogs("ionit", level="ERROR") as context_manager:
self.assertEqual(render_templates(template_dir, {}, "jinja", "utf-8"), 1)
self.assertFalse(os.path.exists(os.path.join(template_dir, "invalid")))
self.assertEqual(len(context_manager.output), 1)
self.assertRegex(
context_manager.output[0],
re.compile(
r"ERROR:ionit:Failed to load template '\S*template/invalid/invalid.jinja':"
"\n.*\njinja2.exceptions.TemplateSyntaxError: unexpected 'end of template'$",
flags=re.DOTALL,
),
)
def test_missing_context(self):
"""Test: Missing context for render_templates("tests/template/static")"""
template_dir = os.path.join(TEMPLATE_DIR, "static")
with self.assertLogs("ionit", level="ERROR") as context_manager:
self.assertEqual(render_templates(template_dir, {"second": "B"}, "jinja", "utf-8"), 1)
self.assertFalse(os.path.exists(os.path.join(template_dir, "counting")))
self.assertEqual(len(context_manager.output), 1)
self.assertRegex(
context_manager.output[0],
re.compile(
r"^ERROR:ionit:Failed to render '\S*template/static/counting.jinja':\n.*\n"
"jinja2.exceptions.UndefinedError: 'first' is undefined$",
flags=re.DOTALL,
),
)
def test_attribution_error(self):
"""Test: Run render_templates("tests/template/attribution-error")"""
template_dir = os.path.join(TEMPLATE_DIR, "attribution-error")
with self.assertLogs("ionit", level="ERROR") as context_manager:
self.assertEqual(render_templates(template_dir, {}, "jinja", "utf-8"), 1)
self.assertFalse(os.path.exists(os.path.join(template_dir, "error")))
self.assertEqual(len(context_manager.output), 1)
self.assertRegex(
context_manager.output[0],
re.compile(
r"^ERROR:ionit:Failed to render '\S*template/attribution-error/error.jinja':"
"\n.*\nAttributeError: 'dict_items' object has no attribute 'items'$",
flags=re.DOTALL,
),
)
def test_render_function(self):
"""Test: Run render_templates("tests/template/function")"""
template_dir = os.path.join(TEMPLATE_DIR, "function")
try:
context = {"answer_to_all_questions": lambda: 42}
self.assertEqual(render_templates(template_dir, context, "jinja", "utf-8"), 0)
with open(os.path.join(template_dir, "Document"), encoding="utf-8") as document_file:
self.assertEqual(
document_file.read(),
(
"The answer to the Ultimate Question of Life, The Universe, "
"and Everything is 42.\n"
),
)
finally:
os.remove(os.path.join(template_dir, "Document"))
def test_render_write_protected(self):
"""Test: Run render_templates("tests/template/static"), but write protected"""
template_dir = os.path.join(TEMPLATE_DIR, "static")
context = {"first": "A", "second": "B"}
with self.assertLogs("ionit", level="ERROR") as context_manager:
counting_filename = os.path.join(template_dir, "counting")
permission_error = PermissionError(13, "Permission denied")
with mock_open(counting_filename, exception=permission_error, complain=False):
self.assertEqual(render_templates(template_dir, context, "jinja", "utf-8"), 1)
self.assertFalse(os.path.exists(os.path.join(template_dir, "counting")))
self.assertEqual(len(context_manager.output), 1)
self.assertRegex(
context_manager.output[0],
(
r"ERROR:ionit:Failed to write rendered template to "
r"'\S*template/static/counting': \[Errno 13\] Permission denied"
),
)