jinja2/tests/test_bytecode_cache.py

78 lines
1.9 KiB
Python

import pytest
from jinja2 import Environment
from jinja2.bccache import Bucket
from jinja2.bccache import FileSystemBytecodeCache
from jinja2.bccache import MemcachedBytecodeCache
from jinja2.exceptions import TemplateNotFound
@pytest.fixture
def env(package_loader, tmp_path):
bytecode_cache = FileSystemBytecodeCache(str(tmp_path))
return Environment(loader=package_loader, bytecode_cache=bytecode_cache)
class TestByteCodeCache:
def test_simple(self, env):
tmpl = env.get_template("test.html")
assert tmpl.render().strip() == "BAR"
pytest.raises(TemplateNotFound, env.get_template, "missing.html")
class MockMemcached:
class Error(Exception):
pass
key = None
value = None
timeout = None
def get(self, key):
return self.value
def set(self, key, value, timeout=None):
self.key = key
self.value = value
self.timeout = timeout
def get_side_effect(self, key):
raise self.Error()
def set_side_effect(self, *args):
raise self.Error()
class TestMemcachedBytecodeCache:
def test_dump_load(self):
memcached = MockMemcached()
m = MemcachedBytecodeCache(memcached)
b = Bucket(None, "key", "")
b.code = "code"
m.dump_bytecode(b)
assert memcached.key == "jinja2/bytecode/key"
b = Bucket(None, "key", "")
m.load_bytecode(b)
assert b.code == "code"
def test_exception(self):
memcached = MockMemcached()
memcached.get = memcached.get_side_effect
memcached.set = memcached.set_side_effect
m = MemcachedBytecodeCache(memcached)
b = Bucket(None, "key", "")
b.code = "code"
m.dump_bytecode(b)
m.load_bytecode(b)
m.ignore_memcache_errors = False
with pytest.raises(MockMemcached.Error):
m.dump_bytecode(b)
with pytest.raises(MockMemcached.Error):
m.load_bytecode(b)