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from pathlib import Path
import pytest
from unit.applications.proto import ApplicationProto
from unit.option import option
from unit.utils import waitforfiles
prerequisites = {'modules': {'njs': 'any'}}
client = ApplicationProto()
@pytest.fixture(autouse=True)
def setup_method_fixture(temp_dir):
assert 'success' in client.conf(
{
"listeners": {"*:8080": {"pass": "routes"}},
"routes": [{"action": {"share": f"{temp_dir}/assets$uri"}}],
}
)
def create_files(*files):
assets_dir = f'{option.temp_dir}/assets/'
Path(assets_dir).mkdir(exist_ok=True)
_ = [Path(assets_dir + f).touch() for f in files]
waitforfiles(*[assets_dir + f for f in files])
def set_share(share):
assert 'success' in client.conf(share, 'routes/0/action/share')
def check_expression(expression, url='/'):
set_share(f'"`{option.temp_dir}/assets{expression}`"')
assert client.get(url=url)['status'] == 200
def test_njs_template_string(temp_dir):
create_files('str', '`string`', '`backtick', 'l1\nl2')
check_expression('/str')
check_expression('/\\\\`backtick')
check_expression('/l1\\nl2')
set_share(f'"{temp_dir}/assets/`string`"')
assert client.get()['status'] == 200
def test_njs_template_expression():
create_files('str', 'localhost')
check_expression('${uri}', '/str')
check_expression('${uri}${host}')
check_expression('${uri + host}')
check_expression('${uri + `${host}`}')
def test_njs_iteration():
create_files('Connection,Host', 'close,localhost')
check_expression('/${Object.keys(headers).sort().join()}')
check_expression('/${Object.values(headers).sort().join()}')
def test_njs_variables(temp_dir):
create_files('str', 'localhost', '127.0.0.1')
check_expression('/${host}')
check_expression('/${remoteAddr}')
check_expression('/${headers.Host}')
set_share(f'"`{temp_dir}/assets/${{cookies.foo}}`"')
assert (
client.get(headers={'Cookie': 'foo=str', 'Connection': 'close'})[
'status'
]
== 200
), 'cookies'
set_share(f'"`{temp_dir}/assets/${{args.foo}}`"')
assert client.get(url='/?foo=str')['status'] == 200, 'args'
check_expression('/${vars.header_host}')
set_share(f'"`{temp_dir}/assets/${{vars[\\"arg_foo\\"]}}`"')
assert client.get(url='/?foo=str')['status'] == 200, 'vars'
set_share(f'"`{temp_dir}/assets/${{vars.non_exist}}`"')
assert client.get()['status'] == 404, 'undefined'
create_files('undefined')
assert client.get()['status'] == 200, 'undefined 2'
def test_njs_variables_cacheable(temp_dir):
create_files('str')
def check_rewrite(rewrite, uri):
assert 'success' in client.conf(
[
{
"action": {
"rewrite": rewrite,
"share": f"`{temp_dir}/assets{uri}`",
},
},
],
'routes',
)
assert client.get()['status'] == 200
check_rewrite('/str', '${uri}')
check_rewrite('/str', '${vars.uri}')
def test_njs_variables_cacheable_access_log(findall, temp_dir):
assert 'success' in client.conf({"return": 200}, 'routes/0/action')
assert 'success' in client.conf(
{
'path': f'{temp_dir}/access.log',
'format': '`${vars.host}, ${vars.status}\n`',
},
'access_log'
), 'access_log configure'
reqs = 50
for _ in range(reqs):
client.get()
assert len(findall(r'localhost, 200', 'access.log')) == reqs
def test_njs_invalid(skip_alert):
skip_alert(r'js exception:')
def check_invalid(template):
assert 'error' in client.conf(template, 'routes/0/action/share')
check_invalid('"`a"')
check_invalid('"`a``"')
check_invalid('"`a`/"')
check_invalid('"`${vars.}`"')
def check_invalid_resolve(template):
assert 'success' in client.conf(template, 'routes/0/action/share')
assert client.get()['status'] == 500
check_invalid_resolve('"`${a}`"')
check_invalid_resolve('"`${uri.a.a}`"')
check_invalid_resolve('"`${vars.a.a}`"')
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