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import pytest
from .env import H2Conf, H2TestEnv
# The push tests depend on "nghttp"
@pytest.mark.skipif(condition=H2TestEnv.is_unsupported, reason="mod_http2 not supported here")
class TestEarlyHints:
@pytest.fixture(autouse=True, scope='class')
def _class_scope(self, env):
if not env.httpd_is_at_least('2.4.58'):
pytest.skip(f'needs httpd 2.4.58')
H2Conf(env).start_vhost(domains=[f"hints.{env.http_tld}"],
port=env.https_port, doc_root="htdocs/test1"
).add("""
H2EarlyHints on
RewriteEngine on
RewriteRule ^/006-(.*)?\\.html$ /006.html
<Location /006-hints.html>
H2PushResource "/006/006.css" critical
</Location>
<Location /006-nohints.html>
Header add Link "</006/006.css>;rel=preload"
</Location>
<Location /006-early.html>
H2EarlyHint Link "</006/006.css>;rel=preload;as=style"
</Location>
<Location /006-early-no-push.html>
H2Push off
H2EarlyHint Link "</006/006.css>;rel=preload;as=style"
</Location>
""").end_vhost(
).install()
assert env.apache_restart() == 0
# H2EarlyHints enabled in general, check that it works for H2PushResource
def test_h2_401_31(self, env, repeat):
url = env.mkurl("https", "hints", "/006-hints.html")
r = env.nghttp().get(url)
assert r.response["status"] == 200
promises = r.results["streams"][r.response["id"]]["promises"]
assert 1 == len(promises)
early = r.response["previous"]
assert early
assert 103 == int(early["header"][":status"])
assert early["header"]["link"]
# H2EarlyHints enabled in general, but does not trigger on added response headers
def test_h2_401_32(self, env, repeat):
url = env.mkurl("https", "hints", "/006-nohints.html")
r = env.nghttp().get(url)
assert r.response["status"] == 200
promises = r.results["streams"][r.response["id"]]["promises"]
assert 1 == len(promises)
assert "previous" not in r.response
# H2EarlyHints enabled in general, check that it works for H2EarlyHint
def test_h2_401_33(self, env, repeat):
url = env.mkurl("https", "hints", "/006-early.html")
r = env.nghttp().get(url)
assert r.response["status"] == 200
promises = r.results["streams"][r.response["id"]]["promises"]
assert 1 == len(promises)
early = r.response["previous"]
assert early
assert 103 == int(early["header"][":status"])
assert early["header"]["link"] == '</006/006.css>;rel=preload;as=style'
# H2EarlyHints enabled, no PUSH, check that it works for H2EarlyHint
def test_h2_401_34(self, env, repeat):
if not env.httpd_is_at_least('2.4.58'):
pytest.skip(f'needs httpd 2.4.58')
url = env.mkurl("https", "hints", "/006-early-no-push.html")
r = env.nghttp().get(url)
assert r.response["status"] == 200
promises = r.results["streams"][r.response["id"]]["promises"]
assert 0 == len(promises)
early = r.response["previous"]
assert early
assert 103 == int(early["header"][":status"])
assert early["header"]["link"] == '</006/006.css>;rel=preload;as=style'
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