1 files changed, 83 insertions, 0 deletions
diff --git a/test/modules/http2/test_401_early_hints.py b/test/modules/http2/test_401_early_hints.py
new file mode 100644
index 0000000..5704305
--- /dev/null
+++ b/test/modules/http2/test_401_early_hints.py
@@ -0,0 +1,83 @@
+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'
+