Adjust test input space

2 files changed, 9 insertions, 13 deletions

diff --git a/tst/test_check.py b/tst/test_check.py
index 23be6f5..c5516e2 100644
--- a/tst/test_check.py
+++ b/tst/test_check.py
@@ -52,16 +52,12 @@ def failed_to_get_cert(summary):
 async def get_cert_summary(netloc, after, ca):
     """Fetch TLS certificate expiration summary for netloc."""
     loop = get_running_loop()
-    while True:
-        output = StringIO()
-        await loop.run_in_executor(None, check, [netloc], after, output, ca)
-        if not output.getvalue():
-            return None
-        summary, = map(parse_summary, output.getvalue().splitlines())
-        if 'Connection refused' in summary[-1]:  # pragma: no cover
-            assert failed_to_get_cert(summary)
-            continue
-        return summary
+    output = StringIO()
+    await loop.run_in_executor(None, check, [netloc], after, output, ca)
+    if not output.getvalue():
+        return None
+    summary, = map(parse_summary, output.getvalue().splitlines())
+    return summary
 
 
 @mark.parametrize('domain', ['localhost'])
diff --git a/tst/test_listen.py b/tst/test_listen.py
index 45289d5..55a69e0 100644
--- a/tst/test_listen.py
+++ b/tst/test_listen.py
@@ -50,7 +50,7 @@ def ports():
 
 def serials():
     """Return a Hypothesis strategy for TLS serial number."""
-    return integers(0, 256**20-1)
+    return integers(1, 256**20-1)
 
 
 def base64s():
@@ -176,9 +176,9 @@ async def fetch_xml(socket, url, content_type):
     header_parser = BytesHeaderParser()
     xml_parser = XMLParser(encoding='utf-8')
     async with connect(socket) as (reader, writer):
-        await write_request(writer, f'GET {url} HTTP/2\r\n')
+        await write_request(writer, f'GET {url} HTTP/1.1\r\n')
         status = await reader.readuntil(b'\r\n')
-        assert status == b'HTTP/2 200 OK\r\n'
+        assert status == b'HTTP/1.1 200 OK\r\n'
         headers_bytes = await reader.readuntil(b'\r\n\r\n')
         headers = header_parser.parsebytes(headers_bytes)
         assert headers['Content-Type'] == content_type