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from netlib.http import Headers
from netlib.tutils import raises
class TestHeaders(object):
def _2host(self):
return Headers(
[
[b"Host", b"example.com"],
[b"host", b"example.org"]
]
)
def test_init(self):
headers = Headers()
assert len(headers) == 0
headers = Headers([[b"Host", b"example.com"]])
assert len(headers) == 1
assert headers["Host"] == "example.com"
headers = Headers(Host="example.com")
assert len(headers) == 1
assert headers["Host"] == "example.com"
headers = Headers(
[[b"Host", b"invalid"]],
Host="example.com"
)
assert len(headers) == 1
assert headers["Host"] == "example.com"
headers = Headers(
[[b"Host", b"invalid"], [b"Accept", b"text/plain"]],
Host="example.com"
)
assert len(headers) == 2
assert headers["Host"] == "example.com"
assert headers["Accept"] == "text/plain"
with raises(ValueError):
Headers([[b"Host", u"not-bytes"]])
def test_getitem(self):
headers = Headers(Host="example.com")
assert headers["Host"] == "example.com"
assert headers["host"] == "example.com"
with raises(KeyError):
_ = headers["Accept"]
headers = self._2host()
assert headers["Host"] == "example.com, example.org"
def test_str(self):
headers = Headers(Host="example.com")
assert bytes(headers) == b"Host: example.com\r\n"
headers = Headers([
[b"Host", b"example.com"],
[b"Accept", b"text/plain"]
])
assert bytes(headers) == b"Host: example.com\r\nAccept: text/plain\r\n"
headers = Headers()
assert bytes(headers) == b""
def test_setitem(self):
headers = Headers()
headers["Host"] = "example.com"
assert "Host" in headers
assert "host" in headers
assert headers["Host"] == "example.com"
headers["host"] = "example.org"
assert "Host" in headers
assert "host" in headers
assert headers["Host"] == "example.org"
headers["accept"] = "text/plain"
assert len(headers) == 2
assert "Accept" in headers
assert "Host" in headers
headers = self._2host()
assert len(headers.fields) == 2
headers["Host"] = "example.com"
assert len(headers.fields) == 1
assert "Host" in headers
def test_delitem(self):
headers = Headers(Host="example.com")
assert len(headers) == 1
del headers["host"]
assert len(headers) == 0
try:
del headers["host"]
except KeyError:
assert True
else:
assert False
headers = self._2host()
del headers["Host"]
assert len(headers) == 0
def test_keys(self):
headers = Headers(Host="example.com")
assert list(headers.keys()) == ["Host"]
headers = self._2host()
assert list(headers.keys()) == ["Host"]
def test_eq_ne(self):
headers1 = Headers(Host="example.com")
headers2 = Headers(host="example.com")
assert not (headers1 == headers2)
assert headers1 != headers2
headers1 = Headers(Host="example.com")
headers2 = Headers(Host="example.com")
assert headers1 == headers2
assert not (headers1 != headers2)
assert headers1 != 42
def test_get_all(self):
headers = self._2host()
assert headers.get_all("host") == ["example.com", "example.org"]
assert headers.get_all("accept") == []
def test_set_all(self):
headers = Headers(Host="example.com")
headers.set_all("Accept", ["text/plain"])
assert len(headers) == 2
assert "accept" in headers
headers = self._2host()
headers.set_all("Host", ["example.org"])
assert headers["host"] == "example.org"
headers.set_all("Host", ["example.org", "example.net"])
assert headers["host"] == "example.org, example.net"
def test_state(self):
headers = self._2host()
assert len(headers.get_state()) == 2
assert headers == Headers.from_state(headers.get_state())
headers2 = Headers()
assert headers != headers2
headers2.set_state(headers.get_state())
assert headers == headers2
def test_replace_simple(self):
headers = Headers(Host="example.com", Accept="text/plain")
replacements = headers.replace("Host: ", "X-Host: ")
assert replacements == 1
assert headers["X-Host"] == "example.com"
assert "Host" not in headers
assert headers["Accept"] == "text/plain"
def test_replace_multi(self):
headers = self._2host()
headers.replace(r"Host: example\.com", r"Host: example.de")
assert headers.get_all("Host") == ["example.de", "example.org"]
def test_replace_remove_spacer(self):
headers = Headers(Host="example.com")
replacements = headers.replace(r"Host: ", "X-Host ")
assert replacements == 0
assert headers["Host"] == "example.com"
|
