improve request tests, coverage++

1 files changed, 136 insertions, 0 deletions

diff --git a/test/http/test_message.py b/test/http/test_message.py
new file mode 100644
index 00000000..b0b7e27f
--- /dev/null
+++ b/test/http/test_message.py
@@ -0,0 +1,136 @@
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import, print_function, division
+
+from netlib.http import decoded
+from netlib.tutils import tresp
+
+
+def _test_passthrough_attr(message, attr):
+    def t(self=None):
+        assert getattr(message, attr) == getattr(message.data, attr)
+        setattr(message, attr, "foo")
+        assert getattr(message.data, attr) == "foo"
+    return t
+
+
+def _test_decoded_attr(message, attr):
+    def t(self=None):
+        assert getattr(message, attr) == getattr(message.data, attr).decode("utf8")
+        # Set str, get raw bytes
+        setattr(message, attr, "foo")
+        assert getattr(message.data, attr) == b"foo"
+        # Set raw bytes, get decoded
+        setattr(message.data, attr, b"bar")
+        assert getattr(message, attr) == "bar"
+        # Set bytes, get raw bytes
+        setattr(message, attr, b"baz")
+        assert getattr(message.data, attr) == b"baz"
+
+        # Set UTF8
+        setattr(message, attr, "Non-Autorisé")
+        assert getattr(message.data, attr) == b"Non-Autoris\xc3\xa9"
+        # Don't fail on garbage
+        setattr(message.data, attr, b"foo\xFF\x00bar")
+        assert getattr(message, attr).startswith("foo")
+        assert getattr(message, attr).endswith("bar")
+        # foo.bar = foo.bar should not cause any side effects.
+        d = getattr(message, attr)
+        setattr(message, attr, d)
+        assert getattr(message.data, attr) == b"foo\xFF\x00bar"
+    return t
+
+
+class TestMessage(object):
+
+    def test_init(self):
+        resp = tresp()
+        assert resp.data
+
+    def test_eq_ne(self):
+        resp = tresp(timestamp_start=42, timestamp_end=42)
+        same = tresp(timestamp_start=42, timestamp_end=42)
+        assert resp == same
+        assert not resp != same
+
+        other = tresp(timestamp_start=0, timestamp_end=0)
+        assert not resp == other
+        assert resp != other
+
+        assert resp != 0
+
+    def test_content_length_update(self):
+        resp = tresp()
+        resp.content = b"foo"
+        assert resp.data.content == b"foo"
+        assert resp.headers["content-length"] == "3"
+        resp.content = b""
+        assert resp.data.content == b""
+        assert resp.headers["content-length"] == "0"
+
+    test_content_basic = _test_passthrough_attr(tresp(), "content")
+    test_headers = _test_passthrough_attr(tresp(), "headers")
+    test_timestamp_start = _test_passthrough_attr(tresp(), "timestamp_start")
+    test_timestamp_end = _test_passthrough_attr(tresp(), "timestamp_end")
+
+    test_http_version = _test_decoded_attr(tresp(), "http_version")
+
+
+class TestDecodedDecorator(object):
+
+    def test_simple(self):
+        r = tresp()
+        assert r.content == b"message"
+        assert "content-encoding" not in r.headers
+        assert r.encode("gzip")
+
+        assert r.headers["content-encoding"]
+        assert r.content != b"message"
+        with decoded(r):
+            assert "content-encoding" not in r.headers
+            assert r.content == b"message"
+        assert r.headers["content-encoding"]
+        assert r.content != b"message"
+
+    def test_modify(self):
+        r = tresp()
+        assert "content-encoding" not in r.headers
+        assert r.encode("gzip")
+
+        with decoded(r):
+            r.content = b"foo"
+
+        assert r.content != b"foo"
+        r.decode()
+        assert r.content == b"foo"
+
+    def test_unknown_ce(self):
+        r = tresp()
+        r.headers["content-encoding"] = "zopfli"
+        r.content = b"foo"
+        with decoded(r):
+            assert r.headers["content-encoding"]
+            assert r.content == b"foo"
+        assert r.headers["content-encoding"]
+        assert r.content == b"foo"
+
+    def test_cannot_decode(self):
+        r = tresp()
+        assert r.encode("gzip")
+        r.content = b"foo"
+        with decoded(r):
+            assert r.headers["content-encoding"]
+            assert r.content == b"foo"
+        assert r.headers["content-encoding"]
+        assert r.content != b"foo"
+        r.decode()
+        assert r.content == b"foo"
+
+    def test_cannot_encode(self):
+        r = tresp()
+        assert r.encode("gzip")
+        with decoded(r):
+            r.content = None
+
+        assert "content-encoding" not in r.headers
+        assert r.content is None
+