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1import httplib2
2import tests
3
4
5def test_gzip_head():
6    # Test that we don't try to decompress a HEAD response
7    http = httplib2.Http()
8    response = tests.http_response_bytes(
9        headers={"content-encoding": "gzip", "content-length": 42}
10    )
11    with tests.server_const_bytes(response) as uri:
12        response, content = http.request(uri, "HEAD")
13        assert response.status == 200
14        assert int(response["content-length"]) != 0
15        assert content == b""
16
17
18def test_gzip_get():
19    # Test that we support gzip compression
20    http = httplib2.Http()
21    response = tests.http_response_bytes(
22        headers={"content-encoding": "gzip"},
23        body=tests.gzip_compress(b"properly compressed"),
24    )
25    with tests.server_const_bytes(response) as uri:
26        response, content = http.request(uri, "GET")
27        assert response.status == 200
28        assert "content-encoding" not in response
29        assert "-content-encoding" in response
30        assert int(response["content-length"]) == len(b"properly compressed")
31        assert content == b"properly compressed"
32
33
34def test_gzip_post_response():
35    http = httplib2.Http()
36    response = tests.http_response_bytes(
37        headers={"content-encoding": "gzip"},
38        body=tests.gzip_compress(b"properly compressed"),
39    )
40    with tests.server_const_bytes(response) as uri:
41        response, content = http.request(uri, "POST", body=b"")
42        assert response.status == 200
43        assert "content-encoding" not in response
44        assert "-content-encoding" in response
45
46
47def test_gzip_malformed_response():
48    http = httplib2.Http()
49    # Test that we raise a good exception when the gzip fails
50    http.force_exception_to_status_code = False
51    response = tests.http_response_bytes(
52        headers={"content-encoding": "gzip"}, body=b"obviously not compressed"
53    )
54    with tests.server_const_bytes(response, request_count=2) as uri:
55        with tests.assert_raises(httplib2.FailedToDecompressContent):
56            http.request(uri, "GET")
57
58        # Re-run the test with out the exceptions
59        http.force_exception_to_status_code = True
60
61        response, content = http.request(uri, "GET")
62        assert response.status == 500
63        assert response.reason.startswith("Content purported")
64
65
66def test_deflate_get():
67    # Test that we support deflate compression
68    http = httplib2.Http()
69    response = tests.http_response_bytes(
70        headers={"content-encoding": "deflate"},
71        body=tests.deflate_compress(b"properly compressed"),
72    )
73    with tests.server_const_bytes(response) as uri:
74        response, content = http.request(uri, "GET")
75        assert response.status == 200
76        assert "content-encoding" not in response
77        assert int(response["content-length"]) == len(b"properly compressed")
78        assert content == b"properly compressed"
79
80
81def test_deflate_malformed_response():
82    # Test that we raise a good exception when the deflate fails
83    http = httplib2.Http()
84    http.force_exception_to_status_code = False
85    response = tests.http_response_bytes(
86        headers={"content-encoding": "deflate"}, body=b"obviously not compressed"
87    )
88    with tests.server_const_bytes(response, request_count=2) as uri:
89        with tests.assert_raises(httplib2.FailedToDecompressContent):
90            http.request(uri, "GET")
91
92        # Re-run the test with out the exceptions
93        http.force_exception_to_status_code = True
94
95        response, content = http.request(uri, "GET")
96        assert response.status == 500
97        assert response.reason.startswith("Content purported")
98