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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "net/spdy/spdy_frame_builder.h" | |
6 | |
7 #include "net/spdy/spdy_framer.h" | |
8 #include "net/spdy/spdy_protocol.h" | |
9 #include "testing/platform_test.h" | |
10 | |
11 namespace net { | |
12 | |
13 class SpdyFrameBuilderTest : public ::testing::TestWithParam<SpdyMajorVersion> { | |
14 protected: | |
15 void SetUp() override { spdy_version_ = GetParam(); } | |
16 | |
17 // Major version of SPDY protocol to be used. | |
18 SpdyMajorVersion spdy_version_; | |
19 }; | |
20 | |
21 // All tests are run with two different SPDY versions: SPDY/2 and SPDY/3. | |
22 INSTANTIATE_TEST_CASE_P(SpdyFrameBuilderTests, | |
23 SpdyFrameBuilderTest, | |
24 ::testing::Values(SPDY2, SPDY3, SPDY4)); | |
25 | |
26 TEST_P(SpdyFrameBuilderTest, GetWritableBuffer) { | |
27 const size_t builder_size = 10; | |
28 SpdyFrameBuilder builder(builder_size, spdy_version_); | |
29 char* writable_buffer = builder.GetWritableBuffer(builder_size); | |
30 memset(writable_buffer, ~1, builder_size); | |
31 EXPECT_TRUE(builder.Seek(builder_size)); | |
32 scoped_ptr<SpdyFrame> frame(builder.take()); | |
33 char expected[builder_size]; | |
34 memset(expected, ~1, builder_size); | |
35 EXPECT_EQ(base::StringPiece(expected, builder_size), | |
36 base::StringPiece(frame->data(), builder_size)); | |
37 } | |
38 | |
39 TEST_P(SpdyFrameBuilderTest, RewriteLength) { | |
40 // Create an empty SETTINGS frame both via framer and manually via builder. | |
41 // The one created via builder is initially given the incorrect length, but | |
42 // then is corrected via RewriteLength(). | |
43 SpdyFramer framer(spdy_version_); | |
44 SpdySettingsIR settings_ir; | |
45 scoped_ptr<SpdyFrame> expected(framer.SerializeSettings(settings_ir)); | |
46 SpdyFrameBuilder builder(expected->size() + 1, spdy_version_); | |
47 if (spdy_version_ <= SPDY3) { | |
48 builder.WriteControlFrameHeader(framer, SETTINGS, 0); | |
49 builder.WriteUInt32(0); // Write the number of settings. | |
50 } else { | |
51 builder.BeginNewFrame(framer, SETTINGS, 0, 0); | |
52 } | |
53 EXPECT_TRUE(builder.GetWritableBuffer(1) != NULL); | |
54 builder.RewriteLength(framer); | |
55 scoped_ptr<SpdyFrame> built(builder.take()); | |
56 EXPECT_EQ(base::StringPiece(expected->data(), expected->size()), | |
57 base::StringPiece(built->data(), expected->size())); | |
58 } | |
59 | |
60 TEST_P(SpdyFrameBuilderTest, OverwriteFlags) { | |
61 // Create a HEADERS frame both via framer and manually via builder with | |
62 // different flags set, then make them match using OverwriteFlags(). | |
63 SpdyFramer framer(spdy_version_); | |
64 if (spdy_version_ <= SPDY3) { | |
65 return; | |
66 } | |
67 SpdyHeadersIR headers_ir(1); | |
68 scoped_ptr<SpdyFrame> expected(framer.SerializeHeaders(headers_ir)); | |
69 SpdyFrameBuilder builder(expected->size(), spdy_version_); | |
70 builder.BeginNewFrame(framer, HEADERS, 0, 1); | |
71 builder.OverwriteFlags(framer, HEADERS_FLAG_END_HEADERS); | |
72 scoped_ptr<SpdyFrame> built(builder.take()); | |
73 EXPECT_EQ(base::StringPiece(expected->data(), expected->size()), | |
74 base::StringPiece(built->data(), built->size())); | |
75 } | |
76 | |
77 } // namespace net | |
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