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1 // Copyright 2016 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/http2/decoder/payload_decoders/priority_payload_decoder.h" | |
6 | |
7 #include <stddef.h> | |
8 | |
9 #include "base/bind.h" | |
10 #include "base/logging.h" | |
11 #include "net/http2/decoder/frame_parts.h" | |
12 #include "net/http2/decoder/frame_parts_collector.h" | |
13 #include "net/http2/decoder/http2_frame_decoder_listener.h" | |
14 #include "net/http2/decoder/payload_decoders/payload_decoder_base_test_util.h" | |
15 #include "net/http2/http2_constants.h" | |
16 #include "net/http2/http2_structures_test_util.h" | |
17 #include "net/http2/tools/http2_frame_builder.h" | |
18 #include "net/http2/tools/http2_random.h" | |
19 #include "net/http2/tools/random_decoder_test.h" | |
20 #include "testing/gtest/include/gtest/gtest.h" | |
21 | |
22 namespace net { | |
23 namespace test { | |
24 | |
25 class PriorityPayloadDecoderPeer { | |
26 public: | |
27 static constexpr Http2FrameType FrameType() { | |
28 return Http2FrameType::PRIORITY; | |
29 } | |
30 | |
31 // Returns the mask of flags that affect the decoding of the payload (i.e. | |
32 // flags that that indicate the presence of certain fields or padding). | |
33 static constexpr uint8_t FlagsAffectingPayloadDecoding() { return 0; } | |
34 | |
35 static void Randomize(PriorityPayloadDecoder* p, RandomBase* rng) { | |
36 VLOG(1) << "PriorityPayloadDecoderPeer::Randomize"; | |
37 test::Randomize(&p->priority_fields_, rng); | |
38 } | |
39 }; | |
40 | |
41 namespace { | |
42 | |
43 struct Listener : public FramePartsCollector { | |
44 void OnPriorityFrame(const Http2FrameHeader& header, | |
45 const Http2PriorityFields& priority_fields) override { | |
46 VLOG(1) << "OnPriority: " << header << "; " << priority_fields; | |
47 StartAndEndFrame(header)->OnPriorityFrame(header, priority_fields); | |
48 } | |
49 | |
50 void OnFrameSizeError(const Http2FrameHeader& header) override { | |
51 VLOG(1) << "OnFrameSizeError: " << header; | |
52 FrameError(header)->OnFrameSizeError(header); | |
53 } | |
54 }; | |
55 | |
56 class PriorityPayloadDecoderTest | |
57 : public AbstractPayloadDecoderTest<PriorityPayloadDecoder, | |
58 PriorityPayloadDecoderPeer, | |
59 Listener> { | |
60 public: | |
61 static bool ApproveSizeForWrongSize(size_t size) { | |
62 return size != Http2PriorityFields::EncodedSize(); | |
63 } | |
64 | |
65 protected: | |
66 Http2PriorityFields RandPriorityFields() { | |
67 Http2PriorityFields fields; | |
68 test::Randomize(&fields, RandomPtr()); | |
69 return fields; | |
70 } | |
71 }; | |
72 | |
73 // Confirm we get an error if the payload is not the correct size to hold | |
74 // exactly one Http2PriorityFields. | |
75 TEST_F(PriorityPayloadDecoderTest, WrongSize) { | |
76 Http2FrameBuilder fb; | |
77 fb.Append(RandPriorityFields()); | |
78 fb.Append(RandPriorityFields()); | |
79 EXPECT_TRUE(VerifyDetectsFrameSizeError( | |
80 0, fb.buffer(), | |
81 base::Bind(&PriorityPayloadDecoderTest::ApproveSizeForWrongSize))); | |
82 } | |
83 | |
84 TEST_F(PriorityPayloadDecoderTest, VariousPayloads) { | |
85 for (int n = 0; n < 100; ++n) { | |
86 Http2PriorityFields fields = RandPriorityFields(); | |
87 Http2FrameBuilder fb; | |
88 fb.Append(fields); | |
89 Http2FrameHeader header(fb.size(), Http2FrameType::PRIORITY, RandFlags(), | |
90 RandStreamId()); | |
91 set_frame_header(header); | |
92 FrameParts expected(header); | |
93 expected.opt_priority = fields; | |
94 EXPECT_TRUE(DecodePayloadAndValidateSeveralWays(fb.buffer(), expected)); | |
95 } | |
96 } | |
97 | |
98 } // namespace | |
99 } // namespace test | |
100 } // namespace net | |
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