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1 // Copyright (c) 2010 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/base/host_mapping_rules.h"
6 
7 #include "net/base/host_port_pair.h"
8 #include "testing/gtest/include/gtest/gtest.h"
9 
10 namespace net {
11 
12 namespace {
13 
TEST(HostMappingRulesTest,SetRulesFromString)14 TEST(HostMappingRulesTest, SetRulesFromString) {
15   HostMappingRules rules;
16   rules.SetRulesFromString(
17       "map *.com baz , map *.net bar:60, EXCLUDE *.foo.com");
18 
19   HostPortPair host_port("test", 1234);
20   EXPECT_FALSE(rules.RewriteHost(&host_port));
21   EXPECT_EQ("test", host_port.host());
22   EXPECT_EQ(1234u, host_port.port());
23 
24   host_port = HostPortPair("chrome.net", 80);
25   EXPECT_TRUE(rules.RewriteHost(&host_port));
26   EXPECT_EQ("bar", host_port.host());
27   EXPECT_EQ(60u, host_port.port());
28 
29   host_port = HostPortPair("crack.com", 80);
30   EXPECT_TRUE(rules.RewriteHost(&host_port));
31   EXPECT_EQ("baz", host_port.host());
32   EXPECT_EQ(80u, host_port.port());
33 
34   host_port = HostPortPair("wtf.foo.com", 666);
35   EXPECT_FALSE(rules.RewriteHost(&host_port));
36   EXPECT_EQ("wtf.foo.com", host_port.host());
37   EXPECT_EQ(666u, host_port.port());
38 }
39 
TEST(HostMappingRulesTest,PortSpecificMatching)40 TEST(HostMappingRulesTest, PortSpecificMatching) {
41   HostMappingRules rules;
42   rules.SetRulesFromString(
43       "map *.com:80 baz:111 , map *.com:443 blat:333, EXCLUDE *.foo.com");
44 
45   // No match
46   HostPortPair host_port("test.com", 1234);
47   EXPECT_FALSE(rules.RewriteHost(&host_port));
48   EXPECT_EQ("test.com", host_port.host());
49   EXPECT_EQ(1234u, host_port.port());
50 
51   // Match port 80
52   host_port = HostPortPair("crack.com", 80);
53   EXPECT_TRUE(rules.RewriteHost(&host_port));
54   EXPECT_EQ("baz", host_port.host());
55   EXPECT_EQ(111u, host_port.port());
56 
57   // Match port 443
58   host_port = HostPortPair("wtf.com", 443);
59   EXPECT_TRUE(rules.RewriteHost(&host_port));
60   EXPECT_EQ("blat", host_port.host());
61   EXPECT_EQ(333u, host_port.port());
62 
63   // Match port 443, but excluded.
64   host_port = HostPortPair("wtf.foo.com", 443);
65   EXPECT_FALSE(rules.RewriteHost(&host_port));
66   EXPECT_EQ("wtf.foo.com", host_port.host());
67   EXPECT_EQ(443u, host_port.port());
68 }
69 
70 // Parsing bad rules should silently discard the rule (and never crash).
TEST(HostMappingRulesTest,ParseInvalidRules)71 TEST(HostMappingRulesTest, ParseInvalidRules) {
72   HostMappingRules rules;
73 
74   EXPECT_FALSE(rules.AddRuleFromString("xyz"));
75   EXPECT_FALSE(rules.AddRuleFromString(std::string()));
76   EXPECT_FALSE(rules.AddRuleFromString(" "));
77   EXPECT_FALSE(rules.AddRuleFromString("EXCLUDE"));
78   EXPECT_FALSE(rules.AddRuleFromString("EXCLUDE foo bar"));
79   EXPECT_FALSE(rules.AddRuleFromString("INCLUDE"));
80   EXPECT_FALSE(rules.AddRuleFromString("INCLUDE x"));
81   EXPECT_FALSE(rules.AddRuleFromString("INCLUDE x :10"));
82 }
83 
84 }  // namespace
85 
86 }  // namespace net
87