net/base/dns_util_unittest.cc - Issue 992733002: Remove //net (except for Android test stuff) and sdch

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Issue 992733002: Remove //net (except for Android test stuff) and sdch (Closed) Base URL: git@github.com:domokit/mojo.git@master

Patch Set: Created 5 years, 9 months ago

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1 // Copyright (c) 2009 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/dns_util.h"

6 #include "testing/gtest/include/gtest/gtest.h"

7

8 namespace net {

9

10 class DNSUtilTest : public testing::Test {

11 };

12

13 // IncludeNUL converts a char* to a std::string and includes the terminating

14 // NUL in the result.

15 static std::string IncludeNUL(const char* in) {

16 return std::string(in, strlen(in) + 1);

17 }

18

19 TEST_F(DNSUtilTest, DNSDomainFromDot) {

20 std::string out;

21

22 EXPECT_FALSE(DNSDomainFromDot("", &out));

23 EXPECT_FALSE(DNSDomainFromDot(".", &out));

24 EXPECT_FALSE(DNSDomainFromDot("..", &out));

25

26 EXPECT_TRUE(DNSDomainFromDot("com", &out));

27 EXPECT_EQ(out, IncludeNUL("\003com"));

28 EXPECT_TRUE(DNSDomainFromDot("google.com", &out));

29 EXPECT_EQ(out, IncludeNUL("\x006google\003com"));

30 EXPECT_TRUE(DNSDomainFromDot("www.google.com", &out));

31 EXPECT_EQ(out, IncludeNUL("\003www\006google\003com"));

32

33 // Label is 63 chars: still valid

34 EXPECT_TRUE(DNSDomainFromDot("z23456789a123456789a123456789a123456789a12345678 9a123456789a123", &out));

35 EXPECT_EQ(out, IncludeNUL("\077z23456789a123456789a123456789a123456789a1234567 89a123456789a123"));

36

37 // Label is too long: invalid

38 EXPECT_FALSE(DNSDomainFromDot("123456789a123456789a123456789a123456789a1234567 89a123456789a1234", &out));

39

40 // 253 characters in the name: still valid

41 EXPECT_TRUE(DNSDomainFromDot("abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefgh i.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefgh i.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abcdefgh i.abcdefghi.abcdefghi.abcdefghi.abcdefghi.abc", &out));

42 EXPECT_EQ(out, IncludeNUL("\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefgh i\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\ 011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\01 1abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\011abcdefghi\011a bcdefghi\011abcdefghi\011abcdefghi\003abc"));

43

44 // 254 characters in the name: invalid

45 EXPECT_FALSE(DNSDomainFromDot("123456789.123456789.123456789.123456789.1234567 89.123456789.123456789.123456789.123456789.123456789.123456789.123456789.1234567 89.123456789.123456789.123456789.123456789.123456789.123456789.123456789.1234567 89.123456789.123456789.123456789.123456789.1234", &out));

46

47 // Zero length labels should be dropped.

48 EXPECT_TRUE(DNSDomainFromDot("www.google.com.", &out));

49 EXPECT_EQ(out, IncludeNUL("\003www\006google\003com"));

50

51 EXPECT_TRUE(DNSDomainFromDot(".google.com", &out));

52 EXPECT_EQ(out, IncludeNUL("\006google\003com"));

53

54 EXPECT_TRUE(DNSDomainFromDot("www..google.com", &out));

55 EXPECT_EQ(out, IncludeNUL("\003www\006google\003com"));

56 }

57

58 TEST_F(DNSUtilTest, DNSDomainToString) {

59 EXPECT_EQ("", DNSDomainToString(IncludeNUL("")));

60 EXPECT_EQ("foo", DNSDomainToString(IncludeNUL("\003foo")));

61 EXPECT_EQ("foo.bar", DNSDomainToString(IncludeNUL("\003foo\003bar")));

62 EXPECT_EQ("foo.bar.uk",

63 DNSDomainToString(IncludeNUL("\003foo\003bar\002uk")));

64

65 // It should cope with a lack of root label.

66 EXPECT_EQ("foo.bar", DNSDomainToString("\003foo\003bar"));

67

68 // Invalid inputs should return an empty string.

69 EXPECT_EQ("", DNSDomainToString(IncludeNUL("\x80")));

70 EXPECT_EQ("", DNSDomainToString("\x06"));

71 }

72

73 } // namespace net

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