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1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/include/fxcrt/fx_system.h" | 5 #include "core/include/fxcrt/fx_system.h" |
6 #include "testing/gtest/include/gtest/gtest.h" | 6 #include "testing/gtest/include/gtest/gtest.h" |
7 | 7 |
8 TEST(fxcrt, FXSYS_atoi) { | 8 TEST(fxcrt, FXSYS_atoi) { |
9 EXPECT_EQ(0, FXSYS_atoi("")); | 9 EXPECT_EQ(0, FXSYS_atoi("")); |
10 EXPECT_EQ(0, FXSYS_atoi("0")); | 10 EXPECT_EQ(0, FXSYS_atoi("0")); |
11 EXPECT_EQ(-1, FXSYS_atoi("-1")); | 11 EXPECT_EQ(-1, FXSYS_atoi("-1")); |
12 EXPECT_EQ(2345, FXSYS_atoi("2345")); | 12 EXPECT_EQ(2345, FXSYS_atoi("2345")); |
| 13 EXPECT_EQ(-2147483647, FXSYS_atoi("-2147483647")); |
| 14 // Handle the sign. |
| 15 EXPECT_EQ(-2345, FXSYS_atoi("-2345")); |
| 16 EXPECT_EQ(2345, FXSYS_atoi("+2345")); |
| 17 // The max value. |
13 EXPECT_EQ(2147483647, FXSYS_atoi("2147483647")); | 18 EXPECT_EQ(2147483647, FXSYS_atoi("2147483647")); |
14 EXPECT_EQ(-2147483647, FXSYS_atoi("-2147483647")); | 19 // The min value. |
| 20 EXPECT_EQ(-2147483648, FXSYS_atoi("-2147483648")); |
| 21 // With invalid char. |
15 EXPECT_EQ(9, FXSYS_atoi("9x9")); | 22 EXPECT_EQ(9, FXSYS_atoi("9x9")); |
16 | 23 |
17 // TODO(dsinclair): These are all wacky ..... | 24 // Out of range values. |
18 EXPECT_EQ(2147483623, FXSYS_atoi("2147483623423412348")); | 25 EXPECT_EQ(2147483647, FXSYS_atoi("2147483623423412348")); |
19 EXPECT_EQ(214748364, FXSYS_atoi("2147483648")); | 26 EXPECT_EQ(2147483647, FXSYS_atoi("2147483648")); |
20 // The digit is parsed as a positive value, so we end up not being able to | 27 EXPECT_EQ(-2147483648, FXSYS_atoi("-2147483650")); |
21 // handle the largest possible negative value. | |
22 EXPECT_EQ(-214748364, FXSYS_atoi("-2147483648")); | |
23 } | 28 } |
24 | 29 |
25 TEST(fxcrt, FXSYS_atoi64) { | 30 TEST(fxcrt, FXSYS_atoi64) { |
26 EXPECT_EQ(0, FXSYS_atoi64("")); | 31 EXPECT_EQ(0, FXSYS_atoi64("")); |
27 EXPECT_EQ(0, FXSYS_atoi64("0")); | 32 EXPECT_EQ(0, FXSYS_atoi64("0")); |
28 EXPECT_EQ(-1, FXSYS_atoi64("-1")); | 33 EXPECT_EQ(-1, FXSYS_atoi64("-1")); |
29 EXPECT_EQ(2345, FXSYS_atoi64("2345")); | 34 EXPECT_EQ(2345, FXSYS_atoi64("2345")); |
| 35 EXPECT_EQ(-9223372036854775807LL, FXSYS_atoi64("-9223372036854775807")); |
| 36 // Handle the sign. |
| 37 EXPECT_EQ(-2345, FXSYS_atoi64("-2345")); |
| 38 EXPECT_EQ(2345, FXSYS_atoi64("+2345")); |
| 39 // The max value. |
30 EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775807")); | 40 EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775807")); |
31 EXPECT_EQ(-9223372036854775807LL, FXSYS_atoi64("-9223372036854775807")); | 41 // The min value. Written in -1 format to avoid implicit unsigned warning. |
| 42 EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775808")); |
| 43 // With invalid char. |
32 EXPECT_EQ(9, FXSYS_atoi64("9x9")); | 44 EXPECT_EQ(9, FXSYS_atoi64("9x9")); |
33 | 45 |
34 // TODO(dsinclair): These are all wacky ..... | 46 // Out of range values. |
35 EXPECT_EQ(9223372036854712341LL, FXSYS_atoi64("922337203685471234123475807")); | 47 EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("922337203685471234123475807")); |
36 EXPECT_EQ(922337203685477580LL, FXSYS_atoi64("9223372036854775808")); | 48 EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775808")); |
37 // The digit is parsed as a positive value, so we end up not being able to | 49 EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775810")); |
38 // handle the largest possible negative value. | |
39 EXPECT_EQ(-922337203685477580LL, FXSYS_atoi64("-9223372036854775808")); | |
40 } | 50 } |
41 | 51 |
42 TEST(fxcrt, FXSYS_wtoi) { | 52 TEST(fxcrt, FXSYS_wtoi) { |
43 EXPECT_EQ(0, FXSYS_wtoi(L"")); | 53 EXPECT_EQ(0, FXSYS_wtoi(L"")); |
44 EXPECT_EQ(0, FXSYS_wtoi(L"0")); | 54 EXPECT_EQ(0, FXSYS_wtoi(L"0")); |
45 EXPECT_EQ(-1, FXSYS_wtoi(L"-1")); | 55 EXPECT_EQ(-1, FXSYS_wtoi(L"-1")); |
46 EXPECT_EQ(2345, FXSYS_wtoi(L"2345")); | 56 EXPECT_EQ(2345, FXSYS_wtoi(L"2345")); |
| 57 EXPECT_EQ(-2147483647, FXSYS_wtoi(L"-2147483647")); |
| 58 // The max value. |
47 EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483647")); | 59 EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483647")); |
48 EXPECT_EQ(-2147483647, FXSYS_wtoi(L"-2147483647")); | 60 // The min value. |
| 61 EXPECT_EQ(-2147483648, FXSYS_wtoi(L"-2147483648")); |
49 EXPECT_EQ(9, FXSYS_wtoi64(L"9x9")); | 62 EXPECT_EQ(9, FXSYS_wtoi64(L"9x9")); |
50 | 63 |
51 // TODO(dsinclair): These are all wacky ..... | 64 // Out of range values. |
52 EXPECT_EQ(2147483623, FXSYS_wtoi(L"2147483623423412348")); | 65 EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483623423412348")); |
53 EXPECT_EQ(214748364, FXSYS_wtoi(L"2147483648")); | 66 EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483648")); |
54 // The digit is parsed as a positive value, so we end up not being able to | 67 EXPECT_EQ(-2147483648, FXSYS_wtoi(L"-2147483652")); |
55 // handle the largest possible negative value. | |
56 EXPECT_EQ(-214748364, FXSYS_wtoi(L"-2147483648")); | |
57 } | 68 } |
58 | 69 |
59 TEST(fxcrt, FXSYS_wtoi64) { | 70 TEST(fxcrt, FXSYS_wtoi64) { |
60 EXPECT_EQ(0, FXSYS_wtoi64(L"")); | 71 EXPECT_EQ(0, FXSYS_wtoi64(L"")); |
61 EXPECT_EQ(0, FXSYS_wtoi64(L"0")); | 72 EXPECT_EQ(0, FXSYS_wtoi64(L"0")); |
62 EXPECT_EQ(-1, FXSYS_wtoi64(L"-1")); | 73 EXPECT_EQ(-1, FXSYS_wtoi64(L"-1")); |
63 EXPECT_EQ(2345, FXSYS_wtoi64(L"2345")); | 74 EXPECT_EQ(2345, FXSYS_wtoi64(L"2345")); |
| 75 EXPECT_EQ(-9223372036854775807LL, FXSYS_wtoi64(L"-9223372036854775807")); |
| 76 // Handle the sign. |
| 77 EXPECT_EQ(-2345, FXSYS_wtoi64(L"-2345")); |
| 78 EXPECT_EQ(2345, FXSYS_wtoi64(L"+2345")); |
| 79 // The max value. |
64 EXPECT_EQ(9223372036854775807LL, FXSYS_wtoi64(L"9223372036854775807")); | 80 EXPECT_EQ(9223372036854775807LL, FXSYS_wtoi64(L"9223372036854775807")); |
65 EXPECT_EQ(-9223372036854775807LL, FXSYS_wtoi64(L"-9223372036854775807")); | 81 // The min value. |
| 82 EXPECT_EQ(-9223372036854775807LL - 1LL, |
| 83 FXSYS_wtoi64(L"-9223372036854775808")); |
| 84 // With invalid char. |
66 EXPECT_EQ(9, FXSYS_wtoi64(L"9x9")); | 85 EXPECT_EQ(9, FXSYS_wtoi64(L"9x9")); |
67 | 86 |
68 // TODO(dsinclair): These are all wacky ..... | 87 // Out of range values. |
69 EXPECT_EQ(9223372036854712341LL, | 88 EXPECT_EQ(9223372036854775807LL, |
70 FXSYS_wtoi64(L"922337203685471234123475807")); | 89 FXSYS_wtoi64(L"922337203685471234123475807")); |
71 EXPECT_EQ(922337203685477580LL, FXSYS_wtoi64(L"9223372036854775808")); | 90 EXPECT_EQ(9223372036854775807LL, FXSYS_wtoi64(L"9223372036854775808")); |
72 // The digit is parsed as a positive value, so we end up not being able to | 91 EXPECT_EQ(-9223372036854775807LL - 1LL, |
73 // handle the largest possible negative value. | 92 FXSYS_wtoi64(L"-9223372036854775810")); |
74 EXPECT_EQ(-922337203685477580LL, FXSYS_wtoi64(L"-9223372036854775808")); | |
75 } | 93 } |
76 | 94 |
77 TEST(fxcrt, FXSYS_atoui) { | 95 TEST(fxcrt, FXSYS_atoui) { |
78 EXPECT_EQ(0, FXSYS_atoui("")); | 96 EXPECT_EQ(0, FXSYS_atoui("")); |
79 EXPECT_EQ(0, FXSYS_atoui("0")); | 97 EXPECT_EQ(0, FXSYS_atoui("0")); |
80 EXPECT_EQ(0, FXSYS_atoui("-1")); | 98 EXPECT_EQ(4294967295, FXSYS_atoui("-1")); |
81 EXPECT_EQ(2345, FXSYS_atoui("2345")); | 99 EXPECT_EQ(2345, FXSYS_atoui("2345")); |
| 100 // Handle the sign. |
| 101 EXPECT_EQ(4294964951, FXSYS_atoui("-2345")); |
| 102 EXPECT_EQ(2345, FXSYS_atoui("+2345")); |
| 103 // The max value. |
82 EXPECT_EQ(4294967295, FXSYS_atoui("4294967295")); | 104 EXPECT_EQ(4294967295, FXSYS_atoui("4294967295")); |
83 EXPECT_EQ(9, FXSYS_atoui("9x9")); | 105 EXPECT_EQ(9, FXSYS_atoui("9x9")); |
84 | 106 |
85 // TODO(dsinclair): These are all wacky ..... | 107 // Out of range values. |
86 EXPECT_EQ(2147483623, FXSYS_atoi("2147483623423412348")); | 108 EXPECT_EQ(4294967295, FXSYS_atoui("2147483623423412348")); |
87 EXPECT_EQ(429496729, FXSYS_atoi("4294967296")); | 109 EXPECT_EQ(4294967295, FXSYS_atoui("4294967296")); |
| 110 EXPECT_EQ(4294967295, FXSYS_atoui("-4294967345")); |
88 } | 111 } |
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