xref: /freebsd/contrib/kyua/utils/units_test.cpp (revision 031beb4e239bfce798af17f5fe8dba8bcaf13d99)
1 // Copyright 2012 The Kyua Authors.
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are
6 // met:
7 //
8 // * Redistributions of source code must retain the above copyright
9 //   notice, this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above copyright
11 //   notice, this list of conditions and the following disclaimer in the
12 //   documentation and/or other materials provided with the distribution.
13 // * Neither the name of Google Inc. nor the names of its contributors
14 //   may be used to endorse or promote products derived from this software
15 //   without specific prior written permission.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 
29 #include "utils/units.hpp"
30 
31 #include <sstream>
32 #include <stdexcept>
33 
34 #include <atf-c++.hpp>
35 
36 namespace units = utils::units;
37 
38 
39 ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__tb);
40 ATF_TEST_CASE_BODY(bytes__format__tb)
41 {
42     using units::TB;
43     using units::GB;
44 
45     ATF_REQUIRE_EQ("2.00T", units::bytes(2 * TB).format());
46     ATF_REQUIRE_EQ("45.12T", units::bytes(45 * TB + 120 * GB).format());
47 }
48 
49 
50 ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__gb);
51 ATF_TEST_CASE_BODY(bytes__format__gb)
52 {
53     using units::GB;
54     using units::MB;
55 
56     ATF_REQUIRE_EQ("5.00G", units::bytes(5 * GB).format());
57     ATF_REQUIRE_EQ("745.96G", units::bytes(745 * GB + 980 * MB).format());
58 }
59 
60 
61 ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__mb);
62 ATF_TEST_CASE_BODY(bytes__format__mb)
63 {
64     using units::MB;
65     using units::KB;
66 
67     ATF_REQUIRE_EQ("1.00M", units::bytes(1 * MB).format());
68     ATF_REQUIRE_EQ("1023.50M", units::bytes(1023 * MB + 512 * KB).format());
69 }
70 
71 
72 ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__kb);
73 ATF_TEST_CASE_BODY(bytes__format__kb)
74 {
75     using units::KB;
76 
77     ATF_REQUIRE_EQ("3.00K", units::bytes(3 * KB).format());
78     ATF_REQUIRE_EQ("1.33K", units::bytes(1 * KB + 340).format());
79 }
80 
81 
82 ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__b);
83 ATF_TEST_CASE_BODY(bytes__format__b)
84 {
85     ATF_REQUIRE_EQ("0", units::bytes().format());
86     ATF_REQUIRE_EQ("0", units::bytes(0).format());
87     ATF_REQUIRE_EQ("1023", units::bytes(1023).format());
88 }
89 
90 
91 ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__tb);
92 ATF_TEST_CASE_BODY(bytes__parse__tb)
93 {
94     using units::TB;
95     using units::GB;
96 
97     ATF_REQUIRE_EQ(0, units::bytes::parse("0T"));
98     ATF_REQUIRE_EQ(units::bytes(TB), units::bytes::parse("1T"));
99     ATF_REQUIRE_EQ(units::bytes(TB), units::bytes::parse("1t"));
100     ATF_REQUIRE_EQ(13567973486755LL, units::bytes::parse("12.340000T"));
101 }
102 
103 
104 ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__gb);
105 ATF_TEST_CASE_BODY(bytes__parse__gb)
106 {
107     using units::GB;
108     using units::MB;
109 
110     ATF_REQUIRE_EQ(0, units::bytes::parse("0G"));
111     ATF_REQUIRE_EQ(units::bytes(GB), units::bytes::parse("1G"));
112     ATF_REQUIRE_EQ(units::bytes(GB), units::bytes::parse("1g"));
113     ATF_REQUIRE_EQ(13249974108LL, units::bytes::parse("12.340G"));
114 }
115 
116 
117 ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__mb);
118 ATF_TEST_CASE_BODY(bytes__parse__mb)
119 {
120     using units::MB;
121     using units::KB;
122 
123     ATF_REQUIRE_EQ(0, units::bytes::parse("0M"));
124     ATF_REQUIRE_EQ(units::bytes(MB), units::bytes::parse("1M"));
125     ATF_REQUIRE_EQ(units::bytes(MB), units::bytes::parse("1m"));
126     ATF_REQUIRE_EQ(12939427, units::bytes::parse("12.34000M"));
127 }
128 
129 
130 ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__kb);
131 ATF_TEST_CASE_BODY(bytes__parse__kb)
132 {
133     using units::KB;
134 
135     ATF_REQUIRE_EQ(0, units::bytes::parse("0K"));
136     ATF_REQUIRE_EQ(units::bytes(KB), units::bytes::parse("1K"));
137     ATF_REQUIRE_EQ(units::bytes(KB), units::bytes::parse("1k"));
138     ATF_REQUIRE_EQ(12636, units::bytes::parse("12.34K"));
139 }
140 
141 
142 ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__b);
143 ATF_TEST_CASE_BODY(bytes__parse__b)
144 {
145     ATF_REQUIRE_EQ(0, units::bytes::parse("0"));
146     ATF_REQUIRE_EQ(89, units::bytes::parse("89"));
147     ATF_REQUIRE_EQ(1234, units::bytes::parse("1234"));
148     ATF_REQUIRE_EQ(1234567890, units::bytes::parse("1234567890"));
149 }
150 
151 
152 ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__error);
153 ATF_TEST_CASE_BODY(bytes__parse__error)
154 {
155     ATF_REQUIRE_THROW_RE(std::runtime_error, "empty", units::bytes::parse(""));
156     ATF_REQUIRE_THROW_RE(std::runtime_error, "empty", units::bytes::parse("k"));
157 
158     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.'",
159                          units::bytes::parse("."));
160     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'3.'",
161                          units::bytes::parse("3."));
162     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.3'",
163                          units::bytes::parse(".3"));
164 
165     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*' t'",
166                          units::bytes::parse(" t"));
167     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.t'",
168                          units::bytes::parse(".t"));
169     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'12 t'",
170                          units::bytes::parse("12 t"));
171     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'12.t'",
172                          units::bytes::parse("12.t"));
173     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.12t'",
174                          units::bytes::parse(".12t"));
175     ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'abt'",
176                          units::bytes::parse("abt"));
177 }
178 
179 
180 ATF_TEST_CASE_WITHOUT_HEAD(bytes__istream__one_word);
181 ATF_TEST_CASE_BODY(bytes__istream__one_word)
182 {
183     std::istringstream input("12M");
184 
185     units::bytes bytes;
186     input >> bytes;
187     ATF_REQUIRE(input.eof());
188     ATF_REQUIRE_EQ(units::bytes(12 * units::MB), bytes);
189 }
190 
191 
192 ATF_TEST_CASE_WITHOUT_HEAD(bytes__istream__many_words);
193 ATF_TEST_CASE_BODY(bytes__istream__many_words)
194 {
195     std::istringstream input("12M more");
196 
197     units::bytes bytes;
198     input >> bytes;
199     ATF_REQUIRE(input.good());
200     ATF_REQUIRE_EQ(units::bytes(12 * units::MB), bytes);
201 
202     std::string word;
203     input >> word;
204     ATF_REQUIRE_EQ("more", word);
205 }
206 
207 
208 ATF_TEST_CASE_WITHOUT_HEAD(bytes__istream__error);
209 ATF_TEST_CASE_BODY(bytes__istream__error)
210 {
211     std::istringstream input("12.M more");
212 
213     units::bytes bytes(123456789);
214     input >> bytes;
215     ATF_REQUIRE(input.bad());
216     ATF_REQUIRE_EQ(units::bytes(123456789), bytes);
217 }
218 
219 
220 ATF_TEST_CASE_WITHOUT_HEAD(bytes__ostream);
221 ATF_TEST_CASE_BODY(bytes__ostream)
222 {
223     std::ostringstream output;
224     output << "foo " << units::bytes(5 * units::KB) << " bar";
225     ATF_REQUIRE_EQ("foo 5.00K bar", output.str());
226 }
227 
228 
229 ATF_INIT_TEST_CASES(tcs)
230 {
231     ATF_ADD_TEST_CASE(tcs, bytes__format__tb);
232     ATF_ADD_TEST_CASE(tcs, bytes__format__gb);
233     ATF_ADD_TEST_CASE(tcs, bytes__format__mb);
234     ATF_ADD_TEST_CASE(tcs, bytes__format__kb);
235     ATF_ADD_TEST_CASE(tcs, bytes__format__b);
236 
237     ATF_ADD_TEST_CASE(tcs, bytes__parse__tb);
238     ATF_ADD_TEST_CASE(tcs, bytes__parse__gb);
239     ATF_ADD_TEST_CASE(tcs, bytes__parse__mb);
240     ATF_ADD_TEST_CASE(tcs, bytes__parse__kb);
241     ATF_ADD_TEST_CASE(tcs, bytes__parse__b);
242     ATF_ADD_TEST_CASE(tcs, bytes__parse__error);
243 
244     ATF_ADD_TEST_CASE(tcs, bytes__istream__one_word);
245     ATF_ADD_TEST_CASE(tcs, bytes__istream__many_words);
246     ATF_ADD_TEST_CASE(tcs, bytes__istream__error);
247     ATF_ADD_TEST_CASE(tcs, bytes__ostream);
248 }
249