external/bsd/kyua-cli/dist/utils/units_test.cpp

   1 // Copyright 2012 Google Inc.
   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 }