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-rw-r--r--utils/units_test.cpp248
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diff --git a/utils/units_test.cpp b/utils/units_test.cpp
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+++ b/utils/units_test.cpp
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+// Copyright 2012 The Kyua Authors.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+// * Neither the name of Google Inc. nor the names of its contributors
+// may be used to endorse or promote products derived from this software
+// without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "utils/units.hpp"
+
+#include <sstream>
+#include <stdexcept>
+
+#include <atf-c++.hpp>
+
+namespace units = utils::units;
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__tb);
+ATF_TEST_CASE_BODY(bytes__format__tb)
+{
+ using units::TB;
+ using units::GB;
+
+ ATF_REQUIRE_EQ("2.00T", units::bytes(2 * TB).format());
+ ATF_REQUIRE_EQ("45.12T", units::bytes(45 * TB + 120 * GB).format());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__gb);
+ATF_TEST_CASE_BODY(bytes__format__gb)
+{
+ using units::GB;
+ using units::MB;
+
+ ATF_REQUIRE_EQ("5.00G", units::bytes(5 * GB).format());
+ ATF_REQUIRE_EQ("745.96G", units::bytes(745 * GB + 980 * MB).format());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__mb);
+ATF_TEST_CASE_BODY(bytes__format__mb)
+{
+ using units::MB;
+ using units::KB;
+
+ ATF_REQUIRE_EQ("1.00M", units::bytes(1 * MB).format());
+ ATF_REQUIRE_EQ("1023.50M", units::bytes(1023 * MB + 512 * KB).format());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__kb);
+ATF_TEST_CASE_BODY(bytes__format__kb)
+{
+ using units::KB;
+
+ ATF_REQUIRE_EQ("3.00K", units::bytes(3 * KB).format());
+ ATF_REQUIRE_EQ("1.33K", units::bytes(1 * KB + 340).format());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__format__b);
+ATF_TEST_CASE_BODY(bytes__format__b)
+{
+ ATF_REQUIRE_EQ("0", units::bytes().format());
+ ATF_REQUIRE_EQ("0", units::bytes(0).format());
+ ATF_REQUIRE_EQ("1023", units::bytes(1023).format());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__tb);
+ATF_TEST_CASE_BODY(bytes__parse__tb)
+{
+ using units::TB;
+ using units::GB;
+
+ ATF_REQUIRE_EQ(0, units::bytes::parse("0T"));
+ ATF_REQUIRE_EQ(units::bytes(TB), units::bytes::parse("1T"));
+ ATF_REQUIRE_EQ(units::bytes(TB), units::bytes::parse("1t"));
+ ATF_REQUIRE_EQ(13567973486755LL, units::bytes::parse("12.340000T"));
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__gb);
+ATF_TEST_CASE_BODY(bytes__parse__gb)
+{
+ using units::GB;
+ using units::MB;
+
+ ATF_REQUIRE_EQ(0, units::bytes::parse("0G"));
+ ATF_REQUIRE_EQ(units::bytes(GB), units::bytes::parse("1G"));
+ ATF_REQUIRE_EQ(units::bytes(GB), units::bytes::parse("1g"));
+ ATF_REQUIRE_EQ(13249974108LL, units::bytes::parse("12.340G"));
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__mb);
+ATF_TEST_CASE_BODY(bytes__parse__mb)
+{
+ using units::MB;
+ using units::KB;
+
+ ATF_REQUIRE_EQ(0, units::bytes::parse("0M"));
+ ATF_REQUIRE_EQ(units::bytes(MB), units::bytes::parse("1M"));
+ ATF_REQUIRE_EQ(units::bytes(MB), units::bytes::parse("1m"));
+ ATF_REQUIRE_EQ(12939427, units::bytes::parse("12.34000M"));
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__kb);
+ATF_TEST_CASE_BODY(bytes__parse__kb)
+{
+ using units::KB;
+
+ ATF_REQUIRE_EQ(0, units::bytes::parse("0K"));
+ ATF_REQUIRE_EQ(units::bytes(KB), units::bytes::parse("1K"));
+ ATF_REQUIRE_EQ(units::bytes(KB), units::bytes::parse("1k"));
+ ATF_REQUIRE_EQ(12636, units::bytes::parse("12.34K"));
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__b);
+ATF_TEST_CASE_BODY(bytes__parse__b)
+{
+ ATF_REQUIRE_EQ(0, units::bytes::parse("0"));
+ ATF_REQUIRE_EQ(89, units::bytes::parse("89"));
+ ATF_REQUIRE_EQ(1234, units::bytes::parse("1234"));
+ ATF_REQUIRE_EQ(1234567890, units::bytes::parse("1234567890"));
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__parse__error);
+ATF_TEST_CASE_BODY(bytes__parse__error)
+{
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "empty", units::bytes::parse(""));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "empty", units::bytes::parse("k"));
+
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.'",
+ units::bytes::parse("."));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'3.'",
+ units::bytes::parse("3."));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.3'",
+ units::bytes::parse(".3"));
+
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*' t'",
+ units::bytes::parse(" t"));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.t'",
+ units::bytes::parse(".t"));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'12 t'",
+ units::bytes::parse("12 t"));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'12.t'",
+ units::bytes::parse("12.t"));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'.12t'",
+ units::bytes::parse(".12t"));
+ ATF_REQUIRE_THROW_RE(std::runtime_error, "Invalid.*'abt'",
+ units::bytes::parse("abt"));
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__istream__one_word);
+ATF_TEST_CASE_BODY(bytes__istream__one_word)
+{
+ std::istringstream input("12M");
+
+ units::bytes bytes;
+ input >> bytes;
+ ATF_REQUIRE(input.eof());
+ ATF_REQUIRE_EQ(units::bytes(12 * units::MB), bytes);
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__istream__many_words);
+ATF_TEST_CASE_BODY(bytes__istream__many_words)
+{
+ std::istringstream input("12M more");
+
+ units::bytes bytes;
+ input >> bytes;
+ ATF_REQUIRE(input.good());
+ ATF_REQUIRE_EQ(units::bytes(12 * units::MB), bytes);
+
+ std::string word;
+ input >> word;
+ ATF_REQUIRE_EQ("more", word);
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__istream__error);
+ATF_TEST_CASE_BODY(bytes__istream__error)
+{
+ std::istringstream input("12.M more");
+
+ units::bytes bytes(123456789);
+ input >> bytes;
+ ATF_REQUIRE(input.bad());
+ ATF_REQUIRE_EQ(units::bytes(123456789), bytes);
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(bytes__ostream);
+ATF_TEST_CASE_BODY(bytes__ostream)
+{
+ std::ostringstream output;
+ output << "foo " << units::bytes(5 * units::KB) << " bar";
+ ATF_REQUIRE_EQ("foo 5.00K bar", output.str());
+}
+
+
+ATF_INIT_TEST_CASES(tcs)
+{
+ ATF_ADD_TEST_CASE(tcs, bytes__format__tb);
+ ATF_ADD_TEST_CASE(tcs, bytes__format__gb);
+ ATF_ADD_TEST_CASE(tcs, bytes__format__mb);
+ ATF_ADD_TEST_CASE(tcs, bytes__format__kb);
+ ATF_ADD_TEST_CASE(tcs, bytes__format__b);
+
+ ATF_ADD_TEST_CASE(tcs, bytes__parse__tb);
+ ATF_ADD_TEST_CASE(tcs, bytes__parse__gb);
+ ATF_ADD_TEST_CASE(tcs, bytes__parse__mb);
+ ATF_ADD_TEST_CASE(tcs, bytes__parse__kb);
+ ATF_ADD_TEST_CASE(tcs, bytes__parse__b);
+ ATF_ADD_TEST_CASE(tcs, bytes__parse__error);
+
+ ATF_ADD_TEST_CASE(tcs, bytes__istream__one_word);
+ ATF_ADD_TEST_CASE(tcs, bytes__istream__many_words);
+ ATF_ADD_TEST_CASE(tcs, bytes__istream__error);
+ ATF_ADD_TEST_CASE(tcs, bytes__ostream);
+}