diff options
Diffstat (limited to 'src/mongo/base/parse_number_test.cpp')
| -rw-r--r-- | src/mongo/base/parse_number_test.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/mongo/base/parse_number_test.cpp b/src/mongo/base/parse_number_test.cpp index e18066b742d..585b6f33377 100644 --- a/src/mongo/base/parse_number_test.cpp +++ b/src/mongo/base/parse_number_test.cpp @@ -12,6 +12,18 @@ * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * As a special exception, the copyright holders give permission to link the + * code of portions of this program with the OpenSSL library under certain + * conditions as described in each individual source file and distribute + * linked combinations including the program with the OpenSSL library. You + * must comply with the GNU Affero General Public License in all respects + * for all of the code used other than as permitted herein. If you modify + * file(s) with this exception, you may extend this exception to your + * version of the file(s), but you are not obligated to do so. If you do not + * wish to do so, delete this exception statement from your version. If you + * delete this exception statement from all source files in the program, + * then also delete it in the license file. */ #include "mongo/pch.h" @@ -21,6 +33,7 @@ #include "mongo/base/parse_number.h" #include "mongo/base/status.h" #include "mongo/platform/cstdint.h" +#include "mongo/platform/float_utils.h" #include "mongo/util/mongoutils/str.h" // for str::stream()! #include "mongo/unittest/unittest.h" @@ -222,5 +235,77 @@ namespace { ASSERT_PARSES(uint8_t, std::string(mongoutils::str::stream() << i), i); } + TEST(Double, TestRejectingBadBases) { + double ignored; + + // Only supported base for parseNumberFromStringWithBase<double> is 0. + ASSERT_EQUALS(ErrorCodes::BadValue, parseNumberFromStringWithBase("0", -1, &ignored)); + ASSERT_EQUALS(ErrorCodes::BadValue, parseNumberFromStringWithBase("0", 1, &ignored)); + ASSERT_EQUALS(ErrorCodes::BadValue, parseNumberFromStringWithBase("0", 8, &ignored)); + ASSERT_EQUALS(ErrorCodes::BadValue, parseNumberFromStringWithBase("0", 10, &ignored)); + ASSERT_EQUALS(ErrorCodes::BadValue, parseNumberFromStringWithBase("0", 16, &ignored)); + } + + TEST(Double, TestParsingGarbage) { + double d; + CommonNumberParsingTests<double>::TestParsingGarbage(); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>("1.0.1", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>("1.0-1", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>(" 1.0", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>("1.0P4", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>("1e6 ", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>(" 1e6", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>("1e6 ", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>(" 1e6", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString<double>("0xabcab.defPa", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, + parseNumberFromString<double>(StringData("1.0\0garbage", + StringData::LiteralTag()), + &d)); + } + + TEST(Double, TestParsingOverflow) { + double d; + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString("1e309", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString("-1e309", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString("1e-400", &d)); + ASSERT_EQUALS(ErrorCodes::FailedToParse, parseNumberFromString("-1e-400", &d)); + } + + TEST(Double, TestParsingNan) { + double d = 0; + ASSERT_OK(parseNumberFromString("NaN", &d)); + ASSERT_TRUE(isNaN(d)); + } + + TEST(Double, TestParsingInfinity) { + double d = 0; + ASSERT_OK(parseNumberFromString("infinity", &d)); + ASSERT_TRUE(isInf(d)); + d = 0; + ASSERT_OK(parseNumberFromString("-Infinity", &d)); + ASSERT_TRUE(isInf(d)); + } + + TEST(Double, TestParsingNormal) { + ASSERT_PARSES(double, "10", 10); + ASSERT_PARSES(double, "0", 0); + ASSERT_PARSES(double, "1", 1); + ASSERT_PARSES(double, "-10", -10); + ASSERT_PARSES(double, "1e8", 1e8); + ASSERT_PARSES(double, "1e-8", 1e-8); + ASSERT_PARSES(double, "12e-8", 12e-8); + ASSERT_PARSES(double, "-485.381e-8", -485.381e-8); + +#if !(defined(_WIN32) || defined(__sunos__)) + // Parse hexadecimal representations of a double. Hex literals not supported by MSVC, and + // not parseable by the Windows SDK libc or the Solaris libc in the mode we build. + + ASSERT_PARSES(double, "0xff", 0xff); + ASSERT_PARSES(double, "-0xff", -0xff); + ASSERT_PARSES(double, "0xabcab.defdefP-10", 0xabcab.defdefP-10); +#endif + } + } // namespace } // namespace mongo |