1 /* 2 * Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 #include "precompiled.hpp" 25 #include "prims/jvm.h" 26 #include "runtime/arguments.hpp" 27 #include "unittest.hpp" 28 #include "utilities/globalDefinitions.hpp" 29 30 TEST(arguments, atojulong) { 31 char ullong_max[32]; 32 int ret = jio_snprintf(ullong_max, sizeof(ullong_max), JULONG_FORMAT, ULLONG_MAX); 33 ASSERT_NE(-1, ret); 34 35 julong value; 36 const char* invalid_strings[] = { 37 "", "-1", "-100", " 1", "2 ", "3 2", "1.0", 38 "0x4.5", "0x", "0x0x1" "0.001", "4e10", "e" 39 "K", "M", "G", "1MB", "1KM", "AA", "0B", 40 "18446744073709551615K", "17179869184G", 41 "999999999999999999999999999999" 42 }; 43 for (uint i = 0; i < ARRAY_SIZE(invalid_strings); i++) { 44 ASSERT_FALSE(Arguments::atojulong(invalid_strings[i], &value)) 45 << "Invalid string '" << invalid_strings[i] << "' parsed without error."; 46 } 47 48 struct { 49 const char* str; 50 julong expected_value; 51 } valid_strings[] = { 52 { "0", 0 }, 53 { "4711", 4711 }, 54 { "1K", 1ULL * K }, 55 { "1k", 1ULL * K }, 56 { "2M", 2ULL * M }, 57 { "2m", 2ULL * M }, 58 { "4G", 4ULL * G }, 59 { "4g", 4ULL * G }, 60 { "0K", 0 }, 61 { ullong_max, ULLONG_MAX }, 62 { "0xcafebabe", 0xcafebabe }, 63 { "0XCAFEBABE", 0xcafebabe }, 64 { "0XCAFEbabe", 0xcafebabe }, 65 { "0x10K", 0x10 * K } 66 }; 67 for (uint i = 0; i < ARRAY_SIZE(valid_strings); i++) { 68 ASSERT_TRUE(Arguments::atojulong(valid_strings[i].str, &value)) 69 << "Valid string '" << valid_strings[i].str << "' did not parse."; 70 ASSERT_EQ(valid_strings[i].expected_value, value); 71 } 72 }