1 /* Unit tests for the cli-utils.c file. 2 3 Copyright (C) 2018-2020 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 #include "defs.h" 21 #include "cli/cli-utils.h" 22 #include "gdbsupport/selftest.h" 23 24 namespace selftests { 25 namespace cli_utils { 26 27 static void 28 test_number_or_range_parser () 29 { 30 /* Test parsing a simple integer. */ 31 { 32 number_or_range_parser one ("1"); 33 34 SELF_CHECK (!one.finished ()); 35 SELF_CHECK (one.get_number () == 1); 36 SELF_CHECK (one.finished ()); 37 SELF_CHECK (strcmp (one.cur_tok (), "") == 0); 38 } 39 40 /* Test parsing an integer followed by a non integer. */ 41 { 42 number_or_range_parser one_after ("1 after"); 43 44 SELF_CHECK (!one_after.finished ()); 45 SELF_CHECK (one_after.get_number () == 1); 46 SELF_CHECK (one_after.finished ()); 47 SELF_CHECK (strcmp (one_after.cur_tok (), "after") == 0); 48 } 49 50 /* Test parsing a range. */ 51 { 52 number_or_range_parser one_three ("1-3"); 53 54 for (int i = 1; i < 4; i++) 55 { 56 SELF_CHECK (!one_three.finished ()); 57 SELF_CHECK (one_three.get_number () == i); 58 } 59 SELF_CHECK (one_three.finished ()); 60 SELF_CHECK (strcmp (one_three.cur_tok (), "") == 0); 61 } 62 63 /* Test parsing a range followed by a non-integer. */ 64 { 65 number_or_range_parser one_three_after ("1-3 after"); 66 67 for (int i = 1; i < 4; i++) 68 { 69 SELF_CHECK (!one_three_after.finished ()); 70 SELF_CHECK (one_three_after.get_number () == i); 71 } 72 SELF_CHECK (one_three_after.finished ()); 73 SELF_CHECK (strcmp (one_three_after.cur_tok (), "after") == 0); 74 } 75 76 /* Test a negative integer gives an error. */ 77 { 78 number_or_range_parser minus_one ("-1"); 79 80 SELF_CHECK (!minus_one.finished ()); 81 try 82 { 83 minus_one.get_number (); 84 SELF_CHECK (false); 85 } 86 catch (const gdb_exception_error &ex) 87 { 88 SELF_CHECK (ex.reason == RETURN_ERROR); 89 SELF_CHECK (ex.error == GENERIC_ERROR); 90 SELF_CHECK (strcmp (ex.what (), "negative value") == 0); 91 SELF_CHECK (strcmp (minus_one.cur_tok (), "-1") == 0); 92 } 93 } 94 95 /* Test that a - followed by not a number does not give an error. */ 96 { 97 number_or_range_parser nan ("-whatever"); 98 99 SELF_CHECK (nan.finished ()); 100 SELF_CHECK (strcmp (nan.cur_tok (), "-whatever") == 0); 101 } 102 } 103 104 static void 105 test_cli_utils () 106 { 107 selftests::cli_utils::test_number_or_range_parser (); 108 } 109 110 } 111 } 112 113 void _initialize_cli_utils_selftests (); 114 void 115 _initialize_cli_utils_selftests () 116 { 117 selftests::register_test ("cli_utils", 118 selftests::cli_utils::test_cli_utils); 119 } 120