/* Unit tests for the cli-utils.c file. Copyright (C) 2018-2019 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include "defs.h" #include "cli/cli-utils.h" #include "common/selftest.h" namespace selftests { namespace cli_utils { static void test_number_or_range_parser () { /* Test parsing a simple integer. */ { number_or_range_parser one ("1"); SELF_CHECK (!one.finished ()); SELF_CHECK (one.get_number () == 1); SELF_CHECK (one.finished ()); SELF_CHECK (strcmp (one.cur_tok (), "") == 0); } /* Test parsing an integer followed by a non integer. */ { number_or_range_parser one_after ("1 after"); SELF_CHECK (!one_after.finished ()); SELF_CHECK (one_after.get_number () == 1); SELF_CHECK (one_after.finished ()); SELF_CHECK (strcmp (one_after.cur_tok (), "after") == 0); } /* Test parsing a range. */ { number_or_range_parser one_three ("1-3"); for (int i = 1; i < 4; i++) { SELF_CHECK (!one_three.finished ()); SELF_CHECK (one_three.get_number () == i); } SELF_CHECK (one_three.finished ()); SELF_CHECK (strcmp (one_three.cur_tok (), "") == 0); } /* Test parsing a range followed by a non-integer. */ { number_or_range_parser one_three_after ("1-3 after"); for (int i = 1; i < 4; i++) { SELF_CHECK (!one_three_after.finished ()); SELF_CHECK (one_three_after.get_number () == i); } SELF_CHECK (one_three_after.finished ()); SELF_CHECK (strcmp (one_three_after.cur_tok (), "after") == 0); } /* Test a negative integer gives an error. */ { number_or_range_parser minus_one ("-1"); SELF_CHECK (!minus_one.finished ()); TRY { minus_one.get_number (); SELF_CHECK (false); } CATCH (ex, RETURN_MASK_ERROR) { SELF_CHECK (ex.reason == RETURN_ERROR); SELF_CHECK (ex.error == GENERIC_ERROR); SELF_CHECK (strcmp (ex.message, "negative value") == 0); SELF_CHECK (strcmp (minus_one.cur_tok (), "-1") == 0); } END_CATCH; } /* Test that a - followed by not a number does not give an error. */ { number_or_range_parser nan ("-whatever"); SELF_CHECK (nan.finished ()); SELF_CHECK (strcmp (nan.cur_tok (), "-whatever") == 0); } } static void test_parse_flags () { const char *flags = "abc"; const char *non_flags_args = "non flags args"; /* Extract twice the same flag, separated by one space. */ { const char *t1 = "-a -a non flags args"; SELF_CHECK (parse_flags (&t1, flags) == 1); SELF_CHECK (parse_flags (&t1, flags) == 1); SELF_CHECK (strcmp (t1, non_flags_args) == 0); } /* Extract some flags, separated by one or more spaces. */ { const char *t2 = "-c -b -c -b -c non flags args"; SELF_CHECK (parse_flags (&t2, flags) == 3); SELF_CHECK (parse_flags (&t2, flags) == 2); SELF_CHECK (parse_flags (&t2, flags) == 3); SELF_CHECK (parse_flags (&t2, flags) == 2); SELF_CHECK (parse_flags (&t2, flags) == 3); SELF_CHECK (strcmp (t2, non_flags_args) == 0); } /* Check behaviour where there is no flag to extract. */ { const char *t3 = non_flags_args; SELF_CHECK (parse_flags (&t3, flags) == 0); SELF_CHECK (strcmp (t3, non_flags_args) == 0); } /* Extract 2 known flags in front of unknown flags. */ { const char *t4 = "-c -b -x -y -z -c"; SELF_CHECK (parse_flags (&t4, flags) == 3); SELF_CHECK (parse_flags (&t4, flags) == 2); SELF_CHECK (strcmp (t4, "-x -y -z -c") == 0); SELF_CHECK (parse_flags (&t4, flags) == 0); SELF_CHECK (strcmp (t4, "-x -y -z -c") == 0); } /* Check combined flags are not recognised. */ { const char *t5 = "-c -cb -c"; SELF_CHECK (parse_flags (&t5, flags) == 3); SELF_CHECK (parse_flags (&t5, flags) == 0); SELF_CHECK (strcmp (t5, "-cb -c") == 0); } } static void test_parse_flags_qcs () { const char *non_flags_args = "non flags args"; /* Test parsing of 2 flags out of the known 3. */ { const char *t1 = "-q -s non flags args"; qcs_flags flags; SELF_CHECK (parse_flags_qcs ("test_parse_flags_qcs.t1.q", &t1, &flags) == 1); SELF_CHECK (flags.quiet && !flags.cont && !flags.silent); SELF_CHECK (parse_flags_qcs ("test_parse_flags_qcs.t1.s", &t1, &flags) == 1); SELF_CHECK (flags.quiet && !flags.cont && flags.silent); SELF_CHECK (strcmp (t1, non_flags_args) == 0); } /* Test parsing when there is no flag. */ { const char *t2 = "non flags args"; qcs_flags flags; SELF_CHECK (parse_flags_qcs ("test_parse_flags_qcs.t2", &t2, &flags) == 0); SELF_CHECK (!flags.quiet && !flags.cont && !flags.silent); SELF_CHECK (strcmp (t2, non_flags_args) == 0); } /* Test parsing stops at a negative integer. */ { const char *t3 = "-123 non flags args"; const char *orig_t3 = t3; qcs_flags flags; SELF_CHECK (parse_flags_qcs ("test_parse_flags_qcs.t3", &t3, &flags) == 0); SELF_CHECK (!flags.quiet && !flags.cont && !flags.silent); SELF_CHECK (strcmp (t3, orig_t3) == 0); } /* Test mutual exclusion between -c and -s. */ { const char *t4 = "-c -s non flags args"; qcs_flags flags; TRY { SELF_CHECK (parse_flags_qcs ("test_parse_flags_qcs.t4.cs", &t4, &flags) == 1); (void) parse_flags_qcs ("test_parse_flags_qcs.t4.cs", &t4, &flags); SELF_CHECK (false); } CATCH (ex, RETURN_MASK_ERROR) { SELF_CHECK (ex.reason == RETURN_ERROR); SELF_CHECK (ex.error == GENERIC_ERROR); SELF_CHECK (strcmp (ex.message, "test_parse_flags_qcs.t4.cs: " "-c and -s are mutually exclusive") == 0); } END_CATCH; } } static void test_cli_utils () { selftests::cli_utils::test_number_or_range_parser (); selftests::cli_utils::test_parse_flags (); selftests::cli_utils::test_parse_flags_qcs (); } } } void _initialize_cli_utils_selftests () { selftests::register_test ("cli_utils", selftests::cli_utils::test_cli_utils); }