| 1 | /* Selftests for typed-splay-tree.h. |
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| 2 | Copyright (C) 2016-2023 Free Software Foundation, Inc. |
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| 3 | |
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| 4 | This file is part of GCC. |
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| 5 | |
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| 6 | GCC is free software; you can redistribute it and/or modify it under |
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| 7 | the terms of the GNU General Public License as published by the Free |
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| 8 | Software Foundation; either version 3, or (at your option) any later |
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| 9 | version. |
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| 10 | |
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| 11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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| 14 | for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with GCC; see the file COPYING3. If not see |
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| 18 | <http://www.gnu.org/licenses/>. */ |
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| 19 | |
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| 20 | #include "config.h" |
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| 21 | #include "system.h" |
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| 22 | #include "coretypes.h" |
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| 23 | #include "typed-splay-tree.h" |
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| 24 | #include "selftest.h" |
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| 25 | |
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| 26 | #if CHECKING_P |
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| 27 | |
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| 28 | namespace selftest { |
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| 29 | |
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| 30 | /* Callback for use by test_str_to_int. */ |
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| 31 | |
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| 32 | static int |
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| 33 | append_cb (const char *, int value, void *user_data) |
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| 34 | { |
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| 35 | auto_vec <int> *vec = (auto_vec <int> *)user_data; |
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| 36 | vec->safe_push (obj: value); |
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| 37 | return 0; |
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| 38 | } |
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| 39 | |
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| 40 | /* Test of typed_splay_tree <const char *, int>. */ |
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| 41 | |
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| 42 | static void |
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| 43 | test_str_to_int () |
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| 44 | { |
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| 45 | typed_splay_tree <const char *, int> t (strcmp, NULL, NULL); |
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| 46 | |
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| 47 | t.insert (key: "a" , value: 1); |
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| 48 | t.insert (key: "b" , value: 2); |
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| 49 | t.insert (key: "c" , value: 3); |
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| 50 | t.insert (key: "d" , value: 4); |
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| 51 | |
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| 52 | t.remove (key: "d" ); |
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| 53 | |
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| 54 | ASSERT_EQ (1, t.lookup ("a" )); |
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| 55 | ASSERT_EQ (2, t.lookup ("b" )); |
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| 56 | ASSERT_EQ (3, t.lookup ("c" )); |
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| 57 | |
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| 58 | ASSERT_EQ (2, t.predecessor ("c" )); |
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| 59 | ASSERT_EQ (3, t.successor ("b" )); |
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| 60 | ASSERT_EQ (1, t.min ()); |
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| 61 | ASSERT_EQ (3, t.max ()); |
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| 62 | |
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| 63 | /* Test foreach by appending to a vec, and verifying the vec. */ |
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| 64 | auto_vec <int> v; |
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| 65 | t.foreach (foreach_fn: append_cb, user_data: &v); |
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| 66 | ASSERT_EQ (3, v.length ()); |
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| 67 | ASSERT_EQ (1, v[0]); |
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| 68 | ASSERT_EQ (2, v[1]); |
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| 69 | ASSERT_EQ (3, v[2]); |
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| 70 | } |
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| 71 | |
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| 72 | /* Run all of the selftests within this file. */ |
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| 73 | |
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| 74 | void |
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| 75 | typed_splay_tree_cc_tests () |
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| 76 | { |
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| 77 | test_str_to_int (); |
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| 78 | } |
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| 79 | |
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| 80 | } // namespace selftest |
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| 81 | |
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| 82 | #endif /* #if CHECKING_P */ |
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| 83 | |
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