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111
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1 /* Selftests for typed-splay-tree.h.
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2 Copyright (C) 2016-2017 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 (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 ("a", 1);
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48 t.insert ("b", 2);
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49 t.insert ("c", 3);
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50
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51 ASSERT_EQ (1, t.lookup ("a"));
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52 ASSERT_EQ (2, t.lookup ("b"));
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53 ASSERT_EQ (3, t.lookup ("c"));
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54
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55 ASSERT_EQ (2, t.predecessor ("c"));
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56 ASSERT_EQ (3, t.successor ("b"));
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57 ASSERT_EQ (1, t.min ());
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58 ASSERT_EQ (3, t.max ());
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59
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60 /* Test foreach by appending to a vec, and verifying the vec. */
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61 auto_vec <int> v;
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62 t.foreach (append_cb, &v);
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63 ASSERT_EQ (3, v.length ());
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64 ASSERT_EQ (1, v[0]);
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65 ASSERT_EQ (2, v[1]);
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66 ASSERT_EQ (3, v[2]);
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67 }
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68
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69 /* Run all of the selftests within this file. */
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70
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71 void
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72 typed_splay_tree_c_tests ()
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73 {
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74 test_str_to_int ();
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75 }
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76
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77 } // namespace selftest
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78
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79 #endif /* #if CHECKING_P */
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