149 lines
5.8 KiB
C
149 lines
5.8 KiB
C
/* Unit tests for dl-hwcaps.c.
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Copyright (C) 2020-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <array_length.h>
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#include <dl-hwcaps.h>
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#include <string.h>
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#include <support/check.h>
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static void
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check_split_masked (const char *input, int32_t bitmask, const char *mask,
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const char *expected[], size_t expected_length)
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{
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struct dl_hwcaps_split_masked split;
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_dl_hwcaps_split_masked_init (&split, input, bitmask, mask);
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size_t index = 0;
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while (_dl_hwcaps_split_masked (&split))
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{
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TEST_VERIFY_EXIT (index < expected_length);
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TEST_COMPARE_BLOB (expected[index], strlen (expected[index]),
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split.split.segment, split.split.length);
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++index;
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}
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TEST_COMPARE (index, expected_length);
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}
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static void
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check_split (const char *input,
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const char *expected[], size_t expected_length)
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{
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struct dl_hwcaps_split split;
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_dl_hwcaps_split_init (&split, input);
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size_t index = 0;
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while (_dl_hwcaps_split (&split))
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{
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TEST_VERIFY_EXIT (index < expected_length);
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TEST_COMPARE_BLOB (expected[index], strlen (expected[index]),
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split.segment, split.length);
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++index;
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}
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TEST_COMPARE (index, expected_length);
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/* Reuse the test cases with masking that does not actually remove
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anything. */
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check_split_masked (input, -1, NULL, expected, expected_length);
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check_split_masked (input, -1, input, expected, expected_length);
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}
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static int
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do_test (void)
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{
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/* Splitting tests, without masking. */
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check_split (NULL, NULL, 0);
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check_split ("", NULL, 0);
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check_split (":", NULL, 0);
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check_split ("::", NULL, 0);
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{
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const char *expected[] = { "first" };
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check_split ("first", expected, array_length (expected));
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check_split (":first", expected, array_length (expected));
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check_split ("first:", expected, array_length (expected));
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check_split (":first:", expected, array_length (expected));
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}
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{
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const char *expected[] = { "first", "second" };
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check_split ("first:second", expected, array_length (expected));
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check_split ("first::second", expected, array_length (expected));
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check_split (":first:second", expected, array_length (expected));
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check_split ("first:second:", expected, array_length (expected));
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check_split (":first:second:", expected, array_length (expected));
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}
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/* Splitting tests with masking. */
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{
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const char *expected[] = { "first" };
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check_split_masked ("first", 3, "first:second",
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expected, array_length (expected));
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check_split_masked ("first:second", 3, "first:",
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expected, array_length (expected));
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check_split_masked ("first:second", 1, NULL,
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expected, array_length (expected));
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}
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{
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const char *expected[] = { "second" };
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check_split_masked ("first:second", 3, "second",
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expected, array_length (expected));
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check_split_masked ("first:second:third", -1, "second:",
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expected, array_length (expected));
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check_split_masked ("first:second", 2, NULL,
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expected, array_length (expected));
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check_split_masked ("first:second:third", 2, "first:second",
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expected, array_length (expected));
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}
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/* Tests for _dl_hwcaps_contains. */
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TEST_VERIFY (_dl_hwcaps_contains (NULL, "first", strlen ("first")));
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TEST_VERIFY (_dl_hwcaps_contains (NULL, "", 0));
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TEST_VERIFY (! _dl_hwcaps_contains ("", "first", strlen ("first")));
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TEST_VERIFY (! _dl_hwcaps_contains ("firs", "first", strlen ("first")));
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TEST_VERIFY (_dl_hwcaps_contains ("firs", "first", strlen ("first") - 1));
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for (int i = 0; i < strlen ("first"); ++i)
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TEST_VERIFY (! _dl_hwcaps_contains ("first", "first", i));
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TEST_VERIFY (_dl_hwcaps_contains ("first", "first", strlen ("first")));
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TEST_VERIFY (_dl_hwcaps_contains ("first:", "first", strlen ("first")));
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TEST_VERIFY (_dl_hwcaps_contains ("first:second",
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"first", strlen ("first")));
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TEST_VERIFY (_dl_hwcaps_contains (":first:second", "first",
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strlen ("first")));
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TEST_VERIFY (_dl_hwcaps_contains ("first:second", "second",
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strlen ("second")));
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TEST_VERIFY (_dl_hwcaps_contains ("first:second:", "second",
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strlen ("second")));
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TEST_VERIFY (_dl_hwcaps_contains ("first::second:", "second",
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strlen ("second")));
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TEST_VERIFY (_dl_hwcaps_contains ("first:second::", "second",
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strlen ("second")));
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for (int i = 0; i < strlen ("second"); ++i)
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{
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TEST_VERIFY (!_dl_hwcaps_contains ("first:second", "second", i));
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TEST_VERIFY (!_dl_hwcaps_contains ("first:second:", "second", i));
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TEST_VERIFY (!_dl_hwcaps_contains ("first:second::", "second", i));
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TEST_VERIFY (!_dl_hwcaps_contains ("first::second", "second", i));
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}
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return 0;
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}
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#include <support/test-driver.c>
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/* Rebuild the sources here because the object file is built for
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inclusion into the dynamic loader. */
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#include "dl-hwcaps_split.c"
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