76 lines
3.6 KiB
C
76 lines
3.6 KiB
C
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ 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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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/alg/alg.h"
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#include "libc/macros.h"
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#include "libc/rand/rand.h"
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#include "libc/runtime/carsort.h"
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#include "libc/str/str.h"
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#include "libc/testlib/ezbench.h"
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#include "libc/testlib/testlib.h"
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const int32_t kUnsorted[][2] = {
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{4, 'a'}, {65, 'b'}, {2, 'c'}, {-1, 'G'}, {-31, 'd'}, {0, 'e'},
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{99, 'f'}, {2, 'g'}, {83, 'h'}, {782, 'i'}, {1, 'j'},
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};
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const int32_t kGolden[][2] = {
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{-31, 'd'}, {-1, 'G'}, {0, 'e'}, {1, 'j'}, {2, 'c'}, {2, 'g'},
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{4, 'a'}, {65, 'b'}, {83, 'h'}, {99, 'f'}, {782, 'i'},
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};
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int32_t A[ARRAYLEN(kUnsorted)][2];
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int32_t B[2100][2];
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TEST(carsort100, test) {
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memcpy(A, kUnsorted, sizeof(A));
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carsort100(ARRAYLEN(A), A);
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ASSERT_EQ(0, memcmp(&A[0], &kGolden[0], sizeof(kUnsorted)));
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}
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TEST(carsort1000, test) {
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memcpy(A, kUnsorted, sizeof(A));
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carsort1000(ARRAYLEN(A), A);
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ASSERT_EQ(0, memcmp(&A[0], &kGolden[0], sizeof(kUnsorted)));
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}
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TEST(qsort, test) {
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memcpy(A, kUnsorted, sizeof(A));
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qsort(A, ARRAYLEN(A), 8, cmpsl);
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ASSERT_EQ(0, memcmp(&A[0], &kGolden[0], sizeof(kUnsorted)));
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}
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BENCH(carsort, benchMedium) {
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EZBENCH2("medium carsort100", rngset(B, sizeof(B), rand64, -1),
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carsort100(ARRAYLEN(B), B));
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EZBENCH2("medium carsort1000", rngset(B, sizeof(B), rand64, -1),
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carsort1000(ARRAYLEN(B), B));
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EZBENCH2("medium qsort", rngset(B, sizeof(B), rand64, -1),
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qsort(B, ARRAYLEN(B), 8, cmpsl));
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}
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BENCH(carsort, benchSmall) {
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EZBENCH2("small carsort100", memcpy(A, kUnsorted, sizeof(A)),
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carsort100(ARRAYLEN(A), A));
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EZBENCH2("small carsort1000", memcpy(A, kUnsorted, sizeof(A)),
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carsort1000(ARRAYLEN(A), A));
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EZBENCH2("small qsort", memcpy(A, kUnsorted, sizeof(A)),
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qsort(A, ARRAYLEN(A), 8, cmpsl));
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}
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