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Justine Tunney 2020-06-15 07:18:57 -07:00
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test/tool/build/lib/interner_test.c Normal file
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ 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; version 2 of the License. │
│ │
│ 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, write to the Free Software │
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/mem/mem.h"
#include "libc/runtime/gc.h"
#include "libc/str/str.h"
#include "libc/testlib/hyperion.h"
#include "libc/testlib/testlib.h"
#include "tool/build/lib/interner.h"
TEST(interner, test) {
struct Interner *t = defer(freeinterner, newinterner());
EXPECT_STREQ("hi", &t->p[intern(t, gc(strdup("hi")))]);
EXPECT_STREQ("there", &t->p[intern(t, gc(strdup("there")))]);
EXPECT_STREQ("hi", &t->p[intern(t, gc(strdup("hi")))]);
EXPECT_STREQ("there", &t->p[intern(t, gc(strdup("there")))]);
EXPECT_BINEQ(u"hi there  ", t->p);
EXPECT_EQ(strlen("hi") + 1 + strlen("there") + 1, t->i);
}
TEST(interner, testWordCount) {
struct Interner *t = defer(freeinterner, newinterner());
size_t i, j;
char word[16];
for (i = 0, j = 0; i < kHyperionSize; ++i) {
if (isalpha(kHyperion[i]) || kHyperion[i] == '\'') {
word[j++] = tolower(kHyperion[i]);
} else if (j) {
word[j] = '\0';
intern(t, word);
j = 0;
}
}
EXPECT_BINEQ(u"the fall of hyperion a dream", t->p);
/* 1547 = grep -Po "['a-zA-Z]+" hyperion.txt | tr A-Z a-z | dedupe | wc -l */
EXPECT_EQ(1548, interncount(t));
EXPECT_EQ(10502, t->i);
EXPECT_LT(t->i, t->n);
EXPECT_EQ('\0', t->p[t->i]);
}