mirror of
https://github.com/jart/cosmopolitan.git
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74 lines
3.3 KiB
C
74 lines
3.3 KiB
C
/*-*- 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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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/bits/bits.h"
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#include "libc/mem/mem.h"
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#include "libc/stdio/stdio.h"
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#include "libc/str/str.h"
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#include "libc/testlib/testlib.h"
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TEST(getline, testEmpty) {
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FILE *f = fmemopen("", 0, "r+");
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char *line = NULL;
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size_t linesize = 0;
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EXPECT_EQ(-1, getline(&line, &linesize, f));
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EXPECT_TRUE(feof(f));
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EXPECT_FALSE(ferror(f));
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EXPECT_EQ(0, fclose(f));
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free(line);
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}
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TEST(getline, testOneWithoutLineFeed) {
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FILE *f = fmemopen("hello", 5, "r+");
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char *line = NULL;
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size_t linesize = 0;
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ASSERT_EQ(5, getline(&line, &linesize, f));
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EXPECT_STREQ("hello", line);
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EXPECT_TRUE(feof(f));
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EXPECT_FALSE(ferror(f));
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ASSERT_EQ(-1, getline(&line, &linesize, f));
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EXPECT_EQ(0, fclose(f));
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free(line);
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}
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TEST(getline, testTwoLines) {
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const char *s = "hello\nthere\n";
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FILE *f = fmemopen(s, strlen(s), "r+");
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char *line = NULL;
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size_t linesize = 0;
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ASSERT_EQ(6, getline(&line, &linesize, f));
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EXPECT_STREQ("hello\n", line);
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EXPECT_FALSE(feof(f) | ferror(f));
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ASSERT_EQ(6, getline(&line, &linesize, f));
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EXPECT_STREQ("there\n", line);
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ASSERT_EQ(-1, getline(&line, &linesize, f));
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EXPECT_STREQ("", line);
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EXPECT_EQ(0, fclose(f));
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free(line);
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}
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TEST(getline, testBinaryLine_countExcludesOnlyTheBonusNul) {
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const char s[] = "he\0\3o\n";
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FILE *f = fmemopen(s, sizeof(s), "r+");
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char *line = NULL;
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size_t linesize = 0;
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ASSERT_EQ(6, getline(&line, &linesize, f));
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EXPECT_BINEQ(u"he ♥o◙ ", line);
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fclose(f);
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free(line);
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}
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