kaguya
42 lines
817 B
C
42 lines
817 B
C
#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef USE_HOST_LIBC
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#define TEST_FILE "fputs-host-libc.tmp"
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#else
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#define TEST_FILE "fputs.tmp"
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#endif
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int main() {
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FILE *file;
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char str[] = "mlibc fputs test";
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char buffer[100];
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// Clear the buffer to zero.
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memset(buffer, 0, sizeof(buffer));
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// Open the file for writing.
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file = fopen(TEST_FILE, "w");
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assert(file);
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// Verify that we can write an empty string.
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assert(fputs("", file) != EOF);
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// Write string, flush and close.
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assert(fputs(str, file) != EOF);
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fflush(file);
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fclose(file);
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// Open the file for reading.
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file = fopen(TEST_FILE, "r");
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assert(file);
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// Verify that we read back the written string and close.
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assert(fread(buffer, 1, sizeof(str) - 1, file));
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assert(!strcmp(buffer, str));
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fclose(file);
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return 0;
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}
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