mirror of https://github.com/tailix/libkernaux.git
86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <kernaux/printf.h>
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define BUFFER_SIZE 1024
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static char buffer[BUFFER_SIZE];
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static unsigned int buffer_index;
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static void test_putchar(const char chr)
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{
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if (buffer_index >= BUFFER_SIZE) {
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printf("Buffer overflow!\n");
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abort();
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}
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buffer[buffer_index++] = chr;
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}
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static void test(const char *const expected, const char *const format, ...)
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{
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memset(buffer, '\0', sizeof(buffer));
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buffer_index = 0;
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va_list va;
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va_start(va, format);
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kernaux_printf_va(test_putchar, format, va);
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va_end(va);
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assert(strcmp(expected, buffer) == 0);
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}
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int main()
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{
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memset(buffer, '\0', sizeof(buffer));
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buffer_index = 0;
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kernaux_printf(test_putchar, "Hello, World!");
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assert(strcmp("Hello, World!", buffer) == 0);
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test("", "");
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test("Hello, World!", "Hello, World!");
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test("Hello, Alex!", "Hello, %s!", "Alex");
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test("Hello, Alex!", "Hello, %c%c%c%c!", 'A', 'l', 'e', 'x');
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test("%", "%%");
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test("%%", "%%%%");
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test("%%%", "%%%%%%");
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test("123", "%u", 123);
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test("123456", "%u%u", 123, 456);
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test("foo", "%s", "foo");
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test("foobar", "%s%s", "foo", "bar");
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test("a", "%c", 'a');
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test("ab", "%c%c", 'a', 'b');
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test("abc", "%c%c%c", 'a', 'b', 'c');
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test("%123fooa", "%%%u%s%c", 123, "foo", 'a');
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test("%123afoo", "%%%u%c%s", 123, 'a', "foo");
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test("%a123foo", "%%%c%u%s", 'a', 123, "foo");
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test("%afoo123", "%%%c%s%u", 'a', "foo", 123);
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test("%foo123a", "%%%s%u%c", "foo", 123, 'a');
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test("%fooa123", "%%%s%c%u", "foo", 'a', 123);
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test("123%fooa", "%u%%%s%c", 123, "foo", 'a');
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test("123%afoo", "%u%%%c%s", 123, 'a', "foo");
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test("a%123foo", "%c%%%u%s", 'a', 123, "foo");
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test("a%foo123", "%c%%%s%u", 'a', "foo", 123);
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test("foo%123a", "%s%%%u%c", "foo", 123, 'a');
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test("foo%a123", "%s%%%c%u", "foo", 'a', 123);
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test("123foo%a", "%u%s%%%c", 123, "foo", 'a');
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test("123a%foo", "%u%c%%%s", 123, 'a', "foo");
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test("a123%foo", "%c%u%%%s", 'a', 123, "foo");
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test("afoo%123", "%c%s%%%u", 'a', "foo", 123);
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test("foo123%a", "%s%u%%%c", "foo", 123, 'a');
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test("fooa%123", "%s%c%%%u", "foo", 'a', 123);
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test("123fooa%", "%u%s%c%%", 123, "foo", 'a');
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test("123afoo%", "%u%c%s%%", 123, 'a', "foo");
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test("a123foo%", "%c%u%s%%", 'a', 123, "foo");
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test("afoo123%", "%c%s%u%%", 'a', "foo", 123);
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test("foo123a%", "%s%u%c%%", "foo", 123, 'a');
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test("fooa123%", "%s%c%u%%", "foo", 'a', 123);
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return 0;
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}
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