static void
handle_fd (DskPattern *pattern,
const char *prefix_filename,
unsigned buffer_size,
int fd)
{
DskBuffer in = DSK_BUFFER_INIT;
DskBuffer out = DSK_BUFFER_INIT;
for (;;)
{
int rv = dsk_buffer_readv (&in, fd);
if (rv == 0)
break;
char *line;
while ((line = dsk_buffer_read_line (&in)) != NULL)
{
if (dsk_pattern_match (pattern, line))
{
if (prefix_filename)
{
dsk_buffer_append_string (&out, prefix_filename);
dsk_buffer_append_string (&out, ": ");
}
dsk_buffer_append_string (&out, line);
dsk_buffer_append_byte (&out, '\n');
while (out.size > buffer_size)
dsk_buffer_writev (&out, STDOUT_FILENO);
}
dsk_free (line);
}
}
while (out.size > 0)
dsk_buffer_writev (&out, STDOUT_FILENO);
}
void decount(DskBuffer* buf, int start, int end)
{
char b[1024];
while (start <= end)
{
char *rv;
sprintf (b, "%d", start++);
rv = dsk_buffer_read_line (buf);
dsk_assert (rv != NULL);
dsk_assert (strcmp (b, rv) == 0);
dsk_free (rv);
}
}
int main(int argc, char** argv)
{
DskBuffer gskbuffer;
char buf[1024];
char *str;
dsk_cmdline_init ("test dsk-buffer code", "test DskBuffer", NULL, 0);
dsk_cmdline_process_args (&argc, &argv);
dsk_buffer_init (&gskbuffer);
dsk_assert (gskbuffer.size == 0);
dsk_buffer_append (&gskbuffer, 5, "hello");
dsk_assert (gskbuffer.size == 5);
dsk_assert (dsk_buffer_read (&gskbuffer, sizeof (buf), buf) == 5);
dsk_assert (memcmp (buf, "hello", 5) == 0);
dsk_assert (gskbuffer.size == 0);
dsk_buffer_clear (&gskbuffer);
dsk_buffer_init (&gskbuffer);
count (&gskbuffer, 1, 100000);
decount (&gskbuffer, 1, 100000);
dsk_assert (gskbuffer.size == 0);
dsk_buffer_clear (&gskbuffer);
dsk_buffer_init (&gskbuffer);
dsk_buffer_append_string (&gskbuffer, "hello\na\nb");
str = dsk_buffer_read_line (&gskbuffer);
dsk_assert (str);
dsk_assert (strcmp (str, "hello") == 0);
dsk_free (str);
str = dsk_buffer_read_line (&gskbuffer);
dsk_assert (str);
dsk_assert (strcmp (str, "a") == 0);
dsk_free (str);
dsk_assert (gskbuffer.size == 1);
dsk_assert (dsk_buffer_read_line (&gskbuffer) == NULL);
dsk_buffer_append_byte (&gskbuffer, '\n');
str = dsk_buffer_read_line (&gskbuffer);
dsk_assert (str);
dsk_assert (strcmp (str, "b") == 0);
dsk_free (str);
dsk_assert (gskbuffer.size == 0);
dsk_buffer_clear (&gskbuffer);
dsk_buffer_init (&gskbuffer);
dsk_buffer_append (&gskbuffer, 5, "hello");
dsk_buffer_append_foreign (&gskbuffer, 4, "test", NULL, NULL);
dsk_buffer_append (&gskbuffer, 5, "hello");
dsk_assert (gskbuffer.size == 14);
dsk_assert (dsk_buffer_read (&gskbuffer, sizeof (buf), buf) == 14);
dsk_assert (memcmp (buf, "hellotesthello", 14) == 0);
dsk_assert (gskbuffer.size == 0);
/* Test that the foreign data really is not being stored in the DskBuffer */
{
char test_str[5];
strcpy (test_str, "test");
dsk_buffer_init (&gskbuffer);
dsk_buffer_append (&gskbuffer, 5, "hello");
dsk_buffer_append_foreign (&gskbuffer, 4, test_str, NULL, NULL);
dsk_buffer_append (&gskbuffer, 5, "hello");
dsk_assert (gskbuffer.size == 14);
dsk_assert (dsk_buffer_peek (&gskbuffer, sizeof (buf), buf) == 14);
dsk_assert (memcmp (buf, "hellotesthello", 14) == 0);
test_str[1] = '3';
dsk_assert (gskbuffer.size == 14);
dsk_assert (dsk_buffer_read (&gskbuffer, sizeof (buf), buf) == 14);
dsk_assert (memcmp (buf, "hellot3sthello", 14) == 0);
dsk_buffer_clear (&gskbuffer);
}
/* Test str_index_of */
{
DskBuffer buffer = DSK_BUFFER_INIT;
dsk_buffer_append_foreign (&buffer, 3, "abc", NULL, NULL);
dsk_buffer_append_foreign (&buffer, 3, "def", NULL, NULL);
dsk_buffer_append_foreign (&buffer, 3, "gad", NULL, NULL);
#if 0
dsk_assert (dsk_buffer_str_index_of (&buffer, "cdefg") == 2);
dsk_assert (dsk_buffer_str_index_of (&buffer, "ad") == 7);
dsk_assert (dsk_buffer_str_index_of (&buffer, "ab") == 0);
dsk_assert (dsk_buffer_str_index_of (&buffer, "a") == 0);
dsk_assert (dsk_buffer_str_index_of (&buffer, "g") == 6);
#endif
dsk_buffer_clear (&buffer);
}
static const char *before_strs[] = {
"",
"foo",
NULL, NULL
};
before_strs[2] = generate_str (100, 1000);
before_strs[3] = generate_str (10000, 100000);
static const char *placeholder_strs[] = {
"",
"bar",
NULL, NULL, NULL
};
placeholder_strs[2] = generate_str (100, 1000);
placeholder_strs[3] = generate_str (10000, 100000);
placeholder_strs[4] = generate_str (100000, 1000000);
static const char *after_strs[] = {
"",
"foo",
NULL, NULL
};
after_strs[2] = generate_str (100, 1000);
after_strs[3] = generate_str (10000, 100000);
unsigned bi, pi, ai;
for (bi = 0; bi < DSK_N_ELEMENTS (before_strs); bi++)
for (pi = 0; pi < DSK_N_ELEMENTS (placeholder_strs); pi++)
for (ai = 0; ai < DSK_N_ELEMENTS (after_strs); ai++)
{
DskBuffer buffer = DSK_BUFFER_INIT;
const char *pi_str = placeholder_strs[pi];
DskBufferPlaceholder placeholder;
dsk_buffer_append_string (&buffer, before_strs[bi]);
dsk_buffer_append_placeholder (&buffer, strlen (pi_str), &placeholder);
dsk_buffer_append_string (&buffer, after_strs[ai]);
dsk_buffer_placeholder_set (&placeholder, pi_str);
dsk_assert (try_initial_remove (&buffer, before_strs[bi]));
dsk_assert (try_initial_remove (&buffer, pi_str));
dsk_assert (try_initial_remove (&buffer, after_strs[ai]));
dsk_assert (buffer.size == 0);
}
return 0;
}
