glib/gio/tests/data-output-stream.c

293 lines
8.4 KiB
C
Raw Normal View History

/* GLib testing framework examples and tests
* Copyright (C) 2008 Red Hat, Inc.
* Authors: Tomas Bzatek <tbzatek@redhat.com>
*
* This work is provided "as is"; redistribution and modification
* in whole or in part, in any medium, physical or electronic is
* permitted without restriction.
*
* This work 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.
*
* In no event shall the authors or contributors be liable for any
* direct, indirect, incidental, special, exemplary, or consequential
* damages (including, but not limited to, procurement of substitute
* goods or services; loss of use, data, or profits; or business
* interruption) however caused and on any theory of liability, whether
* in contract, strict liability, or tort (including negligence or
* otherwise) arising in any way out of the use of this software, even
* if advised of the possibility of such damage.
*/
#include <glib/gtestutils.h>
#include <glib/glib.h>
#include <gio/gio.h>
#include <stdlib.h>
#include <string.h>
#define MAX_LINES 0xFFF
#define MAX_LINES_BUFF 0xFFFFFF
#define MAX_BYTES_BINARY 0x100
static void
test_read_lines (GDataStreamNewlineType newline_type)
{
GOutputStream *stream;
GOutputStream *base_stream;
GError *error = NULL;
gpointer data;
char *lines;
int i;
#define TEST_STRING "some_text"
const char* endl[4] = {"\n", "\r", "\r\n", "\n"};
data = g_malloc0 (MAX_LINES_BUFF);
lines = g_malloc0 ((strlen (TEST_STRING) + strlen (endl[newline_type])) * MAX_LINES + 1);
/* initialize objects */
base_stream = g_memory_output_stream_new (data, MAX_LINES_BUFF, NULL, NULL);
stream = G_OUTPUT_STREAM (g_data_output_stream_new (base_stream));
/* fill data */
for (i = 0; i < MAX_LINES; i++)
{
gboolean res;
char *s = g_strconcat (TEST_STRING, endl[newline_type], NULL);
res = g_data_output_stream_put_string (G_DATA_OUTPUT_STREAM (stream), s, NULL, &error);
g_stpcpy ((char*)(lines + i*strlen(s)), s);
g_assert (error == NULL);
g_assert (res == TRUE);
}
/* Byte order testing */
g_data_output_stream_set_byte_order (G_DATA_OUTPUT_STREAM (stream), G_DATA_STREAM_BYTE_ORDER_BIG_ENDIAN);
g_assert_cmpint (g_data_output_stream_get_byte_order (G_DATA_OUTPUT_STREAM (stream)), ==, G_DATA_STREAM_BYTE_ORDER_BIG_ENDIAN);
g_data_output_stream_set_byte_order (G_DATA_OUTPUT_STREAM (stream), G_DATA_STREAM_BYTE_ORDER_LITTLE_ENDIAN);
g_assert_cmpint (g_data_output_stream_get_byte_order (G_DATA_OUTPUT_STREAM (stream)), ==, G_DATA_STREAM_BYTE_ORDER_LITTLE_ENDIAN);
/* compare data */
int size = strlen(data);
g_assert_cmpint (size, <, MAX_LINES_BUFF);
g_assert_cmpstr ((char*)data, ==, lines);
g_object_unref (base_stream);
g_object_unref (stream);
g_free (data);
g_free (lines);
}
static void
test_read_lines_LF (void)
{
test_read_lines (G_DATA_STREAM_NEWLINE_TYPE_LF);
}
static void
test_read_lines_CR (void)
{
test_read_lines (G_DATA_STREAM_NEWLINE_TYPE_CR);
}
static void
test_read_lines_CR_LF (void)
{
test_read_lines (G_DATA_STREAM_NEWLINE_TYPE_CR_LF);
}
enum TestDataType {
TEST_DATA_BYTE = 0,
TEST_DATA_INT16,
TEST_DATA_UINT16,
TEST_DATA_INT32,
TEST_DATA_UINT32,
TEST_DATA_INT64,
TEST_DATA_UINT64
};
#define TEST_DATA_RETYPE(a, v) \
(a == TEST_DATA_BYTE ? (guchar)v : \
(a == TEST_DATA_INT16 ? (gint16)v : \
(a == TEST_DATA_UINT16 ? (guint16)v : \
(a == TEST_DATA_INT32 ? (gint32)v : \
(a == TEST_DATA_UINT32 ? (guint32)v : \
(a == TEST_DATA_INT64 ? (gint64)v : \
(guint64)v ))))))
#define TEST_DATA_RETYPE_BUFF(a, v) \
(a == TEST_DATA_BYTE ? *(guchar*)v : \
(a == TEST_DATA_INT16 ? *(gint16*)v : \
(a == TEST_DATA_UINT16 ? *(guint16*)v : \
(a == TEST_DATA_INT32 ? *(gint32*)v : \
(a == TEST_DATA_UINT32 ? *(guint32*)v : \
(a == TEST_DATA_INT64 ? *(gint64*)v : \
*(guint64*)v ))))))
static void
test_data_array (gpointer buffer, int len,
enum TestDataType data_type, GDataStreamByteOrder byte_order)
{
GOutputStream *stream;
GOutputStream *base_stream;
gpointer stream_data;
GError *error = NULL;
int pos;
int data_size = 1;
GDataStreamByteOrder native;
gboolean swap;
gboolean res;
guint64 data;
/* create objects */
stream_data = g_malloc0 (len);
base_stream = g_memory_output_stream_new (stream_data, len, NULL, NULL);
stream = G_OUTPUT_STREAM (g_data_output_stream_new (base_stream));
g_data_output_stream_set_byte_order (G_DATA_OUTPUT_STREAM (stream), byte_order);
/* Set correct data size */
switch (data_type)
{
case TEST_DATA_BYTE:
data_size = 1;
break;
case TEST_DATA_INT16:
case TEST_DATA_UINT16:
data_size = 2;
break;
case TEST_DATA_INT32:
case TEST_DATA_UINT32:
data_size = 4;
break;
case TEST_DATA_INT64:
case TEST_DATA_UINT64:
data_size = 8;
break;
}
/* Set flag to swap bytes if needed */
native = (G_BYTE_ORDER == G_BIG_ENDIAN) ? G_DATA_STREAM_BYTE_ORDER_BIG_ENDIAN : G_DATA_STREAM_BYTE_ORDER_LITTLE_ENDIAN;
swap = (byte_order != G_DATA_STREAM_BYTE_ORDER_HOST_ENDIAN) && (byte_order != native);
/* Write data to the file */
pos = 0;
while (pos < len)
{
switch (data_type)
{
case TEST_DATA_BYTE:
res = g_data_output_stream_put_byte (G_DATA_OUTPUT_STREAM (stream), TEST_DATA_RETYPE_BUFF (data_type, (buffer + pos)), NULL, &error);
break;
case TEST_DATA_INT16:
res = g_data_output_stream_put_int16 (G_DATA_OUTPUT_STREAM (stream), TEST_DATA_RETYPE_BUFF (data_type, (buffer + pos)), NULL, &error);
break;
case TEST_DATA_UINT16:
res = g_data_output_stream_put_uint16 (G_DATA_OUTPUT_STREAM (stream), TEST_DATA_RETYPE_BUFF (data_type, (buffer + pos)), NULL, &error);
break;
case TEST_DATA_INT32:
res = g_data_output_stream_put_int32 (G_DATA_OUTPUT_STREAM (stream), TEST_DATA_RETYPE_BUFF (data_type, (buffer + pos)), NULL, &error);
break;
case TEST_DATA_UINT32:
res = g_data_output_stream_put_uint32 (G_DATA_OUTPUT_STREAM (stream), TEST_DATA_RETYPE_BUFF (data_type, (buffer + pos)), NULL, &error);
break;
case TEST_DATA_INT64:
res = g_data_output_stream_put_int64 (G_DATA_OUTPUT_STREAM (stream), TEST_DATA_RETYPE_BUFF (data_type, (buffer + pos)), NULL, &error);
break;
case TEST_DATA_UINT64:
res = g_data_output_stream_put_uint64 (G_DATA_OUTPUT_STREAM (stream), TEST_DATA_RETYPE_BUFF (data_type, (buffer + pos)), NULL, &error);
break;
}
g_assert (error == NULL);
g_assert_cmpint (res, ==, TRUE);
pos += data_size;
}
/* Compare data back */
pos = 0;
data = 0;
while (pos < len)
{
data = TEST_DATA_RETYPE_BUFF(data_type, (stream_data + pos));
if (swap)
{
switch (data_type)
{
case TEST_DATA_BYTE:
break;
case TEST_DATA_UINT16:
case TEST_DATA_INT16:
data = TEST_DATA_RETYPE(data_type, GUINT16_SWAP_LE_BE(TEST_DATA_RETYPE(data_type, data)));
break;
case TEST_DATA_UINT32:
case TEST_DATA_INT32:
data = TEST_DATA_RETYPE(data_type, GUINT32_SWAP_LE_BE(TEST_DATA_RETYPE(data_type, data)));
break;
case TEST_DATA_UINT64:
case TEST_DATA_INT64:
data = TEST_DATA_RETYPE(data_type, GUINT64_SWAP_LE_BE(TEST_DATA_RETYPE(data_type, data)));
break;
}
}
g_assert_cmpint (data, ==, TEST_DATA_RETYPE_BUFF(data_type, (buffer + pos)));
break;
pos += data_size;
}
g_object_unref (base_stream);
g_object_unref (stream);
g_free (stream_data);
}
static void
test_read_int (void)
{
GRand *rand;
gpointer buffer;
rand = g_rand_new ();
buffer = g_malloc0(MAX_BYTES_BINARY);
/* Fill in some random data */
int i;
for (i = 0; i < MAX_BYTES_BINARY; i++)
{
guchar x = 0;
while (! x) x = (guchar)g_rand_int (rand);
*(guchar*)(buffer + sizeof(guchar) * i) = x;
}
for (i = 0; i < 3; i++)
{
int j;
for (j = 0; j <= TEST_DATA_UINT64; j++)
test_data_array (buffer, MAX_BYTES_BINARY, j, i);
}
g_rand_free (rand);
g_free (buffer);
}
int
main (int argc,
char *argv[])
{
g_type_init ();
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/data-input-stream/read-lines-LF", test_read_lines_LF);
g_test_add_func ("/data-input-stream/read-lines-CR", test_read_lines_CR);
g_test_add_func ("/data-input-stream/read-lines-CR-LF", test_read_lines_CR_LF);
g_test_add_func ("/data-input-stream/read-int", test_read_int);
return g_test_run();
}