glib/gio/tests/io-stream.c

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/* GLib testing framework examples and tests
* Copyright (C) 2010 Collabora Ltd.
* Authors: Xavier Claessens <xclaesse@gmail.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/glib.h>
#include <gio/gio.h>
#include <stdlib.h>
#include <string.h>
typedef struct
{
GIOStream parent;
GInputStream *input_stream;
GOutputStream *output_stream;
} GTestIOStream;
typedef struct
{
GIOStreamClass parent_class;
} GTestIOStreamClass;
G_DEFINE_TYPE (GTestIOStream, g_test_io_stream, G_TYPE_IO_STREAM);
static GInputStream *
get_input_stream (GIOStream *io_stream)
{
GTestIOStream *self = (GTestIOStream *) io_stream;
return self->input_stream;
}
static GOutputStream *
get_output_stream (GIOStream *io_stream)
{
GTestIOStream *self = (GTestIOStream *) io_stream;
return self->output_stream;
}
static void
finalize (GObject *object)
{
GTestIOStream *self = (GTestIOStream *) object;
if (self->input_stream != NULL)
g_object_unref (self->input_stream);
if (self->output_stream != NULL)
g_object_unref (self->output_stream);
G_OBJECT_CLASS (g_test_io_stream_parent_class)->finalize (object);
}
static void
g_test_io_stream_class_init (GTestIOStreamClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GIOStreamClass *io_class = G_IO_STREAM_CLASS (klass);
object_class->finalize = finalize;
io_class->get_input_stream = get_input_stream;
io_class->get_output_stream = get_output_stream;
}
static void
g_test_io_stream_init (GTestIOStream *self)
{
}
static GIOStream *
g_test_io_stream_new (GInputStream *input, GOutputStream *output)
{
GTestIOStream *self;
self = g_object_new (g_test_io_stream_get_type (), NULL);
self->input_stream = g_object_ref (input);
self->output_stream = g_object_ref (output);
return G_IO_STREAM (self);
}
typedef struct
{
GMainLoop *main_loop;
const gchar *data1;
const gchar *data2;
GIOStream *iostream1;
GIOStream *iostream2;
} TestCopyChunksData;
static void
test_copy_chunks_splice_cb (GObject *source_object,
GAsyncResult *res,
gpointer user_data)
{
TestCopyChunksData *data = user_data;
GMemoryOutputStream *ostream;
gchar *received_data;
GError *error = NULL;
g_io_stream_splice_finish (res, &error);
g_assert_no_error (error);
ostream = G_MEMORY_OUTPUT_STREAM (((GTestIOStream *) data->iostream1)->output_stream);
received_data = g_memory_output_stream_get_data (ostream);
g_assert_cmpstr (received_data, ==, data->data2);
ostream = G_MEMORY_OUTPUT_STREAM (((GTestIOStream *) data->iostream2)->output_stream);
received_data = g_memory_output_stream_get_data (ostream);
g_assert_cmpstr (received_data, ==, data->data1);
g_assert (g_io_stream_is_closed (data->iostream1));
g_assert (g_io_stream_is_closed (data->iostream2));
g_main_loop_quit (data->main_loop);
}
static void
test_copy_chunks (void)
{
TestCopyChunksData data;
GInputStream *istream;
GOutputStream *ostream;
data.main_loop = g_main_loop_new (NULL, FALSE);
data.data1 = "abcdefghijklmnopqrstuvwxyz";
data.data2 = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
istream = g_memory_input_stream_new_from_data (data.data1, -1, NULL);
ostream = g_memory_output_stream_new (NULL, 0, g_realloc, g_free);
data.iostream1 = g_test_io_stream_new (istream, ostream);
g_object_unref (istream);
g_object_unref (ostream);
istream = g_memory_input_stream_new_from_data (data.data2, -1, NULL);
ostream = g_memory_output_stream_new (NULL, 0, g_realloc, g_free);
data.iostream2 = g_test_io_stream_new (istream, ostream);
g_object_unref (istream);
g_object_unref (ostream);
g_io_stream_splice_async (data.iostream1, data.iostream2,
G_IO_STREAM_SPLICE_CLOSE_STREAM1 | G_IO_STREAM_SPLICE_CLOSE_STREAM2 |
G_IO_STREAM_SPLICE_WAIT_FOR_BOTH, G_PRIORITY_DEFAULT,
NULL, test_copy_chunks_splice_cb, &data);
/* We do not hold a ref in data struct, this is to make sure the operation
* keeps the iostream objects alive until it finishes */
g_object_unref (data.iostream1);
g_object_unref (data.iostream2);
g_main_loop_run (data.main_loop);
g_main_loop_unref (data.main_loop);
}
int
main (int argc,
char *argv[])
{
g_type_init ();
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/io-stream/copy-chunks", test_copy_chunks);
return g_test_run();
}