glib/gio/tests/file.c
2010-08-13 19:40:48 -04:00

600 lines
16 KiB
C

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <gio/gio.h>
#include <gio/gfiledescriptorbased.h>
static void
test_basic (void)
{
GFile *file;
gchar *s;
file = g_file_new_for_path ("./some/directory/testfile");
s = g_file_get_basename (file);
g_assert_cmpstr (s, ==, "testfile");
g_free (s);
s = g_file_get_uri (file);
g_assert (g_str_has_prefix (s, "file://"));
g_assert (g_str_has_suffix (s, "/some/directory/testfile"));
g_free (s);
g_assert (g_file_has_uri_scheme (file, "file"));
s = g_file_get_uri_scheme (file);
g_assert_cmpstr (s, ==, "file");
g_free (s);
g_object_unref (file);
}
static void
test_parent (void)
{
GFile *file;
GFile *file2;
GFile *parent;
GFile *root;
file = g_file_new_for_path ("./some/directory/testfile");
file2 = g_file_new_for_path ("./some/directory");
root = g_file_new_for_path ("/");
g_assert (g_file_has_parent (file, file2));
parent = g_file_get_parent (file);
g_assert (g_file_equal (parent, file2));
g_object_unref (parent);
g_assert (g_file_get_parent (root) == NULL);
g_object_unref (file);
g_object_unref (file2);
g_object_unref (root);
}
static void
test_child (void)
{
GFile *file;
GFile *child;
GFile *child2;
file = g_file_new_for_path ("./some/directory");
child = g_file_get_child (file, "child");
g_assert (g_file_has_parent (child, file));
child2 = g_file_get_child_for_display_name (file, "child2", NULL);
g_assert (g_file_has_parent (child2, file));
g_object_unref (child);
g_object_unref (child2);
g_object_unref (file);
}
static void
test_type (void)
{
GFile *file;
GFileType type;
file = g_file_new_for_path (SRCDIR "/file.c");
type = g_file_query_file_type (file, 0, NULL);
g_assert_cmpint (type, ==, G_FILE_TYPE_REGULAR);
g_object_unref (file);
file = g_file_new_for_path (SRCDIR "/schema-tests");
type = g_file_query_file_type (file, 0, NULL);
g_assert_cmpint (type, ==, G_FILE_TYPE_DIRECTORY);
g_object_unref (file);
}
typedef struct
{
GFile *file;
GFileMonitor *monitor;
GOutputStream *ostream;
GInputStream *istream;
GMainLoop *loop;
gint buffersize;
gint monitor_created;
gint monitor_deleted;
gint monitor_changed;
gchar *monitor_path;
gint pos;
gchar *data;
gchar *buffer;
guint timeout;
} CreateDeleteData;
static void
monitor_changed (GFileMonitor *monitor,
GFile *file,
GFile *other_file,
GFileMonitorEvent event_type,
gpointer user_data)
{
CreateDeleteData *data = user_data;
g_assert_cmpstr (data->monitor_path, ==, g_file_get_path (file));
if (event_type == G_FILE_MONITOR_EVENT_CREATED)
data->monitor_created++;
if (event_type == G_FILE_MONITOR_EVENT_DELETED)
data->monitor_deleted++;
if (event_type == G_FILE_MONITOR_EVENT_CHANGED)
data->monitor_changed++;
}
static gboolean
quit_idle (gpointer user_data)
{
CreateDeleteData *data = user_data;
g_source_remove (data->timeout);
g_main_loop_quit (data->loop);
return FALSE;
}
static void
iclosed_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
CreateDeleteData *data = user_data;
GError *error;
gboolean ret;
error = NULL;
ret = g_input_stream_close_finish (data->istream, res, &error);
g_assert_no_error (error);
g_assert (ret);
g_assert (g_input_stream_is_closed (data->istream));
ret = g_file_delete (data->file, NULL, &error);
g_assert (ret);
g_assert_no_error (error);
/* work around file monitor bug:
* inotify events are only processed every 1000 ms, regardless
* of the rate limit set on the file monitor
*/
g_timeout_add (2000, quit_idle, data);
}
static void
read_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
CreateDeleteData *data = user_data;
GError *error;
gssize size;
error = NULL;
size = g_input_stream_read_finish (data->istream, res, &error);
g_assert_no_error (error);
data->pos += size;
if (data->pos < strlen (data->data))
{
g_input_stream_read_async (data->istream,
data->buffer + data->pos,
strlen (data->data) - data->pos,
0,
NULL,
read_cb,
data);
}
else
{
g_assert_cmpstr (data->buffer, ==, data->data);
g_assert (!g_input_stream_is_closed (data->istream));
g_input_stream_close_async (data->istream, 0, NULL, iclosed_cb, data);
}
}
static void
ipending_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
CreateDeleteData *data = user_data;
GError *error;
gssize size;
error = NULL;
size = g_input_stream_read_finish (data->istream, res, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_PENDING);
g_error_free (error);
}
static void
skipped_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
CreateDeleteData *data = user_data;
GError *error;
gssize size;
error = NULL;
size = g_input_stream_skip_finish (data->istream, res, &error);
g_assert_no_error (error);
g_assert_cmpint (size, ==, data->pos);
g_input_stream_read_async (data->istream,
data->buffer + data->pos,
strlen (data->data) - data->pos,
0,
NULL,
read_cb,
data);
/* check that we get a pending error */
g_input_stream_read_async (data->istream,
data->buffer + data->pos,
strlen (data->data) - data->pos,
0,
NULL,
ipending_cb,
data);
}
static void
opened_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
GFileInputStream *base;
CreateDeleteData *data = user_data;
GError *error;
error = NULL;
base = g_file_read_finish (data->file, res, &error);
g_assert_no_error (error);
if (data->buffersize == 0)
data->istream = G_INPUT_STREAM (g_object_ref (base));
else
data->istream = g_buffered_input_stream_new_sized (G_INPUT_STREAM (base), data->buffersize);
g_object_unref (base);
data->buffer = g_new0 (gchar, strlen (data->data) + 1);
/* copy initial segment directly, then skip */
memcpy (data->buffer, data->data, 10);
data->pos = 10;
g_input_stream_skip_async (data->istream,
10,
0,
NULL,
skipped_cb,
data);
}
static void
oclosed_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
CreateDeleteData *data = user_data;
GError *error;
gboolean ret;
error = NULL;
ret = g_output_stream_close_finish (data->ostream, res, &error);
g_assert_no_error (error);
g_assert (ret);
g_assert (g_output_stream_is_closed (data->ostream));
g_file_read_async (data->file, 0, NULL, opened_cb, data);
}
static void
written_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
CreateDeleteData *data = user_data;
gssize size;
GError *error;
error = NULL;
size = g_output_stream_write_finish (data->ostream, res, &error);
g_assert_no_error (error);
data->pos += size;
if (data->pos < strlen (data->data))
{
g_output_stream_write_async (data->ostream,
data->data + data->pos,
strlen (data->data) - data->pos,
0,
NULL,
written_cb,
data);
}
else
{
g_assert (!g_output_stream_is_closed (data->ostream));
g_output_stream_close_async (data->ostream, 0, NULL, oclosed_cb, data);
}
}
static void
opending_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
CreateDeleteData *data = user_data;
GError *error;
gssize size;
error = NULL;
size = g_output_stream_write_finish (data->ostream, res, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_PENDING);
g_error_free (error);
}
static void
created_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
GFileOutputStream *base;
CreateDeleteData *data = user_data;
GError *error;
error = NULL;
base = g_file_create_finish (G_FILE (source), res, &error);
g_assert_no_error (error);
g_assert (g_file_query_exists (data->file, NULL));
if (data->buffersize == 0)
data->ostream = G_OUTPUT_STREAM (g_object_ref (base));
else
data->ostream = g_buffered_output_stream_new_sized (G_OUTPUT_STREAM (base), data->buffersize);
g_object_unref (base);
g_output_stream_write_async (data->ostream,
data->data,
strlen (data->data),
0,
NULL,
written_cb,
data);
/* check that we get a pending error */
g_output_stream_write_async (data->ostream,
data->data,
strlen (data->data),
0,
NULL,
opending_cb,
data);
}
static gboolean
stop_timeout (gpointer data)
{
g_assert_not_reached ();
return FALSE;
}
/*
* This test does a fully async create-write-read-delete.
* Callbackistan.
*/
static void
test_create_delete (gconstpointer d)
{
GError *error;
CreateDeleteData *data;
data = g_new0 (CreateDeleteData, 1);
data->buffersize = GPOINTER_TO_INT (d);
data->data = "abcdefghijklmnopqrstuvxyzABCDEFGHIJKLMNOPQRSTUVXYZ0123456789";
data->pos = 0;
data->monitor_path = tempnam ("/tmp", "g_file_create_delete_");
data->file = g_file_new_for_path (data->monitor_path);
g_assert (!g_file_query_exists (data->file, NULL));
error = NULL;
data->monitor = g_file_monitor_file (data->file, 0, NULL, &error);
g_assert_no_error (error);
g_file_monitor_set_rate_limit (data->monitor, 100);
g_signal_connect (data->monitor, "changed", G_CALLBACK (monitor_changed), data);
data->loop = g_main_loop_new (NULL, FALSE);
data->timeout = g_timeout_add (5000, stop_timeout, NULL);
g_file_create_async (data->file, 0, 0, NULL, created_cb, data);
g_main_loop_run (data->loop);
g_assert_cmpint (data->monitor_created, ==, 1);
g_assert_cmpint (data->monitor_deleted, ==, 1);
g_assert_cmpint (data->monitor_changed, >, 0);
g_assert (!g_file_monitor_is_cancelled (data->monitor));
g_file_monitor_cancel (data->monitor);
g_assert (g_file_monitor_is_cancelled (data->monitor));
g_main_loop_unref (data->loop);
g_object_unref (data->monitor);
g_object_unref (data->ostream);
g_object_unref (data->istream);
g_object_unref (data->file);
free (data->monitor_path);
g_free (data->buffer);
g_free (data);
}
typedef struct
{
GFile *file;
const gchar *data;
GMainLoop *loop;
gboolean again;
} ReplaceLoadData;
static void replaced_cb (GObject *source,
GAsyncResult *res,
gpointer user_data);
static void
loaded_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
ReplaceLoadData *data = user_data;
gboolean ret;
GError *error;
gchar *contents;
gsize length;
error = NULL;
ret = g_file_load_contents_finish (data->file, res, &contents, &length, NULL, &error);
g_assert (ret);
g_assert_no_error (error);
g_assert_cmpint (length, ==, strlen (data->data));
g_assert_cmpstr (contents, ==, data->data);
g_free (contents);
if (data->again)
{
data->again = FALSE;
data->data = "pi pa po";
g_file_replace_contents_async (data->file,
data->data,
strlen (data->data),
NULL,
FALSE,
0,
NULL,
replaced_cb,
data);
}
else
{
error = NULL;
ret = g_file_delete (data->file, NULL, &error);
g_assert_no_error (error);
g_assert (ret);
g_assert (!g_file_query_exists (data->file, NULL));
g_main_loop_quit (data->loop);
}
}
static void
replaced_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
ReplaceLoadData *data = user_data;
gboolean ret;
GError *error;
error = NULL;
ret = g_file_replace_contents_finish (data->file, res, NULL, &error);
g_assert_no_error (error);
g_file_load_contents_async (data->file, NULL, loaded_cb, data);
}
static void
test_replace_load (void)
{
ReplaceLoadData *data;
gchar *path;
data = g_new0 (ReplaceLoadData, 1);
data->again = TRUE;
data->data =
"/**\n"
" * g_file_replace_contents_async:\n"
" * @file: input #GFile.\n"
" * @contents: string of contents to replace the file with.\n"
" * @length: the length of @contents in bytes.\n"
" * @etag: (allow-none): a new <link linkend=\"gfile-etag\">entity tag</link> for the @file, or %NULL\n"
" * @make_backup: %TRUE if a backup should be created.\n"
" * @flags: a set of #GFileCreateFlags.\n"
" * @cancellable: optional #GCancellable object, %NULL to ignore.\n"
" * @callback: a #GAsyncReadyCallback to call when the request is satisfied\n"
" * @user_data: the data to pass to callback function\n"
" * \n"
" * Starts an asynchronous replacement of @file with the given \n"
" * @contents of @length bytes. @etag will replace the document's\n"
" * current entity tag.\n"
" * \n"
" * When this operation has completed, @callback will be called with\n"
" * @user_user data, and the operation can be finalized with \n"
" * g_file_replace_contents_finish().\n"
" * \n"
" * If @cancellable is not %NULL, then the operation can be cancelled by\n"
" * triggering the cancellable object from another thread. If the operation\n"
" * was cancelled, the error %G_IO_ERROR_CANCELLED will be returned. \n"
" * \n"
" * If @make_backup is %TRUE, this function will attempt to \n"
" * make a backup of @file.\n"
" **/\n";
path = tempnam ("/tmp", "g_file_replace_load_");
data->file = g_file_new_for_path (path);
g_assert (!g_file_query_exists (data->file, NULL));
data->loop = g_main_loop_new (NULL, FALSE);
g_file_replace_contents_async (data->file,
data->data,
strlen (data->data),
NULL,
FALSE,
0,
NULL,
replaced_cb,
data);
g_main_loop_run (data->loop);
g_main_loop_unref (data->loop);
g_object_unref (data->file);
g_free (data);
free (path);
}
int
main (int argc, char *argv[])
{
g_type_init ();
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/file/basic", test_basic);
g_test_add_func ("/file/parent", test_parent);
g_test_add_func ("/file/child", test_child);
g_test_add_func ("/file/type", test_type);
g_test_add_data_func ("/file/async-create-delete/0", GINT_TO_POINTER (0), test_create_delete);
g_test_add_data_func ("/file/async-create-delete/1", GINT_TO_POINTER (1), test_create_delete);
g_test_add_data_func ("/file/async-create-delete/10", GINT_TO_POINTER (10), test_create_delete);
g_test_add_data_func ("/file/async-create-delete/25", GINT_TO_POINTER (25), test_create_delete);
g_test_add_data_func ("/file/async-create-delete/4096", GINT_TO_POINTER (4096), test_create_delete);
g_test_add_func ("/file/replace-load", test_replace_load);
return g_test_run ();
}