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glib/gio/tests/filter-streams.c
Sébastien Wilmet d9a44b66af gio/tests/: LGPLv2+ -> LGPLv2.1+ 
A lot of tests in gio/tests/ don't have a license header.

https://bugzilla.gnome.org/show_bug.cgi?id=776504
2017-05-29 19:53:34 +02:00

393 lines
12 KiB
C
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/*
* Copyright © 2009 Codethink Limited
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* See the included COPYING file for more information.
*
* Author: Ryan Lortie <desrt@desrt.ca>
*/
#include <string.h>
#include <glib/glib.h>
#include <gio/gio.h>
/* GFilterInputStream and GFilterOutputStream are abstract, so define
* minimal subclasses for testing. (This used to use
* GBufferedInputStream and GBufferedOutputStream, but those have
* their own test program, and they override some methods, meaning the
* core filter stream functionality wasn't getting fully tested.)
*/
GType test_filter_input_stream_get_type (void);
GType test_filter_output_stream_get_type (void);
#define TEST_TYPE_FILTER_INPUT_STREAM (test_filter_input_stream_get_type ())
#define TEST_FILTER_INPUT_STREAM(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), TEST_TYPE_FILTER_INPUT_STREAM, TestFilterInputStream))
#define TEST_TYPE_FILTER_OUTPUT_STREAM (test_filter_output_stream_get_type ())
#define TEST_FILTER_OUTPUT_STREAM(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), TEST_TYPE_FILTER_OUTPUT_STREAM, TestFilterOutputStream))
typedef GFilterInputStream TestFilterInputStream;
typedef GFilterInputStreamClass TestFilterInputStreamClass;
typedef GFilterOutputStream TestFilterOutputStream;
typedef GFilterOutputStreamClass TestFilterOutputStreamClass;
G_DEFINE_TYPE (TestFilterInputStream, test_filter_input_stream, G_TYPE_FILTER_INPUT_STREAM)
G_DEFINE_TYPE (TestFilterOutputStream, test_filter_output_stream, G_TYPE_FILTER_OUTPUT_STREAM)
static void
test_filter_input_stream_init (TestFilterInputStream *stream)
{
}
static void
test_filter_input_stream_class_init (TestFilterInputStreamClass *klass)
{
}
static void
test_filter_output_stream_init (TestFilterOutputStream *stream)
{
}
static void
test_filter_output_stream_class_init (TestFilterOutputStreamClass *klass)
{
}
/* Now the tests */
static void
test_input_filter (void)
{
GInputStream *base, *f1, *f2, *s;
gboolean close_base;
gchar buf[1024];
GError *error = NULL;
g_test_bug ("568394");
base = g_memory_input_stream_new_from_data ("abcdefghijk", -1, NULL);
f1 = g_object_new (TEST_TYPE_FILTER_INPUT_STREAM,
"base-stream", base,
"close-base-stream", FALSE,
NULL);
f2 = g_object_new (TEST_TYPE_FILTER_INPUT_STREAM,
"base-stream", base,
NULL);
g_assert (g_filter_input_stream_get_base_stream (G_FILTER_INPUT_STREAM (f1)) == base);
g_assert (g_filter_input_stream_get_base_stream (G_FILTER_INPUT_STREAM (f2)) == base);
g_assert (!g_input_stream_is_closed (base));
g_assert (!g_input_stream_is_closed (f1));
g_assert (!g_input_stream_is_closed (f2));
g_object_get (f1,
"close-base-stream", &close_base,
"base-stream", &s,
NULL);
g_assert (!close_base);
g_assert (s == base);
g_object_unref (s);
g_object_unref (f1);
g_assert (!g_input_stream_is_closed (base));
g_assert (!g_input_stream_is_closed (f2));
g_input_stream_skip (f2, 3, NULL, &error);
g_assert_no_error (error);
memset (buf, 0, 1024);
g_input_stream_read_all (f2, buf, 1024, NULL, NULL, &error);
g_assert_no_error (error);
g_assert_cmpstr (buf, ==, "defghijk");
g_object_unref (f2);
g_assert (g_input_stream_is_closed (base));
g_object_unref (base);
}
static void
test_output_filter (void)
{
GOutputStream *base, *f1, *f2;
base = g_memory_output_stream_new (NULL, 0, g_realloc, g_free);
f1 = g_object_new (TEST_TYPE_FILTER_OUTPUT_STREAM,
"base-stream", base,
"close-base-stream", FALSE,
NULL);
f2 = g_object_new (TEST_TYPE_FILTER_OUTPUT_STREAM,
"base-stream", base,
NULL);
g_assert (g_filter_output_stream_get_base_stream (G_FILTER_OUTPUT_STREAM (f1)) == base);
g_assert (g_filter_output_stream_get_base_stream (G_FILTER_OUTPUT_STREAM (f2)) == base);
g_assert (!g_output_stream_is_closed (base));
g_assert (!g_output_stream_is_closed (f1));
g_assert (!g_output_stream_is_closed (f2));
g_object_unref (f1);
g_assert (!g_output_stream_is_closed (base));
g_assert (!g_output_stream_is_closed (f2));
g_object_unref (f2);
g_assert (g_output_stream_is_closed (base));
g_object_unref (base);
}
gpointer expected_obj;
gpointer expected_data;
gboolean callback_happened;
GMainLoop *loop;
static void
return_result_cb (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
GAsyncResult **ret = user_data;
*ret = g_object_ref (result);
g_main_loop_quit (loop);
}
static void
in_cb (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
GError *error = NULL;
g_assert (object == expected_obj);
g_assert (user_data == expected_data);
g_assert (callback_happened == FALSE);
g_input_stream_close_finish (expected_obj, result, &error);
g_assert (error == NULL);
callback_happened = TRUE;
g_main_loop_quit (loop);
}
static void
test_input_async (void)
{
GInputStream *base, *f1, *f2;
char buf[20];
GAsyncResult *result = NULL;
GError *error = NULL;
loop = g_main_loop_new (NULL, FALSE);
base = g_memory_input_stream_new_from_data ("abcdefghijklmnopqrstuvwxyz", -1, NULL);
f1 = g_object_new (TEST_TYPE_FILTER_INPUT_STREAM,
"base-stream", base,
"close-base-stream", FALSE,
NULL);
f2 = g_object_new (TEST_TYPE_FILTER_INPUT_STREAM,
"base-stream", base,
NULL);
g_assert (g_filter_input_stream_get_base_stream (G_FILTER_INPUT_STREAM (f1)) == base);
g_assert (g_filter_input_stream_get_base_stream (G_FILTER_INPUT_STREAM (f2)) == base);
memset (buf, 0, sizeof (buf));
g_input_stream_read_async (f1, buf, 10, G_PRIORITY_DEFAULT,
NULL, return_result_cb, &result);
g_main_loop_run (loop);
g_assert_cmpint (g_input_stream_read_finish (f1, result, &error), ==, 10);
g_assert_cmpstr (buf, ==, "abcdefghij");
g_assert_no_error (error);
g_clear_object (&result);
g_assert_cmpint (g_seekable_tell (G_SEEKABLE (base)), ==, 10);
g_input_stream_skip_async (f2, 10, G_PRIORITY_DEFAULT,
NULL, return_result_cb, &result);
g_main_loop_run (loop);
g_assert_cmpint (g_input_stream_skip_finish (f2, result, &error), ==, 10);
g_assert_no_error (error);
g_clear_object (&result);
g_assert_cmpint (g_seekable_tell (G_SEEKABLE (base)), ==, 20);
memset (buf, 0, sizeof (buf));
g_input_stream_read_async (f1, buf, 10, G_PRIORITY_DEFAULT,
NULL, return_result_cb, &result);
g_main_loop_run (loop);
g_assert_cmpint (g_input_stream_read_finish (f1, result, &error), ==, 6);
g_assert_cmpstr (buf, ==, "uvwxyz");
g_assert_no_error (error);
g_clear_object (&result);
g_assert_cmpint (g_seekable_tell (G_SEEKABLE (base)), ==, 26);
g_assert (!g_input_stream_is_closed (base));
g_assert (!g_input_stream_is_closed (f1));
g_assert (!g_input_stream_is_closed (f2));
expected_obj = f1;
expected_data = g_malloc (20);
callback_happened = FALSE;
g_input_stream_close_async (f1, 0, NULL, in_cb, expected_data);
g_assert (callback_happened == FALSE);
g_main_loop_run (loop);
g_assert (callback_happened == TRUE);
g_assert (!g_input_stream_is_closed (base));
g_assert (!g_input_stream_is_closed (f2));
g_free (expected_data);
g_object_unref (f1);
g_assert (!g_input_stream_is_closed (base));
g_assert (!g_input_stream_is_closed (f2));
expected_obj = f2;
expected_data = g_malloc (20);
callback_happened = FALSE;
g_input_stream_close_async (f2, 0, NULL, in_cb, expected_data);
g_assert (callback_happened == FALSE);
g_main_loop_run (loop);
g_assert (callback_happened == TRUE);
g_assert (g_input_stream_is_closed (base));
g_assert (g_input_stream_is_closed (f2));
g_free (expected_data);
g_object_unref (f2);
g_assert (g_input_stream_is_closed (base));
g_object_unref (base);
g_main_loop_unref (loop);
}
static void
out_cb (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
GError *error = NULL;
g_assert (object == expected_obj);
g_assert (user_data == expected_data);
g_assert (callback_happened == FALSE);
g_output_stream_close_finish (expected_obj, result, &error);
g_assert (error == NULL);
callback_happened = TRUE;
g_main_loop_quit (loop);
}
static void
test_output_async (void)
{
GOutputStream *base, *f1, *f2;
GAsyncResult *result = NULL;
GError *error = NULL;
loop = g_main_loop_new (NULL, FALSE);
base = g_memory_output_stream_new (NULL, 0, g_realloc, g_free);
f1 = g_object_new (TEST_TYPE_FILTER_OUTPUT_STREAM,
"base-stream", base,
"close-base-stream", FALSE,
NULL);
f2 = g_object_new (TEST_TYPE_FILTER_OUTPUT_STREAM,
"base-stream", base,
NULL);
g_assert (g_filter_output_stream_get_base_stream (G_FILTER_OUTPUT_STREAM (f1)) == base);
g_assert (g_filter_output_stream_get_base_stream (G_FILTER_OUTPUT_STREAM (f2)) == base);
g_output_stream_write_async (f1, "abcdefghijklm", 13, G_PRIORITY_DEFAULT,
NULL, return_result_cb, &result);
g_main_loop_run (loop);
g_assert_cmpint (g_output_stream_write_finish (f1, result, &error), ==, 13);
g_assert_no_error (error);
g_clear_object (&result);
g_assert_cmpint (g_seekable_tell (G_SEEKABLE (base)), ==, 13);
g_output_stream_write_async (f2, "nopqrstuvwxyz", 13, G_PRIORITY_DEFAULT,
NULL, return_result_cb, &result);
g_main_loop_run (loop);
g_assert_cmpint (g_output_stream_write_finish (f2, result, &error), ==, 13);
g_assert_no_error (error);
g_clear_object (&result);
g_assert_cmpint (g_seekable_tell (G_SEEKABLE (base)), ==, 26);
g_assert_cmpint (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (base)), ==, 26);
g_output_stream_write (base, "\0", 1, NULL, &error);
g_assert_no_error (error);
g_assert_cmpstr (g_memory_output_stream_get_data (G_MEMORY_OUTPUT_STREAM (base)), ==, "abcdefghijklmnopqrstuvwxyz");
g_assert (!g_output_stream_is_closed (base));
g_assert (!g_output_stream_is_closed (f1));
g_assert (!g_output_stream_is_closed (f2));
expected_obj = f1;
expected_data = g_malloc (20);
callback_happened = FALSE;
g_output_stream_close_async (f1, 0, NULL, out_cb, expected_data);
g_assert (callback_happened == FALSE);
g_main_loop_run (loop);
g_assert (callback_happened == TRUE);
g_assert (!g_output_stream_is_closed (base));
g_assert (!g_output_stream_is_closed (f2));
g_free (expected_data);
g_object_unref (f1);
g_assert (!g_output_stream_is_closed (base));
g_assert (!g_output_stream_is_closed (f2));
expected_obj = f2;
expected_data = g_malloc (20);
callback_happened = FALSE;
g_output_stream_close_async (f2, 0, NULL, out_cb, expected_data);
g_assert (callback_happened == FALSE);
g_main_loop_run (loop);
g_assert (callback_happened == TRUE);
g_assert (g_output_stream_is_closed (base));
g_assert (g_output_stream_is_closed (f2));
g_free (expected_data);
g_object_unref (f2);
g_assert (g_output_stream_is_closed (base));
g_object_unref (base);
g_main_loop_unref (loop);
}
int
main (int argc, char **argv)
{
g_test_init (&argc, &argv, NULL);
g_test_bug_base ("http://bugzilla.gnome.org/");
g_test_add_func ("/filter-stream/input", test_input_filter);
g_test_add_func ("/filter-stream/output", test_output_filter);
g_test_add_func ("/filter-stream/async-input", test_input_async);
g_test_add_func ("/filter-stream/async-output", test_output_async);
return g_test_run();
}
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