glib/gio/tests/buffered-output-stream.c
2010-07-30 19:51:21 -04:00

127 lines
4.0 KiB
C

#include <gio/gio.h>
static void
test_write (void)
{
GOutputStream *base;
GOutputStream *out;
GError *error;
const gchar buffer[] = "abcdefghijklmnopqrstuvwxyz";
base = g_memory_output_stream_new (g_malloc0 (20), 20, g_realloc, g_free);
out = g_buffered_output_stream_new (base);
g_assert_cmpint (g_buffered_output_stream_get_buffer_size (G_BUFFERED_OUTPUT_STREAM (out)), ==, 4096);
g_assert (!g_buffered_output_stream_get_auto_grow (G_BUFFERED_OUTPUT_STREAM (out)));
g_buffered_output_stream_set_buffer_size (G_BUFFERED_OUTPUT_STREAM (out), 16);
g_assert_cmpint (g_buffered_output_stream_get_buffer_size (G_BUFFERED_OUTPUT_STREAM (out)), ==, 16);
error = NULL;
g_assert_cmpint (g_output_stream_write (out, buffer, 10, NULL, &error), ==, 10);
g_assert_no_error (error);
g_assert_cmpint (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (base)), ==, 0);
g_assert_cmpint (g_output_stream_write (out, buffer + 10, 10, NULL, &error), ==, 6);
g_assert_no_error (error);
g_assert_cmpint (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (base)), ==, 0);
g_assert (g_output_stream_flush (out, NULL, &error));
g_assert_no_error (error);
g_assert_cmpint (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (base)), ==, 16);
g_assert_cmpstr (g_memory_output_stream_get_data (G_MEMORY_OUTPUT_STREAM (base)), ==, "abcdefghijklmnop");
g_object_unref (out);
g_object_unref (base);
}
static void
test_grow (void)
{
GOutputStream *base;
GOutputStream *out;
GError *error;
const gchar buffer[] = "abcdefghijklmnopqrstuvwxyz";
gint size;
gboolean grow;
base = g_memory_output_stream_new (g_malloc0 (30), 30, g_realloc, g_free);
out = g_buffered_output_stream_new_sized (base, 16);
g_buffered_output_stream_set_auto_grow (G_BUFFERED_OUTPUT_STREAM (out), TRUE);
g_object_get (out, "buffer-size", &size, "auto-grow", &grow, NULL);
g_assert_cmpint (size, ==, 16);
g_assert (grow);
error = NULL;
g_assert_cmpint (g_output_stream_write (out, buffer, 10, NULL, &error), ==, 10);
g_assert_no_error (error);
g_assert_cmpint (g_buffered_output_stream_get_buffer_size (G_BUFFERED_OUTPUT_STREAM (out)), ==, 16);
g_assert_cmpint (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (base)), ==, 0);
g_assert_cmpint (g_output_stream_write (out, buffer + 10, 10, NULL, &error), ==, 10);
g_assert_no_error (error);
g_assert_cmpint (g_buffered_output_stream_get_buffer_size (G_BUFFERED_OUTPUT_STREAM (out)), >=, 20);
g_assert_cmpint (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (base)), ==, 0);
g_assert (g_output_stream_flush (out, NULL, &error));
g_assert_no_error (error);
g_assert_cmpstr (g_memory_output_stream_get_data (G_MEMORY_OUTPUT_STREAM (base)), ==, "abcdefghijklmnopqrst");
g_object_unref (out);
g_object_unref (base);
}
static void
test_close (void)
{
GOutputStream *base;
GOutputStream *out;
GError *error;
base = g_memory_output_stream_new (g_malloc0 (30), 30, g_realloc, g_free);
out = g_buffered_output_stream_new (base);
g_assert (g_filter_output_stream_get_close_base_stream (G_FILTER_OUTPUT_STREAM (out)));
error = NULL;
g_assert (g_output_stream_close (out, NULL, &error));
g_assert_no_error (error);
g_assert (g_output_stream_is_closed (base));
g_object_unref (out);
g_object_unref (base);
base = g_memory_output_stream_new (g_malloc0 (30), 30, g_realloc, g_free);
out = g_buffered_output_stream_new (base);
g_filter_output_stream_set_close_base_stream (G_FILTER_OUTPUT_STREAM (out), FALSE);
error = NULL;
g_assert (g_output_stream_close (out, NULL, &error));
g_assert_no_error (error);
g_assert (!g_output_stream_is_closed (base));
g_object_unref (out);
g_object_unref (base);
}
int
main (int argc, char *argv[])
{
g_type_init ();
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/buffered-output-stream/write", test_write);
g_test_add_func ("/buffered-output-stream/grow", test_grow);
g_test_add_func ("/filter-output-stream/close", test_close);
return g_test_run ();
}