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Remove unnecessary test tests/mainloop-test.c duplicated in glib/tests/mainloop.c
Related to issue #1434
This commit is contained in:
Emmanuel Fleury
parent
6399ff04c3
commit
b67de18f40
@ -1,442 +0,0 @@
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#undef G_DISABLE_ASSERT
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#undef G_LOG_DOMAIN
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#include <errno.h>
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#include <glib.h>
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#ifdef G_OS_UNIX
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#include <unistd.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#ifdef G_OS_WIN32
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#include <fcntl.h> /* For _O_BINARY used by pipe() macro */
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#include <io.h> /* for _pipe() */
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#define pipe(fds) _pipe(fds, 4096, _O_BINARY)
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#endif
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#define ITERS 10000
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#define INCREMENT 10
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#define NTHREADS 4
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#define NCRAWLERS 4
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#define CRAWLER_TIMEOUT_RANGE 40
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#define RECURSER_TIMEOUT 50
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/* The partial ordering between the context array mutex and
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* crawler array mutex is that the crawler array mutex cannot
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* be locked while the context array mutex is locked
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*/
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GPtrArray *context_array;
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GMutex context_array_mutex;
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GCond context_array_cond;
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GMainLoop *main_loop;
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G_LOCK_DEFINE_STATIC (crawler_array_lock);
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GPtrArray *crawler_array;
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typedef struct _AddrData AddrData;
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typedef struct _TestData TestData;
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struct _AddrData
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{
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GMainLoop *loop;
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GIOChannel *dest;
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gint count;
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};
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struct _TestData
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{
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gint current_val;
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gint iters;
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GIOChannel *in;
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};
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static void cleanup_crawlers (GMainContext *context);
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static gboolean
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read_all (GIOChannel *channel, char *buf, gsize len)
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{
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gsize bytes_read = 0;
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gsize count;
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GIOError err;
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while (bytes_read < len)
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{
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err = g_io_channel_read (channel, buf + bytes_read, len - bytes_read, &count);
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if (err)
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{
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if (err != G_IO_ERROR_AGAIN)
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return FALSE;
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}
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else if (count == 0)
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return FALSE;
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bytes_read += count;
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}
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return TRUE;
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}
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static gboolean
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write_all (GIOChannel *channel, char *buf, gsize len)
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{
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gsize bytes_written = 0;
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gsize count;
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GIOError err;
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while (bytes_written < len)
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{
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err = g_io_channel_write (channel, buf + bytes_written, len - bytes_written, &count);
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if (err && err != G_IO_ERROR_AGAIN)
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return FALSE;
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bytes_written += count;
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}
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return TRUE;
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}
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static gboolean
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adder_callback (GIOChannel *source,
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GIOCondition condition,
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gpointer data)
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{
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char buf1[32];
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char buf2[32];
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char result[32] = { 0, };
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AddrData *addr_data = data;
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if (!read_all (source, buf1, 32) ||
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!read_all (source, buf2, 32))
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{
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g_main_loop_quit (addr_data->loop);
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return FALSE;
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}
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sprintf (result, "%d", atoi(buf1) + atoi(buf2));
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write_all (addr_data->dest, result, 32);
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return TRUE;
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}
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static gboolean
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timeout_callback (gpointer data)
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{
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AddrData *addr_data = data;
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addr_data->count++;
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return TRUE;
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}
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static gpointer
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adder_thread (gpointer data)
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{
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GMainContext *context;
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GSource *adder_source;
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GSource *timeout_source;
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GIOChannel **channels = data;
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AddrData addr_data;
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context = g_main_context_new ();
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g_mutex_lock (&context_array_mutex);
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g_ptr_array_add (context_array, context);
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if (context_array->len == NTHREADS)
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g_cond_broadcast (&context_array_cond);
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g_mutex_unlock (&context_array_mutex);
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addr_data.dest = channels[1];
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addr_data.loop = g_main_loop_new (context, FALSE);
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addr_data.count = 0;
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adder_source = g_io_create_watch (channels[0], G_IO_IN | G_IO_HUP);
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g_source_set_static_name (adder_source, "Adder I/O");
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g_source_set_callback (adder_source, (GSourceFunc)adder_callback, &addr_data, NULL);
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g_source_attach (adder_source, context);
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g_source_unref (adder_source);
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timeout_source = g_timeout_source_new (10);
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g_source_set_static_name (timeout_source, "Adder timeout");
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g_source_set_callback (timeout_source, (GSourceFunc)timeout_callback, &addr_data, NULL);
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g_source_set_priority (timeout_source, G_PRIORITY_HIGH);
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g_source_attach (timeout_source, context);
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g_source_unref (timeout_source);
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g_main_loop_run (addr_data.loop);
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g_io_channel_unref (channels[0]);
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g_io_channel_unref (channels[1]);
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g_free (channels);
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g_main_loop_unref (addr_data.loop);
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#ifdef VERBOSE
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g_print ("Timeout run %d times\n", addr_data.count);
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#endif
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g_mutex_lock (&context_array_mutex);
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g_ptr_array_remove (context_array, context);
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if (context_array->len == 0)
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g_main_loop_quit (main_loop);
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g_mutex_unlock (&context_array_mutex);
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cleanup_crawlers (context);
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g_main_context_unref (context);
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return NULL;
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}
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static void
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io_pipe (GIOChannel **channels)
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{
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gint fds[2];
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if (pipe(fds) < 0)
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{
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int errsv = errno;
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g_warning ("Cannot create pipe %s", g_strerror (errsv));
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exit (1);
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}
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channels[0] = g_io_channel_unix_new (fds[0]);
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channels[1] = g_io_channel_unix_new (fds[1]);
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g_io_channel_set_close_on_unref (channels[0], TRUE);
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g_io_channel_set_close_on_unref (channels[1], TRUE);
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}
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static void
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do_add (GIOChannel *in, gint a, gint b)
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{
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char buf1[32] = { 0, };
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char buf2[32] = { 0, };
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sprintf (buf1, "%d", a);
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sprintf (buf2, "%d", b);
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write_all (in, buf1, 32);
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write_all (in, buf2, 32);
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}
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static gboolean
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adder_response (GIOChannel *source,
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GIOCondition condition,
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gpointer data)
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{
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char result[32];
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TestData *test_data = data;
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if (!read_all (source, result, 32))
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return FALSE;
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test_data->current_val = atoi (result);
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test_data->iters--;
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if (test_data->iters == 0)
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{
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if (test_data->current_val != ITERS * INCREMENT)
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{
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g_print ("Addition failed: %d != %d\n",
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test_data->current_val, ITERS * INCREMENT);
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exit (1);
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}
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g_io_channel_unref (source);
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g_io_channel_unref (test_data->in);
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g_free (test_data);
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return FALSE;
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}
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do_add (test_data->in, test_data->current_val, INCREMENT);
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return TRUE;
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}
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static GThread *
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create_adder_thread (void)
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{
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GThread *thread;
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TestData *test_data;
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GIOChannel *in_channels[2];
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GIOChannel *out_channels[2];
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GIOChannel **sub_channels;
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sub_channels = g_new (GIOChannel *, 2);
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io_pipe (in_channels);
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io_pipe (out_channels);
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sub_channels[0] = in_channels[0];
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sub_channels[1] = out_channels[1];
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thread = g_thread_new ("adder", adder_thread, sub_channels);
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test_data = g_new (TestData, 1);
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test_data->in = in_channels[1];
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test_data->current_val = 0;
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test_data->iters = ITERS;
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g_io_add_watch (out_channels[0], G_IO_IN | G_IO_HUP,
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adder_response, test_data);
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do_add (test_data->in, test_data->current_val, INCREMENT);
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return thread;
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}
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static void create_crawler (void);
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static void
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remove_crawler (void)
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{
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GSource *other_source;
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if (crawler_array->len > 0)
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{
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other_source = crawler_array->pdata[g_random_int_range (0, crawler_array->len)];
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g_source_destroy (other_source);
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g_assert (g_ptr_array_remove_fast (crawler_array, other_source));
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}
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}
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static gint
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crawler_callback (gpointer data)
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{
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GSource *source = data;
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G_LOCK (crawler_array_lock);
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if (!g_ptr_array_remove_fast (crawler_array, source))
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remove_crawler();
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remove_crawler();
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G_UNLOCK (crawler_array_lock);
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create_crawler();
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create_crawler();
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return FALSE;
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}
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static void
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create_crawler (void)
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{
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GSource *source = g_timeout_source_new (g_random_int_range (0, CRAWLER_TIMEOUT_RANGE));
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g_source_set_static_name (source, "Crawler timeout");
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g_source_set_callback (source, (GSourceFunc)crawler_callback, source, NULL);
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G_LOCK (crawler_array_lock);
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g_ptr_array_add (crawler_array, source);
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g_mutex_lock (&context_array_mutex);
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g_source_attach (source, context_array->pdata[g_random_int_range (0, context_array->len)]);
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g_source_unref (source);
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g_mutex_unlock (&context_array_mutex);
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G_UNLOCK (crawler_array_lock);
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}
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static void
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cleanup_crawlers (GMainContext *context)
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{
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guint i;
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G_LOCK (crawler_array_lock);
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for (i = 0; i < crawler_array->len; i++)
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{
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if (g_source_get_context (crawler_array->pdata[i]) == context)
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{
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g_source_destroy (g_ptr_array_remove_index (crawler_array, i));
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i--;
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}
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}
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G_UNLOCK (crawler_array_lock);
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}
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static gboolean
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recurser_idle (gpointer data)
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{
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GMainContext *context = data;
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gint i;
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for (i = 0; i < 10; i++)
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g_main_context_iteration (context, FALSE);
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return FALSE;
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}
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static gboolean
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recurser_start (gpointer data)
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{
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GMainContext *context;
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GSource *source;
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g_mutex_lock (&context_array_mutex);
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if (context_array->len > 0)
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{
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context = context_array->pdata[g_random_int_range (0, context_array->len)];
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source = g_idle_source_new ();
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g_source_set_static_name (source, "Recursing idle source");
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g_source_set_callback (source, recurser_idle, context, NULL);
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g_source_attach (source, context);
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g_source_unref (source);
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}
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g_mutex_unlock (&context_array_mutex);
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return TRUE;
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}
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int
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main (int argc,
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char *argv[])
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{
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gint i;
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GThread *threads[NTHREADS];
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context_array = g_ptr_array_new ();
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crawler_array = g_ptr_array_new ();
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main_loop = g_main_loop_new (NULL, FALSE);
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for (i = 0; i < NTHREADS; i++)
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threads[i] = create_adder_thread ();
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/* Wait for all threads to start
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*/
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g_mutex_lock (&context_array_mutex);
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while (context_array->len < NTHREADS)
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g_cond_wait (&context_array_cond, &context_array_mutex);
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g_mutex_unlock (&context_array_mutex);
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for (i = 0; i < NCRAWLERS; i++)
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create_crawler ();
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g_timeout_add (RECURSER_TIMEOUT, recurser_start, NULL);
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g_main_loop_run (main_loop);
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g_main_loop_unref (main_loop);
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for (i = 0; i < NTHREADS; i++)
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g_thread_join (threads[i]);
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g_ptr_array_unref (crawler_array);
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g_ptr_array_unref (context_array);
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return 0;
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}
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@ -17,7 +17,6 @@ subdir('refcount')
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tests = {
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'gio-test' : {},
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'mainloop-test' : {},
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'mapping-test' : {},
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'slice-threadinit' : {
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'dependencies' : [libgthread_dep],
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