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Improve signal test coverage
This commit is contained in:
Matthias Clasen
parent
a9abbb3192
commit
07168724d7
@ -74,6 +74,7 @@ static const GFlagsValue my_flag_values[] =
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static GType enum_type;
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static GType flags_type;
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static guint simple_id;
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typedef struct _Test Test;
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typedef struct _TestClass TestClass;
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@ -112,7 +113,7 @@ test_class_init (TestClass *klass)
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klass->all_types = all_types_handler;
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g_signal_new ("simple",
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simple_id = g_signal_new ("simple",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0,
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@ -839,6 +840,205 @@ test_destroy_target_object (void)
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g_object_unref (sender);
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}
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static gboolean
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hook_func (GSignalInvocationHint *ihint,
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guint n_params,
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const GValue *params,
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gpointer data)
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{
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gint *count = data;
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(*count)++;
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return TRUE;
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}
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static void
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test_emission_hook (void)
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{
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GObject *test1, *test2;
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gint count = 0;
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gulong hook;
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test1 = g_object_new (test_get_type (), NULL);
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test2 = g_object_new (test_get_type (), NULL);
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hook = g_signal_add_emission_hook (simple_id, 0, hook_func, &count, NULL);
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g_assert_cmpint (count, ==, 0);
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g_signal_emit_by_name (test1, "simple");
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g_assert_cmpint (count, ==, 1);
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g_signal_emit_by_name (test2, "simple");
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g_assert_cmpint (count, ==, 2);
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g_signal_remove_emission_hook (simple_id, hook);
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g_signal_emit_by_name (test1, "simple");
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g_assert_cmpint (count, ==, 2);
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}
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static gboolean
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in_set (const gchar *s,
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const gchar *set[])
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{
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gint i;
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for (i = 0; set[i]; i++)
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{
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if (g_strcmp0 (s, set[i]) == 0)
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return TRUE;
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}
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return FALSE;
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}
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static void
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test_introspection (void)
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{
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guint *ids;
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guint n_ids;
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const gchar *name;
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gint i;
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const gchar *names[] = {
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"simple",
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"generic-marshaller-1",
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"generic-marshaller-2",
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"generic-marshaller-enum-return-signed",
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"generic-marshaller-enum-return-unsigned",
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"generic-marshaller-int-return",
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"va-marshaller-int-return",
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"generic-marshaller-uint-return",
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"va-marshaller-uint-return",
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"variant-changed-no-slot",
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"variant-changed",
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"all-types",
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"all-types-va",
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"all-types-generic",
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"all-types-null",
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"all-types-empty",
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NULL
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};
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GSignalQuery query;
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ids = g_signal_list_ids (test_get_type (), &n_ids);
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g_assert_cmpuint (n_ids, ==, g_strv_length ((gchar**)names));
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for (i = 0; i < n_ids; i++)
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{
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name = g_signal_name (ids[i]);
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g_assert (in_set (name, names));
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}
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g_signal_query (simple_id, &query);
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g_assert_cmpuint (query.signal_id, ==, simple_id);
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g_assert_cmpstr (query.signal_name, ==, "simple");
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g_assert (query.itype == test_get_type ());
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g_assert (query.signal_flags == G_SIGNAL_RUN_LAST);
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g_assert (query.return_type == G_TYPE_NONE);
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g_assert_cmpuint (query.n_params, ==, 0);
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}
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static void
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test_handler (gpointer instance, gpointer data)
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{
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gint *count = data;
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(*count)++;
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}
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static void
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test_block_handler (void)
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{
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GObject *test1, *test2;
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gint count1 = 0;
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gint count2 = 0;
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gulong handler1, handler;
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test1 = g_object_new (test_get_type (), NULL);
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test2 = g_object_new (test_get_type (), NULL);
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handler1 = g_signal_connect (test1, "simple", G_CALLBACK (test_handler), &count1);
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g_signal_connect (test2, "simple", G_CALLBACK (test_handler), &count2);
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handler = g_signal_handler_find (test1, G_SIGNAL_MATCH_ID, simple_id, 0, NULL, NULL, NULL);
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g_assert (handler == handler1);
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g_assert_cmpint (count1, ==, 0);
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g_assert_cmpint (count2, ==, 0);
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g_signal_emit_by_name (test1, "simple");
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g_signal_emit_by_name (test2, "simple");
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g_assert_cmpint (count1, ==, 1);
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g_assert_cmpint (count2, ==, 1);
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g_signal_handler_block (test1, handler1);
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g_signal_emit_by_name (test1, "simple");
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g_signal_emit_by_name (test2, "simple");
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g_assert_cmpint (count1, ==, 1);
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g_assert_cmpint (count2, ==, 2);
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g_signal_handler_unblock (test1, handler1);
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g_signal_emit_by_name (test1, "simple");
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g_signal_emit_by_name (test2, "simple");
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g_assert_cmpint (count1, ==, 2);
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g_assert_cmpint (count2, ==, 3);
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g_assert_cmpuint (g_signal_handlers_block_matched (test1, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_block_handler, NULL), ==, 0);
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g_assert_cmpuint (g_signal_handlers_block_matched (test2, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_handler, NULL), ==, 1);
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g_signal_emit_by_name (test1, "simple");
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g_signal_emit_by_name (test2, "simple");
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g_assert_cmpint (count1, ==, 3);
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g_assert_cmpint (count2, ==, 3);
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g_signal_handlers_unblock_matched (test2, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_handler, NULL);
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g_object_unref (test1);
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g_object_unref (test2);
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}
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static void
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stop_emission (gpointer instance, gpointer data)
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{
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g_signal_stop_emission (instance, simple_id, 0);
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}
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static void
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stop_emission_by_name (gpointer instance, gpointer data)
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{
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g_signal_stop_emission_by_name (instance, "simple");
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}
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static void
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dont_reach (gpointer instance, gpointer data)
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{
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g_assert_not_reached ();
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}
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static void
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test_stop_emission (void)
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{
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GObject *test1;
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gulong handler;
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test1 = g_object_new (test_get_type (), NULL);
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handler = g_signal_connect (test1, "simple", G_CALLBACK (stop_emission), NULL);
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g_signal_connect_after (test1, "simple", G_CALLBACK (dont_reach), NULL);
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g_signal_emit_by_name (test1, "simple");
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g_signal_handler_disconnect (test1, handler);
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g_signal_connect (test1, "simple", G_CALLBACK (stop_emission_by_name), NULL);
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g_signal_emit_by_name (test1, "simple");
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g_object_unref (test1);
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}
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/* --- */
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int
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@ -857,6 +1057,10 @@ main (int argc,
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g_test_add_func ("/gobject/signals/generic-marshaller-int-return", test_generic_marshaller_signal_int_return);
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g_test_add_func ("/gobject/signals/generic-marshaller-uint-return", test_generic_marshaller_signal_uint_return);
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g_test_add_func ("/gobject/signals/connect", test_connect);
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g_test_add_func ("/gobject/signals/emission-hook", test_emission_hook);
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g_test_add_func ("/gobject/signals/introspection", test_introspection);
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g_test_add_func ("/gobject/signals/block-handler", test_block_handler);
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g_test_add_func ("/gobject/signals/stop-emission", test_stop_emission);
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return g_test_run ();
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}
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