[gtk+] Add some AtkText tests

[Matthias Clasen <matthiasc src gnome org>]

commit ec7c50ef0075a6993d8e7cb94cfc141c01938b48
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Jun 23 13:07:50 2011 -0400

    Add some AtkText tests
    
    These unfortunately all fail really miserably, currently.

 tests/a11y/Makefile.am |   27 ++-----
 tests/a11y/text.c      |  196 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 205 insertions(+), 18 deletions(-)
---
diff --git a/tests/a11y/Makefile.am b/tests/a11y/Makefile.am
index b5133fc..6288d10 100644
--- a/tests/a11y/Makefile.am
+++ b/tests/a11y/Makefile.am
@@ -1,10 +1,8 @@
 include $(top_srcdir)/Makefile.decl
 
-TEST_PROGS += accessibility-dump
-
 check_PROGRAMS = $(TEST_PROGS)
 
-accessibility_dump_CFLAGS = \
+CFLAGS = \
 	-I$(top_srcdir)                 \
 	-I$(top_builddir)/gdk           \
 	-I$(top_srcdir)/gdk             \
@@ -13,33 +11,26 @@ accessibility_dump_CFLAGS = \
 	$(GTK_DEBUG_FLAGS)              \
 	$(GTK_DEP_CFLAGS)
 
-accessibility_dump_LDADD = \
+LDADD = \
 	$(top_builddir)/gdk/libgdk-3.la \
 	$(top_builddir)/gtk/libgtk-3.la \
 	$(GTK_DEP_LIBS)
 
+TEST_PROGS += accessibility-dump
+
 accessibility_dump_SOURCES = \
 	accessibility-dump.c
 
 TEST_PROGS += tree-performance
 
-tree_performance_CFLAGS = \
-	-I$(top_srcdir)                 \
-	-I$(top_builddir)/gdk           \
-	-I$(top_srcdir)/gdk             \
-	-DGDK_DISABLE_DEPRECATED        \
-	-DGTK_DISABLE_DEPRECATED        \
-	$(GTK_DEBUG_FLAGS)              \
-	$(GTK_DEP_CFLAGS)
-
-tree_performance_LDADD = \
-	$(top_builddir)/gdk/libgdk-3.la \
-	$(top_builddir)/gtk/libgtk-3.la \
-	$(GTK_DEP_LIBS)
-
 tree_performance_SOURCES = \
 	tree-performance.c
 
+TEST_PROGS += text
+
+text_SOURCES = \
+	text.c
+
 EXTRA_DIST += \
 	hello-world.ui hello-world.txt \
 	mnemonic.ui mnemonic.txt \
diff --git a/tests/a11y/text.c b/tests/a11y/text.c
new file mode 100644
index 0000000..0b4fcd4
--- /dev/null
+++ b/tests/a11y/text.c
@@ -0,0 +1,196 @@
+/*
+ * Copyright (C) 2011 Red Hat Inc.
+ *
+ * Author:
+ *      Matthias Clasen <mclasen redhat com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <gtk/gtk.h>
+
+typedef struct {
+  gint count;
+  gint position;
+  gint length;
+} SignalData;
+
+static void
+text_deleted (AtkText *atk_text, gint position, gint length, SignalData *data)
+{
+  data->count++;
+  data->position = position;
+  data->length = length;
+}
+
+static void
+text_inserted (AtkText *atk_text, gint position, gint length, SignalData *data)
+{
+  data->count++;
+  data->position = position;
+  data->length = length;
+}
+
+static void
+set_text (GtkWidget   *widget,
+          const gchar *text)
+{
+  if (GTK_IS_LABEL (widget))
+    gtk_label_set_text (GTK_LABEL (widget), text);
+  else if (GTK_IS_ENTRY (widget))
+    gtk_entry_set_text (GTK_ENTRY (widget), text);
+  else if (GTK_IS_TEXT_VIEW (widget))
+    gtk_text_buffer_set_text (gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)), text, -1);
+  else
+    g_assert_not_reached ();
+}
+
+static void
+test_text_changed (GtkWidget *widget)
+{
+  AtkText *atk_text;
+  const gchar *text = "Text goes here";
+  SignalData delete_data;
+  SignalData insert_data;
+
+  atk_text = ATK_TEXT (gtk_widget_get_accessible (widget));
+
+  delete_data.count = 0;
+  insert_data.count = 0;
+
+  g_signal_connect (atk_text, "text_changed::delete",
+                    G_CALLBACK (text_deleted), &delete_data);
+  g_signal_connect (atk_text, "text_changed::insert",
+                    G_CALLBACK (text_inserted), &insert_data);
+
+  set_text (widget, text);
+
+  g_assert_cmpint (delete_data.count, >, 0);
+  g_assert_cmpint (delete_data.position, ==, 0);
+  g_assert_cmpint (delete_data.length, ==, -1);
+
+  g_assert_cmpint (insert_data.count, >, 0);
+  g_assert_cmpint (insert_data.position, ==, 0);
+  g_assert_cmpint (insert_data.length, ==, -1);
+
+  g_signal_handlers_disconnect_by_func (atk_text, G_CALLBACK (text_deleted), &delete_data);
+  g_signal_handlers_disconnect_by_func (atk_text, G_CALLBACK (text_inserted), &insert_data);
+}
+
+typedef struct {
+  gint offset;
+  AtkTextBoundary boundary;
+  const gchar *word;
+  gint start;
+  gint end;
+} Word;
+
+static void
+test_words (GtkWidget *widget)
+{
+  AtkText *atk_text;
+  const gchar *text = "This is a medium-size test string, including some \303\204\303\226\303\234 and 123 for good measure.";
+  const gchar *expected_words[] = {
+    "This ",
+    "is ",
+    "a ",
+    "medium-",
+    "size ",
+    "test ",
+    "string, ",
+    "including ",
+    "some ",
+    "\303\204\303\226\303\234 ",
+    "and ",
+    "123 ",
+    "for ",
+    "good ",
+    "measure.",
+    NULL
+  };
+  gint start, end;
+  gchar *word;
+  gchar *last_word;
+  gint offset;
+  gint i;
+
+  atk_text = ATK_TEXT (gtk_widget_get_accessible (widget));
+
+  set_text (widget, text);
+
+  last_word = NULL;
+  i = 0;
+  for (offset = 0; offset < g_utf8_strlen (text, -1); offset++)
+    {
+      word = atk_text_get_text_at_offset (atk_text,
+                                          offset,
+                                          ATK_TEXT_BOUNDARY_WORD_START,
+                                          &start, &end);
+      if (g_strcmp0 (last_word, word) != 0)
+        {
+          g_assert_cmpstr (word, ==, expected_words[i]);
+          g_free (last_word);
+          last_word = word;
+          i++;
+        }
+    }
+  g_free (last_word);
+  g_assert (expected_words[i] == 0);
+}
+
+static void
+setup_test (GtkWidget *widget)
+{
+  set_text (widget, "");
+}
+
+static void
+add_text_test (const gchar      *prefix,
+               GTestFixtureFunc  test_func,
+               GtkWidget        *widget)
+{
+  gchar *path;
+
+  path = g_strdup_printf ("%s/%s", prefix, G_OBJECT_TYPE_NAME (widget));
+  g_test_add_vtable (path,
+                     0,
+                     g_object_ref (widget),
+                     (GTestFixtureFunc) setup_test,
+                     (GTestFixtureFunc) test_func,
+                     (GTestFixtureFunc) g_object_unref);
+  g_free (path);
+}
+
+static void
+add_text_tests (GtkWidget *widget)
+{
+  g_object_ref_sink (widget);
+  add_text_test ("/text/words", (GTestFixtureFunc) test_words, widget);
+  add_text_test ("/text/changed", (GTestFixtureFunc) test_text_changed, widget);
+  g_object_unref (widget);
+}
+
+int
+main (int argc, char *argv[])
+{
+  gtk_test_init (&argc, &argv, NULL);
+
+  add_text_tests (gtk_text_view_new ());
+  add_text_tests (gtk_entry_new ());
+  add_text_tests (gtk_label_new (""));
+
+  return g_test_run ();
+}