[glom] Added test_document_load_translations

[Murray Cumming <murrayc src gnome org>]

commit c3a0ef6999d17120cf002f1175c0e3f716d8a707
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Dec 2 21:53:08 2011 +0100

    Added test_document_load_translations
    
    * tests/test_document_load_translations.cc: Test some translated
    titles.

 ChangeLog                                |    7 ++
 Makefile_tests.am                        |    6 +
 examples/example_film_manager.glom       |    8 ++
 glom/libglom/document/document.cc        |    2 +-
 tests/test_document_load_translations.cc |  170 ++++++++++++++++++++++++++++++
 5 files changed, 192 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index f033354..ec62df9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2011-12-02  Murray Cumming  <murrayc murrayc com>
 
+	Added test_document_load_translations
+
+	* tests/test_document_load_translations.cc: Test some translated 
+	titles.
+
+2011-12-02  Murray Cumming  <murrayc murrayc com>
+
 	DbUtils::recreate_database_from_document(): Set table privileges too.
 
 	* glom/libglom/db_utils.cc: recreate_database_from_document():
diff --git a/Makefile_tests.am b/Makefile_tests.am
index ca2691f..aef30d9 100644
--- a/Makefile_tests.am
+++ b/Makefile_tests.am
@@ -24,6 +24,7 @@ check_PROGRAMS =						\
 	glom/libglom/test_sharedptr_layoutitem		\
 	tests/test_document_load			\
 	tests/test_document_load_and_change		\
+	tests/test_document_load_translations		\
 	tests/test_document_change			\
 	tests/test_document_autosave			\
 	tests/test_parsing_time			\
@@ -47,6 +48,7 @@ check_PROGRAMS =						\
 
 TESTS =	tests/test_document_load	\
 	tests/test_document_load_and_change	\
+	tests/test_document_load_translations	\
 	tests/test_document_change	\
 	tests/test_document_autosave	\
 	tests/test_parsing_time	\
@@ -106,6 +108,10 @@ tests_test_document_load_and_change_SOURCES = tests/test_document_load_and_chang
 tests_test_document_load_and_change_LDADD = $(tests_ldadd)
 tests_test_document_load_and_change_CPPFLAGS = $(tests_cppflags)
 
+tests_test_document_load_translations_SOURCES = tests/test_document_load_translations.cc
+tests_test_document_load_translations_LDADD = $(tests_ldadd)
+tests_test_document_load_translations_CPPFLAGS = $(tests_cppflags)
+
 tests_test_document_change_SOURCES = tests/test_document_change.cc
 tests_test_document_change_LDADD = $(tests_ldadd)
 tests_test_document_change_CPPFLAGS = $(tests_cppflags)
diff --git a/examples/example_film_manager.glom b/examples/example_film_manager.glom
index 8bea629..e53f67e 100644
--- a/examples/example_film_manager.glom
+++ b/examples/example_film_manager.glom
@@ -514,6 +514,11 @@
                 <formatting format_thousands_separator="true" format_decimal_places="2"/>
               </data_layout_item>
               <data_layout_item name="name_full" relationship="contacts_actor" editable="true" use_default_formatting="true">
+                <title_custom use_custom="true" title="Actor's Name">
+                  <trans_set>
+                    <trans loc="de_DE" val="Schauspieler Name"/>
+                </trans_set>
+              </title_custom>
                 <formatting/>
               </data_layout_item>
             </data_layout_group>
@@ -1428,6 +1433,9 @@
     </reports>
     <print_layouts>
       <print_layout name="contact_details" show_table_title="true" show_grid="true" show_rules="true" show_outlines="true" page_count="2" title="Contact Details">
+        <trans_set>
+          <trans loc="de_DE" val="Kontakt Details"/>
+        </trans_set>
         <page_setup>
 [Page Setup]
 PPDName=Letter
diff --git a/glom/libglom/document/document.cc b/glom/libglom/document/document.cc
index a11f3a5..4ce8e66 100644
--- a/glom/libglom/document/document.cc
+++ b/glom/libglom/document/document.cc
@@ -3957,7 +3957,7 @@ bool Document::save_before()
 
 Glib::ustring Document::get_database_title() const
 {
-  return m_database_title;
+  return m_database_title; //TODO: Allow this to be translated.
 }
 
 void Document::set_database_title(const Glib::ustring& title)
diff --git a/tests/test_document_load_translations.cc b/tests/test_document_load_translations.cc
new file mode 100644
index 0000000..3b27408
--- /dev/null
+++ b/tests/test_document_load_translations.cc
@@ -0,0 +1,170 @@
+/* Glom
+ *
+ * Copyright (C) 2010 Openismus GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+71 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include <libglom/document/document.h>
+#include <libglom/init.h>
+#include <libglom/db_utils.h>
+#include <giomm/file.h>
+#include <glibmm/convert.h>
+#include <glibmm/miscutils.h>
+#include <glibmm/i18n.h>
+
+#include <iostream>
+
+template<typename T_Container, typename T_Value>
+bool contains(const T_Container& container, const T_Value& name)
+{
+  typename T_Container::const_iterator iter =
+    std::find(container.begin(), container.end(), name);
+  return iter != container.end();
+}
+
+template<typename T_Container>
+bool contains_named(const T_Container& container, const Glib::ustring& name)
+{
+  typedef typename T_Container::value_type::object_type type_item;
+  typename T_Container::const_iterator iter =
+    std::find_if(container.begin(), container.end(),
+      Glom::predicate_FieldHasName<type_item>(name));
+  return iter != container.end();
+}
+
+static Glom::sharedptr<const Glom::LayoutItem_Field> get_field_on_layout(const Glom::Document& document, const Glib::ustring& layout_table_name, const Glib::ustring& table_name, const Glib::ustring& field_name)
+{
+  const Glom::Document::type_list_layout_groups groups = 
+    document.get_data_layout_groups("details", layout_table_name);
+
+  for(Glom::Document::type_list_layout_groups::const_iterator iter = groups.begin(); iter != groups.end(); ++iter)
+  {
+    const Glom::sharedptr<const Glom::LayoutGroup> group = *iter;
+    if(!group)
+      continue;
+    
+    const Glom::LayoutGroup::type_list_const_items items = group->get_items_recursive();
+    for(Glom::LayoutGroup::type_list_const_items::const_iterator iter = items.begin(); iter != items.end(); ++iter)
+    {
+      const Glom::sharedptr<const Glom::LayoutItem> layout_item = *iter;
+      const Glom::sharedptr<const Glom::LayoutItem_Field> layout_item_field =
+        Glom::sharedptr<const Glom::LayoutItem_Field>::cast_dynamic(layout_item);
+      if(!layout_item_field)
+        continue;
+
+      if( (layout_item_field->get_table_used(layout_table_name) == table_name) &&
+        (layout_item_field->get_name() == field_name) )
+      {
+        return layout_item_field;
+      }
+    }
+  }
+  
+  return Glom::sharedptr<const Glom::LayoutItem_Field>();
+}
+
+static const char* locale_de = "de_DE.UTF-8";
+
+template<typename T_Item>
+void check_title(const T_Item& item, const char* title_en, const char* title_de)
+{
+  g_assert(item);
+
+  g_assert( item->get_title() == title_en );
+
+  const Glib::ustring locale_original = Glom::TranslatableItem::get_current_locale();
+  Glom::TranslatableItem::set_current_locale(locale_de);
+  g_assert( item->get_title() == title_de );
+  Glom::TranslatableItem::set_current_locale(locale_original);
+}
+
+int main()
+{
+  //Make this application use the current locale for _() translation:
+  bindtextdomain(GETTEXT_PACKAGE, GLOM_LOCALEDIR);
+  bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
+  textdomain(GETTEXT_PACKAGE);
+
+  Glom::libglom_init();
+
+  // Get a URI for a test file:
+  Glib::ustring uri;
+
+  try
+  {
+    const std::string path =
+       Glib::build_filename(GLOM_DOCDIR_EXAMPLES_NOTINSTALLED,
+         "example_film_manager.glom");
+    uri = Glib::filename_to_uri(path);
+  }
+  catch(const Glib::ConvertError& ex)
+  {
+    std::cerr << G_STRFUNC << ": " << ex.what();
+    return EXIT_FAILURE;
+  }
+
+  //std::cout << "URI=" << uri << std::endl;
+
+
+  // Load the document:
+  Glom::Document document;
+  document.set_file_uri(uri);
+  int failure_code = 0;
+  const bool test = document.load(failure_code);
+  //std::cout << "Document load result=" << test << std::endl;
+
+  if(!test)
+  {
+    std::cerr << "Document::load() failed with failure_code=" << failure_code << std::endl;
+    return EXIT_FAILURE;
+  }
+
+  const std::vector<Glib::ustring> table_names = document.get_table_names();
+  g_assert(contains(table_names, "scenes"));
+
+  g_assert( document.get_table_title("scenes") == "Scenes" );
+  
+  const Glib::ustring locale_original = Glom::TranslatableItem::get_current_locale();
+  Glom::TranslatableItem::set_current_locale(locale_de);
+  g_assert( document.get_table_title("scenes") == "Szenen" );
+  Glom::TranslatableItem::set_current_locale(locale_original);
+
+  Glom::sharedptr<const Glom::Field> field = document.get_field("contacts", "contact_id");
+  g_assert(field);
+  check_title(field, "Contact ID", "Kontakt ID");
+
+  //Check a relationship:
+  const Glom::sharedptr<const Glom::Relationship> relationship = document.get_relationship("characters", "contacts_actor");
+  g_assert(relationship);
+  check_title(relationship, "Actor", "Schauspieler");
+
+  Glom::sharedptr<const Glom::LayoutItem_Field> field_on_layout = 
+    get_field_on_layout(document, "characters", "contacts", "name_full");
+  g_assert(field_on_layout);
+  check_title(field_on_layout, "Actor's Name", "Schauspieler Name" );
+
+  const Glom::sharedptr<const Glom::PrintLayout> print_layout = document.get_print_layout("contacts", "contact_details");
+  g_assert(print_layout);
+  check_title(print_layout, "Contact Details", "Kontakt Details" );
+
+
+  Glom::libglom_deinit();
+
+  return EXIT_SUCCESS;
+}