#include <gtk/gtk.h>
#include <endless/endless.h>

#include "run-tests.h"

#define PAGE1_NAME "page1"
#define PAGE2_NAME "page2"
#define PAGE3_NAME "page3"
#define EXPECTED_PAGE_NAME PAGE2_NAME
#define EXPECTED_CHANGED_PAGE_NAME "changed-name"
#define DUPLICATE_PAGE_NAME "duplicate-name"
#define EXPECTED_DUPLICATE_PAGE_NAME_ERRMSG "*Not setting page name to \"" \
  DUPLICATE_PAGE_NAME "\", because page manager already contains a page by " \
  "that name*"
#define ADD_PAGE_MANAGER_TEST(path, test_func) \
  g_test_add ((path), PageManagerFixture, NULL, \
              pm_fixture_setup, (test_func), pm_fixture_teardown)
#define ADD_EMPTY_PAGE_MANAGER_TEST(path, test_func) \
  g_test_add ((path), PageManagerFixture, NULL, \
              empty_pm_fixture_setup, (test_func), pm_fixture_teardown);

typedef struct
{
  GtkWidget *pm;
  GtkWidget *page1;
  GtkWidget *page2;
  GtkWidget *page3;
} PageManagerFixture;

static void
pm_fixture_setup (PageManagerFixture *fixture,
                  gconstpointer       unused)
{
  fixture->pm = eos_page_manager_new ();
  fixture->page1 = gtk_label_new ("1");
  fixture->page2 = gtk_label_new ("2");
  fixture->page3 = gtk_label_new ("3");
  gtk_container_add_with_properties (GTK_CONTAINER (fixture->pm),
                                     fixture->page1,
                                     "name", PAGE1_NAME,
                                     NULL);
  gtk_container_add_with_properties (GTK_CONTAINER (fixture->pm),
                                     fixture->page2,
                                     "name", PAGE2_NAME,
                                     NULL);
  gtk_container_add_with_properties (GTK_CONTAINER (fixture->pm),
                                     fixture->page3,
                                     "name", PAGE3_NAME,
                                     NULL);
}

static void
empty_pm_fixture_setup (PageManagerFixture *fixture,
                        gconstpointer       unused)
{
  fixture->pm = eos_page_manager_new ();
}

static void
pm_fixture_teardown (PageManagerFixture *fixture,
                     gconstpointer       unused)
{
  gtk_widget_destroy (fixture->pm);
}

static void
test_pm_get_set_visible_page (PageManagerFixture *fixture,
                              gconstpointer       unused)
{
  GtkWidget *visible_page;
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page != fixture->page2);
  eos_page_manager_set_visible_page (EOS_PAGE_MANAGER (fixture->pm),
                                     fixture->page2);
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == fixture->page2);
}

static void
test_pm_prop_visible_page (PageManagerFixture *fixture,
                           gconstpointer       unused)
{
  GtkWidget *visible_page;
  g_object_get (fixture->pm, "visible-page", &visible_page, NULL);
  g_assert (visible_page != fixture->page2);
  g_object_set (fixture->pm, "visible-page", fixture->page2, NULL);
  g_object_get (fixture->pm, "visible-page", &visible_page, NULL);
  g_assert (visible_page == fixture->page2);
}

static void
test_pm_get_set_visible_page_name (PageManagerFixture *fixture,
                                   gconstpointer       unused)
{
  const gchar *name;
  name = eos_page_manager_get_visible_page_name (EOS_PAGE_MANAGER (fixture->pm));
  g_assert_cmpstr (name, !=, EXPECTED_PAGE_NAME);
  eos_page_manager_set_visible_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                          EXPECTED_PAGE_NAME);
  name = eos_page_manager_get_visible_page_name (EOS_PAGE_MANAGER (fixture->pm));
  g_assert_cmpstr (name, ==, EXPECTED_PAGE_NAME);
}

static void
test_pm_prop_visible_page_name (PageManagerFixture *fixture,
                                gconstpointer       unused)
{
  gchar *name;
  g_object_get (fixture->pm, "visible-page-name", &name, NULL);
  g_assert_cmpstr (name, !=, EXPECTED_PAGE_NAME);
  g_free (name);
  g_object_set (fixture->pm, "visible-page-name", EXPECTED_PAGE_NAME, NULL);
  g_object_get (fixture->pm, "visible-page-name", &name, NULL);
  g_assert_cmpstr (name, ==, EXPECTED_PAGE_NAME);
  g_free (name);
}

static void
test_pm_get_set_page_name (PageManagerFixture *fixture,
                           gconstpointer       unused)
{
  const gchar *name;
  name = eos_page_manager_get_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                         fixture->page1);
  g_assert_cmpstr (name, ==, PAGE1_NAME);
  name = eos_page_manager_get_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                         fixture->page2);
  g_assert_cmpstr (name, ==, PAGE2_NAME);
  name = eos_page_manager_get_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                         fixture->page3);
  g_assert_cmpstr (name, ==, PAGE3_NAME);
  eos_page_manager_set_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                  fixture->page2,
                                  EXPECTED_CHANGED_PAGE_NAME);
  name = eos_page_manager_get_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                         fixture->page2);
  g_assert_cmpstr (name, ==, EXPECTED_CHANGED_PAGE_NAME);
}

static void
test_pm_child_prop_name (PageManagerFixture *fixture,
                         gconstpointer       unused)
{
  gchar *name;
  gtk_container_child_get (GTK_CONTAINER (fixture->pm), fixture->page1,
                           "name", &name,
                           NULL);
  g_assert_cmpstr (name, ==, PAGE1_NAME);
  g_free (name);
  gtk_container_child_get (GTK_CONTAINER (fixture->pm), fixture->page2,
                           "name", &name,
                           NULL);
  g_assert_cmpstr (name, ==, PAGE2_NAME);
  g_free (name);
  gtk_container_child_get (GTK_CONTAINER (fixture->pm), fixture->page3,
                           "name", &name,
                           NULL);
  g_assert_cmpstr (name, ==, PAGE3_NAME);
  g_free (name);
  gtk_container_child_set (GTK_CONTAINER (fixture->pm), fixture->page2,
                           "name", EXPECTED_CHANGED_PAGE_NAME,
                           NULL);
  gtk_container_child_get (GTK_CONTAINER (fixture->pm), fixture->page2,
                           "name", &name,
                           NULL);
  g_assert_cmpstr (name, ==, EXPECTED_CHANGED_PAGE_NAME);
  g_free (name);
}

static void
test_pm_page_no_name (PageManagerFixture *fixture,
                      gconstpointer       unused)
{
  const gchar *name_get;
  gchar *name_prop;
  GtkWidget *new_page = gtk_label_new("new");
  gtk_container_add (GTK_CONTAINER (fixture->pm), new_page);
  name_get = eos_page_manager_get_page_name (EOS_PAGE_MANAGER (fixture->pm), new_page);
  g_assert (name_get == NULL);
  gtk_container_child_get (GTK_CONTAINER (fixture->pm), new_page,
                           "name", &name_prop,
                           NULL);
  g_assert (name_prop == NULL);
}

static void
test_pm_set_page_no_name (PageManagerFixture *fixture,
                          gconstpointer       unused)
{
  const gchar *name;
  eos_page_manager_set_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                  fixture->page1,
                                  NULL);
  name = eos_page_manager_get_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                         fixture->page1);
  g_assert (name == NULL);
  name = eos_page_manager_get_visible_page_name (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (name == NULL);
}

static void
test_pm_remove_page_behavior (PageManagerFixture *fixture,
                              gconstpointer       unused)
{
  GtkWidget *visible_page;
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == fixture->page1);
  gtk_container_remove (GTK_CONTAINER (fixture->pm), fixture->page3);
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == fixture->page1);
  gtk_container_remove (GTK_CONTAINER (fixture->pm), fixture->page2);
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == fixture->page1);
  gtk_container_remove (GTK_CONTAINER (fixture->pm), fixture->page1);
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == NULL);
}

static void
test_pm_remove_page_undefined_behavior (PageManagerFixture *fixture,
                                        gconstpointer       unused)
{
  GtkWidget *visible_page;
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == fixture->page1);
  gtk_container_remove (GTK_CONTAINER (fixture->pm), fixture->page1);
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page != fixture->page1);
}

static void
test_pm_remove_page_by_name (PageManagerFixture *fixture,
                             gconstpointer       unused)
{
  GList *pages = gtk_container_get_children (GTK_CONTAINER (fixture->pm));
  guint length = g_list_length (pages);
  g_list_free (pages);

  eos_page_manager_remove_page_by_name (EOS_PAGE_MANAGER (fixture->pm),
                                        PAGE2_NAME);
  pages = gtk_container_get_children (GTK_CONTAINER (fixture->pm));
  g_assert_cmpuint (g_list_length (pages), ==, length - 1);
  g_assert (g_list_find (pages, fixture->page1) != NULL);
  g_assert (g_list_find (pages, fixture->page2) == NULL);
  g_assert (g_list_find (pages, fixture->page3) != NULL);
  g_list_free (pages);
}

static void
test_pm_duplicate_page_name (PageManagerFixture *fixture,
                             gconstpointer unused)
{
  eos_page_manager_set_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                  fixture->page1,
                                  DUPLICATE_PAGE_NAME);
  /* Should not complain */
  eos_page_manager_set_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                  fixture->page1,
                                  DUPLICATE_PAGE_NAME);

  g_test_expect_message (TEST_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL,
                         EXPECTED_DUPLICATE_PAGE_NAME_ERRMSG);
  eos_page_manager_set_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                  fixture->page2,
                                  DUPLICATE_PAGE_NAME);
  g_test_assert_expected_messages ();

  const gchar *name = eos_page_manager_get_page_name (EOS_PAGE_MANAGER (fixture->pm),
                                                      fixture->page2);
  g_assert_cmpstr (name, !=, DUPLICATE_PAGE_NAME);
}

static void
test_empty_pm_visible_page (PageManagerFixture *fixture,
                            gconstpointer       unused)
{
  GtkWidget *visible_page_get, *visible_page_prop;
  visible_page_get = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page_get == NULL);
  g_object_get (fixture->pm, "visible-page", &visible_page_prop, NULL);
  g_assert (visible_page_prop == NULL);
}

static void
test_empty_pm_visible_page_name (PageManagerFixture *fixture,
                                 gconstpointer       unused)
{
  const gchar *name_get;
  gchar *name_prop;
  name_get = eos_page_manager_get_visible_page_name (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (name_get == NULL);
  g_object_get (fixture->pm, "visible-page-name", &name_prop, NULL);
  g_assert (name_prop == NULL);
}

static void
test_empty_pm_add_page_behavior (PageManagerFixture *fixture,
                                 gconstpointer       unused)
{
  GtkWidget *visible_page;
  GtkWidget *page1 = gtk_label_new ("page1");
  GtkWidget *page2 = gtk_label_new ("page2");
  gtk_container_add (GTK_CONTAINER (fixture->pm), page1);
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == page1);
  gtk_container_add (GTK_CONTAINER (fixture->pm), page2);
  visible_page = eos_page_manager_get_visible_page (EOS_PAGE_MANAGER (fixture->pm));
  g_assert (visible_page == page1); /* Not page2! */
}

void
add_page_manager_tests (void)
{
  ADD_PAGE_MANAGER_TEST ("/page-manager/get-set-visible-page",
                         test_pm_get_set_visible_page);
  ADD_PAGE_MANAGER_TEST ("/page-manager/prop-visible-page",
                         test_pm_prop_visible_page);
  ADD_PAGE_MANAGER_TEST ("/page-manager/get-set-visible-page-name",
                         test_pm_get_set_visible_page_name);
  ADD_PAGE_MANAGER_TEST ("/page-manager/prop-visible-page-name",
                         test_pm_prop_visible_page_name);
  ADD_PAGE_MANAGER_TEST ("/page-manager/get-set-page-name",
                         test_pm_get_set_page_name);
  ADD_PAGE_MANAGER_TEST ("/page-manager/child-prop-name",
                         test_pm_child_prop_name);
  ADD_PAGE_MANAGER_TEST ("/page-manager/page-no-name", test_pm_page_no_name);
  ADD_PAGE_MANAGER_TEST ("/page-manager/set-page-no-name",
                         test_pm_set_page_no_name);
  ADD_PAGE_MANAGER_TEST ("/page-manager/remove-page-by-name",
                         test_pm_remove_page_by_name);
  ADD_PAGE_MANAGER_TEST ("/page-manager/duplicate-page-name",
                         test_pm_duplicate_page_name);
  ADD_EMPTY_PAGE_MANAGER_TEST ("/page-manager/empty-visible-page",
                               test_empty_pm_visible_page);
  ADD_EMPTY_PAGE_MANAGER_TEST ("/page-manager/empty-visible-page-name",
                               test_empty_pm_visible_page_name);
  ADD_EMPTY_PAGE_MANAGER_TEST ("/page-manager/add-page-behavior",
                               test_empty_pm_add_page_behavior);

  /* Disabled until https://bugzilla.gnome.org/show_bug.cgi?id=699756 is fixed
  [endlessm/eos-sdk#67] */
  if (FALSE)
    {
      ADD_PAGE_MANAGER_TEST ("/page-manager/remove-page-behavior",
                           test_pm_remove_page_behavior);
      ADD_PAGE_MANAGER_TEST ("/page-manager/remove-page-undefined-behavior",
                             test_pm_remove_page_undefined_behavior);
    }
}