Update test-layout

Use the new output serialization in test-layout
to store both the input and output in the same
file.

1 files changed, 32 insertions, 254 deletions

diff --git a/tests/test-layout.c b/tests/test-layout.c
index f4b36c77..b664af5d 100644
--- a/tests/test-layout.c
+++ b/tests/test-layout.c
@@ -36,194 +36,9 @@ static PangoContext *context;
 
 static gboolean opt_show_font;
 
-static const gchar *
-enum_value_nick (GType type, gint value)
+static GBytes *
+test_bytes (GBytes *orig)
 {
-  GEnumClass *eclass;
-  GEnumValue *ev;
-
-  eclass = g_type_class_ref (type);
-  ev = g_enum_get_value (eclass, value);
-  g_type_class_unref (eclass);
-
-  if (ev)
-    return ev->value_nick;
-  else
-    return "?";
-}
-
-static const gchar *
-direction_name (PangoDirection dir)
-{
-  return enum_value_nick (PANGO_TYPE_DIRECTION, dir);
-}
-
-static const gchar *
-gravity_name (PangoGravity gravity)
-{
-  return enum_value_nick (PANGO_TYPE_GRAVITY, gravity);
-}
-
-static const gchar *
-script_name (PangoScript script)
-{
-  return enum_value_nick (PANGO_TYPE_SCRIPT, script);
-}
-
-static gchar *
-font_name (PangoFont *font)
-{
-  PangoFontDescription *desc;
-  gchar *name;
-
-  desc = pango_font_describe (font);
-  name = pango_font_description_to_string (desc);
-  pango_font_description_free (desc);
-
-  return name;
-}
-
-static void
-dump_lines (PangoLayout *layout, GString *string)
-{
-  PangoLayoutIter *iter;
-  const gchar *text;
-  gint index, index2;
-  gboolean has_more;
-  gchar *char_str;
-  gint i;
-  PangoLayoutLine *line;
-
-  text = pango_layout_get_text (layout);
-  iter = pango_layout_get_iter (layout);
-
-  has_more = TRUE;
-  index = pango_layout_iter_get_index (iter);
-  index2 = 0;
-  i = 0;
-  while (has_more)
-    {
-      line = pango_layout_iter_get_line (iter);
-      has_more = pango_layout_iter_next_line (iter);
-      i++;
-
-      if (has_more)
-        {
-          index2 = pango_layout_iter_get_index (iter);
-          char_str = g_strndup (text + index, index2 - index);
-        }
-      else
-        {
-          char_str = g_strdup (text + index);
-        }
-
-      g_string_append_printf (string, "i=%d, index=%d, paragraph-start=%d, dir=%s '%s'\n",
-                              i, index, line->is_paragraph_start, direction_name (line->resolved_dir),
-                              char_str);
-      g_free (char_str);
-
-      index = index2;
-    }
-  pango_layout_iter_free (iter);
-}
-
-#define ANALYSIS_FLAGS (PANGO_ANALYSIS_FLAG_CENTERED_BASELINE | \
-                        PANGO_ANALYSIS_FLAG_IS_ELLIPSIS | \
-                        PANGO_ANALYSIS_FLAG_NEED_HYPHEN)
-
-static void
-dump_runs (PangoLayout *layout, GString *string)
-{
-  PangoLayoutIter *iter;
-  PangoLayoutRun *run;
-  PangoItem *item;
-  const gchar *text;
-  gint index;
-  gboolean has_more;
-  gchar *char_str;
-  gint i;
-  gchar *font = 0;
-
-  text = pango_layout_get_text (layout);
-  iter = pango_layout_get_iter (layout);
-
-  has_more = TRUE;
-  i = 0;
-  while (has_more)
-    {
-      run = pango_layout_iter_get_run (iter);
-      index = pango_layout_iter_get_index (iter);
-      has_more = pango_layout_iter_next_run (iter);
-      i++;
-
-      if (run)
-        {
-          item = ((PangoGlyphItem*)run)->item;
-          char_str = g_strndup (text + item->offset, item->length);
-          font = font_name (item->analysis.font);
-          g_string_append_printf (string, "i=%d, index=%d, chars=%d, level=%d, gravity=%s, flags=%d, font=%s, script=%s, language=%s, '%s'\n",
-                                  i, index, item->num_chars, item->analysis.level,
-                                  gravity_name (item->analysis.gravity),
-                                  item->analysis.flags & ANALYSIS_FLAGS,
-                                  opt_show_font ? font : "OMITTED", /* for some reason, this fails on build.gnome.org, so leave it out */
-                                  script_name (item->analysis.script),
-                                  pango_language_to_string (item->analysis.language),
-                                  char_str);
-          print_attributes (item->analysis.extra_attrs, string);
-          g_free (font);
-          g_free (char_str);
-        }
-      else
-        {
-          g_string_append_printf (string, "i=%d, index=%d, no run, line end\n",
-                                  i, index);
-        }
-    }
-  pango_layout_iter_free (iter);
-}
-
-static void
-dump_directions (PangoLayout *layout, GString *string)
-{
-  const char *text, *p;
-
-  text = pango_layout_get_text (layout);
-  for (p = text; *p; p = g_utf8_next_char (p))
-    {
-      g_string_append_printf (string, "%d ", pango_layout_get_direction (layout, p - text));
-    }
-  g_string_append (string, "\n");
-}
-
-static void
-dump_cursor_positions (PangoLayout *layout, GString *string)
-{
-  const char *text;
-  int index, trailing;
-
-  text = pango_layout_get_text (layout);
-
-  index = 0;
-  trailing = 0;
-
-  while (index < G_MAXINT)
-    {
-      g_string_append_printf (string, "%d(%d) ", index, trailing);
-
-      while (trailing--)
-        index = g_utf8_next_char (text + index) - text;
-
-      pango_layout_move_cursor_visually (layout, TRUE, index, 0, 1, &index, &trailing);
-    }
-
-  g_string_append (string, "\n");
-}
-
-static void
-test_file (const char *filename, GString *string)
-{
-  char *contents;
-  gsize  length;
   GBytes *bytes;
   GError *error = NULL;
   PangoLayout *layout;
@@ -231,76 +46,29 @@ test_file (const char *filename, GString *string)
   if (context == NULL)
     context = pango_font_map_create_context (pango_cairo_font_map_get_default ());
 
-  g_file_get_contents (filename, &contents, &length, &error);
-  g_assert_no_error (error);
-
-  bytes = g_bytes_new_take (contents, length);
-
-  layout = pango_layout_deserialize (context, bytes, PANGO_LAYOUT_DESERIALIZE_DEFAULT, &error);
+  layout = pango_layout_deserialize (context, orig, PANGO_LAYOUT_DESERIALIZE_CONTEXT, &error);
   g_assert_no_error (error);
 
-  g_bytes_unref (bytes);
-
-  /* generate the dumps */
-  g_string_append (string, pango_layout_get_text (layout));
-
-  g_string_append (string, "\n--- parameters\n\n");
-
-  g_string_append_printf (string, "wrapped: %d\n", pango_layout_is_wrapped (layout));
-  g_string_append_printf (string, "ellipsized: %d\n", pango_layout_is_ellipsized (layout));
-  g_string_append_printf (string, "lines: %d\n", pango_layout_get_line_count (layout));
-  if (pango_layout_get_width (layout) > 0)
-    g_string_append_printf (string, "width: %d\n", pango_layout_get_width (layout));
-  if (pango_layout_get_height (layout) > 0)
-    g_string_append_printf (string, "height: %d\n", pango_layout_get_height (layout));
-  if (pango_layout_get_indent (layout) != 0)
-    g_string_append_printf (string, "indent: %d\n", pango_layout_get_indent (layout));
-
-  g_string_append (string, "\n--- attributes\n\n");
-  print_attr_list (pango_layout_get_attributes (layout), string);
-
-  g_string_append (string, "\n--- directions\n\n");
-  dump_directions (layout, string);
-
-  g_string_append (string, "\n--- cursor positions\n\n");
-  dump_cursor_positions (layout, string);
-
-  g_string_append (string, "\n--- lines\n\n");
-  dump_lines (layout, string);
-
-  g_string_append (string, "\n--- runs\n\n");
-  dump_runs (layout, string);
+  bytes = pango_layout_serialize (layout, PANGO_LAYOUT_SERIALIZE_CONTEXT | PANGO_LAYOUT_SERIALIZE_OUTPUT);
 
   g_object_unref (layout);
-}
-
-static gchar *
-get_expected_filename (const char *filename)
-{
-  char *f, *p, *expected;
 
-  f = g_strdup (filename);
-  p = strstr (f, ".layout");
-  if (p)
-    *p = 0;
-  expected = g_strconcat (f, ".expected", NULL);
-
-  g_free (f);
-
-  return expected;
+  return bytes;
 }
 
 static void
 test_layout (gconstpointer d)
 {
   const char *filename = d;
-  char *expected_file;
   GError *error = NULL;
-  GString *dump;
   char *diff;
   PangoFontFamily **families;
   int n_families;
   gboolean found_cantarell;
+  GBytes *bytes;
+  char *contents;
+  gsize length;
+  GBytes *orig;
 
   char *old_locale = g_strdup (setlocale (LC_ALL, NULL));
   setlocale (LC_ALL, "en_US.UTF-8");
@@ -330,22 +98,25 @@ test_layout (gconstpointer d)
 
   if (!found_cantarell)
     {
-      char *msg = g_strdup_printf ("Cantarell font not available, skipping itemization %s", filename);
+      char *msg = g_strdup_printf ("Cantarell font not available, skipping layout %s", filename);
       g_test_skip (msg);
       g_free (msg);
       g_free (old_locale);
       return;
     }
 
-  expected_file = get_expected_filename (filename);
-
-  dump = g_string_sized_new (0);
+  g_file_get_contents (filename, &contents, &length, &error);
+  g_assert_no_error (error);
+  orig = g_bytes_new_take (contents, length);
 
-  test_file (filename, dump);
+  bytes = test_bytes (orig);
 
-  diff = diff_with_file (expected_file, dump->str, dump->len, &error);
+  diff = diff_bytes (bytes, orig, &error);
   g_assert_no_error (error);
 
+  g_bytes_unref (bytes);
+  g_bytes_unref (orig);
+
   setlocale (LC_ALL, old_locale);
   g_free (old_locale);
 
@@ -365,8 +136,6 @@ test_layout (gconstpointer d)
     }
 
   g_free (diff);
-  g_string_free (dump, TRUE);
-  g_free (expected_file);
 }
 
 int
@@ -400,12 +169,21 @@ main (int argc, char *argv[])
   /* allow to easily generate expected output for new test cases */
   if (argc > 1 && argv[1][0] != '-')
     {
-      GString *string;
+      char *contents;
+      gsize length;
+      GError *error = NULL;
+      GBytes *orig;
+      GBytes *bytes;
+
+      g_file_get_contents (argv[1], &contents, &length, &error);
+      g_assert_no_error (error);
+      orig = g_bytes_new_take (contents, length);
+      bytes = test_bytes (orig);
+
+      g_print ("%s", (const char *)g_bytes_get_data (bytes, NULL));
 
-      string = g_string_sized_new (0);
-      test_file (argv[1], string);
-      g_print ("%s", string->str);
-      g_string_free (string, TRUE);
+      g_bytes_unref (bytes);
+      g_bytes_unref (orig);
 
       return 0;
     }