[test/font] Start adding tests for hb-font.h

test/Makefile.am

@@ -15,6 +15,7 @@ TEST_PROGS += \
 	test-blob \
 	test-buffer \
 	test-common \
+	test-font \
 	test-object \
 	test-unicode \
 	$(NULL)

test/test-buffer.c

@@ -715,7 +715,7 @@ static void
 test_buffer_empty (void)
 {
   g_assert (hb_buffer_get_empty ());
-  g_assert (hb_buffer_create (-1) == hb_buffer_get_empty ());
+  g_assert (hb_buffer_get_empty () == hb_buffer_create (-1));
 }
 
 int

test/test-font.c

+/*
+ * Copyright © 2011  Google, Inc.
+ *
+ *  This is part of HarfBuzz, a text shaping library.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ * Google Author(s): Behdad Esfahbod
+ */
+
+#include "hb-test.h"
+
+/* Unit tests for hb-font.h */
+
+
+static void
+test_face_empty (void)
+{
+  g_assert (hb_face_get_empty ());
+  g_assert (hb_face_get_empty () == hb_face_create (hb_blob_get_empty (), 0));
+  g_assert (hb_face_get_empty () == hb_face_create (NULL, 0));
+}
+
+static void
+test_font_funcs_empty (void)
+{
+  g_assert (hb_font_funcs_get_empty ());
+  g_assert (hb_font_funcs_is_immutable (hb_font_funcs_get_empty ()));
+}
+
+static void
+test_font_empty (void)
+{
+  g_assert (hb_font_get_empty ());
+  g_assert (hb_font_get_empty () == hb_font_create (hb_face_get_empty ()));
+  g_assert (hb_font_get_empty () == hb_font_create (NULL));
+  g_assert (hb_font_get_empty () == hb_font_create_sub_font (NULL));
+  g_assert (hb_font_is_immutable (hb_font_get_empty ()));
+}
+
+int
+main (int argc, char **argv)
+{
+  hb_test_init (&argc, &argv);
+
+  hb_test_add (test_face_empty);
+
+  hb_test_add (test_font_funcs_empty);
+
+  hb_test_add (test_font_empty);
+
+  return hb_test_run();
+}

test/test-unicode.c

@@ -555,6 +555,7 @@ test_unicode_properties_empty (void)
 {
   hb_unicode_funcs_t *uf = hb_unicode_funcs_get_empty ();
 
+  g_assert (uf);
   g_assert (hb_unicode_funcs_is_immutable (uf));
   _test_unicode_properties_nil (uf);
 }