From 23d2432219a91c6328efa9e041b1ecf137752ac3 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Thu, 12 May 2011 10:53:57 -0400
Subject: [PATCH] [test] Add test-shape.c.  Oops

---
 test/test-shape.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 test/test-shape.c

diff --git a/test/test-shape.c b/test/test-shape.c
new file mode 100644
index 000000000..cbdc064d7
--- /dev/null
+++ b/test/test-shape.c
@@ -0,0 +1,125 @@
+/*
+ * 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-shape.h */
+
+
+static const char test_data[] = "test\0data";
+
+static void
+glyph_advance_func (hb_font_t *font, void *font_data,
+		    hb_codepoint_t glyph,
+		    hb_position_t *x_advance, hb_position_t *y_advance,
+		    void *user_data)
+{
+  switch (glyph) {
+  case 1: *x_advance = 10; return;
+  case 2: *x_advance =  6; return;
+  case 3: *x_advance =  5; return;
+  }
+}
+
+static hb_codepoint_t
+glyph_func (hb_font_t *font, void *font_data,
+	    hb_codepoint_t unicode, hb_codepoint_t variant_selector,
+	    void *user_data)
+{
+  switch (unicode) {
+  case 'T': return 1;
+  case 'e': return 2;
+  case 's': return 3;
+  default:  return 0;
+  }
+}
+
+static void
+kerning_func (hb_font_t *font, void *font_data,
+		    hb_codepoint_t left, hb_codepoint_t right,
+		    hb_position_t *x_kern, hb_position_t *y_kern,
+		    void *user_data)
+{
+  if (left == 1 && right == 2) {
+    *x_kern = -2;
+  }
+}
+
+static const char TesT[] = "TesT";
+
+static void
+test_shape_ltr (void)
+{
+  hb_blob_t *blob;
+  hb_face_t *face;
+  hb_font_funcs_t *ffuncs;
+  hb_font_t *font;
+  hb_buffer_t *buffer;
+  unsigned int len;
+  hb_glyph_info_t *glyphs;
+  hb_glyph_position_t *positions;
+
+  blob = hb_blob_create (test_data, sizeof (test_data), HB_MEMORY_MODE_READONLY, NULL, NULL);
+  face = hb_face_create (blob, 0);
+  hb_blob_destroy (blob);
+  font = hb_font_create (face);
+  hb_face_destroy (face);
+  hb_font_set_scale (font, 10, 10);
+
+  ffuncs = hb_font_funcs_create ();
+  hb_font_funcs_set_glyph_advance_func (ffuncs, glyph_advance_func, NULL, NULL);
+  hb_font_funcs_set_glyph_func (ffuncs, glyph_func, NULL, NULL);
+  hb_font_funcs_set_kerning_func (ffuncs, kerning_func, NULL, NULL);
+  hb_font_set_funcs (font, ffuncs, NULL, NULL);
+  hb_font_funcs_destroy (ffuncs);
+
+  buffer =  hb_buffer_create (0);
+  hb_buffer_set_direction (buffer, HB_DIRECTION_LTR);
+  hb_buffer_add_utf8 (buffer, TesT, 4, 0, 4);
+
+  hb_shape (font, buffer, NULL, 0);
+
+  len = hb_buffer_get_length (buffer);
+  glyphs = hb_buffer_get_glyph_infos (buffer, NULL);
+  positions = hb_buffer_get_glyph_positions (buffer, NULL);
+
+  /* XXX check glyph output and positions */
+
+  hb_buffer_destroy (buffer);
+  hb_font_destroy (font);
+}
+
+
+int
+main (int argc, char **argv)
+{
+  hb_test_init (&argc, &argv);
+
+  //hb_test_add (test_shape_empty);
+  hb_test_add (test_shape_ltr);
+
+  return hb_test_run();
+}