Imported Upstream version 2.6.7

[platform/upstream/harfbuzz.git] / test / api / test-subset-cmap.c

diff --git a/test/api/test-subset-cmap.c b/test/api/test-subset-cmap.c
index 74e91ca..e16400e 100644 (file)
--- a/test/api/test-subset-cmap.c
+++ b/test/api/test-subset-cmap.c
@@ -90,6 +90,91 @@ test_subset_cmap_noop (void)
   hb_face_destroy (face_abc);
 }
 
+static void
+test_subset_cmap4_no_exceeding_maximum_codepoint (void)
+{
+  hb_face_t *face_origin = hb_test_open_font_file ("fonts/Mplus1p-Regular.ttf");
+  hb_face_t *face_expected = hb_test_open_font_file ("fonts/Mplus1p-Regular-cmap4-testing.ttf");
+
+  hb_set_t *codepoints = hb_set_create ();
+  hb_face_t *face_subset;
+  hb_set_add (codepoints, 0x20);
+  hb_set_add (codepoints, 0x21);
+  hb_set_add (codepoints, 0x1d542);
+  hb_set_add (codepoints, 0x201a2);
+
+  face_subset = hb_subset_test_create_subset (face_origin, hb_subset_test_create_input (codepoints));
+  hb_set_destroy (codepoints);
+
+  hb_subset_test_check (face_expected, face_subset, HB_TAG ('c','m','a','p'));
+
+  hb_face_destroy (face_subset);
+  hb_face_destroy (face_expected);
+  hb_face_destroy (face_origin);
+}
+
+static void
+test_subset_cmap_empty_tables (void)
+{
+  hb_face_t *face_abc = hb_test_open_font_file ("fonts/Roboto-Regular.abc.ttf");
+  hb_face_t *face_empty = hb_test_open_font_file ("fonts/Roboto-Regular.empty.ttf");
+
+  hb_set_t *codepoints = hb_set_create ();
+  hb_face_t *face_abc_subset;
+  hb_set_add (codepoints, 100);
+  hb_set_add (codepoints, 101);
+  face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
+  hb_set_destroy (codepoints);
+
+  hb_subset_test_check (face_empty, face_abc_subset, HB_TAG ('c','m','a','p'));
+
+  hb_face_destroy (face_abc_subset);
+  hb_face_destroy (face_abc);
+  hb_face_destroy (face_empty);
+}
+
+static void
+test_subset_cmap_noto_color_emoji_noop (void)
+{
+  hb_face_t *face = hb_test_open_font_file ("fonts/NotoColorEmoji.cmap.ttf");
+
+  hb_set_t *codepoints = hb_set_create ();
+  hb_face_t *face_subset;
+  hb_set_add (codepoints, 0x38);
+  hb_set_add (codepoints, 0x39);
+  hb_set_add (codepoints, 0xAE);
+  hb_set_add (codepoints, 0x2049);
+  hb_set_add (codepoints, 0x20E3);
+  face_subset = hb_subset_test_create_subset (face, hb_subset_test_create_input (codepoints));
+  hb_set_destroy (codepoints);
+
+  hb_subset_test_check (face, face_subset, HB_TAG ('c','m','a','p'));
+
+  hb_face_destroy (face_subset);
+  hb_face_destroy (face);
+}
+
+static void
+test_subset_cmap_noto_color_emoji_non_consecutive_glyphs (void)
+{
+  hb_face_t *face = hb_test_open_font_file ("fonts/NotoColorEmoji.cmap.ttf");
+  hb_face_t *face_expected = hb_test_open_font_file ("fonts/NotoColorEmoji.cmap.38,AE,2049.ttf");
+
+  hb_set_t *codepoints = hb_set_create ();
+  hb_face_t *face_subset;
+  hb_set_add (codepoints, 0x38);
+  hb_set_add (codepoints, 0xAE);
+  hb_set_add (codepoints, 0x2049);
+  face_subset = hb_subset_test_create_subset (face, hb_subset_test_create_input (codepoints));
+  hb_set_destroy (codepoints);
+
+  hb_subset_test_check (face_expected, face_subset, HB_TAG ('c','m','a','p'));
+
+  hb_face_destroy (face_subset);
+  hb_face_destroy (face_expected);
+  hb_face_destroy (face);
+}
+
 // TODO(rsheeter) test cmap to no codepoints
 
 int
@@ -100,6 +185,10 @@ main (int argc, char **argv)
   hb_test_add (test_subset_cmap);
   hb_test_add (test_subset_cmap_noop);
   hb_test_add (test_subset_cmap_non_consecutive_glyphs);
+  hb_test_add (test_subset_cmap4_no_exceeding_maximum_codepoint);
+  hb_test_add (test_subset_cmap_empty_tables);
+  hb_test_add (test_subset_cmap_noto_color_emoji_noop);
+  hb_test_add (test_subset_cmap_noto_color_emoji_non_consecutive_glyphs);
 
   return hb_test_run();
 }