[pango/more-test-coverage: 7/8] tests: Compare readonly attrs

[Matthias Clasen <matthiasc src gnome org>]

commit 90d967d3299340e30f2f237f305311a45a286784
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Jul 6 01:07:11 2021 -0400

    tests: Compare readonly attrs
    
    Improves test coverage a little.

 tests/test-break.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/tests/test-break.c b/tests/test-break.c
index 51074d80..e8661f26 100644
--- a/tests/test-break.c
+++ b/tests/test-break.c
@@ -41,7 +41,9 @@ test_file (const gchar *filename, GString *string)
   gsize  length;
   GError *error = NULL;
   PangoLogAttr *attrs;
+  const PangoLogAttr *attrs2;
   int len;
+  int len2;
   char *p;
   int i;
   GString *s1, *s2, *s3, *s4;
@@ -83,6 +85,10 @@ test_file (const gchar *filename, GString *string)
     }
 
   pango_layout_get_log_attrs (layout, &attrs, &len);
+  attrs2 = pango_layout_get_log_attrs_readonly (layout, &len2);
+
+  g_assert_cmpint (len, ==, len2);
+  g_assert_true (memcmp (attrs, attrs2, sizeof (PangoLogAttr) * len) == 0);
 
   s1 = g_string_new ("Breaks: ");
   s2 = g_string_new ("Whitespace: ");