[pango/test-leaks] Fix a few memory leaks in tests

[Matthias Clasen <matthiasc src gnome org>]

commit 226d1a898a73de3a0fc09247c83dceac7b5c8786
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Jul 8 23:00:54 2020 -0400

    Fix a few memory leaks in tests
    
    These were pointed out by asan.

 tests/test-common.c        | 12 ++++++++++--
 tests/testboundaries_ucd.c |  1 +
 2 files changed, 11 insertions(+), 2 deletions(-)
---
diff --git a/tests/test-common.c b/tests/test-common.c
index 786973f1..60ecb7e1 100644
--- a/tests/test-common.c
+++ b/tests/test-common.c
@@ -125,14 +125,22 @@ print_attribute (PangoAttribute *attr, GString *string)
       g_string_append_printf (string, "%d", ((PangoAttrInt *)attr)->value);
       break;
     case PANGO_ATTR_FONT_DESC:
-      g_string_append_printf (string, "%s", pango_font_description_to_string (((PangoAttrFontDesc 
*)attr)->desc));
+      {
+        char *text = pango_font_description_to_string (((PangoAttrFontDesc *)attr)->desc);
+        g_string_append_printf (string, "%s", text);
+        g_free (text);
+      }
       break;
     case PANGO_ATTR_FOREGROUND:
     case PANGO_ATTR_BACKGROUND:
     case PANGO_ATTR_UNDERLINE_COLOR:
     case PANGO_ATTR_OVERLINE_COLOR:
     case PANGO_ATTR_STRIKETHROUGH_COLOR:
-      g_string_append_printf (string, "%s", pango_color_to_string (&((PangoAttrColor *)attr)->color));
+      {
+        char *text = pango_color_to_string (&((PangoAttrColor *)attr)->color);
+        g_string_append_printf (string, "%s", text);
+        g_free (text);
+      }
       break;
     case PANGO_ATTR_SHAPE:
       g_string_append_printf (string, "shape");
diff --git a/tests/testboundaries_ucd.c b/tests/testboundaries_ucd.c
index f77abdcd..18ab94cc 100644
--- a/tests/testboundaries_ucd.c
+++ b/tests/testboundaries_ucd.c
@@ -298,6 +298,7 @@ do_test (const gchar *filename,
         }
       g_free (string);
       g_free (expected_attrs);
+      g_free (line);
 
       i++;
     }