[glib] Improve printf test coverage

[Matthias Clasen <matthiasc src gnome org>]

commit fa6926e5d4ff7fc7efde46222ff70f2a75298ac4
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Aug 23 00:37:37 2010 -0400

    Improve printf test coverage

 glib/tests/printf.c |   21 +++++++++++++++++++++
 1 files changed, 21 insertions(+), 0 deletions(-)
---
diff --git a/glib/tests/printf.c b/glib/tests/printf.c
index 55fa483..42f3f7c 100644
--- a/glib/tests/printf.c
+++ b/glib/tests/printf.c
@@ -642,6 +642,25 @@ test_positional_params2 (void)
 }
 
 static void
+test_positional_params3 (void)
+{
+  gchar buf[128];
+  gint res;
+
+  res = g_sprintf (buf, "%2$c %1$c", 'b', 'a');
+  g_assert_cmpint (res, ==, 3);
+  g_assert_cmpstr (buf, ==, "a b");
+
+  res = g_sprintf (buf, "%1$*2$.*3$s", "abc", 5, 2);
+  g_assert_cmpint (res, ==, 5);
+  g_assert_cmpstr (buf, ==, "   ab");
+
+  res = g_sprintf (buf, "%1$s%1$s", "abc");
+  g_assert_cmpint (res, ==, 6);
+  g_assert_cmpstr (buf, ==, "abcabc");
+}
+
+static void
 test_percent2 (void)
 {
   gint res;
@@ -920,5 +939,7 @@ main (int   argc,
   g_test_add_func ("/printf/test-positional-params", test_positional_params2);
   g_test_add_func ("/printf/test-64bit", test_64bit2);
 
+  g_test_add_func ("/sprintf/test-positional-params", test_positional_params3);
+
   return g_test_run();
 }