Prefer https to http for gnu.org and fsf.org URLs

[thirdparty/glibc.git] / malloc / tst-dynarray.c

diff --git a/malloc/tst-dynarray.c b/malloc/tst-dynarray.c
index 7aee85aa39ff2e0b5acfa7cf7df91773f3459f11..0c07fc86d3c902e6a5356f25a4b4c2c828d7d505 100644 (file)
--- a/malloc/tst-dynarray.c
+++ b/malloc/tst-dynarray.c
@@ -1,5 +1,5 @@
 /* Test for dynamic arrays.
-   Copyright (C) 2017 Free Software Foundation, Inc.
+   Copyright (C) 2017-2019 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -14,10 +14,13 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
+   <https://www.gnu.org/licenses/>.  */
 
 #include "tst-dynarray-shared.h"
 
+#include <errno.h>
+#include <stdint.h>
+
 #define DYNARRAY_STRUCT dynarray_long
 #define DYNARRAY_ELEMENT long
 #define DYNARRAY_PREFIX dynarray_long_
@@ -111,6 +114,13 @@ test_int (void)
                 }
               TEST_VERIFY_EXIT (dynarray_int_size (&dyn) == count);
               TEST_VERIFY_EXIT (count <= dyn.dynarray_header.allocated);
+              if (count > 0)
+                {
+                  TEST_VERIFY (dynarray_int_begin (&dyn)
+                               == dynarray_int_at (&dyn, 0));
+                  TEST_VERIFY (dynarray_int_end (&dyn)
+                               == dynarray_int_at (&dyn, count - 1) + 1);
+                }
               unsigned final_count;
               bool heap_array = dyn.dynarray_header.array != dyn.scratch;
               if (do_remove_last)
@@ -123,6 +133,13 @@ test_int (void)
                 }
               else
                 final_count = count;
+              if (final_count > 0)
+                {
+                  TEST_VERIFY (dynarray_int_begin (&dyn)
+                               == dynarray_int_at (&dyn, 0));
+                  TEST_VERIFY (dynarray_int_end (&dyn)
+                               == dynarray_int_at (&dyn, final_count - 1) + 1);
+                }
               if (do_clear)
                 {
                   dynarray_int_clear (&dyn);
@@ -225,6 +242,13 @@ test_str (void)
                 }
               TEST_VERIFY_EXIT (dynarray_str_size (&dyn) == count);
               TEST_VERIFY_EXIT (count <= dyn.dynarray_header.allocated);
+              if (count > 0)
+                {
+                  TEST_VERIFY (dynarray_str_begin (&dyn)
+                               == dynarray_str_at (&dyn, 0));
+                  TEST_VERIFY (dynarray_str_end (&dyn)
+                               == dynarray_str_at (&dyn, count - 1) + 1);
+                }
               unsigned final_count;
               bool heap_array = dyn.dynarray_header.array != dyn.scratch;
               if (do_remove_last)
@@ -237,6 +261,13 @@ test_str (void)
                 }
               else
                 final_count = count;
+              if (final_count > 0)
+                {
+                  TEST_VERIFY (dynarray_str_begin (&dyn)
+                               == dynarray_str_at (&dyn, 0));
+                  TEST_VERIFY (dynarray_str_end (&dyn)
+                               == dynarray_str_at (&dyn, final_count - 1) + 1);
+                }
               if (do_clear)
                 {
                   dynarray_str_clear (&dyn);
@@ -435,6 +466,31 @@ test_long_init (void)
   }
 }
 
+/* Test overflow in resize.  */
+static void
+test_long_overflow (void)
+{
+  {
+    struct dynarray_long dyn;
+    dynarray_long_init (&dyn);
+    errno = EINVAL;
+    TEST_VERIFY (!dynarray_long_resize
+                 (&dyn, (SIZE_MAX / sizeof (long)) + 1));
+    TEST_VERIFY (errno == ENOMEM);
+    TEST_VERIFY (dynarray_long_has_failed (&dyn));
+  }
+
+  {
+    struct dynarray_long_noscratch dyn;
+    dynarray_long_noscratch_init (&dyn);
+    errno = EINVAL;
+    TEST_VERIFY (!dynarray_long_noscratch_resize
+                 (&dyn, (SIZE_MAX / sizeof (long)) + 1));
+    TEST_VERIFY (errno == ENOMEM);
+    TEST_VERIFY (dynarray_long_noscratch_has_failed (&dyn));
+  }
+}
+
 /* Test NUL-terminated string construction with the add function and
    the simple finalize function.  */
 static void
@@ -510,6 +566,7 @@ do_test (void)
   test_int ();
   test_str ();
   test_long_init ();
+  test_long_overflow ();
   test_zstr ();
   return 0;
 }