[glib] Move base64 tests of to test framework

[Matthias Clasen <matthiasc src gnome org>]

commit bf8ce25216c14c8f6f3267b0af107c03390e63bf
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Jun 20 11:34:31 2010 -0400

    Move base64 tests of to test framework

 glib/tests/Makefile.am |    3 +
 glib/tests/base64.c    |  139 ++++++++++++++++++++++++++++++++++++++++++++++++
 tests/base64-test.c    |  138 -----------------------------------------------
 3 files changed, 142 insertions(+), 138 deletions(-)
---
diff --git a/glib/tests/Makefile.am b/glib/tests/Makefile.am
index ac86d46..72ff471 100644
--- a/glib/tests/Makefile.am
+++ b/glib/tests/Makefile.am
@@ -59,6 +59,9 @@ utils_LDADD         = $(progs_ldadd)
 TEST_PROGS         += regex
 regex_LDADD         = $(progs_ldadd)
 
+TEST_PROGS         += base64
+base64_LDADD         = $(progs_ldadd)
+
 if OS_UNIX
 
 # some testing of gtester funcitonality
diff --git a/glib/tests/base64.c b/glib/tests/base64.c
new file mode 100644
index 0000000..b8d1eae
--- /dev/null
+++ b/glib/tests/base64.c
@@ -0,0 +1,139 @@
+#include "config.h"
+
+#include <glib.h>
+#include <string.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <stdlib.h>
+
+#define DATA_SIZE 1024
+#define BLOCK_SIZE 32
+#define NUM_BLOCKS 32
+static guchar data[DATA_SIZE];
+
+static void
+test_incremental (gboolean line_break,
+                  gint     length)
+{
+  char *p;
+  gsize len, decoded_len, max, input_len, block_size;
+  int state, save;
+  guint decoder_save;
+  char *text;
+  guchar *data2;
+
+  data2 = g_malloc (length);
+  text = g_malloc (length * 4);
+
+  len = 0;
+  state = 0;
+  save = 0;
+  input_len = 0;
+  while (input_len < length)
+    {
+      block_size = MIN (BLOCK_SIZE, length - input_len);
+      len += g_base64_encode_step (data + input_len, block_size,
+                                   line_break, text + len, &state, &save);
+      input_len += block_size;
+    }
+  len += g_base64_encode_close (line_break, text + len, &state, &save);
+
+  if (line_break)
+    max = length * 4 / 3 + length * 4 / (3 * 72) + 7;
+  else
+    max = length * 4 / 3 + 6;
+
+  /* Check encoded length */
+  g_assert_cmpint (len, <=, max);
+
+  decoded_len = 0;
+  state = 0;
+  decoder_save = 0;
+  p = text;
+  while (len > 0)
+    {
+      int chunk_len = MIN (BLOCK_SIZE, len);
+      decoded_len += g_base64_decode_step (p,
+                                           chunk_len,
+                                           data2 + decoded_len,
+                                           &state, &decoder_save);
+      p += chunk_len;
+      len -= chunk_len;
+    }
+
+  /* Check decoded length */
+  g_assert_cmpint (decoded_len, ==, length);
+  /* Check decoded data */
+  g_assert (memcmp (data, data2, length) == 0);
+
+  g_free (text);
+  g_free (data2);
+}
+
+static void
+test_incremental_break (gconstpointer d)
+{
+  gint length = GPOINTER_TO_INT (d);
+
+  test_incremental (TRUE, length);
+}
+
+static void
+test_incremental_nobreak (gconstpointer d)
+{
+  gint length = GPOINTER_TO_INT (d);
+
+  test_incremental (FALSE, length);
+}
+
+static void
+test_full (gconstpointer d)
+{
+  gint length = GPOINTER_TO_INT (d);
+  char *text;
+  guchar *data2;
+  gsize len;
+
+  text = g_base64_encode (data, length);
+  data2 = g_base64_decode (text, &len);
+  g_free (text);
+
+  /* Check decoded length */
+  g_assert_cmpint (len, ==, length);
+  /* Check decoded base64 data */
+  g_assert (memcmp (data, data2, length) == 0);
+
+  g_free (data2);
+}
+
+int
+main (int argc, char *argv[])
+{
+  gint i;
+
+  g_test_init (&argc, &argv, NULL);
+
+  for (i = 0; i < DATA_SIZE; i++)
+    data[i] = (guchar)i;
+
+  g_test_add_data_func ("/base64/full/1", GINT_TO_POINTER (DATA_SIZE), test_full);
+  g_test_add_data_func ("/base64/full/2", GINT_TO_POINTER (1), test_full);
+  g_test_add_data_func ("/base64/full/3", GINT_TO_POINTER (2), test_full);
+  g_test_add_data_func ("/base64/full/4", GINT_TO_POINTER (3), test_full);
+
+  g_test_add_data_func ("/base64/incremental/nobreak/1", GINT_TO_POINTER (DATA_SIZE), test_incremental_nobreak);
+  g_test_add_data_func ("/base64/incremental/break/1", GINT_TO_POINTER (DATA_SIZE), test_incremental_break);
+
+  g_test_add_data_func ("/base64/incremental/nobreak/2", GINT_TO_POINTER (DATA_SIZE - 1), test_incremental_nobreak);
+  g_test_add_data_func ("/base64/incremental/break/2", GINT_TO_POINTER (DATA_SIZE - 1), test_incremental_break);
+
+  g_test_add_data_func ("/base64/incremental/nobreak/3", GINT_TO_POINTER (DATA_SIZE - 2), test_incremental_nobreak);
+  g_test_add_data_func ("/base64/incremental/break/3", GINT_TO_POINTER (DATA_SIZE - 2), test_incremental_break);
+
+  g_test_add_data_func ("/base64/incremental/nobreak/4", GINT_TO_POINTER (1), test_incremental_nobreak);
+  g_test_add_data_func ("/base64/incremental/nobreak/4", GINT_TO_POINTER (2), test_incremental_nobreak);
+  g_test_add_data_func ("/base64/incremental/nobreak/4", GINT_TO_POINTER (3), test_incremental_nobreak);
+
+  return g_test_run ();
+}