2001-10-16 Marcus Brinkmann <[email protected]>

	* t-version.c: New file.
	* t-data.c: Likewise.
	* t-data-1.txt: Likewise.
	* t-data-2.txt: Likewise.
	* Makefile.am (TESTS): Add t-version, t-data.

1 files changed, 283 insertions, 0 deletions

diff --git a/tests/t-data.c b/tests/t-data.c
new file mode 100644
index 00000000..f7d6e4cc
--- /dev/null
+++ b/tests/t-data.c
@@ -0,0 +1,283 @@
+/* t-data - Regression tests for the GpgmeData abstraction.
+ *      Copyright (C) 2001 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * GPGME is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+#include "../gpgme/gpgme.h"
+
+#define fail_if_err(a) do { if(a) {                                       \
+                               fprintf (stderr, "%s:%d: (%i) GpgmeError " \
+                                "%s\n", __FILE__, __LINE__, round,        \
+                                gpgme_strerror(a));                       \
+                                exit (1); }                               \
+                             } while(0)
+
+static char *
+make_filename (const char *fname)
+{
+  const char *srcdir = getenv ("srcdir");
+  char *buf;
+
+  if (!srcdir)
+    srcdir = ".";
+  buf = malloc (strlen(srcdir) + strlen(fname) + 2 );
+  if (!buf)
+    {
+      fprintf (stderr, "%s:%d: could not allocate string: %s\n",
+	       __FILE__, __LINE__, strerror (errno));
+      exit (1);
+    }
+  strcpy (buf, srcdir);
+  strcat (buf, "/");
+  strcat (buf, fname);
+  return buf;
+}
+
+typedef enum
+  {
+    TEST_INITIALIZER,
+    TEST_INVALID_ARGUMENT,
+    TEST_INOUT_NONE,
+    TEST_INOUT_MEM_NO_COPY,
+    TEST_INOUT_MEM_COPY,
+    TEST_INOUT_MEM_FROM_FILE_COPY,
+    TEST_INOUT_MEM_FROM_INEXISTANT_FILE,
+    TEST_INOUT_MEM_FROM_FILE_NO_COPY,
+    TEST_INOUT_MEM_FROM_FILE_PART_BY_NAME,
+    TEST_INOUT_MEM_FROM_INEXISTANT_FILE_PART,
+    TEST_INOUT_MEM_FROM_FILE_PART_BY_FP,
+    TEST_OUT_CB,
+    TEST_END
+  } round_t;
+
+const char *text = "Just GNU it!\n";
+
+int
+read_cb (void *cb_value, char *buffer, size_t count, size_t *nread)
+{
+  static int off = 0;
+  round_t round = *((round_t *) cb_value);
+  int amount = strlen (text) - off;
+
+  if (!buffer && !count && !nread)
+    {
+      /* Rewind requested.  */
+      off = 0;
+      return 0;
+    }
+  if (! buffer || !nread)
+    return -1;
+  if (amount <= 0)
+    {
+      /* End of file.  */
+      *nread = 0;
+      return -1;
+    }
+  if (amount > count)
+    amount = count;
+  memcpy (buffer, text, amount);
+  off += amount;
+  *nread = amount;
+  return 0;
+}
+
+void
+read_once_test (round_t round, GpgmeData data)
+{
+  GpgmeError err;
+  char buffer[1024];
+  int read;
+
+  err = gpgme_data_read (data, buffer, sizeof (buffer), &read);
+  fail_if_err (err);
+
+  if (read != strlen (text) || strncmp (buffer, text, strlen (text)))
+    {
+      fprintf (stderr, "%s:%d: (%i) gpgme_data_read returned wrong data\n",
+	       __FILE__, __LINE__, round);
+      exit (1);
+    }
+
+  err = gpgme_data_read (data, buffer, sizeof (buffer), &read);
+  if (err != GPGME_EOF)
+    {
+      fprintf (stderr, "%s:%d: (%i) gpgme_data_read did not signal EOF\n",
+	       __FILE__, __LINE__, round);
+      exit (1);
+    }
+}
+
+void
+read_test (round_t round, GpgmeData data)
+{
+  GpgmeError err;
+  char buffer[1024];
+  int read;
+
+  if (round == TEST_INOUT_NONE)
+    {
+      err = gpgme_data_read (data, buffer, sizeof (buffer), &read);
+      if (!err)
+	{
+	  fprintf (stderr, "%s:%d: (%i) gpgme_data_read succeded unexpectedly\n",
+		   __FILE__, __LINE__, round);
+	  exit (1);
+	}
+      return;
+    }
+
+  read_once_test (round, data);
+  err = gpgme_data_rewind (data);
+  fail_if_err (err);
+  read_once_test (round, data);
+}
+
+int 
+main (int argc, char **argv )
+{
+  round_t round = TEST_INITIALIZER;
+  const char *text_filename = make_filename ("t-data-1.txt");
+  const char *longer_text_filename = make_filename ("t-data-2.txt");
+  const char *missing_filename = "this-file-surely-does-not-exist";
+  GpgmeError err = GPGME_No_Error;
+  GpgmeData data;
+
+  while (++round)
+    {
+      switch (round)
+	{
+	case TEST_INVALID_ARGUMENT:
+	  err = gpgme_data_new (NULL);
+	  if (!err)
+	    {
+	      fprintf (stderr, "%s:%d: gpgme_data_new on NULL pointer succeeded "
+		       "unexpectedly\n", __FILE__, __LINE__);
+	      exit (1);
+	    }
+	  if (gpgme_data_get_type (NULL) != GPGME_DATA_TYPE_NONE)
+	    {
+	      fprintf (stderr, "%s:%d: gpgme_data_get_type on NULL incorrect\n",
+		       __FILE__, __LINE__);
+	      exit (1);
+	    }
+	  continue;
+	case TEST_INOUT_NONE:
+	  err = gpgme_data_new (&data);
+	  break;
+	case TEST_INOUT_MEM_NO_COPY:
+	  err = gpgme_data_new_from_mem (&data, text, strlen (text), 0);
+	  break;
+	case TEST_INOUT_MEM_COPY:
+	  err = gpgme_data_new_from_mem (&data, text, strlen (text), 1);
+	  break;
+	case TEST_INOUT_MEM_FROM_FILE_COPY:
+	  err = gpgme_data_new_from_file (&data, text_filename, 1);
+	  break;
+	case TEST_INOUT_MEM_FROM_INEXISTANT_FILE:
+	  err = gpgme_data_new_from_file (&data, missing_filename, 1);
+	  if (!err)
+	    {
+	      fprintf (stderr, "%s:%d: gpgme_data_new_from_file on inexistant "
+		       "file succeeded unexpectedly\n", __FILE__, __LINE__);
+	      exit (1);
+	    }
+	  continue;
+	case TEST_INOUT_MEM_FROM_FILE_NO_COPY:
+	  err = gpgme_data_new_from_file (&data, text_filename, 0);
+	  /* This is not implemented yet.  */
+	  if (err == GPGME_Not_Implemented)
+	    continue;
+	  break;
+	case TEST_INOUT_MEM_FROM_FILE_PART_BY_NAME:
+	  err = gpgme_data_new_from_filepart (&data, longer_text_filename, 0,
+					      strlen (text), strlen (text));
+	  break;
+	case TEST_INOUT_MEM_FROM_INEXISTANT_FILE_PART:
+	  err = gpgme_data_new_from_filepart (&data, missing_filename, 0,
+					      strlen (text), strlen (text));
+	  if (!err)
+	    {
+	      fprintf (stderr, "%s:%d: gpgme_data_new_from_file on inexistant "
+		       "file succeeded unexpectedly\n", __FILE__, __LINE__);
+	      exit (1);
+	    }
+	  continue;
+	case TEST_INOUT_MEM_FROM_FILE_PART_BY_FP:
+	  {
+	    FILE *fp = fopen (longer_text_filename, "rb");
+	    if (! fp)
+	      {
+		fprintf (stderr, "%s:%d: fopen: %s\n", __FILE__, __LINE__,
+			 strerror (errno));
+		exit (1);
+	      }
+	    err = gpgme_data_new_from_filepart (&data, 0, fp,
+						strlen (text), strlen (text));
+	  }
+	  break;
+	case TEST_OUT_CB:
+	  err = gpgme_data_new_with_read_cb (&data, read_cb, &round);
+	  break;
+	case TEST_END:
+	  return 0;
+	case TEST_INITIALIZER:
+	  /* Shouldn't happen.  */
+	  fprintf (stderr, "%s:%d: impossible condition\n", __FILE__, __LINE__);
+	  exit (1);
+	}
+      fail_if_err (err);
+
+      switch (round)
+	{
+	case TEST_INOUT_NONE:
+	  if (gpgme_data_get_type (data) != GPGME_DATA_TYPE_NONE)
+	    err = GPGME_Invalid_Type;
+	  break;
+	case TEST_INOUT_MEM_NO_COPY:
+	case TEST_INOUT_MEM_COPY:
+	case TEST_INOUT_MEM_FROM_FILE_COPY:
+	case TEST_INOUT_MEM_FROM_FILE_NO_COPY:
+	case TEST_INOUT_MEM_FROM_FILE_PART_BY_NAME:
+	case TEST_INOUT_MEM_FROM_FILE_PART_BY_FP:
+	  if (gpgme_data_get_type (data) != GPGME_DATA_TYPE_MEM)
+	    err = GPGME_Invalid_Type;
+	  break;
+	case TEST_OUT_CB:
+	  if (gpgme_data_get_type (data) != GPGME_DATA_TYPE_CB)
+	    err = GPGME_Invalid_Type;
+	  break;
+	case TEST_INITIALIZER:
+	case TEST_INVALID_ARGUMENT:
+	case TEST_INOUT_MEM_FROM_INEXISTANT_FILE:
+	case TEST_INOUT_MEM_FROM_INEXISTANT_FILE_PART:
+	case TEST_END:
+	  /* Shouldn't happen.  */
+	  fprintf (stderr, "%s:%d: impossible condition\n", __FILE__, __LINE__);
+	  exit (1);
+	}
+      read_test (round, data);
+
+      gpgme_data_release (data);
+    }
+  return 0;
+}