commit a802688810d4dd81d348d442672218fd795140ef
parent b57601ab81464c1539f14a763f35fccba751f6c1
Author: Christian Grothoff <christian@grothoff.org>
Date: Mon, 30 Jul 2012 21:44:03 +0000
adding test plugin for testing main extractor library
Diffstat:
2 files changed, 151 insertions(+), 0 deletions(-)
diff --git a/src/main/Makefile.am b/src/main/Makefile.am
@@ -56,12 +56,23 @@ extract_SOURCES = \
getopt.c getopt.h getopt1.c
+
LDADD = \
$(top_builddir)/src/main/libextractor.la
TESTS_ENVIRONMENT = testdatadir=$(top_srcdir)/test
TESTS_ENVIRONMENT += bindir=${bindir}
+noinst_LTLIBRARIES = \
+ libextractor_test.la
+
+libextractor_test_la_SOURCES = \
+ test_extractor.c
+libextractor_test_la_LDFLAGS = \
+ $(PLUGINFLAGS)
+libextractor_test_la_LIBADD = \
+ $(LE_LIBINTL)
+
check_PROGRAMS = \
test_trivial \
test_plugin_loading \
diff --git a/src/main/test_extractor.c b/src/main/test_extractor.c
@@ -0,0 +1,140 @@
+/*
+ This file is part of libextractor.
+ (C) 2012 Vidyut Samanta and Christian Grothoff
+
+ libextractor 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 3, or (at your
+ option) any later version.
+
+ libextractor 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 libextractor; see the file COPYING. If not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+ */
+/**
+ * @file main/test_extractor.c
+ * @brief plugin for testing GNU libextractor
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "extractor.h"
+#include <string.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+
+
+/**
+ * Signature of the extract method that each plugin
+ * must provide.
+ *
+ * @param ec extraction context provided to the plugin
+ */
+void
+EXTRACTOR_test_extract_method (struct EXTRACTOR_ExtractContext *ec)
+{
+ unsigned char *dp;
+
+ if ( (NULL == ec->config) ||
+ (0 != strcmp (ec->config, "test")) )
+ return; /* only run in test mode */
+ if ( (4 != ec->read (ec->cls,
+ &dp,
+ 4)) ||
+ (0 != strncmp ("test",
+ (const char*) dp,
+ 4) ) )
+ {
+ fprintf (stderr, "Reading at offset 0 failed\n");
+ abort ();
+ }
+ if (1024 * 150 !=
+ ec->get_size (ec->cls))
+ {
+ fprintf (stderr, "Unexpected file size returned (expected 150k)\n");
+ abort ();
+ }
+ if (1024 * 100 !=
+ ec->seek (ec->cls,
+ 1024 * 100 + 4,
+ SEEK_SET))
+ {
+ fprintf (stderr, "Failure to seek (SEEK_SET)\n");
+ abort ();
+ }
+ if ( (1 != ec->read (ec->cls,
+ &dp,
+ 1)) ||
+ ((1024 * 100 + 4) % 256 != *dp) )
+ {
+ fprintf (stderr, "Failure to read at 100k + 4\n");
+ abort ();
+ }
+ if (1024 * 50 - 3 !=
+ ec->seek (ec->cls,
+ - (1024 * 50 + 7),
+ SEEK_CUR))
+ {
+ fprintf (stderr, "Failure to seek (SEEK_SET)\n");
+ abort ();
+ }
+ if ( (1 != ec->read (ec->cls,
+ &dp,
+ 1)) ||
+ ((1024 * 50 - 3) % 256 != *dp) )
+ {
+ fprintf (stderr, "Failure to read at 50k - 3\n");
+ abort ();
+ }
+ if (1024 * 150 - 3 !=
+ ec->seek (ec->cls,
+ - 2,
+ SEEK_END))
+ {
+ fprintf (stderr, "Failure to seek (SEEK_SET)\n");
+ abort ();
+ }
+ if ( (1 != ec->read (ec->cls,
+ &dp,
+ 1)) ||
+ ((1024 * 150 - 2) % 256 != *dp) )
+ {
+ fprintf (stderr, "Failure to read at 150k - 2\n");
+ abort ();
+ }
+ if (0 !=
+ ec->proc (ec->cls,
+ "test",
+ EXTRACTOR_METATYPE_COMMENT,
+ EXTRACTOR_METAFORMAT_UTF8,
+ "<no mime>",
+ "Hello world!",
+ strlen ("Hello world!") + 1))
+ {
+ fprintf (stderr, "Unexpected return value from 'proc'\n");
+ abort ();
+ }
+ if (1 !=
+ ec->proc (ec->cls,
+ "test",
+ EXTRACTOR_METATYPE_COMMENT,
+ EXTRACTOR_METAFORMAT_UTF8,
+ "<no mime>",
+ "Goodbye!",
+ strlen ("Goodbye!") + 1))
+ {
+ fprintf (stderr, "Unexpected return value from 'proc'\n");
+ abort ();
+ }
+}
+
+/* end of test_extractor.c */
