Add make_digest test (for profiling really).

3 files changed, 59 insertions, 0 deletions

diff --git a/run/tests b/run/tests
index c5dcac62..feed6883 100755
--- a/run/tests
+++ b/run/tests
@@ -23,6 +23,9 @@ if [ "$1" == "--debug" ]; then
 elif [ "$1" == "--valgrind" ]; then
     shift
     valgrind --tool="memcheck" $work/tests $private
+elif [ "$1" == "--callgrind" ]; then
+    shift
+    valgrind --tool="callgrind" $work/tests $private $*
 else
     $work/tests $private $*
 fi
diff --git a/test/make_digest_test.cc b/test/make_digest_test.cc
new file mode 100644
index 00000000..4614911e
--- /dev/null
+++ b/test/make_digest_test.cc
@@ -0,0 +1,55 @@
+/*
+    Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+
+    This program 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.
+
+    This program 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include "data.h"
+#include "util.h"
+#include <boost/bind.hpp>
+#include <boost/test/unit_test.hpp>
+#include <sys/time.h>
+#include <iostream>
+
+void progress (float)
+{
+
+}
+
+/** Check SHA1 digests */
+BOOST_AUTO_TEST_CASE (make_digest_test)
+{
+	/* Make a big file with some random data */
+	srand (1);
+	int const N = 256 * 1024 * 1024;
+	dcp::Data data (N);
+	uint8_t* p = data.data().get();
+	for (int i = 0; i < N; ++i) {
+		*p++ = rand() & 0xff;
+	}
+	data.write ("build/test/random");
+
+	/* Hash it */
+	struct timeval A;
+	gettimeofday (&A, 0);
+	for (int i = 0; i < 64; ++i) {
+		BOOST_CHECK_EQUAL (dcp::make_digest ("build/test/random", boost::bind (&progress, _1)), "GKbk/V3fcRtP5MaPdSmAGNbKkaU=");
+	}
+	struct timeval B;
+	gettimeofday (&B, 0);
+
+	std::cout << ((B.tv_sec + B.tv_usec / 1e6) - (A.tv_sec + A.tv_usec / 1e6)) << "\n";
+}
diff --git a/test/wscript b/test/wscript
index 8806388f..9ceb08c1 100644
--- a/test/wscript
+++ b/test/wscript
@@ -62,6 +62,7 @@ def build(bld):
                  gamma_transfer_function_test.cc
                  interop_load_font_test.cc
                  local_time_test.cc
+                 make_digest_test.cc
                  kdm_test.cc
                  read_dcp_test.cc
                  read_interop_subtitle_test.cc