Add hacks for predictable random number and timestamp generation.

1 files changed, 17 insertions, 1 deletions

diff --git a/src/KM_util.cpp b/src/KM_util.cpp
index 4c59c78..804abcb 100755
--- a/src/KM_util.cpp
+++ b/src/KM_util.cpp
@@ -40,6 +40,8 @@ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <map>
 #include <string>
 
+bool Kumu::dcpomatic_test = false;
+
 const char*
 Kumu::Version()
 {
@@ -593,6 +595,13 @@ Kumu::GenRandomValue(UUID& ID)
   ID.Set(tmp_buf);
 }
 
+void
+Kumu::ResetTestRNG()
+{
+  FortunaRNG RNG;
+  RNG.Reset();
+}
+
 //
 void
 Kumu::GenRandomUUID(byte_t* buf)
@@ -749,7 +758,14 @@ Kumu::write_BER(byte_t* buf, ui64_t val, ui32_t ber_len)
 
 //
 Kumu::Timestamp::Timestamp() : m_TZOffsetMinutes(0) {
-  m_Timestamp.now();
+  if (dcpomatic_test)
+    {
+      m_Timestamp.x = 42;
+    }
+  else
+    {
+      m_Timestamp.now();
+    }
 }
 
 Kumu::Timestamp::Timestamp(const Timestamp& rhs) {