Beatgrid: Add debug asserts to ensure correct behavior

mixxxdj · Dec 8, 2020 · 52ece75 · 52ece75
1 parent e0f70a2
commit 52ece75
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/track/beatgrid.cpp b/src/track/beatgrid.cpp
@@ -141,13 +141,17 @@ bool BeatGrid::isValid() const {
 // This could be implemented in the Beats Class itself.
 // If necessary, the child class can redefine it.
 double BeatGrid::findNextBeat(double dSamples) const {
-    return findNthBeat(dSamples, +1);
+    const double position = findNthBeat(dSamples, +1);
+    DEBUG_ASSERT(position >= dSamples);
+    return position;
 }
 
 // This could be implemented in the Beats Class itself.
 // If necessary, the child class can redefine it.
 double BeatGrid::findPrevBeat(double dSamples) const {
-    return findNthBeat(dSamples, -1);
+    const double position = findNthBeat(dSamples, -1);
+    DEBUG_ASSERT(position <= dSamples);
+    return position;
 }
 
 // This is an internal call. This could be implemented in the Beats Class itself.