Get at least the PrepareA tests working

1 files changed, 3 insertions, 1 deletions

diff --git a/test/test.h b/test/test.h
index a1ca724..ac4a8f6 100644
--- a/test/test.h
+++ b/test/test.h
@@ -38,7 +38,9 @@ template <typename Type>
 void CompareEps(const Type* reference, const Type* actual, Index size, Type epsilon) {
   for (Index i = 0; i < size; ++i) {
     INFO("Inaccurate at " << i << ' ' << reference[i] << ' ' << actual[i]);
-    CHECK(fabs(reference[i] - actual[i]) < epsilon);
+    // Ratio to maximum value.
+    float threshold = epsilon * std::max(0.01f, fabs(reference[i]));
+    CHECK(fabs(reference[i] - actual[i]) < threshold);
   }
 }