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-rw-r--r--test/sparse_vector.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/test/sparse_vector.cpp b/test/sparse_vector.cpp
index 64f52cbe9..8207e522a 100644
--- a/test/sparse_vector.cpp
+++ b/test/sparse_vector.cpp
@@ -79,6 +79,9 @@ template<typename Scalar> void sparse_vector(int rows, int cols)
VERIFY_IS_APPROX(v1*=s1, refV1*=s1);
VERIFY_IS_APPROX(v1/=s1, refV1/=s1);
+
+ VERIFY_IS_APPROX(v1+=v2, refV1+=refV2);
+ VERIFY_IS_APPROX(v1-=v2, refV1-=refV2);
VERIFY_IS_APPROX(v1.dot(v2), refV1.dot(refV2));