added tests for std, variance

2022-03-22 21:51:45 +03:00 · 2022-03-22 21:51:45 +03:00 · 0440764cd3
commit 0440764cd3
parent f8c55328a4
1 changed files with 10 additions and 0 deletions
--- a/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleAnalyticTensorAlgebra.kt
+++ b/kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleAnalyticTensorAlgebra.kt
@ -299,4 +299,14 @@ internal class TestDoubleAnalyticTensorAlgebra {
            doubleArrayOf(1.5, 0.5)
        )}
    }
+
+    @Test
+    fun testStd() = DoubleTensorAlgebra {
+        assertTrue { floor(tensor5.std() * 10000 ) / 10000 == 2.9439 }
+    }
+
+    @Test
+    fun testVariance() = DoubleTensorAlgebra {
+        assertTrue { floor(tensor5.variance() * 10000 ) / 10000 == 8.6666 }
+    }
 }