Test for scalar product

2021-03-26 13:48:59 +00:00 · 2021-03-26 13:48:59 +00:00 · 1056fc7200
commit 1056fc7200
parent daa0777182
1 changed files with 10 additions and 0 deletions
--- a/kmath-core/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleLinearOpsAlgebra.kt
+++ b/kmath-core/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleLinearOpsAlgebra.kt
@ -70,4 +70,14 @@ class TestDoubleLinearOpsTensorAlgebra {
        assertTrue { invTensor.shape contentEquals expectedShape }
        assertTrue { invTensor.buffer.array().epsEqual(expectedBuffer) }
    }
+
+    @Test
+    fun testScalarProduct() = DoubleLinearOpsTensorAlgebra {
+        val a = fromArray(intArrayOf(3), doubleArrayOf(1.8,2.5, 6.8))
+        val b = fromArray(intArrayOf(3), doubleArrayOf(5.5,2.6, 6.4))
+        DoubleReduceOpsTensorAlgebra {
+            assertEquals(a.dot(b).value(), 59.92)
+        }
+
+    }
 }