IVGCVSW-3215 Add CreateWorkload test for Rsqrt Fp32

Change-Id: Iea6edf90148773b12f361bfa4b1d572c5322d18b
Signed-off-by: nikraj01 <nikhil.raj@arm.com>
diff --git a/src/backends/reference/test/RefCreateWorkloadTests.cpp b/src/backends/reference/test/RefCreateWorkloadTests.cpp
index 0311276..7c5712b 100644
--- a/src/backends/reference/test/RefCreateWorkloadTests.cpp
+++ b/src/backends/reference/test/RefCreateWorkloadTests.cpp
@@ -614,6 +614,26 @@
     RefCreateResizeBilinearTest<RefResizeBilinearFloat32Workload, armnn::DataType::Float32>(DataLayout::NHWC);
 }
 
+template <typename RsqrtWorkloadType, armnn::DataType DataType>
+static void RefCreateRsqrtTest()
+{
+    Graph graph;
+    RefWorkloadFactory factory;
+
+    auto workload = CreateRsqrtWorkloadTest<RsqrtWorkloadType, DataType>(factory, graph);
+
+    // Checks that outputs are as we expect them (see definition of CreateRsqrtWorkloadTest).
+    CheckInputOutput(std::move(workload),
+                     TensorInfo({ 1, 1 }, DataType),
+                     TensorInfo({ 1, 1 }, DataType));
+
+}
+
+BOOST_AUTO_TEST_CASE(CreateRsqrtFloat32)
+{
+    RefCreateRsqrtTest<RefRsqrtFloat32Workload, armnn::DataType::Float32>();
+}
+
 template <typename L2NormalizationWorkloadType, armnn::DataType DataType>
 static void RefCreateL2NormalizationTest(DataLayout dataLayout)
 {