IVGCVSW-5401 Implement the FILL operator

 * Added FILL operator to TfLite ArmNN Delegate
 * Added unit tests

Signed-off-by: David Monahan <david.monahan@arm.com>
Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: I335ef469ff773fa4305eb87f6e93ae9c03fc6997
diff --git a/delegate/src/test/TestUtils.cpp b/delegate/src/test/TestUtils.cpp
index 1bc5786..bbe8990 100644
--- a/delegate/src/test/TestUtils.cpp
+++ b/delegate/src/test/TestUtils.cpp
@@ -52,6 +52,15 @@
     }
 }
 
+void CompareData(int32_t tensor1[], int32_t tensor2[], size_t tensorSize)
+{
+    int32_t tolerance = 1;
+    for (size_t i = 0; i < tensorSize; i++)
+    {
+        CHECK(std::max(tensor1[i], tensor2[i]) - std::min(tensor1[i], tensor2[i]) <= tolerance);
+    }
+}
+
 void CompareData(int8_t tensor1[], int8_t tensor2[], size_t tensorSize)
 {
     int8_t tolerance = 1;