COMPMID-378 IntegralImage testing completed.

Change-Id: I848713c8aa4382b01111af714a207f92eefcdb44
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/77878
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Steven Niu <steven.niu@arm.com>
diff --git a/tests/TensorLibrary.h b/tests/TensorLibrary.h
index b397483..bdf91c6 100644
--- a/tests/TensorLibrary.h
+++ b/tests/TensorLibrary.h
@@ -73,6 +73,12 @@
     /** Seed that is used to fill tensors with random values. */
     std::random_device::result_type seed() const;
 
+    /** Provides a tensor shape for the specified image.
+     *
+     * @param[in] name Image file used to look up the raw tensor.
+     */
+    TensorShape get_image_shape(const std::string &name);
+
     /** Creates an uninitialised raw tensor with the given @p shape, @p
      * data_type and @p num_channels.
      *