Create A.36.IR36.layer.bbox.node.md

A.36.IR36.layer.bbox.node.md

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+# A.36.IR36.layer.bbox.node
+
+**Purpose**: This Layer metadata element shall be mapped to the wms:BoundingBox element. The minimum bounding rectangle of the area covered by the Layer in all supported CRS shall be given.
+
+**Prerequisites**
+
+* Test for the existence of default element namespace.
+
+**Test method**
+
+* Check if there is a BoundingBox node in each Layer section for each CRS declared.
+
+**Reference(s)**: 
+* IR Annex III, Part A, Chapter 2.2.4
+* [TG VS](README.md#ref_TG_VS), Chapter 4.2.3.3.4.4
+
+**Notes**
+
+## Contextual XPath references
+
+The namespace prefixes used as described in [README.md](README.md#namespaces).
+
+Abbreviation                                               |  XPath expression
+---------------------------------------------------------- | -------------------------------------------------------------------------
+BoundingBox <a name="BoundingBox"></a> | /WMS_Capabilities/Capability/Layer/BoundingBox
+Layer <a name="Layer"></a> | /WMS_Capabilities/Capability/Layer
+CRS <a name="CRS"></a> | /WMS_Capabilities/Capability/Layer/BoundingBox/@CRS