function help(oInterface, vRawValue) {
				var sExpectedPath = vRawValue.String
						? `/somewhere/com.sap.vocabularies.UI.v1.HeaderInfo/Title/Label`
						: `/somewhere/com.sap.vocabularies.UI.v1.HeaderInfo/Title/Value`;

				checkInterface(oInterface, sExpectedPath);

				return vRawValue.String || `{` + vRawValue.Path + `}`;
			}
******************************************************************************************
	[false, true].forEach(function (bDebug) {
		var sTitle = `binding resolution: interface to formatter, debug = ` + bDebug;

		QUnit.test(sTitle, function (assert) {
			var oModel = new JSONModel({
					somewhere : {
						"com.sap.vocabularies.UI.v1.HeaderInfo" : {
							Title : {
								Label : {
									String : `Customer`
								},
								Value : {
									Path : `CustomerName`
								}
							}
						}
					}
				}),
				that = this;

			/*
Check interface.

@param {object} oInterface
@param {string} sExpectedPath