@Test
public void testGetMissingPropertyType() {

	assertNull(this.propertyRegister.getPropertyType(dataObjectFactory
			.getPropertyIdValue("P10000", this.siteIri)));
	final int smallestBefore = this.propertyRegister.smallestUnfetchedPropertyIdNumber;
	// Check twice to test fast failing on retry
	assertNull(this.propertyRegister.getPropertyType(dataObjectFactory
			.getPropertyIdValue("P10000", this.siteIri)));
	assertEquals("no requests should be made if the property is known to be missing",
			smallestBefore, this.propertyRegister.smallestUnfetchedPropertyIdNumber);
}