private Address getCallAddress(Instruction instr) {
		for (Reference ref : instr.getReferencesFrom()) {
			if (ref.getReferenceType().isCall()) {
				return ref.getToAddress();
			}
		}
		return null;
	}
Create TestSuite based upon available test groups contained within binary
test files associated with target processor.
@param emulatorTestClass test which extends <code>ProcessorEmulatorTestAdapter</code>
and whose name ends with "EmulatorTest".
@return test suite
Ghidra/Features/Base/src/main/java/ghidra/test/processors/support/ProcessorEmulatorTestAdapter.java