}
}
else if (m.getSignature().equals("<java.lang.String: boolean isEmpty()>")) {
Variable base = getBase(v);
if (expected == true) {
makeUnaryAssertion(base, new AssertEmpty());
} else {
makeUnaryAssertion(base, new AssertNotEmpty());
}
}
else if (m.getSignature().equals("<java.lang.String: boolean contentEquals(java.lang.StringBuffer)>")