private void add(@NotNull Value value) {
Assert.notNull(value, "Value cannot be null");
if (summary.empty) summary.empty = false;
if (value.isSequence()) {
if (value.isNull()) {
summary.frequencyDist.addValue(NULL_NAME);
} else {
//noinspection ConstantConditions
for (Value v : value.asSequence().getValue()) {
add(v);
}
}
} else {
summary.frequencyDist.addValue(value.isNull() ? NULL_NAME : value.toString());
}
}
@Test
public void testNullValue() {
Value value = TextType.get().nullValue();
String xml = xstream.toXML(value);
Value unmarshalled = (Value) xstream.fromXML(xml);
assertThat(value).isEqualTo(unmarshalled);
assertThat(unmarshalled.isNull()).isTrue();
}
@Test
public void test_engine_method() {
JavascriptValueSource source = new JavascriptValueSource(DateTimeType.get(), "now()");
source.initialise();
Value value = source.getValue(mockValueSet);
assertThat(value).isNotNull();
assertThat(value.isNull()).isFalse();
assertThat(value.getValueType()).isEqualTo(DateTimeType.get());
Date dateValue = (Date) value.getValue();
// Make sure both dates are within 1 second of one-another
assertThat(System.currentTimeMillis() - dateValue.getTime()).isLessThan(1000);
}
private Value convertToSequence(Variable variable, Value value) {
return value.isNull()
? variable.getValueType().nullSequence()
: variable.getValueType().sequenceOf(value.toString());
}