Class GuavaOptionalSubject

java.lang.Object

com.google.common.truth.Subject

com.google.common.truth.GuavaOptionalSubject

public final class GuavaOptionalSubject
extends Subject

A subject for Guava Optional values.

If you are looking for a java.util.Optional subject, see OptionalSubject.

Author:

Christian Gruber

Nested Class Summary

Nested classes/interfaces inherited from class com.google.common.truth.Subject

Subject.Factory<SubjectT extends Subject, ActualT>

Method Summary

Modifier and Type	Method	Description
void	hasValue(@Nullable Object expected)	Checks that the actual Optional contains the given value.
void	isAbsent()	Checks that the actual Optional does not contain a value.
void	isPresent()	Checks that the actual Optional contains a value.

Methods inherited from class com.google.common.truth.Subject

actualCustomStringRepresentation, check, equals, failWithActual, failWithActual, failWithoutActual, hashCode, ignoreCheck, isAnyOf, isEqualTo, isIn, isInstanceOf, isNoneOf, isNotEqualTo, isNotIn, isNotInstanceOf, isNotNull, isNotSameInstanceAs, isNull, isSameInstanceAs, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Details

isPresent

public void isPresent()

Checks that the actual Optional contains a value.

isAbsent

public void isAbsent()

Checks that the actual Optional does not contain a value.

hasValue

public void hasValue(@Nullable Object expected)

Checks that the actual Optional contains the given value.

To make more complex assertions on the optional's value, split your assertion in two:

 assertThat(myOptional).isPresent();
 assertThat(myOptional.get()).contains("foo");