com.asakusafw.testdriver.rule

Class IsNull

java.lang.Object

com.asakusafw.testdriver.rule.IsNull

All Implemented Interfaces:

ValuePredicate<Object>

public class IsNull
extends Object
implements ValuePredicate<Object>

Accepts iff actual value is null.

Since:

0.2.0

Constructor Summary

Constructors

Constructor and Description
IsNull()

Method Summary

Modifier and Type	Method and Description
boolean	accepts(Object expected, Object actual) Returns true iff both values satisfy this predicate.
String	describeExpected(Object expected, Object actual) Returns an expected value as readable text.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IsNull

public IsNull()

Method Detail

accepts

public boolean accepts(Object expected,
                       Object actual)

Description copied from interface: ValuePredicate

Returns true iff both values satisfy this predicate.

Specified by:

accepts in interface ValuePredicate<Object>

Parameters:

expected - the expected value (nullable)

actual - the actual value (nullable)

Returns:

true iff both values satisfy this predicate, false otherwise.

describeExpected

public String describeExpected(Object expected,
                               Object actual)

Description copied from interface: ValuePredicate

Returns an expected value as readable text.

Specified by:

describeExpected in interface ValuePredicate<Object>

Parameters:

expected - the expected value (nullable)

actual - the actual value (nullable)

Returns:

readable text, or null if is always/never expected