ch.powerunit.collector.lang

Interface CollectorTesterDSL2<T,A,R>

Type Parameters:

T - the input type of the Collector .

A - the accumulator type of the Collector.

R - the return type of the Collector.

public interface CollectorTesterDSL2<T,A,R>

DSL step of the builder of Collector tester.

Since:

0.4.0

Author:

borettim

Method Summary

Modifier and Type	Method and Description
CollectorTesterDSL1<T,A,R>	expecting(Matcher<? super R> matching) Validate that the result of the Stream.collect(java.util.stream.Collector) with the Collector under test and the current sample return a value matching this matcher.
CollectorTesterDSL1<T,A,R>	expecting(R value) Validate that the result of the Stream.collect(java.util.stream.Collector) with the Collector under test and the current sample return a value that is the received one.
CollectorTesterDSL1<T,A,R>	expectingNull() Validate that the result of the Stream.collect(java.util.stream.Collector) with the Collector under test and the current sample return a value that is null.

Method Detail

expecting

CollectorTesterDSL1<T,A,R> expecting(Matcher<? super R> matching)

Validate that the result of the Stream.collect(java.util.stream.Collector) with the Collector under test and the current sample return a value matching this matcher.

Parameters:

matching - the matcher.

Returns:

the next step of the DSL

expecting

CollectorTesterDSL1<T,A,R> expecting(R value)

Validate that the result of the Stream.collect(java.util.stream.Collector) with the Collector under test and the current sample return a value that is the received one.

Parameters:

value - the exepcted value.

Returns:

the next step of the DSL

expectingNull

CollectorTesterDSL1<T,A,R> expectingNull()

Validate that the result of the Stream.collect(java.util.stream.Collector) with the Collector under test and the current sample return a value that is null.

Returns:

the next step of the DSL