io.spine.testing

Class SingletonTest<S>

java.lang.Object

io.spine.testing.ClassTest<S>

io.spine.testing.SingletonTest<S>

Type Parameters:

S - the type of the singleton

public abstract class SingletonTest<S>
extends ClassTest<S>

Abstract base for testing classes that implement a singleton pattern.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SingletonTest(java.lang.Class<S> subject, com.google.common.testing.NullPointerTester.Visibility minimalStaticMethodVisibility, java.util.function.Supplier<S> accessor) Creates new test suite.
protected	SingletonTest(java.lang.Class<S> subject, java.util.function.Supplier<S> accessor) Creates new test suite.

Method Summary

Methods inherited from class io.spine.testing.ClassTest

assertFinal, assertHasPrivateParameterlessCtor, configure, minimalStaticMethodVisibility, subject

Methods inherited from class java.lang.Object

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

Constructor Detail

SingletonTest

protected SingletonTest(java.lang.Class<S> subject,
                        com.google.common.testing.NullPointerTester.Visibility minimalStaticMethodVisibility,
                        java.util.function.Supplier<S> accessor)

Creates new test suite.

Parameters:

subject - the class under the tests

minimalStaticMethodVisibility - the minimal level of visibility of static methods for testing null parameters

accessor - method reference to obtains the singleton

SingletonTest

protected SingletonTest(java.lang.Class<S> subject,
                        java.util.function.Supplier<S> accessor)

Creates new test suite.

Parameters:

subject - the class under the tests

accessor - method reference to obtains the singleton