io.spine.testing

Class SubjectTest<S extends com.google.common.truth.Subject,T>

java.lang.Object

io.spine.testing.SubjectTest<S,T>

Type Parameters:

S - the type of the Subject

T - the target type tested by the Subject

public abstract class SubjectTest<S extends com.google.common.truth.Subject,T>
extends java.lang.Object

An abstract base for custom Subject test suites.

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.lang.String	BUT_WAS
protected static java.lang.String	EXPECTED
protected static java.lang.String	EXPECTED_NOT_TO_BE
protected static java.lang.String	NULL

Constructor Summary

Constructors

Constructor and Description
SubjectTest()

Method Summary

Modifier and Type	Method and Description
protected S	assertWithSubjectThat(T actual) Creates a subject under the test with the passed actual value.
protected java.lang.AssertionError	expectFailure(com.google.common.truth.ExpectFailure.SimpleSubjectBuilderCallback<S,T> assertionCallback) Creates an AssertionError caused by the passed callback.
protected void	expectSomeFailure(com.google.common.truth.ExpectFailure.SimpleSubjectBuilderCallback<S,T> assertionCallback) Expects that the passed callback causes AssertionError and ignores it.
protected abstract com.google.common.truth.Subject.Factory<S,T>	subjectFactory()

Methods inherited from class java.lang.Object

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

Field Detail

EXPECTED

protected static final java.lang.String EXPECTED

See Also:

Constant Field Values

BUT_WAS

protected static final java.lang.String BUT_WAS

See Also:

Constant Field Values

EXPECTED_NOT_TO_BE

protected static final java.lang.String EXPECTED_NOT_TO_BE

See Also:

Constant Field Values

NULL

protected static final java.lang.String NULL

See Also:

Constant Field Values

Constructor Detail

SubjectTest

public SubjectTest()

Method Detail

subjectFactory

protected abstract com.google.common.truth.Subject.Factory<S,T> subjectFactory()

assertWithSubjectThat

protected S assertWithSubjectThat(T actual)

Creates a subject under the test with the passed actual value.

expectFailure

protected java.lang.AssertionError expectFailure(com.google.common.truth.ExpectFailure.SimpleSubjectBuilderCallback<S,T> assertionCallback)

Creates an AssertionError caused by the passed callback.

Example of usage:

 
 AssertionError failure = expectFailure(whenTesting -> whenTesting.that(myType).hasProperty());
 

expectSomeFailure

protected void expectSomeFailure(com.google.common.truth.ExpectFailure.SimpleSubjectBuilderCallback<S,T> assertionCallback)

Expects that the passed callback causes AssertionError and ignores it.

This method is for test cases where the produced error is of no interest. Example of usage:

 
 expectSomeFailure(whenTesting -> whenTesting.that(myType).hasProperty());