[hibernate-dev] [Hibernate Search] Added a test utility to assert produced log

[Steve Ebersole]

Sweet.  Good to know


On Fri, Nov 4, 2016 at 9:30 AM Sanne Grinovero <sanne at hibernate.org> wrote:

> On 4 November 2016 at 14:27, Steve Ebersole <steve at hibernate.org> wrote:
> > I think we should consider creating a set of generic testing utils as a
> > separate project.  Things like LoggerInspectionRule, @ExpectedFailure,
> > @BeforeClassOnce, @AfterClassOnce, @Skip, etc are generally useful I find
>
> +1 for the general testing utilities, however the LoggerInspectionRule
> will move into a JBoss Logger utility as it's useful for anyone using
> JBoss Logger.
>
>
> > On Fri, Nov 4, 2016 at 9:16 AM Sanne Grinovero <sanne at hibernate.org>
> wrote:
> >>
> >> Nice trick!
> >>
> >> I didn't know about the Log4j feature, but had created something
> >> similar for JBoss Logging; it's in the ORM project though so not
> >> easily reusable in all of Search components:
> >>  - org.hibernate.testing.logger.LoggerInspectionRule
> >>
> >> On 4 November 2016 at 13:41, Yoann Rodiere <yoann at hibernate.org> wrote:
> >> > Hi team,
> >> >
> >> > Just so you know, if you ever need to assert that a certain log is
> >> > produced
> >> > in your JUnit tests, there's now a tool to do just that in Hibernate
> >> > Search: org.hibernate.search.test.util.impl.ExpectedLog4jLog [1]
> >> >
> >> > You may use it much like you would use the ExpectedException rule:
> >> >
> >> > public class MyTest {
> >> > @org.junit.Rule
> >> > public ExpectedLog4jLog logged = ExpectedLog4jLog.create();
> >> >
> >> > @Test
> >> > public void test() {
> >> > logged.expectMessage( "HSEARCH400032", "some substring I want in the
> >> > same
> >> > log" );
> >> >
> >> > // ... Do test ...
> >> > }
> >> > }
> >> >
> >> > You can also assert more complex conditions on the logs, using
> >> > a org.hamcrest.Matcher<? extends LoggingEvent>, but then it's starting
> >> > to
> >> > get a bit exotic.
> >> >
> >> > You may find an example of real-life use at [2].
> >> >
> >> > [1]
> >> >
> >> >
> https://github.com/hibernate/hibernate-search/blob/master/engine/src/test/java/org/hibernate/search/test/util/impl/ExpectedLog4jLog.java
> >> > [2]
> >> >
> >> >
> https://github.com/hibernate/hibernate-search/blob/master/elasticsearch/src/test/java/org/hibernate/search/elasticsearch/test/ElasticsearchUnsupportedFeaturesIT.java
> >> >
> >> > Cheers,
> >> >
> >> > Yoann Rodière <yoann at hibernate.org>
> >> > Hibernate NoORM Team
> >> > _______________________________________________
> >> > hibernate-dev mailing list
> >> > hibernate-dev at lists.jboss.org
> >> > https://lists.jboss.org/mailman/listinfo/hibernate-dev
> >>
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