# Lucene 10.0.0 test-framework API

The Lucene Test Framework is used by Lucene as the basis for its tests. The framework can also be used for testing third-party code that uses the Lucene API.

Packages
Package
Description
org.apache.lucene.tests.analysis
Support for testing analysis components.
org.apache.lucene.tests.analysis.standard
Classes to support `StandardAnalyzer` component testing.
org.apache.lucene.tests.codecs.asserting
Codec for testing that asserts various contracts of the codec apis.
org.apache.lucene.tests.codecs.blockterms
Codecs for testing that support `org.apache.lucene.codecs.blockterms`.
org.apache.lucene.tests.codecs.bloom
Support for generating test indexes using the `BloomFilteringPostingsFormat`.
org.apache.lucene.tests.codecs.cheapbastard
Codec that unreasonably tries to use as little RAM as possible.
org.apache.lucene.tests.codecs.compressing
Support for testing `Lucene90CompressingStoredFieldsFormat`.
org.apache.lucene.tests.codecs.compressing.dummy
Dummy CompressingCodec implementation used for testing.
org.apache.lucene.tests.codecs.cranky
Codec for testing that throws random IOExceptions
org.apache.lucene.tests.codecs.mockrandom
Frankenstein codec for testing that pieces together random components.
org.apache.lucene.tests.codecs.ramonly
Codec for testing that never writes to disk.
org.apache.lucene.tests.codecs.uniformsplit
Test `PostingsFormat` for testing `org.apache.lucene.codecs.uniformsplit` with block encryption using basic ROT13.
org.apache.lucene.tests.codecs.uniformsplit.sharedterms
Test `PostingsFormat` for testing `org.apache.lucene.codecs.uniformsplit.sharedterms` with block encryption using basic ROT13.
org.apache.lucene.tests.codecs.vector
Codecs for testing different vector formats.
org.apache.lucene.tests.geo
Reusable geo test utilities.
org.apache.lucene.tests.index
Support for testing of indexes.
org.apache.lucene.tests.mockfile
Support for testing/debugging with virtual filesystems
org.apache.lucene.tests.search
Support for testing search components.
org.apache.lucene.tests.search.similarities
Support for testing similarities.
org.apache.lucene.tests.store
Support for testing store mechanisms.
org.apache.lucene.tests.util
General test support.
org.apache.lucene.tests.util.automaton
Support for testing automata.
org.apache.lucene.tests.util.fst
Support for FST testing.