Package org.apache.lucene.tests.index
Class BaseMergePolicyTestCase
java.lang.Object
org.junit.Assert
org.apache.lucene.tests.util.LuceneTestCase
org.apache.lucene.tests.index.BaseMergePolicyTestCase
Base test case for
MergePolicy
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Nested Class Summary
Modifier and TypeClassDescriptionstatic class
Statistics about bytes written to storage.static final class
Simple mock merge context for testsNested classes/interfaces inherited from class org.apache.lucene.tests.util.LuceneTestCase
LuceneTestCase.AwaitsFix, LuceneTestCase.BadApple, LuceneTestCase.Monster, LuceneTestCase.Nightly, LuceneTestCase.Slow, LuceneTestCase.SuppressCodecs, LuceneTestCase.SuppressFileSystems, LuceneTestCase.SuppressFsync, LuceneTestCase.SuppressReproduceLine, LuceneTestCase.SuppressSysoutChecks, LuceneTestCase.SuppressTempFileChecks, LuceneTestCase.ThrowingConsumer<T>, LuceneTestCase.ThrowingRunnable, LuceneTestCase.Weekly
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Field Summary
Fields inherited from class org.apache.lucene.tests.util.LuceneTestCase
assertsAreEnabled, classRules, DEFAULT_LINE_DOCS_FILE, INFOSTREAM, JENKINS_LARGE_LINE_DOCS_FILE, LEAVE_TEMPORARY, MAYBE_CACHE_POLICY, RANDOM_MULTIPLIER, ruleChain, suiteFailureMarker, SYSPROP_AWAITSFIX, SYSPROP_BADAPPLES, SYSPROP_FAILFAST, SYSPROP_MAXFAILURES, SYSPROP_MONSTER, SYSPROP_NIGHTLY, SYSPROP_SLOW, SYSPROP_WEEKLY, TEST_ASSERTS_ENABLED, TEST_AWAITSFIX, TEST_BADAPPLES, TEST_CODEC, TEST_DIRECTORY, TEST_DOCVALUESFORMAT, TEST_LINE_DOCS_FILE, TEST_MONSTER, TEST_NIGHTLY, TEST_POSTINGSFORMAT, TEST_SLOW, TEST_THROTTLING, TEST_WEEKLY, VERBOSE
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionprotected static SegmentInfos
applyDeletes
(SegmentInfos infos, int numDeletes) ApplynumDeletes
uniformly across all segments ofinfos
.protected static SegmentInfos
applyMerge
(SegmentInfos infos, MergePolicy.OneMerge merge, String mergedSegmentName, BaseMergePolicyTestCase.IOStats stats) Apply a merge to aSegmentInfos
instance, accumulating the number of written bytes intostats
.protected abstract void
assertMerge
(MergePolicy policy, MergePolicy.MergeSpecification merge) Assert that the given merge matches expectations of the merge policy.protected abstract void
assertSegmentInfos
(MergePolicy policy, SegmentInfos infos) Assert that the given segment infos match expectations of the merge policy, assuming segments that have only been either flushed or merged with this merge policy.protected void
doTestSimulateAppendOnly
(MergePolicy mergePolicy, int totalDocs, int maxDocsPerFlush) Simulate an append-only use-case, ie.protected void
doTestSimulateUpdates
(MergePolicy mergePolicy, int totalDocs, int maxDocsPerFlush) Simulate an update use-case where documents are uniformly updated across segments.protected static SegmentCommitInfo
makeSegmentCommitInfo
(String name, int maxDoc, int numDeletedDocs, double sizeMB, String source) Make a newSegmentCommitInfo
with the givenmaxDoc
,numDeletedDocs
andsizeInBytes
, which are usually the numbers that merge policies care about.protected abstract MergePolicy
Create a newMergePolicy
instance.void
void
void
Simulate an append-only use-case, ie.void
Simulate an update use-case where documents are uniformly updated across segments.Methods inherited from class org.apache.lucene.tests.util.LuceneTestCase
addVirusChecker, assertDeletedDocsEquals, assertDocsAndPositionsEnumEquals, assertDocsEnumEquals, assertDocsSkippingEquals, assertDocValuesEquals, assertDocValuesEquals, assertFieldInfosEquals, assertNormsEquals, assertPointsEquals, assertPositionsSkippingEquals, assertReaderEquals, assertReaderStatisticsEquals, assertStoredFieldEquals, assertStoredFieldsEquals, assertTermsEnumEquals, assertTermsEquals, assertTermsEquals, assertTermsStatisticsEquals, assertTermStatsEquals, assertTermVectorsEquals, asSet, assumeFalse, assumeNoException, assumeTrue, assumeWorkingMMapOnWindows, atLeast, atLeast, callStackContains, callStackContains, callStackContainsAnyOf, closeAfterSuite, closeAfterTest, collate, createTempDir, createTempDir, createTempFile, createTempFile, dumpArray, dumpIterator, ensureSaneIWCOnNightly, expectThrows, expectThrows, expectThrows, expectThrowsAnyOf, expectThrowsAnyOf, getDataInputStream, getDataPath, getOnlyLeafReader, getTestClass, getTestName, hasWorkingMMapOnWindows, isTestThread, localeForLanguageTag, maybeChangeLiveIndexWriterConfig, maybeWrapReader, newAlcoholicMergePolicy, newAlcoholicMergePolicy, newBytesRef, newBytesRef, newBytesRef, newBytesRef, newBytesRef, newBytesRef, newDirectory, newDirectory, newDirectory, newDirectory, newDirectory, newField, newField, newFSDirectory, newFSDirectory, newIndexWriterConfig, newIndexWriterConfig, newIndexWriterConfig, newIOContext, newIOContext, newLogMergePolicy, newLogMergePolicy, newLogMergePolicy, newLogMergePolicy, newLogMergePolicy, newMaybeVirusCheckingDirectory, newMaybeVirusCheckingFSDirectory, newMergePolicy, newMergePolicy, newMergePolicy, newMockDirectory, newMockDirectory, newMockDirectory, newMockFSDirectory, newMockFSDirectory, newSearcher, newSearcher, newSearcher, newSearcher, newStringField, newStringField, newStringField, newStringField, newTextField, newTextField, newTieredMergePolicy, newTieredMergePolicy, overrideDefaultQueryCache, overrideTestDefaultQueryCache, random, randomLocale, randomTimeZone, rarely, rarely, replaceMaxFailureRule, resetDefaultQueryCache, restoreCPUCoreCount, restoreIndexWriterMaxDocs, runWithRestrictedPermissions, setIndexWriterMaxDocs, setUp, setupCPUCoreCount, slowFileExists, tearDown, usually, usually, wrapReader
Methods inherited from class org.junit.Assert
assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertArrayEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertFalse, assertFalse, assertNotEquals, assertNotEquals, assertNotEquals, assertNotEquals, assertNotEquals, assertNotEquals, assertNotEquals, assertNotEquals, assertNotNull, assertNotNull, assertNotSame, assertNotSame, assertNull, assertNull, assertSame, assertSame, assertThat, assertThat, assertThrows, assertThrows, assertTrue, assertTrue, fail, fail
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Constructor Details
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BaseMergePolicyTestCase
public BaseMergePolicyTestCase()
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Method Details
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mergePolicy
Create a newMergePolicy
instance. -
assertSegmentInfos
protected abstract void assertSegmentInfos(MergePolicy policy, SegmentInfos infos) throws IOException Assert that the given segment infos match expectations of the merge policy, assuming segments that have only been either flushed or merged with this merge policy.- Throws:
IOException
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assertMerge
protected abstract void assertMerge(MergePolicy policy, MergePolicy.MergeSpecification merge) throws IOException Assert that the given merge matches expectations of the merge policy.- Throws:
IOException
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testForceMergeNotNeeded
- Throws:
IOException
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testFindForcedDeletesMerges
- Throws:
IOException
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makeSegmentCommitInfo
protected static SegmentCommitInfo makeSegmentCommitInfo(String name, int maxDoc, int numDeletedDocs, double sizeMB, String source) Make a newSegmentCommitInfo
with the givenmaxDoc
,numDeletedDocs
andsizeInBytes
, which are usually the numbers that merge policies care about. -
applyMerge
protected static SegmentInfos applyMerge(SegmentInfos infos, MergePolicy.OneMerge merge, String mergedSegmentName, BaseMergePolicyTestCase.IOStats stats) throws IOException Apply a merge to aSegmentInfos
instance, accumulating the number of written bytes intostats
.- Throws:
IOException
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applyDeletes
ApplynumDeletes
uniformly across all segments ofinfos
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testSimulateAppendOnly
Simulate an append-only use-case, ie. there are no deletes.- Throws:
IOException
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doTestSimulateAppendOnly
protected void doTestSimulateAppendOnly(MergePolicy mergePolicy, int totalDocs, int maxDocsPerFlush) throws IOException Simulate an append-only use-case, ie. there are no deletes.totalDocs
exist in the index in the end, and flushes contribute at mostmaxDocsPerFlush
documents.- Throws:
IOException
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testSimulateUpdates
Simulate an update use-case where documents are uniformly updated across segments.- Throws:
IOException
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doTestSimulateUpdates
protected void doTestSimulateUpdates(MergePolicy mergePolicy, int totalDocs, int maxDocsPerFlush) throws IOException Simulate an update use-case where documents are uniformly updated across segments.totalDocs
exist in the index in the end, and flushes contribute at mostmaxDocsPerFlush
documents.- Throws:
IOException
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