Github user vdiravka commented on a diff in the pull request: https://github.com/apache/drill/pull/877#discussion_r129659864 --- Diff: exec/java-exec/src/test/java/org/apache/drill/exec/store/parquet/TestParquetMetadataCache.java --- @@ -424,32 +432,121 @@ public void testMoveCache() throws Exception { @Test public void testMetadataCacheAbsolutePaths() throws Exception { + final String absolutePathsMetadata = "absolute_paths_metadata"; try { test("use dfs_test.tmp"); - final String relative_path_metadata_t1 = RELATIVE_PATHS_METADATA + "/t1"; - final String relative_path_metadata_t2 = RELATIVE_PATHS_METADATA + "/t2"; - test("create table `%s` as select * from cp.`tpch/nation.parquet`", relative_path_metadata_t1); - test("create table `%s` as select * from cp.`tpch/nation.parquet`", relative_path_metadata_t2); + // creating two inner directories to leverage METADATA_DIRECTORIES_FILENAME metadata file as well + final String absolutePathsMetadataT1 = absolutePathsMetadata + "/t1"; + final String absolutePathsMetadataT2 = absolutePathsMetadata + "/t2"; + test("create table `%s` as select * from cp.`tpch/nation.parquet`", absolutePathsMetadataT1); + test("create table `%s` as select * from cp.`tpch/nation.parquet`", absolutePathsMetadataT2); copyMetaDataCacheToTempReplacingInternalPaths("parquet/metadata_with_absolute_path/" + - "metadata_directories_with_absolute_paths.requires_replace.txt", RELATIVE_PATHS_METADATA, Metadata.METADATA_DIRECTORIES_FILENAME); + "metadata_directories_with_absolute_paths.requires_replace.txt", absolutePathsMetadata, Metadata.METADATA_DIRECTORIES_FILENAME); copyMetaDataCacheToTempReplacingInternalPaths("parquet/metadata_with_absolute_path/" + - "metadata_table_with_absolute_paths.requires_replace.txt", RELATIVE_PATHS_METADATA, Metadata.METADATA_FILENAME); + "metadata_table_with_absolute_paths.requires_replace.txt", absolutePathsMetadata, Metadata.METADATA_FILENAME); copyMetaDataCacheToTempReplacingInternalPaths("parquet/metadata_with_absolute_path/" + - "metadata_table_with_absolute_paths_t1.requires_replace.txt", relative_path_metadata_t1, Metadata.METADATA_FILENAME); + "metadata_table_with_absolute_paths_t1.requires_replace.txt", absolutePathsMetadataT1, Metadata.METADATA_FILENAME); copyMetaDataCacheToTempReplacingInternalPaths("parquet/metadata_with_absolute_path/" + - "metadata_table_with_absolute_paths_t2.requires_replace.txt", relative_path_metadata_t2, Metadata.METADATA_FILENAME); + "metadata_table_with_absolute_paths_t2.requires_replace.txt", absolutePathsMetadataT2, Metadata.METADATA_FILENAME); + String query = String.format("select * from %s", absolutePathsMetadata); + int expectedRowCount = 50; + int expectedNumFiles = 1; // point to selectionRoot since no pruning is done in this query + int actualRowCount = testSql(query); + assertEquals("An incorrect result was obtained while querying a table with metadata cache files", + expectedRowCount, actualRowCount); + String numFilesPattern = "numFiles=" + expectedNumFiles; + String usedMetaPattern = "usedMetadataFile=true"; + String cacheFileRootPattern = String.format("cacheFileRoot=%s/%s", getDfsTestTmpSchemaLocation(), absolutePathsMetadata); + PlanTestBase.testPlanMatchingPatterns(query, new String[]{numFilesPattern, usedMetaPattern, cacheFileRootPattern}, + new String[] {"Filter"}); + } finally { + test("drop table if exists %s", absolutePathsMetadata); + } + } - int rowCount = testSql(String.format("select * from %s", RELATIVE_PATHS_METADATA)); - assertEquals("An incorrect result was obtained while querying a table with metadata cache files", 50, rowCount); + @Test + public void testSpacesInMetadataCachePath() throws Exception { + final String pathWithSpaces = "path with spaces"; + try { + // creating multilevel table to store path with spaces in both metadata files (METADATA and METADATA_DIRECTORIES) + test("create table dfs_test.tmp.`%s` as select * from cp.`tpch/nation.parquet`", pathWithSpaces); + test("create table dfs_test.tmp.`%1$s/%1$s` as select * from cp.`tpch/nation.parquet`", pathWithSpaces); + test("refresh table metadata dfs_test.tmp.`%s`", pathWithSpaces); + checkForMetadataFile(pathWithSpaces); + String query = String.format("select * from dfs_test.tmp.`%s`", pathWithSpaces); + int expectedRowCount = 50; + int expectedNumFiles = 1; // point to selectionRoot since no pruning is done in this query + int actualRowCount = testSql(query); + assertEquals("An incorrect result was obtained while querying a table with metadata cache files", + expectedRowCount, actualRowCount); + String numFilesPattern = "numFiles=" + expectedNumFiles; + String usedMetaPattern = "usedMetadataFile=true"; + String cacheFileRootPattern = String.format("cacheFileRoot=%s/%s", getDfsTestTmpSchemaLocation(), pathWithSpaces); + PlanTestBase.testPlanMatchingPatterns(query, new String[]{numFilesPattern, usedMetaPattern, cacheFileRootPattern}, + new String[] {"Filter"}); + } finally { + test("drop table if exists dfs_test.tmp.`%s`", pathWithSpaces); + } + } + + @Test + public void testFutureUnsupportedMetadataVersion() throws Exception { + final String unsupportedMetadataVersion = "unsupported_metadata_version"; + try { + test("use dfs_test.tmp"); + test("create table `%s` as select * from cp.`tpch/nation.parquet`", unsupportedMetadataVersion); + String lastVersion = Iterables.getLast(MetadataVersions.SUPPORTED_VERSIONS); + for (String supportedVersion : MetadataVersions.SUPPORTED_VERSIONS) { + if (MetadataVersions.compare(lastVersion, supportedVersion) < 0) { + lastVersion = supportedVersion; + } + } + // Get the future version, which is absent in MetadataVersions.SUPPORTED_VERSIONS list + String futureVersion = "v" + (Integer.parseInt("" + lastVersion.charAt(1)) + 1); --- End diff -- Done
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