xiarixiaoyao commented on a change in pull request #3203:
URL: https://github.com/apache/hudi/pull/3203#discussion_r740696192
##########
File path:
hudi-hadoop-mr/src/test/java/org/apache/hudi/hadoop/realtime/TestHoodieRealtimeRecordReader.java
##########
@@ -535,4 +548,211 @@ public void
testSchemaEvolutionAndRollbackBlockInLastLogFile(ExternalSpillableMa
arguments(ExternalSpillableMap.DiskMapType.ROCKS_DB, true, true)
);
}
+
+ @Test
+ public void testIncremetalWithOnlylog() throws Exception {
+ // initial commit
+ Schema schema =
HoodieAvroUtils.addMetadataFields(SchemaTestUtil.getEvolvedSchema());
+ HoodieTestUtils.init(hadoopConf, basePath.toString(),
HoodieTableType.MERGE_ON_READ);
+ String instantTime = "100";
+ final int numRecords = 1000;
+ File partitionDir = InputFormatTestUtil.prepareParquetTable(basePath,
schema, 1, numRecords, instantTime,
+ HoodieTableType.MERGE_ON_READ);
+ //FileCreateUtils.createDeltaCommit(basePath.toString(), instantTime);
+ createDeltaCommitFile(basePath, instantTime,"2016/05/01",
"2016/05/01/fileid0_1-0-1_100.parquet", "fileid0");
+ // Add the paths
+ FileInputFormat.setInputPaths(baseJobConf, partitionDir.getPath());
+
+ // insert new records to log file
+ try {
+ String newCommitTime = "102";
+ HoodieLogFormat.Writer writer =
+ InputFormatTestUtil.writeDataBlockToLogFile(partitionDir, fs,
schema, "fileid0", instantTime, newCommitTime,
+ numRecords, numRecords, 0);
+ writer.close();
+ createDeltaCommitFile(basePath, newCommitTime,"2016/05/01",
"2016/05/01/.fileid0_100.log.1_1-0-1", "fileid0");
+
+ InputFormatTestUtil.setupIncremental(baseJobConf, "101", 1);
+
+ HoodieParquetRealtimeInputFormat inputFormat = new
HoodieParquetRealtimeInputFormat();
+ inputFormat.setConf(baseJobConf);
+ InputSplit[] splits = inputFormat.getSplits(baseJobConf, 1);
+ assertTrue(splits.length == 1);
+ JobConf newJobConf = new JobConf(baseJobConf);
+ List<Schema.Field> fields = schema.getFields();
+ setHiveColumnNameProps(fields, newJobConf, false);
+ RecordReader<NullWritable, ArrayWritable> reader =
inputFormat.getRecordReader(splits[0], newJobConf, Reporter.NULL);
+ // use reader to read log file.
+ NullWritable key = reader.createKey();
+ ArrayWritable value = reader.createValue();
+ while (reader.next(key, value)) {
+ Writable[] values = value.get();
+ // check if the record written is with latest commit, here "101"
+ assertEquals(newCommitTime, values[0].toString());
+ key = reader.createKey();
+ value = reader.createValue();
+ }
+ reader.close();
+ } catch (IOException e) {
+ throw new HoodieException(e.getMessage(), e);
+ }
+ }
+
+ @Test
+ public void testIncremetalWithReplace() throws Exception {
Review comment:
yes will add test case for compaction，
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