@Test
public void testHBColumnMultiVersion() {
Double[] testNumbers = new Double[] {3.14159, 2.71828, 0.0};
for (Double n : testNumbers) {
// Written as unversioned, read as versioned
Result result = hbMapper.writeValueAsResult(new CrawlNoVersion("key").setF1(n));
Crawl versioned = hbMapper.readValue(result, Crawl.class);
NavigableMap<Long, Double> columnHistory = versioned.getF1();
assertEquals("Column history size mismatch", 1, columnHistory.size());
assertEquals(
String.format(
"Inconsistency between %s and %s",
HBColumn.class.getSimpleName(), HBColumnMultiVersion.class.getSimpleName()),
n,
columnHistory.lastEntry().getValue());
// Written as versioned, read as unversioned
Result result1 =
hbMapper.writeValueAsResult(
new Crawl("key")
.addF1(Double.MAX_VALUE)
.addF1(Double.MAX_VALUE)
.addF1(Double.MAX_VALUE)
.addF1(n));
CrawlNoVersion unversioned = hbMapper.readValue(result1, CrawlNoVersion.class);
Double f1 = unversioned.getF1();
assertEquals(
String.format(
"Inconsistency between %s and %s",
HBColumnMultiVersion.class.getSimpleName(), HBColumn.class.getSimpleName()),
n,
f1);
}
}
@Test
public void testEmptyPuts() {
Put nullPut = null, emptyPut = new Put(), putWithBlankRowKey = new Put(new byte[] {});
Citizen nullCitizen = hbMapper.readValue(nullPut, Citizen.class);
assertNull("Null Put object should return null", nullCitizen);
Citizen emptyCitizen = hbMapper.readValue(emptyPut, Citizen.class);
assertNull("Empty Put object should return null", emptyCitizen);
assertNull(hbMapper.readValue(putWithBlankRowKey, Citizen.class));
}
@Test
public void testEmptyResults() {
Result nullResult = null,
emptyResult = new Result(),
resultWithBlankRowKey = new Result(new ImmutableBytesWritable(new byte[] {}));
Citizen nullCitizen = hbMapper.readValue(nullResult, Citizen.class);
assertNull("Null Result object should return null", nullCitizen);
Citizen emptyCitizen = hbMapper.readValue(emptyResult, Citizen.class);
assertNull("Empty Result object should return null", emptyCitizen);
assertNull(hbMapper.readValue(resultWithBlankRowKey, Citizen.class));
}
public void testResultWithRow(HBRecord p) {
long start, end;
Result result = hbMapper.writeValueAsResult(Arrays.asList(p)).get(0);
ImmutableBytesWritable rowKey = Util.strToIbw(p.composeRowKey());
start = System.currentTimeMillis();
Citizen pFromResult = hbMapper.readValue(rowKey, result, Citizen.class);
end = System.currentTimeMillis();
assertEquals("Data mismatch after deserialization from Result+Row", p, pFromResult);
System.out.printf("Time taken for Result+Row->POJO = %dms%n%n", end - start);
}
public void testPutWithRow(HBRecord p) {
long start, end;
Put put = hbMapper.writeValueAsPut(p);
ImmutableBytesWritable rowKey = Util.strToIbw(p.composeRowKey());
start = System.currentTimeMillis();
Citizen pFromPut = hbMapper.readValue(rowKey, put, Citizen.class);
end = System.currentTimeMillis();
assertEquals("Data mismatch after deserialization from Put", p, pFromPut);
System.out.printf("Time taken for Put->POJO = %dms%n%n", end - start);
}
public void testResult(HBRecord p) {
long start, end;
start = System.currentTimeMillis();
Result result = hbMapper.writeValueAsResult(p);
end = System.currentTimeMillis();
System.out.printf("Time taken for POJO->Result = %dms%n", end - start);
start = System.currentTimeMillis();
Citizen pFromResult = hbMapper.readValue(result, Citizen.class);
end = System.currentTimeMillis();
assertEquals("Data mismatch after deserialization from Result", p, pFromResult);
System.out.printf("Time taken for Result->POJO = %dms%n%n", end - start);
}
@Test
public void testUninstantiatableClass() {
try {
hbMapper.readValue(someResult, UninstantiatableClass.class);
fail(
"If class can't be instantiated, a "
+ ObjectNotInstantiatableException.class.getName()
+ " was expected");
} catch (ObjectNotInstantiatableException e) {
}
}
public void testPut(HBRecord p) {
long start, end;
start = System.currentTimeMillis();
Put put = hbMapper.writeValueAsPut(Arrays.asList(p)).get(0);
end = System.currentTimeMillis();
System.out.printf("Time taken for POJO->Put = %dms%n", end - start);
start = System.currentTimeMillis();
Citizen pFromPut = hbMapper.readValue(put, Citizen.class);
end = System.currentTimeMillis();
assertEquals("Data mismatch after deserialization from Put", p, pFromPut);
System.out.printf("Time taken for Put->POJO = %dms%n%n", end - start);
}
@Test
public void testInvalidRowKey() {
Citizen e = TestObjects.validObjs.get(0);
try {
hbMapper.readValue("invalid row key", hbMapper.writeValueAsPut(e), Citizen.class);
fail("Invalid row key should've thrown " + RowKeyCouldNotBeParsedException.class.getName());
} catch (RowKeyCouldNotBeParsedException ex) {
System.out.println(
"For a simulate HBase row with invalid row key, below Exception was thrown as expected:\n"
+ ex.getMessage()
+ "\n");
}
}
@Test
public void testInvalidClasses() {
Set<String> exceptionMessages = new HashSet<String>();
for (Triplet<HBRecord, String, Class<? extends IllegalArgumentException>> p :
invalidRecordsAndErrorMessages) {
HBRecord record = p.getValue0();
Class recordClass = record.getClass();
assertFalse(
"Object mapper couldn't detect invalidity of class " + recordClass.getName(),
hbMapper.isValid(recordClass));
String errorMessage =
p.getValue1()
+ " ("
+ recordClass.getName()
+ ") should have thrown an "
+ IllegalArgumentException.class.getName();
String exMsgObjToResult = null,
exMsgObjToPut = null,
exMsgResultToObj = null,
exMsgPutToObj = null;
try {
hbMapper.writeValueAsResult(record);
fail(errorMessage + " while converting bean to Result");
} catch (IllegalArgumentException ex) {
assertEquals(
"Mismatch in type of exception thrown for " + recordClass.getSimpleName(),
p.getValue2(),
ex.getClass());
exMsgObjToResult = ex.getMessage();
}
try {
hbMapper.writeValueAsPut(record);
fail(errorMessage + " while converting bean to Put");
} catch (IllegalArgumentException ex) {
assertEquals(
"Mismatch in type of exception thrown for " + recordClass.getSimpleName(),
p.getValue2(),
ex.getClass());
exMsgObjToPut = ex.getMessage();
}
try {
hbMapper.readValue(someResult, recordClass);
fail(errorMessage + " while converting Result to bean");
} catch (IllegalArgumentException ex) {
assertEquals(
"Mismatch in type of exception thrown for " + recordClass.getSimpleName(),
p.getValue2(),
ex.getClass());
exMsgResultToObj = ex.getMessage();
}
try {
hbMapper.readValue(
new ImmutableBytesWritable(someResult.getRow()), someResult, recordClass);
fail(errorMessage + " while converting Result to bean");
} catch (IllegalArgumentException ex) {
assertEquals(
"Mismatch in type of exception thrown for " + recordClass.getSimpleName(),
p.getValue2(),
ex.getClass());
}
try {
hbMapper.readValue(somePut, recordClass);
fail(errorMessage + " while converting Put to bean");
} catch (IllegalArgumentException ex) {
assertEquals(
"Mismatch in type of exception thrown for " + recordClass.getSimpleName(),
p.getValue2(),
ex.getClass());
exMsgPutToObj = ex.getMessage();
}
try {
hbMapper.readValue(new ImmutableBytesWritable(somePut.getRow()), somePut, recordClass);
fail(errorMessage + " while converting row key and Put combo to bean");
} catch (IllegalArgumentException ex) {
assertEquals("Mismatch in type of exception thrown", p.getValue2(), ex.getClass());
}
assertEquals(
"Validation for 'conversion to Result' and 'conversion to Put' differ in code path",
exMsgObjToResult,
exMsgObjToPut);
assertEquals(
"Validation for 'conversion from Result' and 'conversion from Put' differ in code path",
exMsgResultToObj,
exMsgPutToObj);
assertEquals(
"Validation for 'conversion from bean' and 'conversion to bean' differ in code path",
exMsgObjToResult,
exMsgResultToObj);
System.out.printf(
"%s threw below Exception as expected:\n%s\n%n", p.getValue1(), exMsgObjToResult);
if (!exceptionMessages.add(exMsgObjToPut)) {
fail("Same error message for different invalid inputs");
}
}
}