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HADOOP-3679. Fixup assert ordering in unit tests to yield meaningful error 

messages. Contributed by Jay Vyas


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1577396 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Christopher Douglas 2014-03-14 00:46:50 +00:00
parent 53790d3300
commit 6988a4fc71
12 changed files with 162 additions and 124 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
View File

@ -370,6 +370,9 @@ Release 2.4.0 - UNRELEASED
HADOOP-10386. Log proxy hostname in various exceptions being thrown in a HA
setup. (wheat9)
HADOOP-3679. Fixup assert ordering in unit tests to yield meaningful error
messages. (Jay Vyas via cdouglas)
OPTIMIZATIONS
BUG FIXES

49
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestPath.java
View File

@ -278,11 +278,11 @@ public class TestPath extends TestCase {
Path child = new Path("foo2://bar2/baz2");
assertEquals(child, new Path(parent, child));
}
@Test (timeout = 30000)
public void testScheme() throws java.io.IOException {
assertEquals("foo:/bar", new Path("foo:/","/bar").toString());
assertEquals("foo://bar/baz", new Path("foo://bar/","/baz").toString());
assertEquals("foo:/bar", new Path("foo:/","/bar").toString());
assertEquals("foo://bar/baz", new Path("foo://bar/","/baz").toString());
}
@Test (timeout = 30000)
@ -311,12 +311,19 @@ public class TestPath extends TestCase {
@Test (timeout = 30000)
public void testPathToUriConversion() throws URISyntaxException, IOException {
// Path differs from URI in that it ignores the query part..
assertEquals(new URI(null, null, "/foo?bar", null, null), new Path("/foo?bar").toUri());
assertEquals(new URI(null, null, "/foo\"bar", null, null), new Path("/foo\"bar").toUri());
assertEquals(new URI(null, null, "/foo bar", null, null), new Path("/foo bar").toUri());
// therefore "foo?bar" is a valid Path, so a URI created from a Path has path "foo?bar"
// where in a straight URI the path part is just "foo"
assertEquals("/foo?bar", new Path("http://localhost/foo?bar").toUri().getPath());
assertEquals("? mark char in to URI",
new URI(null, null, "/foo?bar", null, null),
new Path("/foo?bar").toUri());
assertEquals("escape slashes chars in to URI",
new URI(null, null, "/foo\"bar", null, null),
new Path("/foo\"bar").toUri());
assertEquals("spaces in chars to URI",
new URI(null, null, "/foo bar", null, null),
new Path("/foo bar").toUri());
// therefore "foo?bar" is a valid Path, so a URI created from a Path
// has path "foo?bar" where in a straight URI the path part is just "foo"
assertEquals("/foo?bar",
new Path("http://localhost/foo?bar").toUri().getPath());
assertEquals("/foo", new URI("http://localhost/foo?bar").getPath());
// The path part handling in Path is equivalent to URI
@ -332,11 +339,14 @@ public class TestPath extends TestCase {
@Test (timeout = 30000)
public void testReservedCharacters() throws URISyntaxException, IOException {
// URI encodes the path
assertEquals("/foo%20bar", new URI(null, null, "/foo bar", null, null).getRawPath());
assertEquals("/foo%20bar",
new URI(null, null, "/foo bar", null, null).getRawPath());
// URI#getPath decodes the path
assertEquals("/foo bar", new URI(null, null, "/foo bar", null, null).getPath());
assertEquals("/foo bar",
new URI(null, null, "/foo bar", null, null).getPath());
// URI#toString returns an encoded path
assertEquals("/foo%20bar", new URI(null, null, "/foo bar", null, null).toString());
assertEquals("/foo%20bar",
new URI(null, null, "/foo bar", null, null).toString());
assertEquals("/foo%20bar", new Path("/foo bar").toUri().toString());
// Reserved chars are not encoded
assertEquals("/foo;bar", new URI("/foo;bar").getPath());
@ -345,12 +355,17 @@ public class TestPath extends TestCase {
assertEquals("/foo+bar", new URI("/foo+bar").getRawPath());
// URI#getPath decodes the path part (and URL#getPath does not decode)
assertEquals("/foo bar", new Path("http://localhost/foo bar").toUri().getPath());
assertEquals("/foo%20bar", new Path("http://localhost/foo bar").toUri().toURL().getPath());
assertEquals("/foo?bar", new URI("http", "localhost", "/foo?bar", null, null).getPath());
assertEquals("/foo%3Fbar", new URI("http", "localhost", "/foo?bar", null, null).toURL().getPath());
assertEquals("/foo bar",
new Path("http://localhost/foo bar").toUri().getPath());
assertEquals("/foo%20bar",
new Path("http://localhost/foo bar").toUri().toURL().getPath());
assertEquals("/foo?bar",
new URI("http", "localhost", "/foo?bar", null, null).getPath());
assertEquals("/foo%3Fbar",
new URI("http", "localhost", "/foo?bar", null, null).
toURL().getPath());
}
@Test (timeout = 30000)
public void testMakeQualified() throws URISyntaxException {
URI defaultUri = new URI("hdfs://host1/dir1");

4
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestStat.java
View File

@ -123,10 +123,10 @@ public class TestStat extends FileSystemTestHelper {
// expected
}
}
@Test(timeout=10000)
public void testStatEnvironment() throws Exception {
assertEquals(stat.getEnvironment("LANG"), "C");
assertEquals("C", stat.getEnvironment("LANG"));
}
@Test(timeout=10000)

13
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/TestDataByteBuffers.java
View File

@ -139,24 +139,25 @@ public class TestDataByteBuffers {
writeJunk(dob, r, seed, 1000);
writeJunk(dobb, r, seed, 1000);
byte[] check = toBytes(dobb.getData(), dobb.getLength());
assertEquals(dob.getLength(), check.length);
assertArrayEquals(Arrays.copyOf(dob.getData(), dob.getLength()), check);
assertEquals(check.length, dob.getLength());
assertArrayEquals(check, Arrays.copyOf(dob.getData(), dob.getLength()));
dob.reset();
dobb.reset();
writeJunk(dob, r, seed, 3000);
writeJunk(dobb, r, seed, 3000);
check = toBytes(dobb.getData(), dobb.getLength());
assertEquals(dob.getLength(), check.length);
assertArrayEquals(Arrays.copyOf(dob.getData(), dob.getLength()), check);
assertEquals(check.length, dob.getLength());
assertArrayEquals(check, Arrays.copyOf(dob.getData(), dob.getLength()));
dob.reset();
dobb.reset();
writeJunk(dob, r, seed, 1000);
writeJunk(dobb, r, seed, 1000);
check = toBytes(dobb.getData(), dobb.getLength());
assertEquals(dob.getLength(), check.length);
assertArrayEquals(Arrays.copyOf(dob.getData(), dob.getLength()), check);
assertEquals("Failed Checking length = " + check.length,
check.length, dob.getLength());
assertArrayEquals(check, Arrays.copyOf(dob.getData(), dob.getLength()));
}
@Test

12
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/TestIOUtils.java
View File

@ -221,16 +221,16 @@ public class TestIOUtils {
IOUtils.skipFully(in, 2);
fail("expected to get a PrematureEOFException");
} catch (EOFException e) {
assertEquals(e.getMessage(), "Premature EOF from inputStream " +
"after skipping 1 byte(s).");
assertEquals("Premature EOF from inputStream " +
"after skipping 1 byte(s).",e.getMessage());
}
in.reset();
try {
IOUtils.skipFully(in, 20);
fail("expected to get a PrematureEOFException");
} catch (EOFException e) {
assertEquals(e.getMessage(), "Premature EOF from inputStream " +
"after skipping 5 byte(s).");
assertEquals("Premature EOF from inputStream " +
"after skipping 5 byte(s).",e.getMessage());
}
in.reset();
IOUtils.skipFully(in, 5);
@ -238,8 +238,8 @@ public class TestIOUtils {
IOUtils.skipFully(in, 10);
fail("expected to get a PrematureEOFException");
} catch (EOFException e) {
assertEquals(e.getMessage(), "Premature EOF from inputStream " +
"after skipping 0 byte(s).");
assertEquals("Premature EOF from inputStream " +
"after skipping 0 byte(s).",e.getMessage());
}
} finally {
in.close();

35
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/TestText.java
View File

@ -212,10 +212,13 @@ public class TestText extends TestCase {
assertEquals(ret1, ret2);
// test equal
assertEquals(txt1.compareTo(txt3), 0);
assertEquals(comparator.compare(out1.getData(), 0, out3.getLength(),
out3.getData(), 0, out3.getLength()), 0);
assertEquals("Equivalence of different txt objects, same content" ,
0,
txt1.compareTo(txt3));
assertEquals("Equvalence of data output buffers",
0,
comparator.compare(out1.getData(), 0, out3.getLength(),
out3.getData(), 0, out3.getLength()));
}
}
@ -287,7 +290,7 @@ public class TestText extends TestCase {
@Override
public void run() {
String name = this.getName();
final String name = this.getName();
DataOutputBuffer out = new DataOutputBuffer();
DataInputBuffer in = new DataInputBuffer();
for (int i=0; i < 1000; ++i) {
@ -298,7 +301,7 @@ public class TestText extends TestCase {
in.reset(out.getData(), out.getLength());
String s = WritableUtils.readString(in);
assertEquals(name, s);
assertEquals("input buffer reset contents = " + name, name, s);
} catch (Exception ioe) {
throw new RuntimeException(ioe);
}
@ -388,13 +391,19 @@ public class TestText extends TestCase {
}
}
public void testUtf8Length() {
assertEquals("testUtf8Length1 error !!!", 1, Text.utf8Length(new String(new char[]{(char)1})));
assertEquals("testUtf8Length127 error !!!", 1, Text.utf8Length(new String(new char[]{(char)127})));
assertEquals("testUtf8Length128 error !!!", 2, Text.utf8Length(new String(new char[]{(char)128})));
assertEquals("testUtf8Length193 error !!!", 2, Text.utf8Length(new String(new char[]{(char)193})));
assertEquals("testUtf8Length225 error !!!", 2, Text.utf8Length(new String(new char[]{(char)225})));
assertEquals("testUtf8Length254 error !!!", 2, Text.utf8Length(new String(new char[]{(char)254})));
public void testUtf8Length() {
assertEquals("testUtf8Length1 error !!!",
1, Text.utf8Length(new String(new char[]{(char)1})));
assertEquals("testUtf8Length127 error !!!",
1, Text.utf8Length(new String(new char[]{(char)127})));
assertEquals("testUtf8Length128 error !!!",
2, Text.utf8Length(new String(new char[]{(char)128})));
assertEquals("testUtf8Length193 error !!!",
2, Text.utf8Length(new String(new char[]{(char)193})));
assertEquals("testUtf8Length225 error !!!",
2, Text.utf8Length(new String(new char[]{(char)225})));
assertEquals("testUtf8Length254 error !!!",
2, Text.utf8Length(new String(new char[]{(char)254})));
}
public static void main(String[] args) throws Exception

42
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRPC.java
View File

@ -228,7 +228,7 @@ public class TestRPC {
assertTrue("Exception from RPC exchange() " + e, false);
}
assertEquals(indata.length, outdata.length);
assertEquals(val, 3);
assertEquals(3, val);
for (int i = 0; i < outdata.length; i++) {
assertEquals(outdata[i], i);
}
@ -468,17 +468,17 @@ public class TestRPC {
assertTrue(Arrays.equals(stringResults, null));
UTF8 utf8Result = (UTF8)proxy.echo(new UTF8("hello world"));
assertEquals(utf8Result, new UTF8("hello world"));
assertEquals(new UTF8("hello world"), utf8Result );
utf8Result = (UTF8)proxy.echo((UTF8)null);
assertEquals(utf8Result, null);
assertEquals(null, utf8Result);
int intResult = proxy.add(1, 2);
assertEquals(intResult, 3);
intResult = proxy.add(new int[] {1, 2});
assertEquals(intResult, 3);
// Test protobufs
EnumDescriptorProto sendProto =
EnumDescriptorProto.newBuilder().setName("test").build();
@ -603,28 +603,28 @@ public class TestRPC {
} finally {
server.stop();
}
assertEquals(bindAddr.getAddress(), InetAddress.getLocalHost());
assertEquals(InetAddress.getLocalHost(), bindAddr.getAddress());
}
@Test
public void testAuthorization() throws IOException {
Configuration conf = new Configuration();
conf.setBoolean(CommonConfigurationKeys.HADOOP_SECURITY_AUTHORIZATION,
true);
// Expect to succeed
conf.set(ACL_CONFIG, "*");
doRPCs(conf, false);
// Reset authorization to expect failure
conf.set(ACL_CONFIG, "invalid invalid");
doRPCs(conf, true);
conf.setInt(CommonConfigurationKeys.IPC_SERVER_RPC_READ_THREADS_KEY, 2);
// Expect to succeed
conf.set(ACL_CONFIG, "*");
doRPCs(conf, false);
// Reset authorization to expect failure
conf.set(ACL_CONFIG, "invalid invalid");
doRPCs(conf, true);
@ -659,42 +659,42 @@ public class TestRPC {
*/
@Test
public void testStopMockObject() throws IOException {
RPC.stopProxy(MockitoUtil.mockProtocol(TestProtocol.class));
RPC.stopProxy(MockitoUtil.mockProtocol(TestProtocol.class));
}
@Test
public void testStopProxy() throws IOException {
StoppedProtocol proxy = RPC.getProxy(StoppedProtocol.class,
StoppedProtocol.versionID, null, conf);
StoppedInvocationHandler invocationHandler = (StoppedInvocationHandler)
Proxy.getInvocationHandler(proxy);
assertEquals(invocationHandler.getCloseCalled(), 0);
assertEquals(0, invocationHandler.getCloseCalled());
RPC.stopProxy(proxy);
assertEquals(invocationHandler.getCloseCalled(), 1);
assertEquals(1, invocationHandler.getCloseCalled());
}
@Test
public void testWrappedStopProxy() throws IOException {
StoppedProtocol wrappedProxy = RPC.getProxy(StoppedProtocol.class,
StoppedProtocol.versionID, null, conf);
StoppedInvocationHandler invocationHandler = (StoppedInvocationHandler)
Proxy.getInvocationHandler(wrappedProxy);
StoppedProtocol proxy = (StoppedProtocol) RetryProxy.create(StoppedProtocol.class,
wrappedProxy, RetryPolicies.RETRY_FOREVER);
assertEquals(invocationHandler.getCloseCalled(), 0);
assertEquals(0, invocationHandler.getCloseCalled());
RPC.stopProxy(proxy);
assertEquals(invocationHandler.getCloseCalled(), 1);
assertEquals(1, invocationHandler.getCloseCalled());
}
@Test
public void testErrorMsgForInsecureClient() throws IOException {
Configuration serverConf = new Configuration(conf);
SecurityUtil.setAuthenticationMethod(AuthenticationMethod.KERBEROS,
serverConf);
UserGroupInformation.setConfiguration(serverConf);
final Server server = new RPC.Builder(serverConf).setProtocol(TestProtocol.class)
.setInstance(new TestImpl()).setBindAddress(ADDRESS).setPort(0)
.setNumHandlers(5).setVerbose(true).build();

18
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/net/TestNetworkTopologyWithNodeGroup.java
View File

@ -54,17 +54,17 @@ public class TestNetworkTopologyWithNodeGroup {
@Test
public void testNumOfChildren() throws Exception {
assertEquals(cluster.getNumOfLeaves(), dataNodes.length);
assertEquals(dataNodes.length, cluster.getNumOfLeaves());
}
@Test
public void testNumOfRacks() throws Exception {
assertEquals(cluster.getNumOfRacks(), 3);
assertEquals(3, cluster.getNumOfRacks());
}
@Test
public void testRacks() throws Exception {
assertEquals(cluster.getNumOfRacks(), 3);
assertEquals(3, cluster.getNumOfRacks());
assertTrue(cluster.isOnSameRack(dataNodes[0], dataNodes[1]));
assertTrue(cluster.isOnSameRack(dataNodes[1], dataNodes[2]));
assertFalse(cluster.isOnSameRack(dataNodes[2], dataNodes[3]));
@ -76,7 +76,7 @@ public class TestNetworkTopologyWithNodeGroup {
@Test
public void testNodeGroups() throws Exception {
assertEquals(cluster.getNumOfRacks(), 3);
assertEquals(3, cluster.getNumOfRacks());
assertTrue(cluster.isOnSameNodeGroup(dataNodes[0], dataNodes[1]));
assertFalse(cluster.isOnSameNodeGroup(dataNodes[1], dataNodes[2]));
assertFalse(cluster.isOnSameNodeGroup(dataNodes[2], dataNodes[3]));
@ -88,11 +88,11 @@ public class TestNetworkTopologyWithNodeGroup {
@Test
public void testGetDistance() throws Exception {
assertEquals(cluster.getDistance(dataNodes[0], dataNodes[0]), 0);
assertEquals(cluster.getDistance(dataNodes[0], dataNodes[1]), 2);
assertEquals(cluster.getDistance(dataNodes[0], dataNodes[2]), 4);
assertEquals(cluster.getDistance(dataNodes[0], dataNodes[3]), 6);
assertEquals(cluster.getDistance(dataNodes[0], dataNodes[6]), 8);
assertEquals(0, cluster.getDistance(dataNodes[0], dataNodes[0]));
assertEquals(2, cluster.getDistance(dataNodes[0], dataNodes[1]));
assertEquals(4, cluster.getDistance(dataNodes[0], dataNodes[2]));
assertEquals(6, cluster.getDistance(dataNodes[0], dataNodes[3]));
assertEquals(8, cluster.getDistance(dataNodes[0], dataNodes[6]));
}
@Test

77
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestGenericsUtil.java
View File

@ -28,100 +28,107 @@ import org.apache.hadoop.conf.Configuration;
public class TestGenericsUtil extends TestCase {
public void testToArray() {
//test a list of size 10
List<Integer> list = new ArrayList<Integer>();
List<Integer> list = new ArrayList<Integer>();
for(int i=0; i<10; i++) {
list.add(i);
}
Integer[] arr = GenericsUtil.toArray(list);
for (int i = 0; i < arr.length; i++) {
assertEquals(list.get(i), arr[i]);
assertEquals(
"Array has identical elements as input list",
list.get(i), arr[i]);
}
}
public void testWithEmptyList() {
try {
List<String> list = new ArrayList<String>();
String[] arr = GenericsUtil.toArray(list);
fail("Empty array should throw exception");
System.out.println(arr); //use arr so that compiler will not complain
}catch (IndexOutOfBoundsException ex) {
//test case is successful
}
}
public void testWithEmptyList2() {
List<String> list = new ArrayList<String>();
//this method should not throw IndexOutOfBoundsException
String[] arr = GenericsUtil.<String>toArray(String.class, list);
assertEquals(0, arr.length);
assertEquals("Assert list creation w/ no elements results in length 0",
0, arr.length);
}
/** This class uses generics */
private class GenericClass<T> {
T dummy;
List<T> list = new ArrayList<T>();
void add(T item) {
list.add(item);
}
T[] funcThatUsesToArray() {
T[] arr = GenericsUtil.toArray(list);
return arr;
}
}
public void testWithGenericClass() {
GenericClass<String> testSubject = new GenericClass<String>();
testSubject.add("test1");
testSubject.add("test2");
try {
//this cast would fail, if we had not used GenericsUtil.toArray, since the
//this cast would fail, if we had not used GenericsUtil.toArray, since the
//rmethod would return Object[] rather than String[]
String[] arr = testSubject.funcThatUsesToArray();
assertEquals("test1", arr[0]);
assertEquals("test2", arr[1]);
}catch (ClassCastException ex) {
fail("GenericsUtil#toArray() is not working for generic classes");
}
}
public void testGenericOptionsParser() throws Exception {
GenericOptionsParser parser = new GenericOptionsParser(
new Configuration(), new String[] {"-jt"});
assertEquals(parser.getRemainingArgs().length, 0);
assertEquals(0, parser.getRemainingArgs().length);
// test if -D accepts -Dx=y=z
parser =
new GenericOptionsParser(new Configuration(),
parser =
new GenericOptionsParser(new Configuration(),
new String[] {"-Dx=y=z"});
assertEquals(parser.getConfiguration().get("x"), "y=z");
assertEquals(
"Options parser gets entire ='s expresion",
"y=z", parser.getConfiguration().get("x"));
}
public void testGetClass() {
//test with Integer
Integer x = new Integer(42);
Integer x = new Integer(42);
Class<Integer> c = GenericsUtil.getClass(x);
assertEquals(Integer.class, c);
assertEquals("Correct generic type is acquired from object",
Integer.class, c);
//test with GenericClass<Integer>
GenericClass<Integer> testSubject = new GenericClass<Integer>();
Class<GenericClass<Integer>> c2 = GenericsUtil.getClass(testSubject);
assertEquals(GenericClass.class, c2);
assertEquals("Inner generics are acquired from object.",
GenericClass.class, c2);
}
}

3
hadoop-common-project/hadoop-nfs/src/test/java/org/apache/hadoop/nfs/nfs3/TestFileHandle.java
View File

@ -34,6 +34,7 @@ public class TestFileHandle {
// Deserialize it back
FileHandle handle2 = new FileHandle();
handle2.deserialize(xdr.asReadOnlyWrap());
Assert.assertEquals(handle.getFileId(), 1024);
Assert.assertEquals("Failed: Assert 1024 is id ", 1024,
handle.getFileId());
}
}

20
hadoop-common-project/hadoop-nfs/src/test/java/org/apache/hadoop/nfs/nfs3/TestIdUserGroup.java
View File

@ -53,19 +53,19 @@ public class TestIdUserGroup {
IdUserGroup.updateMapInternal(uMap, "user", GET_ALL_USERS_CMD, ":");
assertTrue(uMap.size() == 5);
assertEquals(uMap.get(0), "root");
assertEquals(uMap.get(11501), "hdfs");
assertEquals(uMap.get(11502), "hdfs2");
assertEquals(uMap.get(2), "bin");
assertEquals(uMap.get(1), "daemon");
assertEquals("root", uMap.get(0));
assertEquals("hdfs", uMap.get(11501));
assertEquals("hdfs2",uMap.get(11502));
assertEquals("bin", uMap.get(2));
assertEquals("daemon", uMap.get(1));
IdUserGroup.updateMapInternal(gMap, "group", GET_ALL_GROUPS_CMD, ":");
assertTrue(gMap.size() == 3);
assertEquals(gMap.get(11501), "hdfs");
assertEquals(gMap.get(497), "mapred");
assertEquals(gMap.get(498), "mapred3");
assertEquals("hdfs",gMap.get(11501));
assertEquals("mapred", gMap.get(497));
assertEquals("mapred3", gMap.get(498));
}
@Test
public void testUserUpdateSetting() throws IOException {
IdUserGroup iug = new IdUserGroup();

10
hadoop-common-project/hadoop-nfs/src/test/java/org/apache/hadoop/oncrpc/TestXDR.java
View File

@ -21,24 +21,26 @@ import org.junit.Assert;
import org.junit.Test;
public class TestXDR {
static final int WRITE_VALUE=23;
private void serializeInt(int times) {
XDR w = new XDR();
for (int i = 0; i < times; ++i)
w.writeInt(23);
w.writeInt(WRITE_VALUE);
XDR r = w.asReadOnlyWrap();
for (int i = 0; i < times; ++i)
Assert.assertEquals(r.readInt(), 23);
Assert.assertEquals(
WRITE_VALUE,r.readInt());
}
private void serializeLong(int times) {
XDR w = new XDR();
for (int i = 0; i < times; ++i)
w.writeLongAsHyper(23);
w.writeLongAsHyper(WRITE_VALUE);
XDR r = w.asReadOnlyWrap();
for (int i = 0; i < times; ++i)
Assert.assertEquals(r.readHyper(), 23);
Assert.assertEquals(WRITE_VALUE, r.readHyper());
}
@Test