/**
* @param implementation An {@link HRegionInterface} instance; you'll likely want to pass a mocked
* HRS; can be null.
* @return Mock up a connection that returns a {@link org.apache.hadoop.conf.Configuration} when
* {@link HConnection#getConfiguration()} is called, a 'location' when {@link
* HConnection#getRegionLocation(byte[], byte[], boolean)} is called, and that returns the
* passed {@link HRegionInterface} instance when {@link
* HConnection#getHRegionConnection(String, int)} is called (Be sure call {@link
* HConnectionManager#deleteConnection(org.apache.hadoop.conf.Configuration)} when done with
* this mocked Connection.
* @throws IOException
*/
private HConnection mockConnection(final HRegionInterface implementation) throws IOException {
HConnection connection = HConnectionTestingUtility.getMockedConnection(UTIL.getConfiguration());
Mockito.doNothing().when(connection).close();
// Make it so we return any old location when asked.
final HRegionLocation anyLocation =
new HRegionLocation(HRegionInfo.FIRST_META_REGIONINFO, SN.getHostname(), SN.getPort());
Mockito.when(
connection.getRegionLocation(
(byte[]) Mockito.any(), (byte[]) Mockito.any(), Mockito.anyBoolean()))
.thenReturn(anyLocation);
Mockito.when(connection.locateRegion((byte[]) Mockito.any(), (byte[]) Mockito.any()))
.thenReturn(anyLocation);
if (implementation != null) {
// If a call to getHRegionConnection, return this implementation.
Mockito.when(connection.getHRegionConnection(Mockito.anyString(), Mockito.anyInt()))
.thenReturn(implementation);
}
return connection;
}
/**
* Calls {@link #getMockedConnection(Configuration)} and then mocks a few more of the popular
* {@link HConnection} methods so they do 'normal' operation (see return doc below for list). Be
* sure to shutdown the connection when done by calling {@link
* HConnectionManager#deleteConnection(Configuration, boolean)} else it will stick around; this is
* probably not what you want.
*
* @param implementation An {@link HRegionInterface} instance; you'll likely want to pass a mocked
* HRS; can be null.
* @param conf Configuration to use
* @param implementation An HRegionInterface; can be null but is usually itself a mock.
* @param sn ServerName to include in the region location returned by this <code>implementation
* </code>
* @param hri HRegionInfo to include in the location returned when getRegionLocation is called on
* the mocked connection
* @return Mock up a connection that returns a {@link Configuration} when {@link
* HConnection#getConfiguration()} is called, a 'location' when {@link
* HConnection#getRegionLocation(byte[], byte[], boolean)} is called, and that returns the
* passed {@link HRegionInterface} instance when {@link
* HConnection#getHRegionConnection(String, int)} is called (Be sure call {@link
* HConnectionManager#deleteConnection(org.apache.hadoop.conf.Configuration, boolean)} when
* done with this mocked Connection.
* @throws IOException
*/
public static HConnection getMockedConnectionAndDecorate(
final Configuration conf,
final HRegionInterface implementation,
final ServerName sn,
final HRegionInfo hri)
throws IOException {
HConnection c = HConnectionTestingUtility.getMockedConnection(conf);
Mockito.doNothing().when(c).close();
// Make it so we return a particular location when asked.
final HRegionLocation loc = new HRegionLocation(hri, sn.getHostname(), sn.getPort());
Mockito.when(
c.getRegionLocation(
(byte[]) Mockito.any(), (byte[]) Mockito.any(), Mockito.anyBoolean()))
.thenReturn(loc);
Mockito.when(c.locateRegion((byte[]) Mockito.any(), (byte[]) Mockito.any())).thenReturn(loc);
if (implementation != null) {
// If a call to getHRegionConnection, return this implementation.
Mockito.when(c.getHRegionConnection(Mockito.anyString(), Mockito.anyInt()))
.thenReturn(implementation);
}
return c;
}
@Test(expected = RetriesExhaustedException.class)
public void testTimeoutWaitForMeta() throws IOException, InterruptedException {
HConnection connection = HConnectionTestingUtility.getMockedConnection(UTIL.getConfiguration());
final CatalogTracker ct = constructAndStartCatalogTracker(connection);
ct.waitForMeta(100);
}