rename test, return different channel every time

Change-Id: Ifd84786b224109b73b6acb13fd08c3f892a48f12

Author: nicholsl

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/gaxx/grpc/BigtableTransportChannelProvider.java

@@ -35,7 +35,6 @@
 public final class BigtableTransportChannelProvider implements TransportChannelProvider {
 
   private final InstantiatingGrpcChannelProvider delegate;
-  private TransportChannel transportChannel;
 
   private BigtableTransportChannelProvider(
       InstantiatingGrpcChannelProvider instantiatingGrpcChannelProvider) {
@@ -104,11 +103,7 @@ public TransportChannelProvider withPoolSize(int size) {
 
   @Override
   public TransportChannel getTransportChannel() throws IOException {
-    TransportChannel result = transportChannel;
-    if (transportChannel == null) {
-      transportChannel = result = createTransportChannel();
-    }
-    return result;
+    return createTransportChannel();
   }
 
   private TransportChannel createTransportChannel() throws IOException {

…able/gaxx/utils/ChannelPoolCopyTest.java …rpc/BigtableChannelPoolSettingsTest.javagoogle-cloud-bigtable/src/test/java/com/google/cloud/bigtable/gaxx/utils/ChannelPoolCopyTest.java renamed to google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/gaxx/grpc/BigtableChannelPoolSettingsTest.java google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/gaxx/utils/ChannelPoolCopyTest.java renamed to google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/gaxx/grpc/BigtableChannelPoolSettingsTest.java

@@ -1,9 +1,8 @@
-package com.google.cloud.bigtable.gaxx.utils;
+package com.google.cloud.bigtable.gaxx.grpc;
 
 import static com.google.common.truth.Truth.assertThat;
 
 import com.google.api.gax.grpc.ChannelPoolSettings;
-import com.google.cloud.bigtable.gaxx.grpc.BigtableChannelPoolSettings;
 import com.google.common.collect.ImmutableSet;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
@@ -18,7 +17,7 @@
 import org.mockito.junit.MockitoRule;
 
 @RunWith(JUnit4.class)
-public class ChannelPoolCopyTest {
+public class BigtableChannelPoolSettingsTest {
   @Rule public MockitoRule mockitoRule = MockitoJUnit.rule();
 
   @Test