Create AbstractByteBufTest for ByteBufAdaptor

There are a number of test failures that needs to be looked at, still.

pom.xml

@@ -394,6 +394,13 @@
       <version>${netty.build.version}</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-buffer</artifactId>
+      <version>${netty.version}</version>
+      <type>test-jar</type>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-handler</artifactId>

src/test/java/io/netty/buffer/api/adaptor/ByteBufAdaptorTest.java

@@ -0,0 +1,25 @@
+package io.netty.buffer.api.adaptor;
+
+import io.netty.buffer.AbstractByteBufTest;
+import io.netty.buffer.ByteBuf;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+
+public class ByteBufAdaptorTest extends AbstractByteBufTest {
+    static ByteBufAllocatorAdaptor alloc;
+
+    @BeforeClass
+    public static void setUpAllocator() {
+        alloc = new ByteBufAllocatorAdaptor();
+    }
+
+    @AfterClass
+    public static void tearDownAllocator() throws Exception {
+        alloc.close();
+    }
+
+    @Override
+    protected ByteBuf newBuffer(int capacity, int maxCapacity) {
+        return alloc.buffer(capacity, capacity);
+    }
+}