[TEST] Close input stream in test to not upset windows

src/test/java/org/elasticsearch/common/blobstore/BlobStoreTest.java

@@ -30,23 +30,22 @@ import org.junit.Test;
 
 import java.io.*;
 import java.util.Arrays;
-import java.util.Random;
 
 public class BlobStoreTest extends ElasticsearchTestCase {
 
     @Test
     public void testWriteRead() throws IOException {
-        BlobContainer store = newBlobContainer();
+        final BlobStore store = newBlobStore();
+        final BlobContainer container = store.blobContainer(new BlobPath());
         int length = randomIntBetween(10, scaledRandomIntBetween(1024, 1 << 16));
         byte[] data = new byte[length];
         for (int i = 0; i < data.length; i++) {
             data[i] = (byte) randomInt();
         }
-        try (OutputStream stream = store.createOutput("foobar")) {
+        try (OutputStream stream = container.createOutput("foobar")) {
             stream.write(data);
         }
-        InputStream stream = store.openInput("foobar");
-
+        try (InputStream stream = container.openInput("foobar")) {
             BytesRef target = new BytesRef();
             while (target.length < data.length) {
                 byte[] buffer = new byte[scaledRandomIntBetween(1, data.length - target.length)];
@@ -57,11 +56,13 @@ public class BlobStoreTest extends ElasticsearchTestCase {
             assertEquals(data.length, target.length);
             assertArrayEquals(data, Arrays.copyOfRange(target.bytes, target.offset, target.length));
         }
+        store.close();
+    }
 
-    protected BlobContainer newBlobContainer() {
+    protected BlobStore newBlobStore() {
         File tempDir = newTempDir(LifecycleScope.TEST);
         Settings settings = randomBoolean() ? ImmutableSettings.EMPTY : ImmutableSettings.builder().put("buffer_size", new ByteSizeValue(randomIntBetween(1, 100), ByteSizeUnit.KB)).build();
         FsBlobStore store = new FsBlobStore(settings, tempDir);
-        return store.blobContainer(new BlobPath());
+        return store;
     }
 }