NullBlobMetadataGenerator implements BlobMetadataGenerator { @Override public Map<String, String> getBlobMetadata(BlobMetadataContext blobMetadataContext) { return null; }  @Override Map<String, String> getBlobMetadata(BlobMetadataContext blobMetadataContext);  }
@Test public void testGetBlobMetadata() { Assert.assertNull(nullBlobMetadataGenerator.getBlobMetadata(new BlobMetadataContext("fake_stream", 100, 10))); }
@Test public void testGetBlobMetadataEmptyInput() { Assert.assertNull(nullBlobMetadataGenerator.getBlobMetadata(new BlobMetadataContext("", 0, 0))); }
@Test public void testGetBlobMetadataNullInput() { Assert.assertNull(nullBlobMetadataGenerator.getBlobMetadata(new BlobMetadataContext(null, 0, 0))); }