Fixed the issue where it cannot use the create_block_blob method with…

… an IO/File object

ChangeLog.md

@@ -1,11 +1,12 @@
 2016.11 - version 0.11.4-preview
 
 ALL
-* Removed the unnecessary dependencies. This resolves: [#55](https://github.com/Azure/azure-storage-ruby/issues/55), [#67](https://github.com/Azure/azure-storage-ruby/issues/67)
+* Removed the unnecessary dependencies. [#55](https://github.com/Azure/azure-storage-ruby/issues/55), [#67](https://github.com/Azure/azure-storage-ruby/issues/67)
 
 BLOB
 * Fixed the issue when checking the content encoding.
 * Fixed the wrong "Content-Encoding" value in the test cases.
+* Fixed the issue where it cannot use the `create_block_blob` method with an IO/File object. [#61](https://github.com/Azure/azure-storage-ruby/issues/61)
 
 2016.10 - version 0.11.3-preview
 

lib/azure/storage/blob/blob_service.rb

@@ -47,7 +47,7 @@ def initialize(options = {})
 
       def call(method, uri, body=nil, headers={}, options={})
         # Force the request.body to the content encoding of specified in the header
-        if headers && !body.nil? && ((body.encoding.to_s <=> 'ASCII_8BIT') != 0)
+        if headers && !body.nil? && (body.is_a? String) && ((body.encoding.to_s <=> 'ASCII_8BIT') != 0)
           if headers['x-ms-blob-content-type'].nil?
             Service::StorageService.with_header headers, 'x-ms-blob-content-type', "text/plain; charset=#{body.encoding.to_s}"
           else

test/integration/blob/block_blob_test.rb

@@ -41,6 +41,23 @@
       blob = subject.create_block_blob container_name, blob_name, content
       blob.name.must_equal blob_name
     end
+
+    it 'creates a block blob with IO' do
+      begin
+        file = File.open blob_name, 'w+'
+        file.write content
+        file.seek 0
+        subject.create_block_blob container_name, blob_name, file
+        blob = subject.get_blob_properties container_name, blob_name
+        blob.name.must_equal blob_name
+        blob.properties[:content_length].must_equal content.length
+      ensure
+        unless file.nil?
+          file.close
+          File.delete blob_name
+        end
+      end
+    end
 
     it 'should create a block blob with spaces in name' do  
       blob_name = 'blob with spaces'