Revert "Fix yield_chunks method and improve error handling"

This reverts commit a5b24e7.

Author: kojix2

lib/remote_input/downloader.rb

@@ -213,12 +213,11 @@ def download(output_path, &block)
       end
     end
 
-    private def yield_chunks(path, &block)
-      return unless block_given?
-      
-      path.open("rb") do |input|
+    private def yield_chunks(path)
+      path.open("rb") do |output|
         chunk_size = 1024 * 1024
-        while chunk = input.read(chunk_size)
+        chunk = +""
+        while output.read(chunk_size, chunk)
           yield(chunk)
         end
       end

test/test-downloader.rb

@@ -77,21 +77,6 @@ def teardown
       downloader.download(output_path)
       assert_equal("cached content", output_path.read)
     end
-
-    test("yield chunks when using cache") do
-      output_path = @tmp_dir + "cached_file"
-      content = "chunk1chunk2chunk3"
-      output_path.write(content)
-      
-      downloader = RemoteInput::Downloader.new("https://example.com/file")
-      
-      chunks = []
-      downloader.download(output_path) do |chunk|
-        chunks << chunk
-      end
-      
-      assert_equal(content, chunks.join)
-    end
   end
 
   sub_test_case("fallback URLs") do