1 files changed, 22 insertions, 1 deletions
diff --git a/activestorage/test/service/shared_service_tests.rb b/activestorage/test/service/shared_service_tests.rb
index 30cfca4e36..ca2490f2bc 100644
--- a/activestorage/test/service/shared_service_tests.rb
+++ b/activestorage/test/service/shared_service_tests.rb
@@ -6,7 +6,7 @@ require "active_support/core_ext/securerandom"
 module ActiveStorage::Service::SharedServiceTests
   extend ActiveSupport::Concern
 
-  FIXTURE_DATA = "\211PNG\r\n\032\n\000\000\000\rIHDR\000\000\000\020\000\000\000\020\001\003\000\000\000%=m\"\000\000\000\006PLTE\000\000\000\377\377\377\245\331\237\335\000\000\0003IDATx\234c\370\377\237\341\377_\206\377\237\031\016\2603\334?\314p\1772\303\315\315\f7\215\031\356\024\203\320\275\317\f\367\201R\314\f\017\300\350\377\177\000Q\206\027(\316]\233P\000\000\000\000IEND\256B`\202".dup.force_encoding(Encoding::BINARY)
+  FIXTURE_DATA = (+"\211PNG\r\n\032\n\000\000\000\rIHDR\000\000\000\020\000\000\000\020\001\003\000\000\000%=m\"\000\000\000\006PLTE\000\000\000\377\377\377\245\331\237\335\000\000\0003IDATx\234c\370\377\237\341\377_\206\377\237\031\016\2603\334?\314p\1772\303\315\315\f7\215\031\356\024\203\320\275\317\f\367\201R\314\f\017\300\350\377\177\000Q\206\027(\316]\233P\000\000\000\000IEND\256B`\202").force_encoding(Encoding::BINARY)
 
   included do
     setup do
@@ -50,6 +50,13 @@ module ActiveStorage::Service::SharedServiceTests
       assert_equal FIXTURE_DATA, @service.download(@key)
     end
 
+    test "downloading a nonexistent file" do
+      assert_raises(ActiveStorage::FileNotFoundError) do
+        @service.download(SecureRandom.base58(24))
+      end
+    end
+
+
     test "downloading in chunks" do
       key = SecureRandom.base58(24)
       expected_chunks = [ "a" * 5.megabytes, "b" ]
@@ -68,11 +75,25 @@ module ActiveStorage::Service::SharedServiceTests
       end
     end
 
+    test "downloading a nonexistent file in chunks" do
+      assert_raises(ActiveStorage::FileNotFoundError) do
+        @service.download(SecureRandom.base58(24)) { }
+      end
+    end
+
+
     test "downloading partially" do
       assert_equal "\x10\x00\x00", @service.download_chunk(@key, 19..21)
       assert_equal "\x10\x00\x00", @service.download_chunk(@key, 19...22)
     end
 
+    test "partially downloading a nonexistent file" do
+      assert_raises(ActiveStorage::FileNotFoundError) do
+        @service.download_chunk(SecureRandom.base58(24), 19..21)
+      end
+    end
+
+
     test "existing" do
       assert @service.exist?(@key)
       assert_not @service.exist?(@key + "nonsense")