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# frozen_string_literal: true
require "test_helper"
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)
included do
setup do
@key = SecureRandom.base58(24)
@service = self.class.const_get(:SERVICE)
@service.upload @key, StringIO.new(FIXTURE_DATA)
end
teardown do
@service.delete @key
end
test "uploading with integrity" do
begin
key = SecureRandom.base58(24)
data = "Something else entirely!"
@service.upload(key, StringIO.new(data), checksum: Digest::MD5.base64digest(data))
assert_equal data, @service.download(key)
ensure
@service.delete key
end
end
test "uploading without integrity" do
begin
key = SecureRandom.base58(24)
data = "Something else entirely!"
assert_raises(ActiveStorage::IntegrityError) do
@service.upload(key, StringIO.new(data), checksum: Digest::MD5.base64digest("bad data"))
end
assert_not @service.exist?(key)
ensure
@service.delete key
end
end
test "downloading" do
assert_equal FIXTURE_DATA, @service.download(@key)
end
test "downloading in chunks" do
key = SecureRandom.base58(24)
expected_chunks = [ "a" * 5.megabytes, "b" ]
actual_chunks = []
begin
@service.upload key, StringIO.new(expected_chunks.join)
@service.download key do |chunk|
actual_chunks << chunk
end
assert_equal expected_chunks, actual_chunks, "Downloaded chunks did not match uploaded data"
ensure
@service.delete key
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 "existing" do
assert @service.exist?(@key)
assert_not @service.exist?(@key + "nonsense")
end
test "deleting" do
@service.delete @key
assert_not @service.exist?(@key)
end
test "deleting nonexistent key" do
assert_nothing_raised do
@service.delete SecureRandom.base58(24)
end
end
test "deleting by prefix" do
begin
@service.upload("a/a/a", StringIO.new(FIXTURE_DATA))
@service.upload("a/a/b", StringIO.new(FIXTURE_DATA))
@service.upload("a/b/a", StringIO.new(FIXTURE_DATA))
@service.delete_prefixed("a/a/")
assert_not @service.exist?("a/a/a")
assert_not @service.exist?("a/a/b")
assert @service.exist?("a/b/a")
ensure
@service.delete("a/a/a")
@service.delete("a/a/b")
@service.delete("a/b/a")
end
end
end
end
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