net/imap: Fix ArgumentError in send_string_data

Thanks to ShockwaveNN (Pavel Lobashov) for reporting the bug.
[ruby-core:86990] [Bug #14750]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63396 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 37 insertions, 0 deletions

diff --git a/test/net/imap/test_imap.rb b/test/net/imap/test_imap.rb
index 38ea84cc21..41f25fe1c7 100644
--- a/test/net/imap/test_imap.rb
+++ b/test/net/imap/test_imap.rb
@@ -530,6 +530,43 @@ class IMAPTest < Test::Unit::TestCase
     end
   end
 
+  def test_send_literal
+    server = create_tcp_server
+    port = server.addr[1]
+    requests = []
+    literal = nil
+    @threads << Thread.start do
+      sock = server.accept
+      begin
+        sock.print("* OK test server\r\n")
+        line = sock.gets
+        requests.push(line)
+        size = line.slice(/{(\d+)}\r\n/, 1).to_i
+        sock.print("+ Ready for literal data\r\n")
+        literal = sock.read(size)
+        requests.push(sock.gets)
+        sock.print("RUBY0001 OK TEST completed\r\n")
+        sock.gets
+        sock.print("* BYE terminating connection\r\n")
+        sock.print("RUBY0002 OK LOGOUT completed\r\n")
+      ensure
+        sock.close
+        server.close
+      end
+    end
+    begin
+      imap = Net::IMAP.new(server_addr, :port => port)
+      imap.send(:send_command, "TEST", ["\xDE\xAD\xBE\xEF".b])
+      assert_equal(2, requests.length)
+      assert_equal("RUBY0001 TEST ({4}\r\n", requests[0])
+      assert_equal("\xDE\xAD\xBE\xEF".b, literal)
+      assert_equal(")\r\n", requests[1])
+      imap.logout
+    ensure
+      imap.disconnect
+    end
+  end
+
   def test_disconnect
     server = create_tcp_server
     port = server.addr[1]