1 files changed, 0 insertions, 85 deletions
diff --git a/lib/rubygems/mock_gem_ui.rb b/lib/rubygems/mock_gem_ui.rb
deleted file mode 100644
index 914ecb9a71..0000000000
--- a/lib/rubygems/mock_gem_ui.rb
+++ /dev/null
@@ -1,85 +0,0 @@
-# frozen_string_literal: true
-require_relative 'user_interaction'
-
-##
-# This Gem::StreamUI subclass records input and output to StringIO for
-# retrieval during tests.
-
-class Gem::MockGemUi < Gem::StreamUI
-  ##
-  # Raised when you haven't provided enough input to your MockGemUi
-
-  class InputEOFError < RuntimeError
-    def initialize(question)
-      super "Out of input for MockGemUi on #{question.inspect}"
-    end
-  end
-
-  class TermError < RuntimeError
-    attr_reader :exit_code
-
-    def initialize(exit_code)
-      super
-      @exit_code = exit_code
-    end
-  end
-  class SystemExitException < RuntimeError; end
-
-  module TTY
-
-    attr_accessor :tty
-
-    def tty?()
-      @tty = true unless defined?(@tty)
-      @tty
-    end
-
-    def noecho
-      yield self
-    end
-  end
-
-  def initialize(input = "")
-    require 'stringio'
-    ins = StringIO.new input
-    outs = StringIO.new
-    errs = StringIO.new
-
-    ins.extend TTY
-    outs.extend TTY
-    errs.extend TTY
-
-    super ins, outs, errs, true
-
-    @terminated = false
-  end
-
-  def ask(question)
-    raise InputEOFError, question if @ins.eof?
-
-    super
-  end
-
-  def input
-    @ins.string
-  end
-
-  def output
-    @outs.string
-  end
-
-  def error
-    @errs.string
-  end
-
-  def terminated?
-    @terminated
-  end
-
-  def terminate_interaction(status=0)
-    @terminated = true
-
-    raise TermError, status if status != 0
-    raise SystemExitException
-  end
-end