1 files changed, 32 insertions, 1 deletions
diff --git a/test/shell/test_command_processor.rb b/test/shell/test_command_processor.rb
index 2d3f8a4b1a..51e14b5a69 100644
--- a/test/shell/test_command_processor.rb
+++ b/test/shell/test_command_processor.rb
@@ -1,6 +1,6 @@
+# frozen_string_literal: false
 require 'shell'
 require 'tmpdir'
-require_relative '../ruby/envutil'
 
 class TestShell < Test::Unit::TestCase
 end
@@ -66,4 +66,35 @@ class TestShell::CommandProcessor < Test::Unit::TestCase
     Process.waitall
     Dir.rmdir(path)
   end
+
+  def test_test
+    name = "foo#{exeext}"
+    path = File.join(@tmpdir, name)
+    open(path, "w", 0644) {}
+
+    assert_equal(true, @shell[?e, path])
+    assert_equal(true, @shell[:e, path])
+    assert_equal(true, @shell["e", path])
+    assert_equal(true, @shell[:exist?, path])
+    assert_equal(true, @shell["exist?", path])
+    assert_raise_with_message(RuntimeError, /unsupported command/) do
+      assert_equal(true, @shell[:instance_eval, path])
+    end
+  ensure
+    Process.waitall
+    File.unlink(path)
+  end
+
+  def test_option_type
+    name = 'foo.cmd'
+    path = File.join(@tmpdir, name)
+
+    open(path, 'w', 0755) {}
+    assert_raise(TypeError) {
+      catch(catch_command_start) {@shell.system(name, 42)}
+    }
+  ensure
+    Process.waitall
+    File.unlink(path)
+  end
 end