Add new test for Reline within pipe

1 files changed, 24 insertions, 0 deletions

diff --git a/test/reline/test_within_pipe.rb b/test/reline/test_within_pipe.rb
new file mode 100644
index 0000000000..586e782be4
--- /dev/null
+++ b/test/reline/test_within_pipe.rb
@@ -0,0 +1,24 @@
+require_relative 'helper'
+
+class Reline::WithinPipeTest < Reline::TestCase
+  def setup
+    Reline.send(:test_mode)
+    @reader, @writer = IO.pipe((RELINE_TEST_ENCODING rescue Encoding.default_external))
+    Reline.input = @reader
+    @config = Reline.class_variable_get(:@@config)
+    @line_editor = Reline.class_variable_get(:@@line_editor)
+  end
+
+  def teardown
+    Reline.input = STDIN
+    Reline.output = STDOUT
+    @reader.close
+    @writer.close
+    @config.reset
+  end
+
+  def test_simple_input
+    @writer.write("abc\n")
+    assert_equal 'abc', Reline.readmultiline(&proc{ true })
+  end
+end