[Bug #20474] Keep spaces in leading blank line

1 files changed, 11 insertions, 1 deletions

diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
index 8bdac2ebd1..7b894eee79 100644
--- a/test/ruby/test_syntax.rb
+++ b/test/ruby/test_syntax.rb
@@ -889,6 +889,16 @@ e"
     assert_dedented_heredoc(expect, result)
   end
 
+  def test_dedented_heredoc_with_leading_blank_line
+    # the blank line has six leading spaces
+    result = "      \n" \
+             "    b\n"
+    expect = "  \n" \
+             "b\n"
+    assert_dedented_heredoc(expect, result)
+  end
+
+
   def test_dedented_heredoc_with_blank_more_indented_line_escaped
     result = "    a\n" \
              "\\ \\ \\ \\ \\ \\ \n" \
@@ -996,7 +1006,7 @@ eom
   end
 
   def test_dedented_heredoc_concatenation
-    assert_equal("\n0\n1", eval("<<~0 '1'\n \n0\#{}\n0"))
+    assert_equal(" \n0\n1", eval("<<~0 '1'\n \n0\#{}\n0"))
   end
 
   def test_heredoc_mixed_encoding