From 0b2d86c642991214a9361e348f0eeae0c7f47023 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 31 Dec 2015 20:06:22 +0000
Subject: parse.y: single-quote indented heredoc

* parse.y (parser_here_document): update indent for each line in
  indented here document with single-quotes.
  [ruby-core:72479] [Bug #11871]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53398 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_syntax.rb | 116 +++++++++++++++++++++++------------------------
 1 file changed, 58 insertions(+), 58 deletions(-)

(limited to 'test/ruby/test_syntax.rb')

diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
index 63997f423f..1daf7b2d91 100644
--- a/test/ruby/test_syntax.rb
+++ b/test/ruby/test_syntax.rb
@@ -492,92 +492,92 @@ e"
     assert_equal(expected, actual, "#{Bug7559}: ")
   end
 
+  def assert_dedented_heredoc(expect, result, mesg = "")
+    %w[eos "eos" 'eos'].each do |eos|
+      assert_equal(eval("<<-#{eos}\n#{expect}eos\n"),
+                   eval("<<~#{eos}\n#{result}eos\n"),
+                   message(mesg) {"with #{eos}"})
+    end
+  end
+
   def test_dedented_heredoc_without_indentation
-    assert_equal(" y\nz\n", <<~eos)
- y
-z
-    eos
+    result = " y\n" \
+             "z\n"
+    expect = result
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_indentation
-    assert_equal(" a\nb\n", <<~eos)
-     a
-    b
-    eos
+    result = "     a\n" \
+             "    b\n"
+    expect = " a\n" \
+             "b\n"
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_blank_less_indented_line
     # the blank line has two leading spaces
-    result = eval("<<~eos\n" \
-                  "    a\n" \
-                  "  \n" \
-                  "    b\n" \
-                  "    eos\n")
-    assert_equal("a\n\nb\n", result)
+    result = "    a\n" \
+             "  \n" \
+             "    b\n"
+    expect = "a\n" \
+             "\n" \
+             "b\n"
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_blank_less_indented_line_escaped
-    result = eval("<<~eos\n" \
-                  "    a\n" \
-                  "\\ \\ \n" \
-                  "    b\n" \
-                  "    eos\n")
-    assert_equal("    a\n  \n    b\n", result)
+    result = "    a\n" \
+             "\\ \\ \n" \
+             "    b\n"
+    expect = result
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_blank_more_indented_line
     # the blank line has six leading spaces
-    result = eval("<<~eos\n" \
-                  "    a\n" \
-                  "      \n" \
-                  "    b\n" \
-                  "    eos\n")
-    assert_equal("a\n  \nb\n", result)
+    result = "    a\n" \
+             "      \n" \
+             "    b\n"
+    expect = "a\n" \
+             "  \n" \
+             "b\n"
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_blank_more_indented_line_escaped
-    result = eval("<<~eos\n" \
-                  "    a\n" \
-                  "\\ \\ \\ \\ \\ \\ \n" \
-                  "    b\n" \
-                  "    eos\n")
-    assert_equal("    a\n      \n    b\n", result)
+    result = "    a\n" \
+             "\\ \\ \\ \\ \\ \\ \n" \
+             "    b\n"
+    expect = result
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_empty_line
-result = eval("<<~eos\n" \
-              "      This would contain specially formatted text.\n" \
-              "\n" \
-              "      That might span many lines\n" \
-              "    eos\n")
-    assert_equal(<<-eos, result)
-This would contain specially formatted text.
-
-That might span many lines
-    eos
+    result = "      This would contain specially formatted text.\n" \
+             "\n" \
+             "      That might span many lines\n"
+    expect = 'This would contain specially formatted text.'"\n" \
+             ''"\n" \
+             'That might span many lines'"\n"
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_interpolated_expression
-    result = eval(" <<~eos\n" \
-                  "  #{1}a\n" \
-                  " zy\n" \
-                  "      eos\n")
-      assert_equal(<<-eos, result)
- #{1}a
-zy
-      eos
+    result = '  #{1}a'"\n" \
+             " zy\n"
+    expect = ' #{1}a'"\n" \
+             "zy\n"
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_dedented_heredoc_with_interpolated_string
     w = ""
-    result = eval("<<~eos\n" \
-                  " \#{w} a\n" \
-                  "  zy\n" \
-                  "    eos\n")
-    assert_equal(<<-eos, result)
-#{w} a
- zy
-    eos
+    result = " \#{mesg} a\n" \
+             "  zy\n"
+    expect = '#{mesg} a'"\n" \
+             ' zy'"\n"
+    assert_dedented_heredoc(expect, result)
   end
 
   def test_lineno_after_heredoc
-- 
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