Fix offenses to non-production code

- Lint/AmbiguousBlockAssociation
- Lint/AmbiguousOperatorPrecedence
- Lint/EmptyBlock
- Lint/RedundantSplatExpansion
- Lint/RedundantStringCoercion
- Lint/SymbolConversion
- Lint/UnusedBlockArgument
- Style/BlockDelimiters
- Style/CommentAnnotation
- Style/EachForSimpleLoop
- Style/EmptyMethod
- Style/ExpandPathArguments
- Style/FileWrite
- Style/GlobalStdStream (UNSAFE)
- Style/HashEachMethods (UNSAFE)
- Style/NestedParenthesizedCalls
- Style/NilComparison
- Style/NumericLiteralPrefix (manually fixed)
- Style/ParallelAssignment
- Style/PreferredHashMethods (UNSAFE)
- Style/RedundantInterpolation (UNSAFE)
- Style/RedundantParentheses (UNSAFE)
- Style/RegexpLiteral
- Style/RescueStandardError
- Style/SpecialGlobalVars (UNSAFE)
- Style/SymbolProc (UNSAFE)
- Style/ZeroLengthPredicate (UNSAFE)

1 files changed, 1 insertions, 1 deletions

diff --git a/test/workbook/worksheet/tc_comment.rb b/test/workbook/worksheet/tc_comment.rb
index cbd93f01..8d5df652 100644
--- a/test/workbook/worksheet/tc_comment.rb
+++ b/test/workbook/worksheet/tc_comment.rb
@@ -53,7 +53,7 @@ class TestComment < Test::Unit::TestCase
   def test_to_xml_string
     doc = Nokogiri::XML(@c1.to_xml_string)
     assert_equal(doc.xpath("//comment[@ref='#{@c1.ref}']").size, 1)
-    assert_equal(doc.xpath("//comment[@authorId='#{@c1.author_index.to_s}']").size, 1)
+    assert_equal(doc.xpath("//comment[@authorId='#{@c1.author_index}']").size, 1)
     assert_equal(doc.xpath("//t[text()='#{@c1.author}:\n']").size, 1)
     assert_equal(doc.xpath("//t[text()='#{@c1.text}']").size, 1)
   end