[ruby/csv] Fix a bug that write_nil_value or write_empty_value don't work with non String

GitHub: fix GH-123

Reported by asm256. Thanks!!!

https://github.com/ruby/csv/commit/b4492139be

1 files changed, 4 insertions, 4 deletions

diff --git a/test/csv/write/test_converters.rb b/test/csv/write/test_converters.rb
index a93b1040ac..0e0080b4c5 100644
--- a/test/csv/write/test_converters.rb
+++ b/test/csv/write/test_converters.rb
@@ -20,14 +20,14 @@ module TestCSVWriteConverters
   end
 
   def test_nil_value
-    assert_equal(%Q[a,NaN,c\n],
-                 generate_line(["a", nil, "c"],
+    assert_equal(%Q[a,NaN,29\n],
+                 generate_line(["a", nil, 29],
                                write_nil_value: "NaN"))
   end
 
   def test_empty_value
-    assert_equal(%Q[a,,c\n],
-                 generate_line(["a", "", "c"],
+    assert_equal(%Q[a,,29\n],
+                 generate_line(["a", "", 29],
                                write_empty_value: nil))
   end
 end