test/tc_csv_parsing.rb in fastercsv-1.5.3 vs test/tc_csv_parsing.rb in fastercsv-1.5.4

@@ -107,9 +107,25 @@
     # in these cases, but <tt>Array.new</tt> makes more sense to me.
     # 
     assert_equal(Array.new, FasterCSV.parse_line("\n1,2,3\n"))
   end
 
+  def test_rob_edge_cases
+    [ [%Q{"a\nb"},                         ["a\nb"]],
+      [%Q{"\n\n\n"},                       ["\n\n\n"]],
+      [%Q{a,"b\n\nc"},                     ['a', "b\n\nc"]],
+      [%Q{,"\r\n"},                        [nil,"\r\n"]],
+      [%Q{,"\r\n."},                       [nil,"\r\n."]],
+      [%Q{"a\na","one newline"},           ["a\na", 'one newline']],
+      [%Q{"a\n\na","two newlines"},        ["a\n\na", 'two newlines']],
+      [%Q{"a\r\na","one CRLF"},            ["a\r\na", 'one CRLF']],
+      [%Q{"a\r\n\r\na","two CRLFs"},       ["a\r\n\r\na", 'two CRLFs']],
+      [%Q{with blank,"start\n\nfinish"\n}, ['with blank', "start\n\nfinish"]],
+    ].each do |edge_case|
+      assert_equal(edge_case.last, FasterCSV.parse_line(edge_case.first))
+    end
+  end
+
   def test_non_regex_edge_cases
     # An early version of the non-regex parser fails this test
     [["foo,\"foo,bar,baz,foo\",\"foo\"", ["foo", "foo,bar,baz,foo", "foo"]]].each do |edge_case|
       assert_equal(edge_case.last, FasterCSV.parse_line(edge_case.first))
     end