     expect(tokens[6]).toEqual value: "gxr", scopes: ["source.perl", "string.regexp.replace.perl", "punctuation.definition.string.perl", "keyword.control.regexp-option.perl"]
 
   it "tokenizes constant variables", ->
-    {tokens} = grammar.tokenizeLine('__FILE__')
+    {tokens} = grammar.tokenizeLine("__FILE__")
     expect(tokens[0]).toEqual value: "__FILE__", scopes: ["source.perl", "constant.language.perl"]
 
-    {tokens} = grammar.tokenizeLine('__LINE__')
+    {tokens} = grammar.tokenizeLine("__LINE__")
     expect(tokens[0]).toEqual value: "__LINE__", scopes: ["source.perl", "constant.language.perl"]
 
-    {tokens} = grammar.tokenizeLine('__PACKAGE__')
+    {tokens} = grammar.tokenizeLine("__PACKAGE__")
     expect(tokens[0]).toEqual value: "__PACKAGE__", scopes: ["source.perl", "constant.language.perl"]
 
-    {tokens} = grammar.tokenizeLine('__SUB__')
+    {tokens} = grammar.tokenizeLine("__SUB__")
     expect(tokens[0]).toEqual value: "__SUB__", scopes: ["source.perl", "constant.language.perl"]
 
-    {tokens} = grammar.tokenizeLine('__END__')
+    {tokens} = grammar.tokenizeLine("__END__")
     expect(tokens[0]).toEqual value: "__END__", scopes: ["source.perl", "constant.language.perl"]
 
-    {tokens} = grammar.tokenizeLine('__DATA__')
+    {tokens} = grammar.tokenizeLine("__DATA__")
     expect(tokens[0]).toEqual value: "__DATA__", scopes: ["source.perl", "constant.language.perl"]
    expect(tokens[4]).toEqual value: "test", scopes: ["source.perl", "string.regexp.replaceXXX.format.simple_delimiter.perl"]
    expect(tokens[5]).toEqual value: "_", scopes: ["source.perl", "string.regexp.replaceXXX.format.simple_delimiter.perl", "punctuation.definition.string.perl"]

    {tokens} = grammar.tokenizeLine('s/text/test/gxr')
    expect(tokens[0]).toEqual value: "s", scopes: ["source.perl", "string.regexp.replaceXXX.simple_delimiter.perl", "punctuation.definition.string.perl", "support.function.perl"]
    expect(tokens[1]).toEqual value: "/", scopes: ["source.perl", "string.regexp.replaceXXX.simple_delimiter.perl", "punctuation.definition.string.perl"]
    expect(tokens[2]).toEqual value: "text", scopes: ["source.perl", "string.regexp.replaceXXX.simple_delimiter.perl"]

    expect(tokens[4]).toEqual value: "test", scopes: ["source.perl", "string.regexp.replaceXXX.format.simple_delimiter.perl"]
    expect(tokens[5]).toEqual value: "/", scopes: ["source.perl", "string.regexp.replaceXXX.format.simple_delimiter.perl", "punctuation.definition.string.perl"]

    {tokens} = grammar.tokenizeLine("s_text_test_")
    expect(tokens[0]).toEqual value: "s", scopes: ["source.perl", "string.regexp.replaceXXX.simple_delimiter.perl", "punctuation.definition.string.perl", "support.function.perl"]
    expect(tokens[1]).toEqual value: "_", scopes: ["source.perl", "string.regexp.replaceXXX.simple_delimiter.perl", "punctuation.definition.string.perl"]
    expect(tokens[2]).toEqual value: "text", scopes: ["source.perl", "string.regexp.replaceXXX.simple_delimiter.perl"]
