Fix broken tests.

tests/tokenizer/tags.mwtest

@@ -379,46 +379,46 @@ output: [Text(text="junk <></>")]
 name:   backslash_premature_before
 label:  a backslash before a quote before a space
 input:  "<foo attribute="this is\\" quoted">blah</foo>"
-output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this is\\\" quoted"), TagCloseOpen(padding=""), TagOpenClose(), Text(text="foo"), TagCloseClose()]
+output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this is\\\" quoted"), TagCloseOpen(padding=""), Text(text="blah"), TagOpenClose(), Text(text="foo"), TagCloseClose()]
 
 ---
 
 name:   backslash_premature_after
 label:  a backslash before a quote after a space
 input:  "<foo attribute="this is \\"quoted">blah</foo>"
-output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this is \\\"quoted"), TagCloseOpen(padding=""), TagOpenClose(), Text(text="foo"), TagCloseClose()]
+output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this is \\\"quoted"), TagCloseOpen(padding=""), Text(text="blah"), TagOpenClose(), Text(text="foo"), TagCloseClose()]
 
 ---
 
 name:   backslash_premature_middle
 label:  a backslash before a quote in the middle of a word
 input:  "<foo attribute="this i\\"s quoted">blah</foo>"
-output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this i\\\"s quoted"), TagCloseOpen(padding=""), TagOpenClose(), Text(text="foo"), TagCloseClose()]
+output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this i\\\"s quoted"), TagCloseOpen(padding=""), Text(text="blah"), TagOpenClose(), Text(text="foo"), TagCloseClose()]
 
 ---
 
 name:   backslash_adjacent
 label:  escaped quotes next to unescaped quotes
 input:  "<foo attribute="\\"this is quoted\\"">blah</foo>"
-output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="\\\"this is quoted\\\""), TagCloseOpen(padding=""), TagOpenClose(), Text(text="foo"), TagCloseClose()]
+output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="\\\"this is quoted\\\""), TagCloseOpen(padding=""), Text(text="blah"), TagOpenClose(), Text(text="foo"), TagCloseClose()]
 
 ---
 
 name:   backslash_endquote
 label:  backslashes before the end quote, causing the attribute to become unquoted
 input:  "<foo attribute="this_is quoted\\">blah</foo>"
-output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), Text(text="\"this_is"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="quoted\\\""), TagCloseOpen(padding=""), TagOpenClose(), Text(text="foo"), TagCloseClose()]
+output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), Text(text="\"this_is"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="quoted\\\""), TagCloseOpen(padding=""), Text(text="blah"), TagOpenClose(), Text(text="foo"), TagCloseClose()]
 
 ---
 
 name:   backslash_double
 label:  two adjacent backslashes, which do *not* affect the quote
 input:  "<foo attribute="this is\\\\" quoted">blah</foo>"
-output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this is\\\\"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="quoted\""), TagCloseOpen(padding=""), TagOpenClose(), Text(text="foo"), TagCloseClose()]
+output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="this is\\\\"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="quoted\""), TagCloseOpen(padding=""), Text(text="blah"), TagOpenClose(), Text(text="foo"), TagCloseClose()]
 
 ---
 
 name:   backslash_unaffecting
 label:  backslashes near quotes, but not immediately adjacent, thus having no effect
 input:  "<foo attribute="\\quote\\d" also="quote\\d\\">blah</foo>"
-output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="\\quote\\d"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="also"), TagAttrEquals(), Text(text="\"quot\\ed\\\""), TagCloseOpen(padding=""), TagOpenClose(), Text(text="foo"), TagCloseClose()]
+output: [TagOpenOpen(showtag=True), Text(text="foo"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="attribute"), TagAttrEquals(), TagAttrQuote(), Text(text="\\quote\\d"), TagAttrStart(pad_first=" ", pad_before_eq="", pad_after_eq=""), Text(text="also"), TagAttrEquals(), Text(text="\"quote\\d\\\""), TagCloseOpen(padding=""), Text(text="blah"), TagOpenClose(), Text(text="foo"), TagCloseClose()]