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Improve reparse fuzz test

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pcpthm 2019-03-22 03:15:16 +09:00
parent 0acb61a911
commit c622000413
1 changed files with 13 additions and 1 deletions
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14
crates/ra_syntax/src/fuzz.rs
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@ -46,7 +46,19 @@ impl CheckReparse {
assert_eq!(&new_file.syntax().text().to_string(), &self.edited_text); assert_eq!(&new_file.syntax().text().to_string(), &self.edited_text);
let full_reparse = SourceFile::parse(&self.edited_text); let full_reparse = SourceFile::parse(&self.edited_text);
for (a, b) in new_file.syntax().descendants().zip(full_reparse.syntax().descendants()) { for (a, b) in new_file.syntax().descendants().zip(full_reparse.syntax().descendants()) {
assert_eq!(a.kind(), b.kind(), "different syntax tree produced by a full reparse"); if (a.kind(), a.range()) != (b.kind(), b.range()) {
eprint!("original:\n{}", file.syntax().debug_dump());
eprint!("reparsed:\n{}", new_file.syntax().debug_dump());
eprint!("full reparse:\n{}", full_reparse.syntax().debug_dump());
assert_eq!(
format!("{:?}", a),
format!("{:?}", b),
"different syntax tree produced by the full reparse"
);
} }
} }
// FIXME
// assert_eq!(new_file.errors(), full_reparse.errors());
assert_eq!(new_file.errors().is_empty(), full_reparse.errors().is_empty());
}
} }