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add fuzz tests for regexes #63

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3 changes: 2 additions & 1 deletion .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -27,4 +27,5 @@ release-note.txt
rainconfig.json
/old
result
docs
docs
proptest-regressions
3 changes: 2 additions & 1 deletion Cargo.lock
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5 changes: 4 additions & 1 deletion Cargo.toml
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Expand Up @@ -62,5 +62,8 @@ tsify = { version = "0.4.5", default-features = false, features = ["js", "wasm-b
[lints.clippy]
all = "warn"

[dev-dependencies]
proptest = "1.4.0"

[package.metadata.docs.rs]
all-features = true
all-features = true
49 changes: 49 additions & 0 deletions src/types/patterns.rs
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Expand Up @@ -107,7 +107,56 @@ pub mod lint_patterns {

#[cfg(test)]
mod tests {
use std::any::Any;

use super::*;
use proptest::prelude::*;

proptest! {
#[test]
fn test_regex_match(input in ".*") {
for pattern in [
&WORD_PATTERN,
&HASH_PATTERN,
&NUMERIC_PATTERN,
&STRING_LITERAL_PATTERN,
&HEX_PATTERN,
&E_PATTERN,
&INT_PATTERN,
&NAMESPACE_PATTERN,
&COMMENT_PATTERN,
&DEP_PATTERN,
&OPERAND_ARG_PATTERN,
&LHS_PATTERN,
&SUB_PARSER_PATTERN
] {
let is_match = pattern.is_match(&input);
assert!(is_match, "Regex {:?} failed to match input: {}", pattern.as_str(), input);
};
}

#[test]
fn test_regex_no_match(input in ".*") {
for pattern in [
&WORD_PATTERN,
&HASH_PATTERN,
&NUMERIC_PATTERN,
&STRING_LITERAL_PATTERN,
&HEX_PATTERN,
&E_PATTERN,
&INT_PATTERN,
&NAMESPACE_PATTERN,
&COMMENT_PATTERN,
&DEP_PATTERN,
&OPERAND_ARG_PATTERN,
&LHS_PATTERN,
&SUB_PARSER_PATTERN
] {
let is_no_match = !pattern.is_match(&input);
assert!(is_no_match, "Regex {:?} incorrectly matched input: {}", pattern.as_str(), input);
};
}
}

#[test]
fn test_patterns() -> anyhow::Result<()> {
Expand Down