diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml index 45f1a65..1605324 100644 --- a/fuzz/Cargo.toml +++ b/fuzz/Cargo.toml @@ -23,5 +23,11 @@ path = "fuzz_targets/streaming.rs" test = false doc = false +[[bin]] +name = "process" +path = "fuzz_targets/process.rs" +test = false +doc = false + # Work around https://github.com/rust-lang/cargo/issues/8338 [workspace] diff --git a/fuzz/fuzz_targets/process.rs b/fuzz/fuzz_targets/process.rs new file mode 100644 index 0000000..9ae0a60 --- /dev/null +++ b/fuzz/fuzz_targets/process.rs @@ -0,0 +1,78 @@ +// The fuzzing harness fuzz test some of the the +// unicode string normalization processing + +#![no_main] + +#[macro_use] +extern crate libfuzzer_sys; +extern crate unicode_normalization; + +use unicode_normalization::{ + char::{ + canonical_combining_class, compose, decompose_canonical, decompose_compatible, + is_combining_mark, + }, + UnicodeNormalization, +}; + +fuzz_target!(|data: (u8, String)| { + let (function_index, string_data) = data; + + // Create an iterator for characters + let mut chars = string_data.chars(); + + // Randomly fuzz a target function + match function_index % 10 { + 0 => { + // Fuzz compose with two distinct characters + if let (Some(c1), Some(c2)) = (chars.next(), chars.next()) { + let _ = compose(c1, c2); + } + } + 1 => { + // Fuzz canonical_combining_class + if let Some(c) = chars.next() { + let _ = canonical_combining_class(c); + } + } + 2 => { + // Fuzz is_combining_mark + if let Some(c) = chars.next() { + let _ = is_combining_mark(c); + } + } + 3 => { + // Fuzz NFC + let _ = string_data.nfc().collect::(); + } + 4 => { + // Fuzz NFKD + let _ = string_data.nfkd().collect::(); + } + 5 => { + // Fuzz NFD + let _ = string_data.nfd().collect::(); + } + 6 => { + // Fuzz NFKC + let _ = string_data.nfkc().collect::(); + } + 7 => { + // Fuzz stream_safe + let _ = string_data.stream_safe().collect::(); + } + 8 => { + // Fuzz decompose_canonical + if let Some(c) = chars.next() { + decompose_canonical(c, |_| {}); + } + } + 9 => { + // Fuzz decompose_compatible + if let Some(c) = chars.next() { + decompose_compatible(c, |_| {}); + } + } + _ => {} + } +}); pFad - Phonifier reborn

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