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Merged
membphis merged 4 commits into from
Jun 2, 2026
Merged

fuzz: add dedicated number boundary fuzzer #160

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5299890
Add fuzz_numbers target with boundary-focused number generation
membphis Jun 2, 2026
6ab54a7
fuzz: seed fuzz_numbers corpus with JSON Test Suite number cases
membphis Jun 2, 2026
8e277a1
ci: add fuzz_numbers to timed fuzzing schedule
membphis Jun 2, 2026
3633fe8
fuzz: fix f64 comparison logic and broaden serde divergence allowlist
membphis Jun 2, 2026
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1 change: 1 addition & 0 deletions .github/workflows/fuzz.yml
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Expand Up @@ -66,4 +66,5 @@ jobs:
cargo +nightly fuzz run fuzz_parse_eager -- -max_total_time="$max_total_time"
cargo +nightly fuzz run fuzz_depth -- -max_total_time="$max_total_time"
cargo +nightly fuzz run fuzz_ffi_ops -- -max_total_time="$max_total_time"
cargo +nightly fuzz run fuzz_numbers -- -max_total_time="$max_total_time"
cargo +nightly fuzz run fuzz_parse_lazy -- -max_total_time="$max_total_time"
238 changes: 238 additions & 0 deletions fuzz/Cargo.lock
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7 changes: 7 additions & 0 deletions fuzz/Cargo.toml
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Expand Up @@ -42,3 +42,10 @@ path = "fuzz_targets/fuzz_parse_lazy.rs"
test = false
doc = false
bench = false

[[bin]]
name = "fuzz_numbers"
path = "fuzz_targets/fuzz_numbers.rs"
test = false
doc = false
bench = false
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_double_huge_neg_exp.json
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[123.456e-789]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_huge_exp.json
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[0.4e00669999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999969999999006]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_neg_int_huge_exp.json
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[-1e+9999]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_pos_double_huge_exp.json
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[1.5e+9999]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_real_neg_overflow.json
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[-123123e100000]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_real_pos_overflow.json
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[123123e100000]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_real_underflow.json
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[123e-10000000]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_too_big_neg_int.json
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[-123123123123123123123123123123]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_too_big_pos_int.json
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[100000000000000000000]
1 change: 1 addition & 0 deletions fuzz/corpus/fuzz_numbers/i_number_very_big_negative_int.json
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[-237462374673276894279832749832423479823246327846]
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