diff --git a/Cargo.lock b/Cargo.lock index 83982db..521ad55 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -67,6 +67,51 @@ dependencies = [ "windows-sys 0.61.2", ] +[[package]] +name = "asn1-rs" +version = "0.7.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "56624a96882bb8c26d61312ae18cb45868e5a9992ea73c58e45c3101e56a1e60" +dependencies = [ + "asn1-rs-derive", + "asn1-rs-impl", + "displaydoc", + "nom", + "num-traits", + "rusticata-macros", + "thiserror", + "time", +] + +[[package]] +name = "asn1-rs-derive" +version = "0.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3109e49b1e4909e9db6515a30c633684d68cdeaa252f215214cb4fa1a5bfee2c" +dependencies = [ + "proc-macro2", + "quote", + "syn", + "synstructure", +] + +[[package]] +name = "asn1-rs-impl" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "7b18050c2cd6fe86c3a76584ef5e0baf286d038cda203eb6223df2cc413565f7" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + +[[package]] +name = "autocfg" +version = "1.5.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8" + [[package]] name = "backtrace" version = "0.3.76" @@ -91,10 +136,17 @@ dependencies = [ "backtrace", ] +[[package]] +name = "base64" +version = "0.22.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6" + [[package]] name = "bench-common" version = "0.1.0" dependencies = [ + "rcgen", "serde", "serde_json", "strum", @@ -132,6 +184,16 @@ version = "1.11.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "b35204fbdc0b3f4446b89fc1ac2cf84a8a68971995d0bf2e925ec7cd960f9cb3" +[[package]] +name = "cc" +version = "1.2.54" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "6354c81bbfd62d9cfa9cb3c773c2b7b2a3a482d569de977fd0e961f6e7c00583" +dependencies = [ + "find-msvc-tools", + "shlex", +] + [[package]] name = "cfg-if" version = "1.0.4" @@ -184,6 +246,46 @@ version = "1.0.4" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75" +[[package]] +name = "data-encoding" +version = "2.10.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d7a1e2f27636f116493b8b860f5546edb47c8d8f8ea73e1d2a20be88e28d1fea" + +[[package]] +name = "der-parser" +version = "10.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "07da5016415d5a3c4dd39b11ed26f915f52fc4e0dc197d87908bc916e51bc1a6" +dependencies = [ + "asn1-rs", + "displaydoc", + "nom", + "num-bigint", + "num-traits", + "rusticata-macros", +] + +[[package]] +name = "deranged" +version = "0.5.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ececcb659e7ba858fb4f10388c250a7252eb0a27373f1a72b8748afdd248e587" +dependencies = [ + "powerfmt", +] + +[[package]] +name = "displaydoc" +version = "0.2.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "97369cbbc041bc366949bc74d34658d6cda5621039731c6310521892a3a20ae0" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + [[package]] name = "errno" version = "0.3.14" @@ -194,6 +296,23 @@ dependencies = [ "windows-sys 0.61.2", ] +[[package]] +name = "find-msvc-tools" +version = "0.1.8" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8591b0bcc8a98a64310a2fae1bb3e9b8564dd10e381e6e28010fde8e8e8568db" + +[[package]] +name = "getrandom" +version = "0.2.17" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ff2abc00be7fca6ebc474524697ae276ad847ad0a6b3faa4bcb027e9a4614ad0" +dependencies = [ + "cfg-if", + "libc", + "wasi", +] + [[package]] name = "gimli" version = "0.32.3" @@ -224,6 +343,12 @@ version = "1.0.17" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "92ecc6618181def0457392ccd0ee51198e065e016d1d527a7ac1b6dc7c1f09d2" +[[package]] +name = "lazy_static" +version = "1.5.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe" + [[package]] name = "libc" version = "0.2.180" @@ -281,6 +406,12 @@ dependencies = [ "syn", ] +[[package]] +name = "minimal-lexical" +version = "0.2.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a" + [[package]] name = "miniz_oxide" version = "0.8.9" @@ -301,6 +432,50 @@ dependencies = [ "windows-sys 0.61.2", ] +[[package]] +name = "nom" +version = "7.1.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a" +dependencies = [ + "memchr", + "minimal-lexical", +] + +[[package]] +name = "num-bigint" +version = "0.4.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9" +dependencies = [ + "num-integer", + "num-traits", +] + +[[package]] +name = "num-conv" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "cf97ec579c3c42f953ef76dbf8d55ac91fb219dde70e49aa4a6b7d74e9919050" + +[[package]] +name = "num-integer" +version = "0.1.46" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "7969661fd2958a5cb096e56c8e1ad0444ac2bbcd0061bd28660485a44879858f" +dependencies = [ + "num-traits", +] + +[[package]] +name = "num-traits" +version = "0.2.19" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841" +dependencies = [ + "autocfg", +] + [[package]] name = "object" version = "0.37.3" @@ -310,6 +485,15 @@ dependencies = [ "memchr", ] +[[package]] +name = "oid-registry" +version = "0.8.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "12f40cff3dde1b6087cc5d5f5d4d65712f34016a03ed60e9c08dcc392736b5b7" +dependencies = [ + "asn1-rs", +] + [[package]] name = "once_cell_polyfill" version = "1.70.2" @@ -345,12 +529,28 @@ dependencies = [ "windows-link", ] +[[package]] +name = "pem" +version = "3.0.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1d30c53c26bc5b31a98cd02d20f25a7c8567146caf63ed593a9d87b2775291be" +dependencies = [ + "base64", + "serde_core", +] + [[package]] name = "pin-project-lite" version = "0.2.16" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "3b3cff922bd51709b605d9ead9aa71031d81447142d828eb4a6eba76fe619f9b" +[[package]] +name = "powerfmt" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391" + [[package]] name = "proc-macro2" version = "1.0.106" @@ -369,6 +569,20 @@ dependencies = [ "proc-macro2", ] +[[package]] +name = "rcgen" +version = "0.14.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "10b99e0098aa4082912d4c649628623db6aba77335e4f4569ff5083a6448b32e" +dependencies = [ + "pem", + "ring", + "rustls-pki-types", + "time", + "x509-parser", + "yasna", +] + [[package]] name = "redox_syscall" version = "0.5.18" @@ -378,12 +592,35 @@ dependencies = [ "bitflags", ] +[[package]] +name = "ring" +version = "0.17.14" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a4689e6c2294d81e88dc6261c768b63bc4fcdb852be6d1352498b114f61383b7" +dependencies = [ + "cc", + "cfg-if", + "getrandom", + "libc", + "untrusted", + "windows-sys 0.52.0", +] + [[package]] name = "rustc-demangle" version = "0.1.27" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "b50b8869d9fc858ce7266cce0194bd74df58b9d0e3f6df3a9fc8eb470d95c09d" +[[package]] +name = "rusticata-macros" +version = "4.1.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "faf0c4a6ece9950b9abdb62b1cfcf2a68b3b67a10ba445b3bb85be2a293d0632" +dependencies = [ + "nom", +] + [[package]] name = "rustix" version = "1.1.3" @@ -397,6 +634,15 @@ dependencies = [ "windows-sys 0.61.2", ] +[[package]] +name = "rustls-pki-types" +version = "1.14.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "be040f8b0a225e40375822a563fa9524378b9d63112f53e19ffff34df5d33fdd" +dependencies = [ + "zeroize", +] + [[package]] name = "scopeguard" version = "1.2.0" @@ -446,6 +692,12 @@ dependencies = [ "zmij", ] +[[package]] +name = "shlex" +version = "1.3.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64" + [[package]] name = "signal-hook-registry" version = "1.4.8" @@ -531,6 +783,17 @@ dependencies = [ "unicode-ident", ] +[[package]] +name = "synstructure" +version = "0.13.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "728a70f3dbaf5bab7f0c4b1ac8d7ae5ea60a4b5549c8a5914361c99147a709d2" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + [[package]] name = "terminal_size" version = "0.4.3" @@ -551,6 +814,57 @@ dependencies = [ "unicode-width 0.2.2", ] +[[package]] +name = "thiserror" +version = "2.0.18" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "4288b5bcbc7920c07a1149a35cf9590a2aa808e0bc1eafaade0b80947865fbc4" +dependencies = [ + "thiserror-impl", +] + +[[package]] +name = "thiserror-impl" +version = "2.0.18" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ebc4ee7f67670e9b64d05fa4253e753e016c6c95ff35b89b7941d6b856dec1d5" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + +[[package]] +name = "time" +version = "0.3.46" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9da98b7d9b7dad93488a84b8248efc35352b0b2657397d4167e7ad67e5d535e5" +dependencies = [ + "deranged", + "itoa", + "num-conv", + "powerfmt", + "serde_core", + "time-core", + "time-macros", +] + +[[package]] +name = "time-core" +version = "0.1.8" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "7694e1cfe791f8d31026952abf09c69ca6f6fa4e1a1229e18988f06a04a12dca" + +[[package]] +name = "time-macros" +version = "0.2.26" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "78cc610bac2dcee56805c99642447d4c5dbde4d01f752ffea0199aee1f601dc4" +dependencies = [ + "num-conv", + "time-core", +] + [[package]] name = "tokio" version = "1.49.0" @@ -603,6 +917,12 @@ version = "0.2.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "b4ac048d71ede7ee76d585517add45da530660ef4390e49b098733c6e897f254" +[[package]] +name = "untrusted" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1" + [[package]] name = "utf8parse" version = "0.2.2" @@ -621,13 +941,22 @@ version = "0.2.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5" +[[package]] +name = "windows-sys" +version = "0.52.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d" +dependencies = [ + "windows-targets 0.52.6", +] + [[package]] name = "windows-sys" version = "0.60.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f2f500e4d28234f72040990ec9d39e3a6b950f9f22d3dba18416c35882612bcb" dependencies = [ - "windows-targets", + "windows-targets 0.53.5", ] [[package]] @@ -639,6 +968,22 @@ dependencies = [ "windows-link", ] +[[package]] +name = "windows-targets" +version = "0.52.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973" +dependencies = [ + "windows_aarch64_gnullvm 0.52.6", + "windows_aarch64_msvc 0.52.6", + "windows_i686_gnu 0.52.6", + "windows_i686_gnullvm 0.52.6", + "windows_i686_msvc 0.52.6", + "windows_x86_64_gnu 0.52.6", + "windows_x86_64_gnullvm 0.52.6", + "windows_x86_64_msvc 0.52.6", +] + [[package]] name = "windows-targets" version = "0.53.5" @@ -646,64 +991,145 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "4945f9f551b88e0d65f3db0bc25c33b8acea4d9e41163edf90dcd0b19f9069f3" dependencies = [ "windows-link", - "windows_aarch64_gnullvm", - "windows_aarch64_msvc", - "windows_i686_gnu", - "windows_i686_gnullvm", - "windows_i686_msvc", - "windows_x86_64_gnu", - "windows_x86_64_gnullvm", - "windows_x86_64_msvc", + "windows_aarch64_gnullvm 0.53.1", + "windows_aarch64_msvc 0.53.1", + "windows_i686_gnu 0.53.1", + "windows_i686_gnullvm 0.53.1", + "windows_i686_msvc 0.53.1", + "windows_x86_64_gnu 0.53.1", + "windows_x86_64_gnullvm 0.53.1", + "windows_x86_64_msvc 0.53.1", ] +[[package]] +name = "windows_aarch64_gnullvm" +version = "0.52.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3" + [[package]] name = "windows_aarch64_gnullvm" version = "0.53.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "a9d8416fa8b42f5c947f8482c43e7d89e73a173cead56d044f6a56104a6d1b53" +[[package]] +name = "windows_aarch64_msvc" +version = "0.52.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469" + [[package]] name = "windows_aarch64_msvc" version = "0.53.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = 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"windows_x86_64_gnullvm" version = "0.53.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "0ffa179e2d07eee8ad8f57493436566c7cc30ac536a3379fdf008f47f6bb7ae1" +[[package]] +name = "windows_x86_64_msvc" +version = "0.52.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec" + [[package]] name = "windows_x86_64_msvc" version = "0.53.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "d6bbff5f0aada427a1e5a6da5f1f98158182f26556f345ac9e04d36d0ebed650" +[[package]] +name = "x509-parser" +version = "0.18.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "eb3e137310115a65136898d2079f003ce33331a6c4b0d51f1531d1be082b6425" +dependencies = [ + "asn1-rs", + "data-encoding", + "der-parser", + "lazy_static", + "nom", + "oid-registry", + "ring", + "rusticata-macros", + "thiserror", + "time", +] + +[[package]] +name = "yasna" +version = "0.5.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e17bb3549cc1321ae1296b9cdc2698e2b6cb1992adfa19a8c72e5b7a738f44cd" +dependencies = [ + "time", +] + +[[package]] +name = "zeroize" +version = "1.8.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b97154e67e32c85465826e8bcc1c59429aaaf107c1e4a9e53c8d8ccd5eff88d0" + [[package]] name = "zmij" version = "1.0.16" diff --git a/Cargo.toml b/Cargo.toml index 4a509d0..e9b83f1 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -12,6 +12,7 @@ bench-common = { path = "bench-common" } claims = "0.8" clap = { version = "4.5", features = ["derive"] } miette = { version = "7", features = ["fancy"] } +rcgen = "0.14" rstest = "0.26" serde = { version = "1", features = ["derive"] } serde_json = "1" diff --git a/bench-common/Cargo.toml b/bench-common/Cargo.toml index 2a71b39..2d04ad8 100644 --- a/bench-common/Cargo.toml +++ b/bench-common/Cargo.toml @@ -5,6 +5,7 @@ authors.workspace = true edition.workspace = true [dependencies] +rcgen.workspace = true serde.workspace = true serde_json.workspace = true strum.workspace = true diff --git a/bench-common/src/cert.rs b/bench-common/src/cert.rs new file mode 100644 index 0000000..04afe8c --- /dev/null +++ b/bench-common/src/cert.rs @@ -0,0 +1,126 @@ +//! Self-signed certificate generation for local testing. +//! +//! Generates a CA certificate and server certificate for TLS benchmarking. +//! These certificates are NOT suitable for production use. + +use std::net::{IpAddr, Ipv4Addr, Ipv6Addr}; + +use rcgen::{BasicConstraints, CertificateParams, DnType, IsCa, Issuer, KeyPair, SanType}; + +/// Generated certificate material for TLS server. +#[derive(Clone)] +pub struct ServerCertificate { + /// DER-encoded certificate chain (server cert, then CA cert). + pub cert_chain_der: Vec>, + /// DER-encoded private key. + pub private_key_der: Vec, +} + +/// Generated CA certificate for client verification. +pub struct CaCertificate { + /// DER-encoded CA certificate. + pub cert_der: Vec, + /// The CA key pair for signing. + key_pair: KeyPair, + /// The CA certificate params for creating an Issuer. + params: CertificateParams, +} + +impl CaCertificate { + /// Generate a new self-signed CA certificate. + /// + /// # Errors + /// Returns an error if certificate generation fails. + pub fn generate() -> Result { + let mut params = CertificateParams::default(); + params.is_ca = IsCa::Ca(BasicConstraints::Unconstrained); + params + .distinguished_name + .push(DnType::CommonName, "tls-pq-bench CA"); + params + .distinguished_name + .push(DnType::OrganizationName, "tls-pq-bench"); + + let key_pair = KeyPair::generate()?; + let cert = params.self_signed(&key_pair)?; + + Ok(Self { + cert_der: cert.der().to_vec(), + key_pair, + params, + }) + } + + /// Generate a server certificate signed by this CA. + /// + /// # Arguments + /// * `server_name` - The server's DNS name (e.g., "localhost"). + /// + /// # Errors + /// Returns an error if certificate generation fails. + pub fn sign_server_cert(&self, server_name: &str) -> Result { + let mut params = CertificateParams::default(); + params + .distinguished_name + .push(DnType::CommonName, server_name); + params.subject_alt_names = vec![ + SanType::DnsName(server_name.try_into()?), + SanType::DnsName("localhost".try_into()?), + SanType::IpAddress(IpAddr::V4(Ipv4Addr::LOCALHOST)), + SanType::IpAddress(IpAddr::V6(Ipv6Addr::LOCALHOST)), + ]; + + let server_key = KeyPair::generate()?; + let issuer = Issuer::from_params(&self.params, &self.key_pair); + let server_cert = params.signed_by(&server_key, &issuer)?; + + Ok(ServerCertificate { + cert_chain_der: vec![server_cert.der().to_vec(), self.cert_der.clone()], + private_key_der: server_key.serialize_der(), + }) + } +} + +/// Generate a complete certificate pair (CA + server) for testing. +/// +/// # Arguments +/// * `server_name` - The server's DNS name (e.g., "localhost"). +/// +/// # Errors +/// Returns an error if certificate generation fails. +pub fn generate_test_certs( + server_name: &str, +) -> Result<(CaCertificate, ServerCertificate), rcgen::Error> { + let ca = CaCertificate::generate()?; + let server = ca.sign_server_cert(server_name)?; + Ok((ca, server)) +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn generate_ca_certificate() { + let ca = CaCertificate::generate().expect("CA generation should succeed"); + assert!(!ca.cert_der.is_empty()); + } + + #[test] + fn generate_server_certificate() { + let ca = CaCertificate::generate().expect("CA generation should succeed"); + let server = ca + .sign_server_cert("localhost") + .expect("server cert generation should succeed"); + assert_eq!(server.cert_chain_der.len(), 2); + assert!(!server.private_key_der.is_empty()); + } + + #[test] + fn generate_test_certs_helper() { + let (ca, server) = + generate_test_certs("test.local").expect("test cert generation should succeed"); + assert!(!ca.cert_der.is_empty()); + assert_eq!(server.cert_chain_der.len(), 2); + } +} diff --git a/bench-common/src/lib.rs b/bench-common/src/lib.rs index a1a3679..98cfc62 100644 --- a/bench-common/src/lib.rs +++ b/bench-common/src/lib.rs @@ -1,5 +1,7 @@ //! Common types and utilities for the TLS benchmark harness. +pub mod cert; + use serde::{Deserialize, Serialize}; use std::fmt; use strum::{Display, EnumString}; @@ -63,9 +65,9 @@ mod tests { ttlb_ns: 2_000_000, }; let json = record.to_ndjson().expect("serialization should succeed"); - assert!(json.contains("\"iteration\":0")); - assert!(json.contains("\"mode\":\"x25519\"")); - assert!(json.contains("\"payload_bytes\":1024")); + assert!(json.contains(r#""iteration":0"#)); + assert!(json.contains(r#""mode":"x25519""#)); + assert!(json.contains(r#""payload_bytes":1024"#)); } #[test]