bench: Add benchmark generate_certs.

4 files changed, 71 insertions, 26 deletions

diff --git a/openpgp/Cargo.toml b/openpgp/Cargo.toml
index 8381e02c..67509ce2 100644
--- a/openpgp/Cargo.toml
+++ b/openpgp/Cargo.toml
@@ -86,5 +86,9 @@ name = "pad"
 required-features = ["compression-deflate"]
 
 [[bench]]
-name = "read_keys"
+name = "generate_cert"
+harness = false
+
+[[bench]]
+name = "parse_cert"
 harness = false
diff --git a/openpgp/benches/generate_cert.rs b/openpgp/benches/generate_cert.rs
new file mode 100644
index 00000000..3f5def86
--- /dev/null
+++ b/openpgp/benches/generate_cert.rs
@@ -0,0 +1,36 @@
+use criterion::{criterion_group, criterion_main, Criterion};
+
+use sequoia_openpgp::cert::{CertBuilder, CipherSuite};
+
+fn generate_cert(cipher: CipherSuite) {
+    // Parse the cert, ignore any errors
+    let _ = CertBuilder::general_purpose(
+        cipher,
+        Some("Alice Lovelace <alice@example.org>"),
+    )
+    .generate();
+}
+
+fn bench_generate_certs(c: &mut Criterion) {
+    let mut group = c.benchmark_group("generate cert");
+    let cipher = CipherSuite::Cv25519;
+    group.bench_function(format!("{:?}", cipher), |b| {
+        b.iter(|| generate_cert(cipher))
+    });
+    let cipher = CipherSuite::P256;
+    group.bench_function(format!("{:?}", cipher), |b| {
+        b.iter(|| generate_cert(cipher))
+    });
+    let cipher = CipherSuite::P384;
+    group.bench_function(format!("{:?}", cipher), |b| {
+        b.iter(|| generate_cert(cipher))
+    });
+    let cipher = CipherSuite::P521;
+    group.bench_function(format!("{:?}", cipher), |b| {
+        b.iter(|| generate_cert(cipher))
+    });
+    group.finish();
+}
+
+criterion_group!(benches, bench_generate_certs);
+criterion_main!(benches);
diff --git a/openpgp/benches/parse_cert.rs b/openpgp/benches/parse_cert.rs
new file mode 100644
index 00000000..bc67062d
--- /dev/null
+++ b/openpgp/benches/parse_cert.rs
@@ -0,0 +1,30 @@
+use criterion::{criterion_group, criterion_main, Criterion, Throughput};
+
+use sequoia_openpgp::cert::Cert;
+use sequoia_openpgp::parse::Parse;
+
+use std::convert::TryInto;
+
+fn read_cert(bytes: &[u8]) {
+    // Parse the cert, ignore any errors
+    let _ = Cert::from_bytes(bytes);
+}
+
+macro_rules! bench_parse_cert {
+    ( $filename: expr, $group: expr ) => {
+        let bytes = include_bytes!(concat!("../tests/data/keys/", $filename));
+        $group.throughput(Throughput::Bytes(bytes.len().try_into().unwrap()));
+        $group.bench_function($filename, |b| b.iter(|| read_cert(bytes)));
+    };
+}
+fn bench_parse_certs(c: &mut Criterion) {
+    let mut group = c.benchmark_group("parse flooded cert");
+    bench_parse_cert!("dkg.gpg", group);
+    group.finish();
+    let mut group = c.benchmark_group("parse typical cert");
+    bench_parse_cert!("neal.pgp", group);
+    group.finish();
+}
+
+criterion_group!(benches, bench_parse_certs);
+criterion_main!(benches);
diff --git a/openpgp/benches/read_keys.rs b/openpgp/benches/read_keys.rs
deleted file mode 100644
index c5bc9d1f..00000000
--- a/openpgp/benches/read_keys.rs
+++ /dev/null
@@ -1,25 +0,0 @@
-use criterion::{criterion_group, criterion_main, Criterion};
-
-use sequoia_openpgp::cert::Cert;
-use sequoia_openpgp::parse::Parse;
-
-fn read_key(bytes: &[u8]) {
-    // Parse the cert, ignore any errors
-    let _ = Cert::from_bytes(bytes);
-}
-
-macro_rules! bench_parse_key {
-    ( $filename: expr, $group: expr ) => {
-        let bytes = include_bytes!(concat!("../tests/data/keys/", $filename));
-        $group.bench_function($filename, |b| b.iter(|| read_key(bytes)));
-    };
-}
-fn bench_read_keys(c: &mut Criterion) {
-    let mut group = c.benchmark_group("read keys");
-    bench_parse_key!("dkg.gpg", group);
-    bench_parse_key!("neal.pgp", group);
-    group.finish();
-}
-
-criterion_group!(benches, bench_read_keys);
-criterion_main!(benches);