diff --git a/radicle-cli/tests/commands.rs b/radicle-cli/tests/commands.rs
index ff562771..f09f1cad 100644
--- a/radicle-cli/tests/commands.rs
+++ b/radicle-cli/tests/commands.rs
@@ -1,22 +1,67 @@
 use std::env;
 use std::path::Path;
 
+use radicle::crypto::ssh::Keystore;
+use radicle::crypto::KeyPair;
 use radicle::profile::{Home, Profile};
+use radicle::storage::git::transport;
+use radicle::storage::git::Storage;
 use radicle::test::fixtures;
 
 mod framework;
 use framework::TestFormula;
+use radicle_crypto::Seed;
+
+/// Test environment.
+pub struct Environment {
+    tempdir: tempfile::TempDir,
+    users: usize,
+}
+
+impl Environment {
+    /// Create a new test environment.
+    fn new() -> Self {
+        Self {
+            tempdir: tempfile::tempdir().unwrap(),
+            users: 0,
+        }
+    }
+
+    /// Create a new profile in this environment.
+    fn profile(&mut self, name: &str) -> Profile {
+        let home = Home::new(self.tempdir.path().join(name)).init().unwrap();
+        let storage = Storage::open(home.storage()).unwrap();
+        let keystore = Keystore::new(&home.keys());
+        let keypair = KeyPair::from_seed(Seed::from([!(self.users as u8); 32]));
+
+        transport::local::register(storage.clone());
+        keystore
+            .store(keypair.clone(), "radicle", "radicle".to_owned())
+            .unwrap();
+
+        // Ensures that each user has a unique but deterministic public key.
+        self.users += 1;
+
+        Profile {
+            home,
+            storage,
+            keystore,
+            public_key: keypair.pk.into(),
+        }
+    }
+}
 
 /// Run a CLI test file.
-fn test(
+fn test<'a>(
     test: impl AsRef<Path>,
     cwd: impl AsRef<Path>,
-    profile: Option<&Profile>,
+    home: Option<&Home>,
+    envs: impl IntoIterator<Item = (&'a str, &'a str)>,
 ) -> Result<(), Box<dyn std::error::Error>> {
     let base = Path::new(env!("CARGO_MANIFEST_DIR"));
     let tmp = tempfile::tempdir().unwrap();
-    let home = if let Some(profile) = profile {
-        profile.home().to_path_buf()
+    let home = if let Some(home) = home {
+        home.path().to_path_buf()
     } else {
         tmp.path().to_path_buf()
     };
@@ -28,11 +73,11 @@ fn test(
         .env("GIT_COMMITTER_DATE", "1671125284")
         .env("GIT_COMMITTER_EMAIL", "radicle@localhost")
         .env("GIT_COMMITTER_NAME", "radicle")
-        .env("RAD_DEBUG", "1")
         .env("RAD_HOME", home.to_string_lossy())
         .env("RAD_PASSPHRASE", "radicle")
         .env("TZ", "Etc/GMT")
         .env(radicle_cob::git::RAD_COMMIT_TIME, "1671125284")
+        .envs(envs)
         .cwd(cwd)
         .file(base.join(test))?
         .run()?;
@@ -40,70 +85,77 @@ fn test(
     Ok(())
 }
 
-/// Create a new user profile.
-fn profile(home: &Path) -> Profile {
-    // Set debug mode, to make test output more predictable.
-    env::set_var("RAD_DEBUG", "1");
-    // Setup a new user.
-    Profile::init(Home::new(home.to_path_buf()), "radicle".to_owned()).unwrap()
-}
-
 #[test]
 fn rad_auth() {
-    test("examples/rad-auth.md", Path::new("."), None).unwrap();
+    test(
+        "examples/rad-auth.md",
+        Path::new("."),
+        None,
+        [("RAD_DEBUG", "1")],
+    )
+    .unwrap();
 }
 
 #[test]
 fn rad_issue() {
-    let home = tempfile::tempdir().unwrap();
+    let mut environment = Environment::new();
+    let profile = environment.profile("alice");
+    let home = &profile.home;
     let working = tempfile::tempdir().unwrap();
-    let profile = profile(home.path());
 
     // Setup a test repository.
     fixtures::repository(working.path());
     // Set a fixed commit time.
     env::set_var(radicle_cob::git::RAD_COMMIT_TIME, "1671125284");
 
-    test("examples/rad-init.md", working.path(), Some(&profile)).unwrap();
-    test("examples/rad-issue.md", working.path(), Some(&profile)).unwrap();
+    test("examples/rad-init.md", working.path(), Some(home), []).unwrap();
+    test("examples/rad-issue.md", working.path(), Some(home), []).unwrap();
 }
 
 #[test]
 fn rad_init() {
-    let home = tempfile::tempdir().unwrap();
+    let mut environment = Environment::new();
+    let profile = environment.profile("alice");
     let working = tempfile::tempdir().unwrap();
-    let profile = profile(home.path());
 
     // Setup a test repository.
     fixtures::repository(working.path());
 
-    test("examples/rad-init.md", working.path(), Some(&profile)).unwrap();
+    test(
+        "examples/rad-init.md",
+        working.path(),
+        Some(&profile.home),
+        [],
+    )
+    .unwrap();
 }
 
 #[test]
 fn rad_delegate() {
-    let home = tempfile::tempdir().unwrap();
+    let mut environment = Environment::new();
+    let profile = environment.profile("alice");
     let working = tempfile::tempdir().unwrap();
-    let profile = profile(home.path());
+    let home = &profile.home;
 
     // Setup a test repository.
     fixtures::repository(working.path());
 
-    test("examples/rad-init.md", working.path(), Some(&profile)).unwrap();
-    test("examples/rad-delegate.md", working.path(), Some(&profile)).unwrap();
+    test("examples/rad-init.md", working.path(), Some(home), []).unwrap();
+    test("examples/rad-delegate.md", working.path(), Some(home), []).unwrap();
 }
 
 #[test]
 #[ignore]
 fn rad_patch() {
-    let home = tempfile::tempdir().unwrap();
+    let mut environment = Environment::new();
+    let profile = environment.profile("alice");
     let working = tempfile::tempdir().unwrap();
-    let profile = profile(home.path());
+    let home = &profile.home;
 
     // Setup a test repository.
     fixtures::repository(working.path());
 
-    test("examples/rad-init.md", working.path(), Some(&profile)).unwrap();
-    test("examples/rad-issue.md", working.path(), Some(&profile)).unwrap();
-    test("examples/rad-patch.md", working.path(), Some(&profile)).unwrap();
+    test("examples/rad-init.md", working.path(), Some(home), []).unwrap();
+    test("examples/rad-issue.md", working.path(), Some(home), []).unwrap();
+    test("examples/rad-patch.md", working.path(), Some(home), []).unwrap();
 }
diff --git a/radicle-cli/tests/framework/mod.rs b/radicle-cli/tests/framework/mod.rs
index 68a75ec3..a4af6a17 100644
--- a/radicle-cli/tests/framework/mod.rs
+++ b/radicle-cli/tests/framework/mod.rs
@@ -70,6 +70,16 @@ impl TestFormula {
         self
     }
 
+    pub fn envs<K: ToString, V: ToString>(
+        &mut self,
+        envs: impl IntoIterator<Item = (K, V)>,
+    ) -> &mut Self {
+        for (k, v) in envs {
+            self.env.insert(k.to_string(), v.to_string());
+        }
+        self
+    }
+
     pub fn file(&mut self, path: impl AsRef<Path>) -> Result<&mut Self, Error> {
         let contents = fs::read(path)?;
         self.read(io::Cursor::new(contents))
diff --git a/radicle-crypto/src/ssh/keystore.rs b/radicle-crypto/src/ssh/keystore.rs
index e69165ee..b7348f9d 100644
--- a/radicle-crypto/src/ssh/keystore.rs
+++ b/radicle-crypto/src/ssh/keystore.rs
@@ -201,8 +201,7 @@ impl MemorySigner {
 
     /// Generate a new memory signer.
     pub fn gen() -> Self {
-        let seed = crate::Seed::generate();
-        let keypair = KeyPair::from_seed(seed);
+        let keypair = KeyPair::generate();
         let sk = keypair.sk;
 
         Self {