From 8e30d0577fb8def37be62e1ef0599135e36660b9 Mon Sep 17 00:00:00 2001
From: Morgan Hill <a@morganrhill.com>
Date: Fri, 26 Sep 2025 15:18:26 +0200
Subject: [PATCH] Add basic support for Nova

---
 .../FuzzilliCli/Profiles/NovaProfile.swift    | 63 +++++++++++++++++++
 Sources/FuzzilliCli/Profiles/Profile.swift    |  1 +
 Targets/Nova/README.md                        |  1 +
 3 files changed, 65 insertions(+)
 create mode 100644 Sources/FuzzilliCli/Profiles/NovaProfile.swift
 create mode 100644 Targets/Nova/README.md

diff --git a/Sources/FuzzilliCli/Profiles/NovaProfile.swift b/Sources/FuzzilliCli/Profiles/NovaProfile.swift
new file mode 100644
index 000000000..a023214cf
--- /dev/null
+++ b/Sources/FuzzilliCli/Profiles/NovaProfile.swift
@@ -0,0 +1,63 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import Fuzzilli
+
+let novaProfile = Profile(
+    processArgs: { randomize in
+        var args: [String] = []
+        guard randomize else { return args }
+        return args
+    },
+
+    processEnv: [:],
+
+    maxExecsBeforeRespawn: 1000,
+
+    timeout: 250,
+
+    codePrefix: """
+                """,
+
+    codeSuffix: """
+                """,
+
+    ecmaVersion: ECMAScriptVersion.es6,
+
+    startupTests: [
+        // Check that the fuzzilli integration is available.
+        ("fuzzilli('FUZZILLI_PRINT', 'test')", .shouldSucceed),
+
+        // Check that common crash types are detected.
+        ("fuzzilli('FUZZILLI_CRASH', 0)", .shouldCrash),
+        //("fuzzilli('FUZZILLI_CRASH', 1)", .shouldCrash),
+        //("fuzzilli('FUZZILLI_CRASH', 2)", .shouldCrash),
+
+        // TODO we could try to check that OOM crashes are ignored here ( with.shouldNotCrash).
+    ],
+
+    additionalCodeGenerators: [],
+
+    additionalProgramTemplates: WeightedList<ProgramTemplate>([]),
+
+    disabledCodeGenerators: [],
+
+    disabledMutators: [],
+
+    additionalBuiltins: [:],
+
+    additionalObjectGroups: [],
+
+    optionalPostProcessor: nil
+)
diff --git a/Sources/FuzzilliCli/Profiles/Profile.swift b/Sources/FuzzilliCli/Profiles/Profile.swift
index d3a0038c4..b181a3902 100644
--- a/Sources/FuzzilliCli/Profiles/Profile.swift
+++ b/Sources/FuzzilliCli/Profiles/Profile.swift
@@ -53,4 +53,5 @@ let profiles = [
     "v8holefuzzing": v8HoleFuzzingProfile,
     "serenity": serenityProfile,
     "njs": njsProfile,
+    "nova": novaProfile,
 ]
diff --git a/Targets/Nova/README.md b/Targets/Nova/README.md
new file mode 100644
index 000000000..e6ab8247d
--- /dev/null
+++ b/Targets/Nova/README.md
@@ -0,0 +1 @@
+[Nova](https://github.com/trynova/nova) can be used unpatched with Fuzilli via the external [nova_fuzz](https://github.com/pcwizz/nova_fuzz) crate which implements the REPL harness.