diff --git a/components/gitpod-protocol/src/protocol.spec.ts b/components/gitpod-protocol/src/protocol.spec.ts
new file mode 100644
index 00000000000000..525812a6091fa5
--- /dev/null
+++ b/components/gitpod-protocol/src/protocol.spec.ts
@@ -0,0 +1,97 @@
+/**
+ * Copyright (c) 2020 Gitpod GmbH. All rights reserved.
+ * Licensed under the GNU Affero General Public License (AGPL).
+ * See License-AGPL.txt in the project root for license information.
+ */
+
+import { suite, test } from "mocha-typescript";
+import * as chai from "chai";
+import { SSHPublicKeyValue } from ".";
+
+const expect = chai.expect;
+
+@suite.only
+class TestSSHPublicKeyValue {
+    private key =
+        "ssh-rsa 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 notfound@gitpod.io";
+
+    @test public testValidate() {
+        const key = this.key;
+        const [t, k, e] = key.split(" ");
+        expect(
+            SSHPublicKeyValue.validate({
+                key,
+                name: "NiceName",
+            }),
+        ).to.deep.equal({ type: t, key: k, email: e });
+    }
+
+    @test public testValidateWithDiffType() {
+        const key = this.key;
+        const [_, k, e] = key.split(" ");
+        expect(
+            SSHPublicKeyValue.validate({
+                key: key.replace("ssh-rsa", "sk-ecdsa-sha2-nistp256@openssh.com"),
+                name: "NiceName",
+            }),
+        ).to.deep.equal({ type: "sk-ecdsa-sha2-nistp256@openssh.com", key: k, email: e });
+    }
+
+    @test public testValidateWithoutEmail() {
+        const key = this.key;
+        const [t, k, _] = key.split(" ");
+        expect(
+            SSHPublicKeyValue.validate({
+                key: key.replace(" notfound@gitpod.io", ""),
+                name: "NiceName",
+            }),
+        ).to.deep.equal({ type: t, key: k, email: undefined });
+    }
+
+    @test public testValidateWithoutEmailButEndsWithSpaces() {
+        const key = this.key;
+        const [t, k, _] = key.split(" ");
+        expect(
+            SSHPublicKeyValue.validate({
+                key: key.replace("notfound@gitpod.io", "  "),
+                name: "NiceName",
+            }),
+        ).to.deep.equal({ type: t, key: k, email: undefined });
+    }
+
+    @test public testValidateWithError() {
+        expect(() =>
+            SSHPublicKeyValue.validate({
+                key: "Hello World",
+                name: "NiceName",
+            }),
+        ).throw("SSH public key is not available");
+
+        expect(() =>
+            SSHPublicKeyValue.validate({
+                key: "",
+                name: "NiceName",
+            }),
+        ).throw("SSH public key is not available");
+    }
+
+    @test public testGetFingerprint() {
+        const key = this.key;
+        expect(
+            SSHPublicKeyValue.getFingerprint({
+                key,
+                name: "NiceName",
+            }),
+        ).to.equal("eb5445d81477c9ab62dfb5f8f3ffe04e");
+    }
+
+    @test public testGetFingerprintWithIncorrectPublicKey() {
+        expect(() =>
+            SSHPublicKeyValue.getFingerprint({
+                key: "Hello World",
+                name: "NiceName",
+            }),
+        ).to.throw("SSH public key is not available");
+    }
+}
+module.exports = new TestSSHPublicKeyValue(); // Only to circumvent no usage warning :-/