diff --git a/package-lock.json b/package-lock.json
index 8753d03..6909cff 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -51,8 +51,9 @@
         "eslint-plugin-todo-plz": "^1.3.0",
         "husky": "^8.0.0",
         "lint-staged": "^14.0.1",
-        "mocha": "10.2.0",
+        "mocha": "^10.2.0",
         "prettier": "3.0.3",
+        "sinon": "^16.1.0",
         "supertest": "6.3.3",
         "typescript": "^5.1.6"
       }
@@ -1167,6 +1168,50 @@
       "resolved": "https://registry.npmjs.org/@protobufjs/utf8/-/utf8-1.1.0.tgz",
       "integrity": "sha512-Vvn3zZrhQZkkBE8LSuW3em98c0FwgO4nxzv6OdSxPKJIEKY2bGbHn+mhGIPerzI4twdxaP8/0+06HBpwf345Lw=="
     },
+    "node_modules/@sinonjs/commons": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-3.0.0.tgz",
+      "integrity": "sha512-jXBtWAF4vmdNmZgD5FoKsVLv3rPgDnLgPbU84LIJ3otV44vJlDRokVng5v8NFJdCf/da9legHcKaRuZs4L7faA==",
+      "dev": true,
+      "dependencies": {
+        "type-detect": "4.0.8"
+      }
+    },
+    "node_modules/@sinonjs/fake-timers": {
+      "version": "10.3.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-10.3.0.tgz",
+      "integrity": "sha512-V4BG07kuYSUkTCSBHG8G8TNhM+F19jXFWnQtzj+we8DrkpSBCee9Z3Ms8yiGer/dlmhe35/Xdgyo3/0rQKg7YA==",
+      "dev": true,
+      "dependencies": {
+        "@sinonjs/commons": "^3.0.0"
+      }
+    },
+    "node_modules/@sinonjs/samsam": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-8.0.0.tgz",
+      "integrity": "sha512-Bp8KUVlLp8ibJZrnvq2foVhP0IVX2CIprMJPK0vqGqgrDa0OHVKeZyBykqskkrdxV6yKBPmGasO8LVjAKR3Gew==",
+      "dev": true,
+      "dependencies": {
+        "@sinonjs/commons": "^2.0.0",
+        "lodash.get": "^4.4.2",
+        "type-detect": "^4.0.8"
+      }
+    },
+    "node_modules/@sinonjs/samsam/node_modules/@sinonjs/commons": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-2.0.0.tgz",
+      "integrity": "sha512-uLa0j859mMrg2slwQYdO/AkrOfmH+X6LTVmNTS9CqexuE2IvVORIkSpJLqePAbEnKJ77aMmCwr1NUZ57120Xcg==",
+      "dev": true,
+      "dependencies": {
+        "type-detect": "4.0.8"
+      }
+    },
+    "node_modules/@sinonjs/text-encoding": {
+      "version": "0.7.2",
+      "resolved": "https://registry.npmjs.org/@sinonjs/text-encoding/-/text-encoding-0.7.2.tgz",
+      "integrity": "sha512-sXXKG+uL9IrKqViTtao2Ws6dy0znu9sOaP1di/jKGW1M6VssO8vlpXCQcpZ+jisQ1tTFAC5Jo/EOzFbggBagFQ==",
+      "dev": true
+    },
     "node_modules/@tbd54566975/dwn-sdk-js": {
       "version": "0.2.4",
       "resolved": "https://registry.npmjs.org/@tbd54566975/dwn-sdk-js/-/dwn-sdk-js-0.2.4.tgz",
@@ -5159,6 +5204,12 @@
         "json5": "lib/cli.js"
       }
     },
+    "node_modules/just-extend": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/just-extend/-/just-extend-4.2.1.tgz",
+      "integrity": "sha512-g3UB796vUFIY90VIv/WX3L2c8CS2MdWUww3CNrYmqza1Fg0DURc2K/O4YrnklBdQarSJ/y8JnJYDGc+1iumQjg==",
+      "dev": true
+    },
     "node_modules/keyv": {
       "version": "4.5.3",
       "resolved": "https://registry.npmjs.org/keyv/-/keyv-4.5.3.tgz",
@@ -5323,6 +5374,12 @@
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
       "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
+    "node_modules/lodash.get": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
+      "integrity": "sha512-z+Uw/vLuy6gQe8cfaFWD7p0wVv8fJl3mbzXh33RS+0oW2wvUqiRXiQ69gLWSLpgB5/6sU+r6BlQR0MBILadqTQ==",
+      "dev": true
+    },
     "node_modules/lodash.merge": {
       "version": "4.6.2",
       "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
@@ -5776,6 +5833,43 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/nise": {
+      "version": "5.1.4",
+      "resolved": "https://registry.npmjs.org/nise/-/nise-5.1.4.tgz",
+      "integrity": "sha512-8+Ib8rRJ4L0o3kfmyVCL7gzrohyDe0cMFTBa2d364yIrEGMEoetznKJx899YxjybU6bL9SQkYPSBBs1gyYs8Xg==",
+      "dev": true,
+      "dependencies": {
+        "@sinonjs/commons": "^2.0.0",
+        "@sinonjs/fake-timers": "^10.0.2",
+        "@sinonjs/text-encoding": "^0.7.1",
+        "just-extend": "^4.0.2",
+        "path-to-regexp": "^1.7.0"
+      }
+    },
+    "node_modules/nise/node_modules/@sinonjs/commons": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-2.0.0.tgz",
+      "integrity": "sha512-uLa0j859mMrg2slwQYdO/AkrOfmH+X6LTVmNTS9CqexuE2IvVORIkSpJLqePAbEnKJ77aMmCwr1NUZ57120Xcg==",
+      "dev": true,
+      "dependencies": {
+        "type-detect": "4.0.8"
+      }
+    },
+    "node_modules/nise/node_modules/isarray": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
+      "integrity": "sha512-D2S+3GLxWH+uhrNEcoh/fnmYeP8E8/zHl644d/jdA0g2uyXvy3sb0qxotE+ne0LtccHknQzWwZEzhak7oJ0COQ==",
+      "dev": true
+    },
+    "node_modules/nise/node_modules/path-to-regexp": {
+      "version": "1.8.0",
+      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-1.8.0.tgz",
+      "integrity": "sha512-n43JRhlUKUAlibEJhPeir1ncUID16QnEjNpwzNdO3Lm4ywrBpBZ5oLD0I6br9evr1Y9JTqwRtAh7JLoOzAQdVA==",
+      "dev": true,
+      "dependencies": {
+        "isarray": "0.0.1"
+      }
+    },
     "node_modules/node-abi": {
       "version": "3.47.0",
       "resolved": "https://registry.npmjs.org/node-abi/-/node-abi-3.47.0.tgz",
@@ -7172,6 +7266,33 @@
         "simple-concat": "^1.0.0"
       }
     },
+    "node_modules/sinon": {
+      "version": "16.1.0",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-16.1.0.tgz",
+      "integrity": "sha512-ZSgzF0vwmoa8pq0GEynqfdnpEDyP1PkYmEChnkjW0Vyh8IDlyFEJ+fkMhCP0il6d5cJjPl2PUsnUSAuP5sttOQ==",
+      "dev": true,
+      "dependencies": {
+        "@sinonjs/commons": "^3.0.0",
+        "@sinonjs/fake-timers": "^10.3.0",
+        "@sinonjs/samsam": "^8.0.0",
+        "diff": "^5.1.0",
+        "nise": "^5.1.4",
+        "supports-color": "^7.2.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/sinon"
+      }
+    },
+    "node_modules/sinon/node_modules/diff": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-5.1.0.tgz",
+      "integrity": "sha512-D+mk+qE8VC/PAUrlAU34N+VfXev0ghe5ywmpqrawphmVZc1bEfn56uo9qpyGp1p4xpzOHkSW4ztBd6L7Xx4ACw==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.3.1"
+      }
+    },
     "node_modules/slash": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
diff --git a/package.json b/package.json
index 6555d75..d6bfa42 100644
--- a/package.json
+++ b/package.json
@@ -66,8 +66,9 @@
     "eslint-plugin-todo-plz": "^1.3.0",
     "husky": "^8.0.0",
     "lint-staged": "^14.0.1",
-    "mocha": "10.2.0",
+    "mocha": "^10.2.0",
     "prettier": "3.0.3",
+    "sinon": "^16.1.0",
     "supertest": "6.3.3",
     "typescript": "^5.1.6"
   },
diff --git a/tests/process-handler.spec.ts b/tests/process-handler.spec.ts
new file mode 100644
index 0000000..caa13c6
--- /dev/null
+++ b/tests/process-handler.spec.ts
@@ -0,0 +1,53 @@
+import { expect } from 'chai';
+import sinon from 'sinon';
+
+import { config } from '../src/config.js';
+import { DwnServer } from '../src/dwn-server.js';
+import { clear, dwn } from './test-dwn.js';
+
+describe('Process Handlers', function () {
+  let dwnServer: DwnServer;
+  const options = {
+    dwn: dwn,
+    config: config,
+  };
+  let processExitStub: sinon.SinonStub;
+
+  before(async function () {
+    dwnServer = new DwnServer(options);
+  });
+  beforeEach(async function () {
+    await dwnServer.start();
+    processExitStub = sinon.stub(process, 'exit');
+  });
+  afterEach(async function () {
+    process.removeAllListeners('SIGINT');
+    process.removeAllListeners('SIGTERM');
+    process.removeAllListeners('uncaughtException');
+    await clear();
+    processExitStub.restore();
+  });
+  it('should stop when SIGINT is emitted', async function () {
+    process.emit('SIGINT');
+    expect(dwnServer.httpServer.listening).to.be.false;
+    expect(processExitStub.called).to.be.false; // Ensure process.exit is not called
+  });
+
+  it('should stop when SIGTERM is emitted', async function () {
+    process.emit('SIGTERM');
+    expect(dwnServer.httpServer.listening).to.be.false;
+    expect(processExitStub.called).to.be.false; // Ensure process.exit is not called
+  });
+
+  it('should log an error for an uncaught exception', function () {
+    const consoleErrorStub = sinon.stub(console, 'error'); // Stub console.error
+    const errorMessage = 'Test uncaught exception';
+    const error = new Error(errorMessage);
+    process.emit('uncaughtException', error);
+    // Ensure console.error was called with the expected error message
+    expect(consoleErrorStub.calledOnce).to.be.true;
+
+    // Restore the original console.error
+    consoleErrorStub.restore();
+  });
+});