diff --git a/packages/tests/tests/filter_v2.node.spec.ts b/packages/tests/tests/filter_v2.node.spec.ts
index a56340f73b..c3a96b1a15 100644
--- a/packages/tests/tests/filter_v2.node.spec.ts
+++ b/packages/tests/tests/filter_v2.node.spec.ts
@@ -21,7 +21,7 @@ const TestEncoder = createEncoder({ contentTopic: TestContentTopic });
 const TestDecoder = createDecoder(TestContentTopic);
 
 describe("Waku Filter: V2", () => {
-  let waku: LightNode;
+  let waku: LightNode<true>;
   let nwaku: Nwaku;
 
   afterEach(async function () {
@@ -67,9 +67,31 @@ describe("Waku Filter: V2", () => {
     };
 
     await waku.filter.subscribe([TestDecoder], callback);
-    // As the filter protocol does not cater for an ack of subscription
-    // we cannot know whether the subscription happened. Something we want to
-    // correct in future versions of the protocol.
+
+    await waku.lightPush.send(TestEncoder, message);
+    while (messageCount === 0) {
+      await delay(250);
+    }
+    expect(messageCount).to.eq(1);
+  });
+
+  it("modifies subscription", async function () {
+    this.timeout(10000);
+
+    let messageCount = 0;
+    const messageText = "Filtering works!";
+    const message = { payload: utf8ToBytes(messageText) };
+
+    const callback = (msg: DecodedMessage): void => {
+      log("Got a message");
+      messageCount++;
+      expect(msg.contentTopic).to.eq(TestContentTopic);
+      expect(msg.pubSubTopic).to.eq(DefaultPubSubTopic);
+      expect(bytesToUtf8(msg.payload)).to.eq(messageText);
+    };
+
+    await waku.filter.subscribe([TestDecoder], callback);
+
     await delay(200);
 
     await waku.lightPush.send(TestEncoder, message);
@@ -77,6 +99,30 @@ describe("Waku Filter: V2", () => {
       await delay(250);
     }
     expect(messageCount).to.eq(1);
+
+    // Modify subscription
+    messageCount = 0;
+    const newMessageText = "Filtering still works!";
+    const newMessage = { payload: utf8ToBytes(newMessageText) };
+
+    const newContentTopic = "/test/2/waku-filter";
+    const newEncoder = createEncoder({ contentTopic: newContentTopic });
+    const newDecoder = createDecoder(newContentTopic);
+    const newCallback = (msg: DecodedMessage): void => {
+      log("Got a message");
+      messageCount++;
+      expect(msg.contentTopic).to.eq(newContentTopic);
+      expect(msg.pubSubTopic).to.eq(DefaultPubSubTopic);
+      expect(bytesToUtf8(msg.payload)).to.eq(newMessageText);
+    };
+
+    await waku.filter.subscribe([newDecoder], newCallback);
+
+    await waku.lightPush.send(newEncoder, newMessage);
+    while (messageCount === 0) {
+      await delay(250);
+    }
+    expect(messageCount).to.eq(1);
   });
 
   it("handles multiple messages", async function () {
@@ -89,7 +135,6 @@ describe("Waku Filter: V2", () => {
     };
     await waku.filter.subscribe(TestDecoder, callback);
 
-    await delay(200);
     await waku.lightPush.send(TestEncoder, {
       payload: utf8ToBytes("Filtering works!"),
     });
@@ -115,7 +160,46 @@ describe("Waku Filter: V2", () => {
     });
     await delay(100);
     await unsubscribe();
+    await waku.lightPush.send(TestEncoder, {
+      payload: utf8ToBytes("This should not be received"),
+    });
+    await delay(100);
+    expect(messageCount).to.eq(1);
+  });
+
+  it("tests ping", async function () {
+    let messageCount = 0;
+    const callback = (): void => {
+      messageCount++;
+    };
+    await waku.filter.subscribe([TestDecoder], callback);
+
     await delay(200);
+    await waku.lightPush.send(TestEncoder, {
+      payload: utf8ToBytes("This should be received"),
+    });
+    await delay(100);
+    await waku.filter.ping();
+    await waku.lightPush.send(TestEncoder, {
+      payload: utf8ToBytes("This should be received"),
+    });
+    await delay(100);
+    expect(messageCount).to.eq(2);
+  });
+
+  it("unsubscribes all", async function () {
+    let messageCount = 0;
+    const callback = (): void => {
+      messageCount++;
+    };
+    await waku.filter.subscribe([TestDecoder], callback);
+
+    await delay(200);
+    await waku.lightPush.send(TestEncoder, {
+      payload: utf8ToBytes("This should be received"),
+    });
+    await delay(100);
+    await waku.filter.unsubscribeAll();
     await waku.lightPush.send(TestEncoder, {
       payload: utf8ToBytes("This should not be received"),
     });