diff --git a/requirements/test.txt b/requirements/test.txt
index 1d5f3087..9972370a 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -10,4 +10,4 @@ sanic
 aiohttp
 Pillow
 requests
-
+Flask
diff --git a/samples/http-image-cloudevents/server.py b/samples/http-image-cloudevents/server.py
index 048d0efa..7704a30a 100644
--- a/samples/http-image-cloudevents/server.py
+++ b/samples/http-image-cloudevents/server.py
@@ -13,7 +13,7 @@
 #    under the License.
 import io
 
-from flask import Flask, request
+from flask import Flask, Response, request
 from PIL import Image
 
 from cloudevents.sdk.http import from_http
@@ -36,7 +36,7 @@ def home():
 
     # Print
     print(f"Found event {event['id']} with image of size {image.size}")
-    return "", 204
+    return f"Found image of size {image.size}", 200
 
 
 if __name__ == "__main__":
diff --git a/samples/http-image-cloudevents/test_image_sample.py b/samples/http-image-cloudevents/test_image_sample.py
index 83436c1e..c65b3e6b 100644
--- a/samples/http-image-cloudevents/test_image_sample.py
+++ b/samples/http-image-cloudevents/test_image_sample.py
@@ -2,8 +2,10 @@
 import io
 import json
 
-import requests
+import pytest
+from client import image_bytes
 from PIL import Image
+from server import app
 
 from cloudevents.sdk.http import (
     CloudEvent,
@@ -12,15 +14,16 @@
     to_structured_http,
 )
 
-resp = requests.get(
-    "https://raw.githubusercontent.com/cncf/artwork/master/projects/cloudevents/horizontal/color/cloudevents-horizontal-color.png"
-)
-image_bytes = resp.content
-
 image_fileobj = io.BytesIO(image_bytes)
 image_expected_shape = (1880, 363)
 
 
+@pytest.fixture
+def client():
+    app.testing = True
+    return app.test_client()
+
+
 def test_create_binary_image():
     # Create image and turn image into bytes
     attributes = {
@@ -80,6 +83,44 @@ def test_create_structured_image():
     assert restore_image.size == image_expected_shape
 
 
+def test_send_structured_request(client):
+    attributes = {
+        "type": "com.example.base64",
+        "source": "https://example.com/event-producer",
+    }
+
+    event = CloudEvent(attributes, image_bytes)
+
+    # Create cloudevent HTTP headers and content
+    # Note that to_structured_http will create a data_base64 data field in
+    # specversion 1.0 (default specversion) if given
+    # an event whose data field is of type bytes.
+    headers, body = to_structured_http(event)
+
+    # Send cloudevent
+    r = client.post("/", headers=headers, data=body)
+    assert r.status_code == 200
+    assert r.data.decode() == f"Found image of size {image_expected_shape}"
+
+
+def test_send_binary_request(client):
+    # Create cloudevent
+    attributes = {
+        "type": "com.example.string",
+        "source": "https://example.com/event-producer",
+    }
+
+    event = CloudEvent(attributes, image_bytes)
+
+    # Create cloudevent HTTP headers and content
+    headers, body = to_binary_http(event)
+
+    # Send cloudevent
+    r = client.post("/", headers=headers, data=body)
+    assert r.status_code == 200
+    assert r.data.decode() == f"Found image of size {image_expected_shape}"
+
+
 def test_image_content():
     # Get image and check size
     im = Image.open(image_fileobj)