diff --git a/libs/community/tests/unit_tests/document_loaders/test_sitemap.py b/libs/community/tests/unit_tests/document_loaders/test_sitemap.py
index e6e9d4265e3..6aefbb32468 100644
--- a/libs/community/tests/unit_tests/document_loaders/test_sitemap.py
+++ b/libs/community/tests/unit_tests/document_loaders/test_sitemap.py
@@ -1,55 +1,127 @@
 import aiohttp
-
+import requests_mock.mocker
 from langchain_community.document_loaders import SitemapLoader
+import requests
+
+xml_ = """
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1" xmlns:video="http://www.google.com/schemas/sitemap-video/1.1">
+<url>
+<loc>https://example.com</loc>
+<changefreq>weekly</changefreq>
+<priority>0.5</priority>
+</url>
+<url>
+<loc>https://test.com/production</loc>
+<changefreq>weekly</changefreq>
+<priority>0.5</priority>
+</url>
+<url>
+<loc>https://test.com/next</loc>
+<changefreq>weekly</changefreq>
+<priority>0.5</priority>
+</url>
+<url>
+<loc>https://important.website.org</loc>
+<changefreq>weekly</changefreq>
+<priority>0.5</priority>
+</url> 
+"""
+
+class CustomSession(requests.Session):
+    def __init__(self):
+        super().__init__()
+
+    def get(self, url, **kwargs):
+        # Check if the URL matches any of the hardcoded URLs
+        if url == "https://example.com":
+            return self._mock_response('HERE')
+        elif url == "https://test.com/production":
+            return self._mock_response('NOT HERE')
+        elif url == "https://test.com/next":
+            return self._mock_response('ALSO NOT HERE')
+        else:
+            return self._mock_response("MAYBE HERE")
+
+    def _mock_response(self, text):
+        response = requests.Response()
+        response.status_code = 200
+        response._content = text.encode('utf-8')
+        return response
+    
+
+async def test__init__():
+    loader = SitemapLoader("http://test.com/sitemap.xml", restrict_to_same_domain=False,session=CustomSession())
+    docs = []
+
+    session = CustomSession()
+    async with aiohttp.ClientSession() as session:
+        async with session.get("https://example.com") as response:
+            ans = await response.text()
+    assert ans == "HERE"
+    with requests_mock.mocker.Mocker() as m:
+        m.get("http://test.com/sitemap.xml", text=xml_)
+        docs = loader.load()
+    assert len(docs) == 4
 
 
-class MockGet:
-    def __init__(self, url, headers={},ssl=None,cookies={}):
-        if "sitemap" in url:
-            self._text = """
-            <?xml version="1.0" encoding="UTF-8"?>
-            <url>
-                <loc>https://very.serious.website.org</loc>
-                <lastmod>2023-05-04T16:15:31.377584+00:00</lastmod>
-
-                <changefreq>weekly</changefreq>
-                <priority>1</priority>
-            </url>
-
-            <url>
-                <loc>https://example.com</loc>
-                <lastmod>2023-05-05T07:52:19.633878+00:00</lastmod>
-
-                <changefreq>daily</changefreq>
-                <priority>0.9</priority>
-            </url>
-
-            </urlset>
-            """
-        elif "serious" in url:
-            self._text = "foo"
-        elif "example" in url:
-            self._text = "bar"
-
-        self.headers = headers
-        self.ssl = ssl
-        self.cookies = cookies
-
-    async def text(self):
-        return self._text
-
-    async def __aexit__(self, exc_type, exc, tb):
-        pass
-
-    async def __aenter__(self):
-        return self
-
-
-def test__init__(mocker):
-    mocker.patch.object(aiohttp.ClientSession, "get", new=MockGet)
-    # session = aiohttp.ClientSession()
+def test_lazy_load():
     loader = SitemapLoader("http://test.com/sitemap.xml", restrict_to_same_domain=False)
-    docs = loader.aload()
+    docs = []
+
+    with requests_mock.mocker.Mocker() as m:
+        m.get("http://test.com/sitemap.xml", text=xml_)
+        for doc in loader.lazy_load():
+            docs.append(doc)
+
+    assert len(docs) == 4
+
+
+async def test_alazy_load():
+    loader = SitemapLoader(
+        "http://test.com/sitemap.xml", restrict_to_same_domain=False
+    )
+    docs = []
+
+    with requests_mock.mocker.Mocker() as m:
+        m.get("http://test.com/sitemap.xml", text=xml_)
+        async for doc in loader.alazy_load():
+            docs.append(doc)
+
+    assert len(docs) == 4
+
+async def test_same_domain():
+    loader = SitemapLoader("http://test.com/sitemap.xml", restrict_to_same_domain=True)
+    docs = []
+
+    with requests_mock.mocker.Mocker() as m:
+        m.get("http://test.com/sitemap.xml", text=xml_)
+        async for doc in loader.alazy_load():
+            docs.append(doc)  
 
-    print(len(docs))
     assert len(docs) == 2
+
+def test_regex_filter():
+    loader = SitemapLoader("http://test.com/sitemap.xml", restrict_to_same_domain=False, filter_urls=['.*example.*'])
+    docs = []
+
+    with requests_mock.mocker.Mocker() as m:
+        m.get("http://test.com/sitemap.xml", text=xml_)
+        m.get("https://example.com", text="HERE")
+        docs = loader.load()
+
+    assert docs[0].page_content == "HERE"
+    assert len(docs) == 1
+
+def test_blocks():
+    loader = SitemapLoader("http://test.com/sitemap.xml", restrict_to_same_domain=False, blocksize=2,blocknum=1)
+    docs = []
+
+    with requests_mock.mocker.Mocker() as m:
+        m.get("http://test.com/sitemap.xml", text=xml_)
+        #m.get("https://test.com/next", text="HERE")
+        #m.get("https://important.website.org", text="NOT HERE")
+        docs = loader.load()
+
+    #assert docs[0].page_content == "HERE"
+    assert docs[0].metadata['loc'] == "https://test.com/next"    
+    assert len(docs) == 2
\ No newline at end of file