old_contents: from grazer.core import crawler
  from bs4 import BeautifulSoup
  
  
  def test_extract_links():
      text = """
      <html><head><title>The Dormouse's story</title></head>
      <body>
      <p class="title"><b>The Dormouse's story</b></p>
  
      <p class="story">Once upon a time there were three little sisters; and their names were
      <a href="http://example.com/elsie" class="sister" id="link1">Elsie</a>,
      <a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and
      <a href="http://example.com/tillie" class="sister" id="link3">Tillie</a>;
      and they lived at the bottom of a well.</p>
      </body>
      </html>
      """
  
      bs = BeautifulSoup(text, "html.parser")
  
      links = crawler.extract_links(bs)
      expected = ["http://example.com/elsie",
                  "http://example.com/lacie",
                  "http://example.com/tillie"]
  
      assert links == expected
  
  
  def test_link_trimmer():
      result = crawler.trim_link("http://example.com/lacie", "http://example.com")
      assert result == "/lacie"
  
new_contents: from grazer.core import crawler
  from bs4 import BeautifulSoup
  
  
  def test_extract_links():
      text = """
      <html><head><title>The Dormouse's story</title></head>
      <body>
      <p class="title"><b>The Dormouse's story</b></p>
  
      <p class="story">Once upon a time there were three little sisters; and their names were
      <a href="http://example.com/elsie" class="sister" id="link1">Elsie</a>,
      <a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and
      <a href="http://example.com/tillie" class="sister" id="link3">Tillie</a>;
      and they lived at the bottom of a well.</p>
      </body>
      </html>
      """
  
      bs = BeautifulSoup(text, "html.parser")
  
      links = crawler.extract_links(bs)
      expected = ["http://example.com/elsie",
                  "http://example.com/lacie",
                  "http://example.com/tillie"]
  
      assert links == expected
  
  
  def test_link_trimmer():
      result = crawler.trim_link("http://example.com/lacie", "http://example.com")
      assert result == "/lacie"
  
  
  def test_trim_link_without_trailing_slash():
      result = crawler.trim_link("http://example.com", "http://example.com")
      assert result == "http://example.com"
  
subject: Test to validate trimming scenario