Relax the checking in :view-source test

tests/end2end/features/conftest.py

@@ -458,18 +458,11 @@ def check_header(quteproc, header, value):
     assert data['headers'][header] == value
 
 
-@bdd.then(bdd.parsers.parse("the page source should look like {filename}"))
-def check_contents(quteproc, filename):
-    """Check the current page's content.
-
-    The filename is interpreted relative to tests/end2end/data.
-    """
+@bdd.then(bdd.parsers.parse('the page should contain the html "{text}"'))
+def check_contents_html(quteproc, text):
+    """Check the current page's content based on a substring."""
     content = quteproc.get_content(plain=False)
-    path = os.path.join(utils.abs_datapath(),
-                        os.path.join(*filename.split('/')))
-    with open(path, 'r', encoding='utf-8') as f:
-        file_content = f.read()
-        assert content == file_content
+    assert text in content
 
 
 @bdd.then(bdd.parsers.parse('the page should contain the plaintext "{text}"'))

tests/end2end/features/misc.feature

@@ -203,7 +203,7 @@ Feature: Various utility commands.
                   url: http://localhost:*/data/hello.txt
               - active: true
                 history: []
-        And the page source should look like misc/hello.txt.html
+        And the page should contain the html "/* Literal.Number.Integer */"
 
     @qtwebengine_skip: Flaky due to :view-source being async
     Scenario: :view-source on source page.