InstallRequirement.url should preserve the initial value for from_line requirements

pip/req/req_install.py

@@ -132,7 +132,7 @@ class InstallRequirement(object):
         # it's a local file, dir, or url
         if link:
 
-            url = link.url_without_fragment
+            url = link.url
             # Handle relative file URLs
             if link.scheme == 'file' and re.search(r'\.\./', url):
                 url = path_to_url(os.path.normpath(os.path.abspath(link.path)))

tests/unit/test_req.py

@@ -79,7 +79,7 @@ class TestInstallRequirement(object):
         url = 'http://foo.com/?p=bar.git;a=snapshot;h=v0.1;sf=tgz'
         fragment = '#egg=bar'
         req = InstallRequirement.from_line(url + fragment)
-        assert req.url == url, req.url
+        assert req.url == url + fragment, req.url
 
     def test_unsupported_wheel_requirement_raises(self):
         with pytest.raises(UnsupportedWheel):
@@ -95,6 +95,18 @@ class TestInstallRequirement(object):
         req = InstallRequirement.from_line('simple-0.1-py2.py3-none-any.whl')
         assert req.req == pkg_resources.Requirement.parse('simple==0.1')
 
+    def test_url_preserved_line_req(self):
+        """Confirm the url is preserved in a non-editable requirement"""
+        url = 'http://foo.com@ref#egg=foo'
+        req = InstallRequirement.from_line(url)
+        assert req.url == url
+
+    def test_url_preserved_editable_req(self):
+        """Confirm the url is preserved in a editable requirement"""
+        url = 'http://foo.com@ref#egg=foo'
+        req = InstallRequirement.from_editable(url)
+        assert req.url == url
+
 
 def test_requirements_data_structure_keeps_order():
     requirements = Requirements()