html_url,issue_url,id,node_id,user,user_label,created_at,updated_at,author_association,body,reactions,issue,issue_label,performed_via_github_app
https://github.com/simonw/datasette/issues/394#issuecomment-451704724,https://api.github.com/repos/simonw/datasette/issues/394,451704724,MDEyOklzc3VlQ29tbWVudDQ1MTcwNDcyNA==,9599,simonw,2019-01-06T00:32:23Z,2019-01-06T00:33:44Z,OWNER,"I found a really nice pattern for writing the unit tests for this (though it would look even nicer with a solution to #395)
```python
@pytest.mark.parametrize(""prefix"", [""/prefix/"", ""https://example.com/""])
@pytest.mark.parametrize(""path"", [
    ""/"",
    ""/fixtures"",
    ""/fixtures/compound_three_primary_keys"",
    ""/fixtures/compound_three_primary_keys/a,a,a"",
    ""/fixtures/paginated_view"",
])
def test_url_prefix_config(prefix, path):
    for client in make_app_client(config={
        ""url_prefix"": prefix,
    }):
        response = client.get(path)
        soup = Soup(response.body, ""html.parser"")
        for a in soup.findAll(""a""):
            href = a[""href""]
            if href not in {
                ""https://github.com/simonw/datasette"",
                ""https://github.com/simonw/datasette/blob/master/LICENSE"",
                ""https://github.com/simonw/datasette/blob/master/tests/fixtures.py"",
            }:
                assert href.startswith(prefix), (href, a.parent)
```","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",396212021,base_url configuration setting,