Rewrite WPT runner (#857)

url/Cargo.toml

@@ -17,6 +17,7 @@ edition = "2018"
 rust-version = "1.56"
 
 [dev-dependencies]
+serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 bencher = "0.1"
 
@@ -34,6 +35,11 @@ debugger_visualizer = []
 # Expose internal offsets of the URL.
 expose_internals = []
 
+[[test]]
+name = "url_wpt"
+path = "tests/wpt.rs"
+harness = false
+
 [[bench]]
 name = "parse_url"
 path = "benches/parse_url.rs"

url/tests/expected_failures.txt

@@ -0,0 +1,37 @@
+</> against <file://h/C:/a/b>
+<file:\\\\//> against <about:blank>
+<file:\\\\\\\\> against <about:blank>
+<file:\\\\\\\\?fox> against <about:blank>
+<file:\\\\\\\\#guppy> against <about:blank>
+<file://spider///> against <about:blank>
+<file:\\\\localhost//> against <about:blank>
+<file://\\/localhost//cat> against <about:blank>
+<file://localhost//a//../..//> against <about:blank>
+</////mouse> against <file:///elephant>
+<\\/localhost//pig> against <file://lion/>
+<//localhost//pig> against <file://lion/>
+</..//localhost//pig> against <file://lion/>
+<C|> against <file://host/dir/file>
+<C|> against <file://host/D:/dir1/dir2/file>
+<C|#> against <file://host/dir/file>
+<C|?> against <file://host/dir/file>
+<C|/> against <file://host/dir/file>
+<C|\n/> against <file://host/dir/file>
+<C|\\> against <file://host/dir/file>
+</c:/foo/bar> against <file://host/path>
+<file://example.net/C:/> against <about:blank>
+<file://1.2.3.4/C:/> against <about:blank>
+<file://[1::8]/C:/> against <about:blank>
+<C|/> against <file://host/>
+</C:/> against <file://host/>
+<file:C:/> against <file://host/>
+<file:/C:/> against <file://host/>
+<file://localhost//a//../..//foo> against <about:blank>
+<file://localhost////foo> against <about:blank>
+<file:////foo> against <about:blank>
+<file:////one/two> against <file:///>
+<////one/two> against <file:///>
+<file:///.//> against <file:////>
+<file:.//p> against <about:blank>
+<file:/.//p> against <about:blank>
+<https://x/?#\u{0}y> against <about:blank>