From 9ed05ce5db764a0c508090034ffbb7014ec2b639 Mon Sep 17 00:00:00 2001
From: Ben Kelly <wanderview@chromium.org>
Date: Wed, 8 Sep 2021 13:05:29 -0700
Subject: [PATCH] URLPattern: Support pattern syntax in IPv6 hostnames.

This adds support for patterns that having matching syntax inside of
IPv6 address hostnames like:

  new URLPattern({ hostname: '[:address]' });

This issue is discussed here:

  https://github.com/WICG/urlpattern/issues/115

This CL also does a drive-by fix of a stale header reference in the
blink presubmit warnings.

Fixed: 1245998
Change-Id: I772258dc69c2b658ee4d7306b4f1975324624338
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3140140
Reviewed-by: Jeremy Roman <jbroman@chromium.org>
Reviewed-by: Stephen McGruer <smcgruer@chromium.org>
Commit-Queue: Ben Kelly <wanderview@chromium.org>
Cr-Commit-Position: refs/heads/main@{#919392}
---
 urlpattern/resources/urlpatterntestdata.json | 79 ++++++++++++++++++++
 1 file changed, 79 insertions(+)

diff --git a/urlpattern/resources/urlpatterntestdata.json b/urlpattern/resources/urlpatterntestdata.json
index 5ef045e560acb5..6138b30cdf5e44 100644
--- a/urlpattern/resources/urlpatterntestdata.json
+++ b/urlpattern/resources/urlpatterntestdata.json
@@ -2199,6 +2199,85 @@
       "pathname": { "input": "/", "groups": {} }
     }
   },
+  {
+    "pattern": [ "http://[:address]/" ],
+    "inputs": [ "http://[::1]/" ],
+    "exactly_empty_components": [ "username", "password", "port", "search",
+                                  "hash" ],
+    "expected_obj": {
+      "protocol": "http",
+      "hostname": "[:address]",
+      "pathname": "/"
+    },
+    "expected_match": {
+      "protocol": { "input": "http", "groups": {} },
+      "hostname": { "input": "[::1]", "groups": { "address": "::1" }},
+      "pathname": { "input": "/", "groups": {} }
+    }
+  },
+  {
+    "pattern": [ "http://[\\:\\:AB\\::num]/" ],
+    "inputs": [ "http://[::ab:1]/" ],
+    "exactly_empty_components": [ "username", "password", "port", "search",
+                                  "hash" ],
+    "expected_obj": {
+      "protocol": "http",
+      "hostname": "[\\:\\:ab\\::num]",
+      "pathname": "/"
+    },
+    "expected_match": {
+      "protocol": { "input": "http", "groups": {} },
+      "hostname": { "input": "[::ab:1]", "groups": { "num": "1" }},
+      "pathname": { "input": "/", "groups": {} }
+    }
+  },
+  {
+    "pattern": [{ "hostname": "[\\:\\:AB\\::num]" }],
+    "inputs": [{ "hostname": "[::ab:1]" }],
+    "expected_obj": {
+      "hostname": "[\\:\\:ab\\::num]"
+    },
+    "expected_match": {
+      "hostname": { "input": "[::ab:1]", "groups": { "num": "1" }}
+    }
+  },
+  {
+    "pattern": [{ "hostname": "[\\:\\:xY\\::num]" }],
+    "expected_obj": "error"
+  },
+  {
+    "pattern": [{ "hostname": "{[\\:\\:ab\\::num]}" }],
+    "inputs": [{ "hostname": "[::ab:1]" }],
+    "expected_match": {
+      "hostname": { "input": "[::ab:1]", "groups": { "num": "1" }}
+    }
+  },
+  {
+    "pattern": [{ "hostname": "{[\\:\\:fé\\::num]}" }],
+    "expected_obj": "error"
+  },
+  {
+    "pattern": [{ "hostname": "{[\\:\\::num\\:1]}" }],
+    "inputs": [{ "hostname": "[::ab:1]" }],
+    "expected_match": {
+      "hostname": { "input": "[::ab:1]", "groups": { "num": "ab" }}
+    }
+  },
+  {
+    "pattern": [{ "hostname": "{[\\:\\::num\\:fé]}" }],
+    "expected_obj": "error"
+  },
+  {
+    "pattern": [{ "hostname": "[*\\:1]" }],
+    "inputs": [{ "hostname": "[::ab:1]" }],
+    "expected_match": {
+      "hostname": { "input": "[::ab:1]", "groups": { "0": "::ab" }}
+    }
+  },
+  {
+    "pattern": [{ "hostname": "*\\:1]" }],
+    "expected_obj": "error"
+  },
   {
     "pattern": [ "https://foo{{@}}example.com" ],
     "inputs": [ "https://foo@example.com" ],