url: TupleOrigin#toString use unicode by default

See: https://url.spec.whatwg.org/#dom-url-origin

Also moves the tests for origins to the parsing tests
since now URL#origin matches the test cases by default.

PR-URL: nodejs#10552
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/internal/url.js

@@ -66,7 +66,8 @@ class TupleOrigin {
     return this[kDomain] || this[kHost];
   }
 
-  toString(unicode = false) {
+  // https://url.spec.whatwg.org/#dom-url-origin
+  toString(unicode = true) {
     var result = this[kScheme];
     result += '://';
     result += unicode ? domainToUnicode(this[kHost]) : this[kHost];
@@ -325,7 +326,7 @@ Object.defineProperties(URL.prototype, {
     enumerable: true,
     configurable: true,
     get() {
-      return originFor(this).toString(true);
+      return originFor(this).toString();
     }
   },
   protocol: {

test/parallel/test-whatwg-url-parsing.js

@@ -13,17 +13,30 @@ const path = require('path');
 const assert = require('assert');
 const tests = require(path.join(common.fixturesDir, 'url-tests.json'));
 
+function verifyURL(url, test) {
+  if (test.href) assert.strictEqual(url.href, test.href);
+  if (test.origin) assert.strictEqual(url.origin, test.origin);
+  if (test.protocol) assert.strictEqual(url.protocol, test.protocol);
+  if (test.username) assert.strictEqual(url.username, test.username);
+  if (test.password) assert.strictEqual(url.password, test.password);
+  if (test.hostname) assert.strictEqual(url.hostname, test.hostname);
+  if (test.host) assert.strictEqual(url.host, test.host);
+  if (test.port !== undefined) assert.strictEqual(url.port, test.port);
+  if (test.pathname) assert.strictEqual(url.pathname, test.pathname);
+  if (test.search) assert.strictEqual(url.search, test.search);
+  if (test.hash) assert.strictEqual(url.hash, test.hash);
+}
+
 for (const test of tests) {
   if (typeof test === 'string')
     continue;
 
   if (test.failure) {
-    assert.throws(() => new URL(test.input, test.base), /Invalid URL/);
+    assert.throws(() => new URL(test.input, test.base),
+                  /^TypeError: Invalid URL$/);
   } else {
-    assert.doesNotThrow(() => {
-      const url = new URL(test.input, test.base);
-      assert.strictEqual(url.href, test.href);
-    });
+    const url = new URL(test.input, test.base);
+    verifyURL(url, test);
   }
 }
 
@@ -115,18 +128,10 @@ const additional_tests = [
   }
 ];
 
-additional_tests.forEach((test) => {
-  const u = new URL(test.url);
-  if (test.protocol) assert.strictEqual(test.protocol, u.protocol);
-  if (test.username) assert.strictEqual(test.username, u.username);
-  if (test.password) assert.strictEqual(test.password, u.password);
-  if (test.hostname) assert.strictEqual(test.hostname, u.hostname);
-  if (test.host) assert.strictEqual(test.host, u.host);
-  if (test.port !== undefined) assert.strictEqual(test.port, u.port);
-  if (test.pathname) assert.strictEqual(test.pathname, u.pathname);
-  if (test.search) assert.strictEqual(test.search, u.search);
-  if (test.hash) assert.strictEqual(test.hash, u.hash);
-});
+for (const test of additional_tests) {
+  const url = new URL(test.url);
+  verifyURL(url, test);
+}
 
 // test inspect
 const allTests = additional_tests.slice();