[runtime] Implement encodeURI as single runtime function.

test/mjsunit/uri.js

Index: test/mjsunit/uri.js
diff --git a/test/mjsunit/uri.js b/test/mjsunit/uri.js
index 862e420f892473c7465b1822f860d49f49e92ace..4a4f041379a327e7d64be7c1808610bd6ec58b74 100644
--- a/test/mjsunit/uri.js
+++ b/test/mjsunit/uri.js
@@ -53,9 +53,9 @@ var s9 = String.fromCharCode(cc9_1)+String.fromCharCode(cc9_2);
 var cc10 = 0xE000;
 var s10 = String.fromCharCode(cc10);
 
-assertEquals('%7D', encodeURI(s1));
-assertEquals('%00', encodeURI(s2));
-assertEquals('%C2%80', encodeURI(s3));
+assertEquals('%7D', encodeURI(s1)); // }

[Yang, 2016/05/12 07:39:21]

We usually use two whitespaces before a comment.

[Franzi, 2016/05/13 09:42:03]

Done.

+assertEquals('%00', encodeURI(s2)); // 0
+assertEquals('%C2%80', encodeURI(s3)); // Padding character
 assertEquals('%D5%95', encodeURI(s4));
 assertEquals('%DF%BF', encodeURI(s5));
 assertEquals('%E0%A0%80', encodeURI(s6));
@@ -64,6 +64,9 @@ assertEquals('%F0%90%80%80', encodeURI(s8));
 assertEquals('%F4%8F%BF%BF', encodeURI(s9));
 assertEquals('%EE%80%80', encodeURI(s10));
 
+assertEquals('Hello%20World!', encodeURI("Hello World!"));
+
+
 assertEquals(cc1, decodeURI(encodeURI(s1)).charCodeAt(0));
 assertEquals(cc2, decodeURI(encodeURI(s2)).charCodeAt(0));
 assertEquals(cc3, decodeURI(encodeURI(s3)).charCodeAt(0));
@@ -80,14 +83,14 @@ assertEquals(cc10, decodeURI(encodeURI(s10)).charCodeAt(0));
 assertEquals("", decodeURI(""));
 assertEquals("", encodeURI(""));
 
-function test(string) {
+function testIdempotent(string) {
   assertEquals(string, decodeURI(encodeURI(string)));
 }
 
-test("\u1234\u0123\uabcd");
-test("abcd");
-test("ab<\u1234\u0123");
-test("ab\u1234<\u0123");
+testIdempotent("\u1234\u0123\uabcd");
+testIdempotent("abcd");
+testIdempotent("ab<\u1234\u0123");
+testIdempotent("ab\u1234<\u0123");
 
 
 (function TestDeleteCharCodeAt() {