Add Promises/A+ Compliance Test Suite.

test/promises-aplus/lib/adapter.js

 // Copyright 2014 the V8 project authors. All rights reserved.
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 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
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 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Flags: --allow-natives-syntax
+var global = this.global || {};
 
-// Try to get a GC because of a heap number allocation while we
-// have live values (o) in a register.
-function f(o) {
-  var x = 1.5;
-  var y = 2.5;
-  for (var i = 1; i < 3; i += 1) {
-    %SetAllocationTimeout(1, 0, false);
-    o.val = x + y + i;
-    %SetAllocationTimeout(-1, -1, true);
+global.adapter = {
+  resolved: function(value) { return Promise.resolve(value); },
+  rejected: function(reason) { return Promise.reject(reason); },
+  deferred: function() {
+    var resolve, reject;
+    var promise = new Promise(function(res, rej) {
+      resolve = res;
+      reject = rej;
+    });
+    return {promise: promise, resolve: resolve, reject: reject};
   }
-  return o;
-}
-
-var o = { val: 0 };
-f(o);
+};