Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(818)

Unified Diff: test/mjsunit/d8-worker.js

Issue 1185643004: Add d8 API for spawning function on a new thread. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: fix gcc build Created 5 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« src/d8.h ('K') | « src/d8.cc ('k') | no next file » | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: test/mjsunit/d8-worker.js
diff --git a/test/mjsunit/d8-worker.js b/test/mjsunit/d8-worker.js
new file mode 100644
index 0000000000000000000000000000000000000000..086ce4fd30e612463a3caeb6e9f6590a741be700
--- /dev/null
+++ b/test/mjsunit/d8-worker.js
@@ -0,0 +1,131 @@
+// Copyright 2015 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// 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.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following
+// disclaimer in the documentation and/or other materials provided
+// with the distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Test the Worker API of d8. This test only makes sense with d8. A Worker
+// spawns a new OS thread and isolate, and runs it concurrently with the
+// current running thread.
+
+function f() {
+ postMessage("Starting worker");
+ // Set a global variable; should not be visible outside of the worker's
+ // context.
+ foo = 100;
+
+ var c = 0;
+ onmessage = function(m) {
+ switch (c++) {
+ case 0:
+ if (m !== undefined) throw new Error("undefined");
+ break;
+ case 1:
+ if (m !== null) throw new Error("null");
+ break;
+ case 2:
+ if (m !== true) throw new Error("true");
+ break;
+ case 3:
+ if (m !== false) throw new Error("false");
+ break;
+ case 4:
+ if (m !== 100) throw new Error("Number");
+ break;
+ case 5:
+ if (m !== "hi") throw new Error("String");
+ break;
+ case 6:
+ if (JSON.stringify(m) !== '[4,true,"bye"]') throw new Error("Array");
+ break;
+ case 7:
+ if (JSON.stringify(m) !== '{"a":1,"b":2.5,"c":"three"}')
+ throw new Error("Object");
+ break;
+ case 8:
+ var ab = m;
+ var t = new Uint32Array(ab);
+ if (ab.byteLength !== 16)
+ throw new Error("ArrayBuffer clone byteLength");
+ for (var i = 0; i < 4; ++i)
+ if (t[i] !== i)
+ throw new Error("ArrayBuffer clone value " + i);
+ break;
+ case 9:
+ var ab = m;
+ var t = new Uint32Array(ab);
+ if (ab.byteLength !== 32)
+ throw new Error("ArrayBuffer transfer byteLength");
+ for (var i = 0; i < 8; ++i)
+ if (t[i] !== i)
+ throw new Error("ArrayBuffer transfer value " + i);
+ break;
+ }
+
+ if (c == 10) {
+ postMessage("DONE");
+ }
+ }
+}
+
+function createArrayBuffer(byteLength) {
+ var ab = new ArrayBuffer(byteLength);
+ var t = new Uint32Array(ab);
+ for (var i = 0; i < byteLength / 4; ++i)
+ t[i] = i;
+ return ab;
+}
+
+var w = new Worker(f);
+
+assertEquals("Starting worker", w.getMessage());
+
+// Currently can only create one worker at a time.
+assertThrows(function() { new Worker(f); });
+
+w.postMessage(undefined);
+w.postMessage(null);
+w.postMessage(true);
+w.postMessage(false);
+w.postMessage(100);
+w.postMessage("hi");
+w.postMessage([4, true, "bye"]);
+w.postMessage({a: 1, b: 2.5, c: "three"});
+
+// Clone ArrayBuffer
+var ab1 = createArrayBuffer(16);
+w.postMessage(ab1);
+assertEquals(16, ab1.byteLength); // ArrayBuffer should not be neutered.
+
+// Transfer ArrayBuffer
+var ab2 = createArrayBuffer(32);
+w.postMessage(ab2, [ab2]);
+assertEquals(0, ab2.byteLength); // ArrayBuffer should be neutered.
+
+assertEquals("undefined", typeof foo);
+
+// Read a message from the worker.
+assertEquals("DONE", w.getMessage());
+
+w.terminate();
« src/d8.h ('K') | « src/d8.cc ('k') | no next file » | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698