diff options
Diffstat (limited to 'devtools/shared/heapsnapshot/tests/xpcshell/dominator-tree-worker.js')
-rw-r--r-- | devtools/shared/heapsnapshot/tests/xpcshell/dominator-tree-worker.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/devtools/shared/heapsnapshot/tests/xpcshell/dominator-tree-worker.js b/devtools/shared/heapsnapshot/tests/xpcshell/dominator-tree-worker.js new file mode 100644 index 0000000000..a71966f756 --- /dev/null +++ b/devtools/shared/heapsnapshot/tests/xpcshell/dominator-tree-worker.js @@ -0,0 +1,52 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +console.log("Initializing worker."); + +self.onmessage = e => { + console.log("Starting test."); + try { + const path = ChromeUtils.saveHeapSnapshot({ runtime: true }); + const snapshot = ChromeUtils.readHeapSnapshot(path); + + const dominatorTree = snapshot.computeDominatorTree(); + ok(dominatorTree); + ok(dominatorTree instanceof DominatorTree); + + let threw = false; + try { + new DominatorTree(); + } catch (excp) { + threw = true; + } + ok(threw, "Constructor shouldn't be usable"); + } catch (ex) { + ok( + false, + "Unexpected error inside worker:\n" + ex.toString() + "\n" + ex.stack + ); + } finally { + done(); + } +}; + +// Proxy assertions to the main thread. +function ok(val, msg) { + console.log("ok(" + !!val + ', "' + msg + '")'); + self.postMessage({ + type: "assertion", + passed: !!val, + msg, + stack: Error().stack, + }); +} + +// Tell the main thread we are done with the tests. +function done() { + console.log("done()"); + self.postMessage({ + type: "done", + }); +} |