diff options
Diffstat (limited to 'js/src/jit-test/tests/debug/Frame-this-16.js')
-rw-r--r-- | js/src/jit-test/tests/debug/Frame-this-16.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-this-16.js b/js/src/jit-test/tests/debug/Frame-this-16.js new file mode 100644 index 0000000000..43aec1f2c5 --- /dev/null +++ b/js/src/jit-test/tests/debug/Frame-this-16.js @@ -0,0 +1,38 @@ +// Test that Debugger.Frame.prototype.this works on a suspended async +// generator function. + +load(libdir + "asserts.js"); + +const g = newGlobal({ newCompartment: true }); +const dbg = new Debugger(); +const gDO = dbg.addDebuggee(g); + +g.eval(` +var context = {}; +var f = async function*() { + await Promise.resolve(); + return this; +}.bind(context); +`); + +let frame; +dbg.onEnterFrame = f => { + frame = f; + assertEq(frame.this, gDO.makeDebuggeeValue(g.context)); + dbg.onEnterFrame = undefined; +}; + +(async () => { + const it = g.f(); + + assertEq(!!frame, true); + assertEq(frame.this, gDO.makeDebuggeeValue(g.context)); + + const promise = it.next(); + + assertEq(frame.this, gDO.makeDebuggeeValue(g.context)); + + await promise; + + assertThrowsInstanceOf(() => frame.this, Error); +})(); |