michael@0: // Debugger.prototype.onDebuggerStatement
michael@0: 
michael@0: load(libdir + 'asserts.js');
michael@0: 
michael@0: var g = newGlobal();
michael@0: var dbg = new Debugger(g);
michael@0: gc();  // don't assert marking debug hooks
michael@0: assertEq(dbg.onDebuggerStatement, undefined);
michael@0: 
michael@0: function f() {}
michael@0: 
michael@0: assertThrowsInstanceOf(function () { dbg.onDebuggerStatement = null; }, TypeError);
michael@0: assertThrowsInstanceOf(function () { dbg.onDebuggerStatement = "bad"; }, TypeError);
michael@0: assertThrowsInstanceOf(function () { dbg.onDebuggerStatement = {}; }, TypeError);
michael@0: dbg.onDebuggerStatement = f;
michael@0: assertEq(dbg.onDebuggerStatement, f);
michael@0: 
michael@0: assertEq(Object.getOwnPropertyNames(dbg).length, 0);
michael@0: var desc = Object.getOwnPropertyDescriptor(Debugger.prototype, "onDebuggerStatement");
michael@0: assertEq(desc.configurable, true);
michael@0: assertEq(desc.enumerable, false);
michael@0: 
michael@0: assertThrowsInstanceOf(function () { desc.get(); }, TypeError);
michael@0: assertThrowsInstanceOf(function () { desc.get.call(undefined); }, TypeError);
michael@0: assertThrowsInstanceOf(function () { desc.get.call(Debugger.prototype); }, TypeError);
michael@0: assertEq(desc.get.call(dbg), f);
michael@0: 
michael@0: assertThrowsInstanceOf(function () { desc.set(); }, TypeError);
michael@0: assertThrowsInstanceOf(function () { desc.set.call(dbg); }, TypeError);
michael@0: assertThrowsInstanceOf(function () { desc.set.call({}, f); }, TypeError);
michael@0: assertThrowsInstanceOf(function () { desc.set.call(Debugger.prototype, f); }, TypeError);