1 files changed, 162 insertions, 0 deletions
diff --git a/js/src/tests/js1_8_5/extensions/scripted-proxies.js b/js/src/tests/js1_8_5/extensions/scripted-proxies.js
new file mode 100644
index 0000000..d385000
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+++ b/js/src/tests/js1_8_5/extensions/scripted-proxies.js
@@ -0,0 +1,162 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ * Contributor: Andreas Gal
+ */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 546590;
+var summary = 'basic scripted proxies tests';
+var actual = '';
+var expect = '';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test() {
+    enterFunc ('test');
+    printBugNumber(BUGNUMBER);
+    printStatus(summary);
+
+    testObj({ foo: 1, bar: 2 });
+    testObj({ 1: 2, 3: 4 });
+    testObj([ 1, 2, 3 ]);
+    testObj(new Date());
+    testObj(new Array());
+    testObj(new RegExp());
+    testObj(Date);
+    testObj(Array);
+    testObj(RegExp);
+
+    /* Test function proxies. */
+    var proxy = Proxy.createFunction({
+        get: function(obj,name) { return Function.prototype[name]; },
+	fix: function() {
+	    return ({});
+	}
+    }, function() { return "call"; });
+
+    assertEq(proxy(), "call");
+    assertEq(Function.prototype.bind.call(proxy)(), "call");
+    assertEq(typeof proxy, "function");
+    if ("isTrapping" in Proxy) {
+	assertEq(Proxy.isTrapping(proxy), true);
+	assertEq(Proxy.fix(proxy), true);
+	assertEq(Proxy.isTrapping(proxy), false);
+	assertEq(typeof proxy, "function");
+	assertEq(proxy(), "call");
+    }
+
+    /* Test function proxies as constructors. */
+    var proxy = Proxy.createFunction({
+        get: function(obj, name) { return Function.prototype[name]; },
+	fix: function() { return ({}); }
+    },
+    function() { var x = {}; x.origin = "call"; return x; },
+    function() { var x = {}; x.origin = "new"; return x; })
+
+    assertEq(proxy().origin, "call");
+    assertEq(Function.prototype.bind.call(proxy)().origin, "call");
+    assertEq((new proxy()).origin, "new");
+    assertEq(new (Function.prototype.bind.call(proxy))().origin, "new");
+    if ("fix" in Proxy) {
+	assertEq(Proxy.fix(proxy), true);
+	assertEq(proxy().origin, "call");
+	assertEq((new proxy()).origin, "new");
+    }
+
+    /* Test fallback on call if no construct trap was given. */
+    var proxy = Proxy.createFunction({
+        get: function(obj, name) { return Function.prototype[name]; },
+        fix: function() { return ({}); }
+    },
+    function() { this.origin = "new"; return "new-ret"; });
+
+    assertEq((new proxy()).origin, "new");
+    if ("fix" in Proxy) {
+        assertEq(Proxy.fix(proxy), true);
+        assertEq((new proxy()).origin, "new");
+    }
+
+    /* Test invoke. */
+    var proxy = Proxy.create({ get: function(obj,name) { return function(a,b,c) { return name + uneval([a,b,c]); } }});
+    assertEq(proxy.foo(1,2,3), "foo[1, 2, 3]");
+
+    reportCompare(0, 0, "done.");
+
+    exitFunc ('test');
+}
+
+/* Test object proxies. */
+function noopHandlerMaker(obj) {
+    return {
+	getOwnPropertyDescriptor: function(name) {
+	    var desc = Object.getOwnPropertyDescriptor(obj);
+	    // a trapping proxy's properties must always be configurable
+	    desc.configurable = true;
+	    return desc;
+	},
+	getPropertyDescriptor: function(name) {
+	    var desc = Object.getPropertyDescriptor(obj); // assumed
+	    // a trapping proxy's properties must always be configurable
+	    desc.configurable = true;
+	    return desc;
+	},
+	getOwnPropertyNames: function() {
+	    return Object.getOwnPropertyNames(obj);
+	},
+	defineProperty: function(name, desc) {
+	    return Object.defineProperty(obj, name, desc);
+	},
+	delete: function(name) { return delete obj[name]; },
+	fix: function() {
+	    // As long as obj is not frozen, the proxy won't allow itself to be fixed
+	    // if (!Object.isFrozen(obj)) [not implemented in SpiderMonkey]
+	    //     return undefined;
+	    // return Object.getOwnProperties(obj); // assumed [not implemented in SpiderMonkey]
+	    var props = {};
+	    for (x in obj)
+		props[x] = Object.getOwnPropertyDescriptor(obj, x);
+	    return props;
+	},
+ 	has: function(name) { return name in obj; },
+	hasOwn: function(name) { return ({}).hasOwnProperty.call(obj, name); },
+	get: function(receiver, name) { return obj[name]; },
+	set: function(receiver, name, val) { obj[name] = val; return true; }, // bad behavior when set fails in non-strict mode
+	enumerate: function() {
+	    var result = [];
+	    for (name in obj) { result.push(name); };
+	    return result;
+	},
+	keys: function() { return Object.keys(obj); }
+    };
+};
+
+function testNoopHandler(obj, proxy) {
+    /* Check that both objects see the same properties. */
+    for (x in obj)
+	assertEq(obj[x], proxy[x]);
+    for (x in proxy)
+	assertEq(obj[x], proxy[x]);
+    /* Check that the iteration order is the same. */
+    var a = [], b = [];
+    for (x in obj)
+	a.push(x);
+    for (x in proxy)
+	b.push(x);
+    assertEq(uneval(a), uneval(b));
+}
+
+function testObj(obj) {
+    var proxy = Proxy.create(noopHandlerMaker(obj));
+    testNoopHandler(obj, proxy);
+    assertEq(typeof proxy, "object");
+    if ("isTrapping" in Proxy) {
+	assertEq(Proxy.isTrapping(proxy), true);
+	assertEq(Proxy.fix(proxy), true);
+	assertEq(Proxy.isTrapping(proxy), false);
+	assertEq(typeof proxy, "object");
+	testNoopHandler(obj, proxy);
+    }
+}