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-rw-r--r--js/src/jit-test/tests/proxy/testDirectProxySet1.js18
1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/testDirectProxySet1.js b/js/src/jit-test/tests/proxy/testDirectProxySet1.js
new file mode 100644
index 0000000000..ddc1bc5ddc
--- /dev/null
+++ b/js/src/jit-test/tests/proxy/testDirectProxySet1.js
@@ -0,0 +1,18 @@
+// Forward to the target if the trap is not defined
+var target = {
+ foo: 'bar'
+};
+for (let p of [new Proxy(target, {}), Proxy.revocable(target, {}).proxy]) {
+ // The sets from the first iteration will affect target, but it doesn't
+ // matter, since the effectiveness of the foo sets is still observable.
+ p.foo = 'baz';
+ assertEq(target.foo, 'baz');
+ p['foo'] = 'buz';
+ assertEq(target.foo, 'buz');
+
+ var sym = Symbol.for('quux');
+ p[sym] = sym;
+ assertEq(target[sym], sym);
+ // Reset for second iteration
+ target[sym] = undefined;
+}