Add m-esr52 at 52.6.0

1 files changed, 18 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/proxy/testDirectProxyHas1.js b/js/src/jit-test/tests/proxy/testDirectProxyHas1.js
new file mode 100644
index 000000000..0e46d03e8
--- /dev/null
+++ b/js/src/jit-test/tests/proxy/testDirectProxyHas1.js
@@ -0,0 +1,18 @@
+// Forward to the target if the trap is not defined
+var proto = Object.create(null, {
+    'foo': {
+        configurable: true
+    }
+});
+var target = Object.create(proto, {
+    'bar': {
+        configurable: true
+    }
+});
+
+for (let p of [new Proxy(target, {}), Proxy.revocable(target, {}).proxy]) {
+    assertEq('foo' in p, true);
+    assertEq('bar' in p, true);
+    assertEq('baz' in p, false);
+    assertEq(Symbol() in p, false);
+}