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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/proxy/testDirectProxyPreventExtensions3.js')
-rw-r--r--js/src/jit-test/tests/proxy/testDirectProxyPreventExtensions3.js7
1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/testDirectProxyPreventExtensions3.js b/js/src/jit-test/tests/proxy/testDirectProxyPreventExtensions3.js
new file mode 100644
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--- /dev/null
+++ b/js/src/jit-test/tests/proxy/testDirectProxyPreventExtensions3.js
@@ -0,0 +1,7 @@
+load(libdir + "asserts.js");
+
+// Throw a TypeError if the trap reports an extensible object as non-extensible
+
+var handler = { preventExtensions: () => true };
+for (let p of [new Proxy({}, handler), Proxy.revocable({}, handler).proxy])
+ assertThrowsInstanceOf(() => Object.preventExtensions(p), TypeError);