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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
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/src/jit-test/tests/basic/testNeutering.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/basic/testNeutering.js')
-rw-r--r--js/src/jit-test/tests/basic/testNeutering.js23
1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testNeutering.js b/js/src/jit-test/tests/basic/testNeutering.js
new file mode 100644
index 000000000..fc49e3f99
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testNeutering.js
@@ -0,0 +1,23 @@
+var ab = new ArrayBuffer(4);
+var i32 = new Int32Array(ab);
+i32[0] = 42;
+detachArrayBuffer(ab);
+assertEq(i32.length, 0);
+assertEq(ab.byteLength, 0);
+assertEq(i32[0], undefined);
+
+var ab = new ArrayBuffer(12);
+var i32 = new Int32Array(ab);
+i32[0] = 42;
+detachArrayBuffer(ab);
+assertEq(i32.length, 0);
+assertEq(ab.byteLength, 0);
+assertEq(i32[0], undefined);
+
+var ab = new ArrayBuffer(4096);
+var i32 = new Int32Array(ab);
+i32[0] = 42;
+detachArrayBuffer(ab);
+assertEq(i32.length, 0);
+assertEq(ab.byteLength, 0);
+assertEq(i32[0], undefined);