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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/debug/Debugger-debuggees-11.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/debug/Debugger-debuggees-11.js')
-rw-r--r--js/src/jit-test/tests/debug/Debugger-debuggees-11.js22
1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Debugger-debuggees-11.js b/js/src/jit-test/tests/debug/Debugger-debuggees-11.js
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+++ b/js/src/jit-test/tests/debug/Debugger-debuggees-11.js
@@ -0,0 +1,22 @@
+// Don't allow cycles in the graph of the compartment "debugs" relation.
+
+load(libdir + "asserts.js");
+
+// trivial cycles
+var dbg = new Debugger;
+assertThrowsInstanceOf(function () { dbg.addDebuggee(this); }, TypeError);
+assertThrowsInstanceOf(function () { new Debugger(this); }, TypeError);
+
+// cycles of length 2
+var d1 = newGlobal();
+d1.top = this;
+d1.eval("var dbg = new Debugger(top)");
+assertThrowsInstanceOf(function () { dbg.addDebuggee(d1); }, TypeError);
+assertThrowsInstanceOf(function () { new Debugger(d1); }, TypeError);
+
+// cycles of length 3
+var d2 = newGlobal();
+d2.top = this;
+d2.eval("var dbg = new Debugger(top.d1)");
+assertThrowsInstanceOf(function () { dbg.addDebuggee(d2); }, TypeError);
+assertThrowsInstanceOf(function () { new Debugger(d2); }, TypeError);