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-rw-r--r--js/src/jit-test/tests/debug/Environment-setVariable-03.js16
1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Environment-setVariable-03.js b/js/src/jit-test/tests/debug/Environment-setVariable-03.js
new file mode 100644
index 000000000..752f8122e
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Environment-setVariable-03.js
@@ -0,0 +1,16 @@
+// setVariable cannot create new global variables.
+// (Other kinds of environment are tested in Environment-variables.js.)
+
+load(libdir + "asserts.js");
+
+var g = newGlobal();
+var dbg = new Debugger(g);
+var hits = 0;
+dbg.onDebuggerStatement = function (frame) {
+ assertThrowsInstanceOf(function () { frame.environment.setVariable("x", 7); }, TypeError);
+ hits++;
+};
+g.eval("debugger");
+assertEq("x" in g, false);
+assertEq(hits, 1);
+