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-rw-r--r--js/src/tests/non262/reflect-parse/expression-short-circuit-compound-assignment.js11
1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/tests/non262/reflect-parse/expression-short-circuit-compound-assignment.js b/js/src/tests/non262/reflect-parse/expression-short-circuit-compound-assignment.js
new file mode 100644
index 0000000000..abec4a18af
--- /dev/null
+++ b/js/src/tests/non262/reflect-parse/expression-short-circuit-compound-assignment.js
@@ -0,0 +1,11 @@
+// |reftest| skip-if(!xulRuntime.shell)
+
+function test() {
+
+assertExpr("(x ??= y)", aExpr("??=", ident("x"), ident("y")));
+assertExpr("(x ||= y)", aExpr("||=", ident("x"), ident("y")));
+assertExpr("(x &&= y)", aExpr("&&=", ident("x"), ident("y")));
+
+}
+
+runtest(test);