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-rw-r--r--js/src/jit-test/tests/for-of/syntax-3.js19
1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/syntax-3.js b/js/src/jit-test/tests/for-of/syntax-3.js
new file mode 100644
index 000000000..01b7cce1c
--- /dev/null
+++ b/js/src/jit-test/tests/for-of/syntax-3.js
@@ -0,0 +1,19 @@
+// For-of can't have initializers.
+
+load(libdir + 'asserts.js');
+
+function assertSyntaxError(str) {
+ assertThrowsInstanceOf(function () { return Function(str); }, SyntaxError);
+}
+
+assertSyntaxError("for (var x = 1 of []) {}");
+assertSyntaxError("for (var [x] = 1 of []) {}");
+assertSyntaxError("for (var {x} = 1 of []) {}");
+
+assertSyntaxError("for (let x = 1 of []) {}");
+assertSyntaxError("for (let [x] = 1 of []) {}");
+assertSyntaxError("for (let {x} = 1 of []) {}");
+
+assertSyntaxError("for (const x = 1 of []) {}");
+assertSyntaxError("for (const [x] = 1 of []) {}");
+assertSyntaxError("for (const {x} = 1 of []) {}");