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-rw-r--r--js/src/tests/non262/class/bytecodePatternMatching.js29
1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/non262/class/bytecodePatternMatching.js b/js/src/tests/non262/class/bytecodePatternMatching.js
new file mode 100644
index 0000000000..446184f805
--- /dev/null
+++ b/js/src/tests/non262/class/bytecodePatternMatching.js
@@ -0,0 +1,29 @@
+// Constructors can't be called so we can't pattern match
+// them in replace and sort.
+function a() {
+ var b = {a: "A"};
+
+ class X {
+ constructor(a) {
+ return b[a]
+ }
+ };
+
+ assertThrowsInstanceOf(() => "a".replace(/a/, X), TypeError);
+}
+
+function b() {
+ class X {
+ constructor(x, y) {
+ return x - y;
+ }
+ }
+
+ assertThrowsInstanceOf(() => [1, 2, 3].sort(X), TypeError);
+}
+
+a();
+b();
+
+if (typeof reportCompare === "function")
+ reportCompare(0, 0, "OK");