Add m-esr52 at 52.6.0

1 files changed, 21 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/basic/testScriptCloning.js b/js/src/jit-test/tests/basic/testScriptCloning.js
new file mode 100644
index 000000000..4099acfb9
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testScriptCloning.js
@@ -0,0 +1,21 @@
+var g = newGlobal();
+
+g.f = new Function('return function(x) { return x };');
+assertEq(g.eval("clone(f)()(9)"), 9);
+
+g.f = new Function('return function(x) { { let y = x+1; return y } };');
+assertEq(g.eval("clone(f)()(9)"), 10);
+
+g.f = new Function('return function(x) { { let y = x, z = 1; return y+z } };');
+assertEq(g.eval("clone(f)()(9)"), 10);
+
+g.f = new Function('return function(x) { return x.search(/ponies/) };');
+assertEq(g.eval("clone(f)()('123ponies')"), 3);
+
+g.f = new Function('return function(x,y) { return x.search(/a/) + y.search(/b/) };');
+assertEq(g.eval("clone(f)()('12a','foo')"), 1);
+
+g.f = new Function('return function(x) { switch(x) { case "a": return "b"; case null: return "c" } };');
+assertEq(g.eval("clone(f)()('a')"), "b");
+assertEq(g.eval("clone(f)()(null)"), "c");
+assertEq(g.eval("clone(f)()(3)"), undefined);