statics-fastpath-realms.js

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// |jit-test| --fast-warmup

// Each realm has its own statics, so alternating realms running the same

// source on the same input must keep them separate.

const g1 = newGlobal({ sameCompartmentAs: this });

const g2 = newGlobal({ sameCompartmentAs: this });

g1.evaluate("function run(s) { return /(\\w)(\\d)/g.exec(s); }");

g2.evaluate("function run(s) { return /(\\w)(\\d)/g.exec(s); }");

const shared = "a1 b2 c3";

for (let i = 0; i < 200; i++) {

  const other = "z" + (i % 10) + " y9";

  g1.run(shared);

  g2.run(other);

  g1.run(shared);

  assertEq(g1.RegExp.$1, "a");

  assertEq(g1.RegExp.$2, "1");

  assertEq(g1.RegExp.input, shared);

  assertEq(g2.RegExp.$1, "z");

  assertEq(g2.RegExp.$2, String(i % 10));

  assertEq(g2.RegExp.input, other);

  g2.run(shared);

  assertEq(g2.RegExp.$1, "a");

  assertEq(g1.RegExp.input, shared);