Bug 1727364 - Add testcase. r=jandem

// |jit-test| skip-if: !('oomAtAllocation' in this)

function code(n) {

    return `

        // Trigger top-level execution with an OOM in the middle.

        oomAtAllocation(${n});

        try { getSelfHostedValue("numberFormatCache") } catch (e) { }

        resetOOMFailure();

        // Read current value of "dateTimeFormatCache".

        var initVal = getSelfHostedValue("dateTimeFormatCache");

        assertEq(typeof initVal, "object");

        // Retrigger top-level execution by reading a later value in the file.

        // Then compare that "dateTimeFormatCache" was not clobbered.

        getSelfHostedValue("collatorCache");

        assertEq(initVal, getSelfHostedValue("dateTimeFormatCache"));

        `;

}

// We cannot use `oomTest` here because of divergence issues from things like

// `RegisterShapeCache` absorbing OOMs.

for (var i = 1; i < 300; ++i) {

    evaluate(code(i), { global: newGlobal() });

}