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var Safe = Divhide.Safe;
var value = Safe.value(1);
expect(value).toBe(1);
var value = Safe.value("1");
expect(value).toBe("1");
var value = Safe.value(null);
expect(value).toBe(null);
var value = Safe.value(undefined);
expect(value).toBe(null);
var value = Safe.value(null, 1);
expect(value).toBe(1);
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