import atan from "../src/atan";
import { ERRORTYPES as error } from "../src/error";
import test from "tape";
test("atan", function(t) {
t.plan(4);
t.equal(atan(0), 0);
t.equal(atan(1), 0.7853981633974483);
t.equal(atan(NaN), error.value);
t.equal(atan("invalid"), error.value);
});