import test from "tape";
import isfunction from "../src/isfunction";
test("isfunction", function(t) {
t.plan(5);
t.equal(isfunction(setInterval), true);
t.equal(isfunction(function() {}), true);
t.equal(isfunction(5), false);
t.equal(isfunction("invalid"), false);
t.equal(isfunction(new Date()), false);