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QUnit.test('Number.range', assert => {
const { range } = Number;
const { from } = Array;
assert.isFunction(range);
assert.name(range, 'range');
assert.arity(range, 3);
assert.looksNative(range);
assert.nonEnumerable(Number, 'range');
let iterator = range(1, 2);
assert.isIterator(iterator);
assert.isIterable(iterator);
assert.deepEqual(iterator.next(), {
value: 1,
done: false,
});
assert.deepEqual(iterator.next(), {
value: undefined,
done: true,
});
assert.deepEqual(from(range(-1, 5)), [-1, 0, 1, 2, 3, 4]);
assert.deepEqual(from(range(-5, 1)), [-5, -4, -3, -2, -1, 0]);
assert.deepEqual(
from(range(0, 1, 0.1)),
[0, 0.1, 0.2, 0.30000000000000004, 0.4, 0.5, 0.6000000000000001, 0.7000000000000001, 0.8, 0.9],
);
assert.deepEqual(
from(range(2 ** 53 - 1, 2 ** 53, { inclusive: true })),
[9007199254740991, 9007199254740992],
);
assert.deepEqual(from(range(0, 0)), []);
assert.deepEqual(from(range(0, -5, 1)), []);
assert.deepEqual(from(range(NaN, 0)), []);
assert.deepEqual(from(range(0, NaN)), []);
assert.deepEqual(from(range(NaN, NaN)), []);
assert.deepEqual(from(range(0, 0, { step: NaN })), []);
assert.deepEqual(from(range(0, 5, NaN)), []);
iterator = range(1, 3);
assert.deepEqual(iterator.start, 1);
assert.deepEqual(iterator.end, 3);
assert.deepEqual(iterator.step, 1);
assert.false(iterator.inclusive);
iterator = range(-1, -3, { inclusive: true });
assert.deepEqual(iterator.start, -1);
assert.deepEqual(iterator.end, -3);
assert.same(iterator.step, -1);
assert.true(iterator.inclusive);
iterator = range(-1, -3, { step: 4, inclusive() { /* empty */ } });
assert.same(iterator.start, -1);
assert.same(iterator.end, -3);
assert.same(iterator.step, 4);
assert.true(iterator.inclusive);
iterator = range(0, 5);
assert.throws(() => Object.getOwnPropertyDescriptor(iterator, 'start').get.call({}), TypeError);
assert.throws(() => range(Infinity, 10, 0), RangeError);
assert.throws(() => range(-Infinity, 10, 0), RangeError);
assert.throws(() => range(0, 10, Infinity), RangeError);
assert.throws(() => range(0, 10, { step: Infinity }), RangeError);
assert.throws(() => range({}, 1), TypeError);
assert.throws(() => range(1, {}), TypeError);
});
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