sinon.match.set

Requires the value to be a Set.

sinon.match.set.deepEquals(set)

Requires a Set to be deep equal another one.

sinon.match.set.contains(set)

Requires a Set to contain each one of the items the given set has.

import tap from "tap";
import * as sinon from "sinon";

tap.test("sinon.match.set", (t) => {
  const fake = sinon.fake();

  const set = new Set([1, 2, 3]);
  fake(set);
  t.doesNotThrow(() => {
    sinon.assert.calledWithMatch(fake, sinon.match.set);
  }, "should accept Set");

  fake(new Set());
  t.doesNotThrow(() => {
    sinon.assert.calledWithMatch(fake, sinon.match.set);
  }, "should accept empty Set");

  fake.resetHistory();

  fake([1, 2, 3]);
  t.throws(
    () => sinon.assert.calledWithMatch(fake, sinon.match.set),
    /expected fake to be called with match/,
    "should reject array"
  );

  fake.resetHistory();
  fake({ values: [1, 2, 3] });
  t.throws(
    () => sinon.assert.calledWithMatch(fake, sinon.match.set),
    /expected fake to be called with match/,
    "should reject object"
  );

  t.end();
});