sinon.match.typeOf(type)

Requires the value to be of the given type, where type can be one of "undefined", "null", "boolean", "number", "string", "object", "function", "array", "regexp", "date" or "symbol".

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

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

  fake("hello");
  t.doesNotThrow(() => {
    sinon.assert.calledWithMatch(fake, sinon.match.typeOf("string"));
  }, "should accept string type");

  fake(42);
  t.doesNotThrow(() => {
    sinon.assert.calledWithMatch(fake, sinon.match.typeOf("number"));
  }, "should accept number type");

  fake(true);
  t.doesNotThrow(() => {
    sinon.assert.calledWithMatch(fake, sinon.match.typeOf("boolean"));
  }, "should accept boolean type");

  fake(() => {});
  t.doesNotThrow(() => {
    sinon.assert.calledWithMatch(fake, sinon.match.typeOf("function"));
  }, "should accept function type");

  fake({});
  t.doesNotThrow(() => {
    sinon.assert.calledWithMatch(fake, sinon.match.typeOf("object"));
  }, "should accept object type");

  fake.resetHistory();
  fake(42);
  t.throws(
    () => sinon.assert.calledWithMatch(fake, sinon.match.typeOf("string")),
    /expected fake to be called with match/,
    "should reject wrong type"
  );

  t.end();
});