typeof.md

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t.expect.typeOf Method

Asserts that the actual type is typeName.

await t.expect( actual ).typeOf( typeName, message, options );

Parameter	Type	Description
actual	Any type	A comparison value. See actual parameter value.
typeName	String	The expected type of an actual value.
message (optional)	String	An assertion message displayed in the report if the test fails.
options (optional)	Object	See Options.

Examples:

await t
    .expect({ a: 'bar' }).typeOf('object', 'it\'s an object')
    .expect(/bar/).typeOf('regexp', 'it\'s a regular expression')
    .expect(null).typeOf('null', 'it\'s a null');

import { Selector } from 'testcafe';

fixture `My fixture`;

test('My test', async t => {
    await t.expect(Selector('#element').getAttribute('attr')).typeOf('string');
});

actual Parameter Value

{% include assertions/actual-parameter-value.md %}

Options

options.timeout

{% include assertions/timeout.md %}

options.allowUnawaitedPromise

{% include assertions/allowunawaitedpromise.md %}