Files
jasmine/src/core/matchers/toHaveClass.js
Steve Gravrock 1f23f1e4d2 Inject a per-runable pretty printer into MatchersUtil
This will allow us to add support for custom object formatters, which
will be a per-runable resource like custom matchers, by injecting them
into the pretty-printer.
2020-02-10 17:26:00 -08:00

35 lines
883 B
JavaScript

getJasmineRequireObj().toHaveClass = function(j$) {
/**
* {@link expect} the actual value to be a DOM element that has the expected class
* @function
* @name matchers#toHaveClass
* @since 3.0.0
* @param {Object} expected - The class name to test for
* @example
* var el = document.createElement('div');
* el.className = 'foo bar baz';
* expect(el).toHaveClass('bar');
*/
function toHaveClass(matchersUtil) {
return {
compare: function(actual, expected) {
if (!isElement(actual)) {
throw new Error(matchersUtil.pp(actual) + ' is not a DOM element');
}
return {
pass: actual.classList.contains(expected)
};
}
};
}
function isElement(maybeEl) {
return maybeEl &&
maybeEl.classList &&
j$.isFunction_(maybeEl.classList.contains);
}
return toHaveClass;
};