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node tests: Add test_update_count_in_dom().

This commit is contained in:
Steve Howell 2017-06-13 18:27:06 -04:00
parent 7c2683d765
commit 66673f508b
1 changed files with 23 additions and 0 deletions
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23
frontend_tests/node_tests/stream_list.js
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@ -222,3 +222,26 @@ var stream_list = require('js/stream_list.js');
]);
}());
(function test_update_count_in_dom() {
var count_span = $('count-span');
var value_span = $('value-span');
var unread_count_elem = $('unread-count-elem');
unread_count_elem.add_child('.count', count_span);
count_span.add_child('.value', value_span);
unread_count_elem.addClass('subscription_block');
unread_count_elem.addClass('stream-with-count');
assert(unread_count_elem.hasClass('stream-with-count'));
stream_list.update_count_in_dom(unread_count_elem, 0);
assert.equal(value_span.text(), '');
assert(!unread_count_elem.hasClass('stream-with-count'));
stream_list.update_count_in_dom(unread_count_elem, 99);
assert.equal(value_span.text(), '99');
assert(unread_count_elem.hasClass('stream-with-count'));
stream_list.update_count_in_dom(unread_count_elem, 0);
assert.equal(value_span.text(), '');
assert(!unread_count_elem.hasClass('stream-with-count'));
}());