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( function ( mw ) {
QUnit.module( 'mediawiki.track' );
QUnit.test( 'track', function ( assert ) {
var sequence = [];
mw.trackSubscribe( 'simple', function ( topic, data ) {
sequence.push( [ topic, data ] );
} );
mw.track( 'simple', { key: 1 } );
mw.track( 'simple', { key: 2 } );
assert.deepEqual( sequence, [
[ 'simple', { key: 1 } ],
[ 'simple', { key: 2 } ]
], 'Events after subscribing' );
} );
QUnit.test( 'trackSubscribe', function ( assert ) {
var now,
sequence = [];
mw.track( 'before', { key: 1 } );
mw.track( 'before', { key: 2 } );
mw.trackSubscribe( 'before', function ( topic, data ) {
sequence.push( [ topic, data ] );
} );
mw.track( 'before', { key: 3 } );
assert.deepEqual( sequence, [
[ 'before', { key: 1 } ],
[ 'before', { key: 2 } ],
[ 'before', { key: 3 } ]
], 'Replay events from before subscribing' );
now = mw.now();
mw.track( 'context', { key: 0 } );
mw.trackSubscribe( 'context', function ( topic, data ) {
assert.strictEqual( this.topic, topic, 'thisValue has topic' );
assert.strictEqual( this.data, data, 'thisValue has data' );
assert.assertTrue( this.timeStamp >= now, 'thisValue has sane timestamp' );
} );
} );
QUnit.test( 'trackUnsubscribe', function ( assert ) {
var sequence = [];
function unsubber( topic, data ) {
sequence.push( [ topic, data ] );
}
mw.track( 'unsub', { key: 1 } );
mw.trackSubscribe( 'unsub', unsubber );
mw.track( 'unsub', { key: 2 } );
mw.trackUnsubscribe( unsubber );
mw.track( 'unsub', { key: 3 } );
assert.deepEqual( sequence, [
[ 'unsub', { key: 1 } ],
[ 'unsub', { key: 2 } ]
], 'Stop when unsubscribing' );
} );
}( mediaWiki ) );
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