mediawiki-extensions-Echo/tests/qunit/model/test_mw.echo.dm.UnreadNotificationCounter.js
Ed Sanders 2c089e075d build: Update linters
Change-Id: I9747097fdf725992710f97d4ce4ea49fd611df1b
2018-09-11 23:46:52 +01:00

86 lines
2.1 KiB
JavaScript

( function ( mw ) {
QUnit.module( 'ext.echo.dm - mw.echo.dm.UnreadNotificationCounter' );
QUnit.test( 'Returning capped notifications count', function ( assert ) {
var i,
model = new mw.echo.dm.UnreadNotificationCounter(
null,
'all', // type
10 // max
),
cases = [
{ input: 5, output: 5 },
{ input: 20, output: 11 },
{ input: 10, output: 10 }
];
for ( i = 0; i < cases.length; i++ ) {
assert.strictEqual(
model.getCappedNotificationCount( cases[ i ].input ),
cases[ i ].output,
'Capped notifications count: ' +
cases[ i ].input + ' -> ' +
cases[ i ].output
);
}
} );
QUnit.test( 'Estimate change', function ( assert ) {
var model = new mw.echo.dm.UnreadNotificationCounter(
null,
'all', // type
99 // max
);
// Set initial
model.setCount( 50 );
model.estimateChange( -10 );
assert.strictEqual(
model.getCount(),
40, // 50-10
'Estimation within range'
);
model.estimateChange( 70 );
assert.strictEqual(
model.getCount(),
100, // Estimation reached above cap - cap is set
'Estimation brings count to cap'
);
model.estimateChange( -10 );
assert.strictEqual(
model.getCount(),
100, // We are already above cap, count will not change
'Estimation while counter is outside of cap - no change'
);
} );
QUnit.test( 'Emitting countChange event', function ( assert ) {
var results = [],
model = new mw.echo.dm.UnreadNotificationCounter(
null,
'all', // type
99 // max
);
// Listen to event
model.on( 'countChange', function ( count ) {
results.push( count );
} );
// Trigger events
model.setCount( 50 ); // [ 50 ]
model.setCount( 300, true ); // (estimate, above max, bring to cap) [ 50, 100 ]
model.setCount( -1, true ); // (estimate while counter is above cap, no event) [ 50, 100 ]
model.setCount( 200 ); // (setting above cap, value is capped, same as current, no event) [ 50,100 ]
model.setCount( 10 ); // [ 50, 100, 10 ]
assert.deepEqual(
results,
[ 50, 100, 10 ],
'countChange events emitted.'
);
} );
}( mediaWiki ) );