mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Echo
synced 2024-12-18 10:52:27 +00:00
92 lines
2.6 KiB
JavaScript
92 lines
2.6 KiB
JavaScript
( function () {
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var defaultValues = {
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getPageContinue: undefined,
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getCurrPageIndex: 0,
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getPrevPageContinue: '',
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getCurrPageContinue: '',
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getNextPageContinue: '',
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hasPrevPage: false,
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hasNextPage: false,
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getCurrentPageItemCount: 25,
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getItemsPerPage: 25
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};
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QUnit.module( 'ext.echo.dm - mw.echo.dm.PaginationModel' );
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QUnit.test( 'Constructing the model', function ( assert ) {
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var i, model, method,
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cases = [
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{
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msg: 'Empty config',
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config: {},
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expected: defaultValues
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},
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{
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msg: 'Overridng defaults',
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config: {
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pageNext: 'continueValNext|123',
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itemsPerPage: 10
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},
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expected: $.extend( true, {}, defaultValues, {
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getNextPageContinue: 'continueValNext|123',
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hasNextPage: true,
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getItemsPerPage: 10,
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getCurrentPageItemCount: 10
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} )
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}
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];
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for ( i = 0; i < cases.length; i++ ) {
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model = new mw.echo.dm.PaginationModel( cases[ i ].config );
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for ( method in cases[ i ].expected ) {
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assert.deepEqual(
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// Run the method
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model[ method ](),
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// Expected value
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cases[ i ].expected[ method ],
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// Message
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cases[ i ].msg + ' (' + method + ')'
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);
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}
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}
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} );
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QUnit.test( 'Emitting update event', function ( assert ) {
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var results = [],
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model = new mw.echo.dm.PaginationModel();
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// Listen to update event
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model.on( 'update', function () {
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results.push( [
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model.getCurrPageIndex(),
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model.hasNextPage()
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] );
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} );
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// Trigger events
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// Set up initial pages (first page is 0)
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model.setPageContinue( 1, 'page2|2' ); // [ [ 0, true ] ]
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model.setPageContinue( 2, 'page3|3' ); // [ [ 0, true ], [ 0, true ] ]
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model.setPageContinue( 3, 'page4|4' ); // [ [ 0, true ], [ 0, true ], [ 0, true ] ]
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model.forwards(); // [ [ 0, true ], [ 0, true ], [ 0, true ], [ 1, true ] ]
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model.forwards(); // [ [ 0, true ], [ 0, true ], [ 0, true ], [ 1, true ], [ 2, true ] ]
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model.forwards(); // [ [ 0, true ], [ 0, true ], [ 0, true ], [ 1, true ], [ 2, true ], [ 3, false ] ]
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model.backwards(); // [ [ 0, true ], [ 0, true ], [ 0, true ], [ 1, true ], [ 2, true ], [ 3, false ], [ 2, true ] ]
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model.setCurrentPageItemCount(); // [ [ 0, true ], [ 0, true ], [ 0, true ], [ 1, true ], [ 2, true ], [ 3, false ], [ 2, true ], [ 2, true ] ]
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model.reset(); // [ [ 0, true ], [ 0, true ], [ 0, true ], [ 1, true ], [ 2, true ], [ 3, false ], [ 2, true ], [ 2, true ], [ 0, false ] ]
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assert.deepEqual(
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// Actual
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results,
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// Expected:
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[ [ 0, true ], [ 0, true ], [ 0, true ], [ 1, true ], [ 2, true ], [ 3, false ], [ 2, true ], [ 2, true ], [ 0, false ] ],
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// Message
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'Update events emitted'
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);
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} );
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}() );
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