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/*!
* VisualEditor UserInterface DataTransferHandlerFactory tests.
*
* @copyright See AUTHORS.txt
*/
QUnit.module( 've.ui.DataTransferHandlerFactory' );
/* Stubs */
ve.test.utils.makeStubTransferHandler = function ( name, handlesPaste, types, kinds, extensions ) {
function StubHandler() {
StubHandler.super.apply( this, arguments );
}
OO.inheritClass( StubHandler, extensions ? ve.ui.FileTransferHandler : ve.ui.DataTransferHandler );
StubHandler.static.name = name;
StubHandler.static.handlesPaste = !!handlesPaste;
StubHandler.static.kinds = kinds;
StubHandler.static.types = types || [];
StubHandler.static.extensions = extensions;
return StubHandler;
};
ve.test.utils.makeStubTransferItem = function ( type, kind, extension ) {
return {
type: type,
kind: kind,
getExtension: function () {
return extension;
}
};
};
/* Tests */
QUnit.test( 'getHandlerNameForItem', ( assert ) => {
const makeStubTransferHandler = ve.test.utils.makeStubTransferHandler,
makeStubTransferItem = ve.test.utils.makeStubTransferItem,
factory = new ve.ui.DataTransferHandlerFactory(),
stubItemTypeHtml = makeStubTransferItem( 'text/html' ),
stubItemFileHtml = makeStubTransferItem( 'text/html', 'file', 'html' ),
stubItemStringHtml = makeStubTransferItem( 'text/html', 'string', 'html' ),
stubItemExtHtml = makeStubTransferItem( null, null, 'html' ),
stubItemProto = makeStubTransferItem( '__proto__', '__proto__', '__proto__' );
const StubHandlerFileHtml1 = makeStubTransferHandler( 'filehtml1', true, [ 'text/html' ], [ 'file' ], [ 'html' ] );
const StubHandlerFileHtml2 = makeStubTransferHandler( 'filehtml2', false, [ 'text/html' ], [ 'file' ], [ 'html' ] );
const StubHandlerStringHtml = makeStubTransferHandler( 'stringhtml', false, [ 'text/html' ], [ 'string' ] );
const StubHandlerHtml1 = makeStubTransferHandler( 'html1', true, [ 'text/html' ] );
const StubHandlerHtml2 = makeStubTransferHandler( 'html2', false, [ 'text/html' ] );
// The `html3` handler should never show up
const StubHandlerHtml3 = makeStubTransferHandler( 'html3', true, [ 'text/html' ] );
StubHandlerHtml3.static.matchFunction = function () {
return false;
};
// The factory should start out empty and __proto__ shouldn't cause a crash
assert.strictEqual( factory.getHandlerNameForItem( stubItemTypeHtml, false ), undefined, 'Empty factory shouldn\'t match by type' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemFileHtml, false ), undefined, 'Empty factory shouldn\'t match by kind' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemStringHtml, false ), undefined, 'Empty factory shouldn\'t match by kind (2)' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemExtHtml, false ), undefined, 'Empty factory shouldn\'t match by extension' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemProto, false ), undefined, 'Empty factory shouldn\'t crash on __proto__' );
factory.register( StubHandlerFileHtml1 );
factory.register( StubHandlerFileHtml2 );
factory.register( StubHandlerStringHtml );
factory.register( StubHandlerHtml1 );
factory.register( StubHandlerHtml2 );
factory.register( StubHandlerHtml3 );
// Ensure that __proto__ doesn't cause a crash
assert.strictEqual( factory.getHandlerNameForItem( stubItemProto, false ), undefined, 'Ensure that __proto__ doesn\'t cause a crash' );
// 1. Match by kind + type
assert.strictEqual( factory.getHandlerNameForItem( stubItemFileHtml, false ), 'filehtml2', 'Match by kind and type (unfiltered)' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemFileHtml, true ), 'filehtml1', 'Match by kind a type (filtered for paste)' );
// 2. Match by just type (note that html3 doesn't show up)
assert.strictEqual( factory.getHandlerNameForItem( stubItemTypeHtml, false ), 'html2', 'Match by type (unfiltered)' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemTypeHtml, true ), 'html1', 'Match by type (filtered for paste)' );
// 3. Match by file extension
assert.strictEqual( factory.getHandlerNameForItem( stubItemExtHtml, false ), 'filehtml2', 'Match by extension (unfiltered)' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemExtHtml, true ), 'filehtml1', 'Match by extension (filtered for paste)' );
// Match by (1) kind and type, then fall through & match by (2) just type.
assert.strictEqual( factory.getHandlerNameForItem( stubItemStringHtml, false ), 'stringhtml', 'Match by kind and type (unfiltered, take 2)' );
assert.strictEqual( factory.getHandlerNameForItem( stubItemStringHtml, true ), 'html1', 'Fall through kind and type match after filter, match by just type' );
} );
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