mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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113 lines
3.3 KiB
JavaScript
113 lines
3.3 KiB
JavaScript
/*!
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* VisualEditor DataModel Node tests.
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*
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* @copyright 2011-2012 VisualEditor Team and others; see AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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QUnit.module( 've.dm.Node' );
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/* Stubs */
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ve.dm.NodeStub = function VeDmNodeStub( length, element ) {
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// Parent constructor
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ve.dm.Node.call( this, 'stub', length, element );
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};
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ve.inheritClass( ve.dm.NodeStub, ve.dm.LeafNode );
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ve.dm.NodeStub.static.name = 'stub';
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ve.dm.NodeStub.static.matchTagNames = [];
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ve.dm.nodeFactory.register( 'stub', ve.dm.NodeStub );
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/* Tests */
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QUnit.test( 'canHaveChildren', 1, function ( assert ) {
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var node = new ve.dm.NodeStub();
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assert.equal( node.canHaveChildren(), false );
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} );
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QUnit.test( 'canHaveGrandchildren', 1, function ( assert ) {
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var node = new ve.dm.NodeStub();
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assert.equal( node.canHaveGrandchildren(), false );
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} );
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QUnit.test( 'getLength', 2, function ( assert ) {
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var node1 = new ve.dm.NodeStub(),
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node2 = new ve.dm.NodeStub( 1234 );
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assert.strictEqual( node1.getLength(), 0 );
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assert.strictEqual( node2.getLength(), 1234 );
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} );
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QUnit.test( 'getOuterLength', 2, function ( assert ) {
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var node1 = new ve.dm.NodeStub(),
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node2 = new ve.dm.NodeStub( 1234 );
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assert.strictEqual( node1.getOuterLength(), 2 );
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assert.strictEqual( node2.getOuterLength(), 1236 );
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} );
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QUnit.test( 'setLength', 2, function ( assert ) {
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var node = new ve.dm.NodeStub();
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node.setLength( 1234 );
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assert.strictEqual( node.getLength(), 1234 );
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assert.throws(
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function () {
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// Length cannot be negative
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node.setLength( -1 );
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},
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Error,
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'throws exception if length is negative'
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);
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} );
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QUnit.test( 'adjustLength', 1, function ( assert ) {
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var node = new ve.dm.NodeStub( 1234 );
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node.adjustLength( 5678 );
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assert.strictEqual( node.getLength(), 6912 );
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} );
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QUnit.test( 'getAttribute', 2, function ( assert ) {
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var node = new ve.dm.NodeStub( 0, { 'type': 'stub', 'attributes': { 'a': 1, 'b': 2 } } );
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assert.strictEqual( node.getAttribute( 'a' ), 1 );
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assert.strictEqual( node.getAttribute( 'b' ), 2 );
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} );
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QUnit.test( 'setRoot', 1, function ( assert ) {
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var node1 = new ve.dm.NodeStub(),
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node2 = new ve.dm.NodeStub();
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node1.setRoot( node2 );
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assert.strictEqual( node1.getRoot(), node2 );
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} );
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QUnit.test( 'attach', 2, function ( assert ) {
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var node1 = new ve.dm.NodeStub(),
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node2 = new ve.dm.NodeStub();
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node1.attach( node2 );
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assert.strictEqual( node1.getParent(), node2 );
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assert.strictEqual( node1.getRoot(), node2 );
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} );
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QUnit.test( 'detach', 2, function ( assert ) {
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var node1 = new ve.dm.NodeStub(),
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node2 = new ve.dm.NodeStub();
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node1.attach( node2 );
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node1.detach();
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assert.strictEqual( node1.getParent(), null );
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assert.strictEqual( node1.getRoot(), node1 );
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} );
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QUnit.test( 'canBeMergedWith', 4, function ( assert ) {
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var node1 = new ve.dm.LeafNodeStub(),
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node2 = new ve.dm.BranchNodeStub( [node1] ),
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node3 = new ve.dm.BranchNodeStub( [node2] ),
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node4 = new ve.dm.LeafNodeStub(),
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node5 = new ve.dm.BranchNodeStub( [node4] );
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assert.strictEqual( node3.canBeMergedWith( node5 ), true, 'same level, same type' );
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assert.strictEqual( node2.canBeMergedWith( node5 ), false, 'different level, same type' );
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assert.strictEqual( node2.canBeMergedWith( node1 ), false, 'different level, different type' );
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assert.strictEqual( node2.canBeMergedWith( node4 ), false, 'same level, different type' );
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} );
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