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| import { MetaTable, MetaElement } from 'meta';
import { Config } from '../config';
import { Parser } from '../parser';
class ConfigMock extends Config {
constructor(metaTable: MetaTable){
super();
this.metaTable = metaTable;
}
}
describe('MetaTable', function(){
const expect = require('chai').expect;
describe('getMetaFor', function(){
let table: MetaTable;
beforeEach(function(){
table = new MetaTable();
table.loadFromObject({
foo: mockEntry('foo', {phrasing: true}),
});
});
it('should be populated for known elements', function(){
const meta = table.getMetaFor('foo');
expect(meta).not.to.be.undefined;
expect(meta.tagName).to.equal('foo');
});
it('should be null for unknown elements', function(){
const meta = table.getMetaFor('bar');
expect(meta).to.be.null;
});
});
describe('expression', function(){
let table: MetaTable;
describe('isDescendant', function(){
beforeEach(function(){
table = new MetaTable();
table.loadFromObject({
foo: mockEntry('foo'),
spam: mockEntry('spam'),
ham: mockEntry('ham'),
dynamic: mockEntry('dynamic', {interactive: ['isDescendant', 'ham'], void: true}),
});
});
it('should be true if child is a descendant of given tagName', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<foo><ham><dynamic/></ham></foo>').root;
const el = dom.getElementsByTagName('dynamic');
expect(el[0].meta.interactive).to.be.true;
});
it('should be false if child is not a descendant of given tagName', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<foo><spam><dynamic/></spam></foo>').root;
const el = dom.getElementsByTagName('dynamic');
expect(el[0].meta.interactive).to.be.false;
});
});
describe('hasAttribute', function(){
beforeEach(function(){
table = new MetaTable();
table.loadFromObject({
dynamic: mockEntry('dynamic', {interactive: ['hasAttribute', 'foo'], void: true}),
});
});
it('should be true if element has given attribute', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<dynamic foo/>').root;
const el = dom.getElementsByTagName('dynamic');
expect(el[0].meta.interactive).to.be.true;
});
it('should be false if element does not have given attribute', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<dynamic bar/>').root;
const el = dom.getElementsByTagName('dynamic');
expect(el[0].meta.interactive).to.be.false;
});
});
describe('matchAttribute', function(){
beforeEach(function(){
table = new MetaTable();
table.loadFromObject({
foo: mockEntry('dynamic', {interactive: ['matchAttribute', ['type', '=', 'hidden']], void: true}),
bar: mockEntry('dynamic', {interactive: ['matchAttribute', ['type', '!=', 'hidden']], void: true}),
});
});
it('should be true when "=" is used to match existing value', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<foo type="hidden"/>').root;
const el = dom.getElementsByTagName('foo');
expect(el[0].meta.interactive).to.be.true;
});
it('should be false when "=" is used to match other value', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<foo type="other"/>').root;
const el = dom.getElementsByTagName('foo');
expect(el[0].meta.interactive).to.be.false;
});
it('should be false when "=" is used to match missing value', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<foo/>').root;
const el = dom.getElementsByTagName('foo');
expect(el[0].meta.interactive).to.be.false;
});
it('should be false when "!=" is used to match existing value', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<bar type="hidden"/>').root;
const el = dom.getElementsByTagName('bar');
expect(el[0].meta.interactive).to.be.false;
});
it('should be true when "!=" is used to match other value', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<bar type="other"/>').root;
const el = dom.getElementsByTagName('bar');
expect(el[0].meta.interactive).to.be.true;
});
it('should be false when "!=" is used to match missing value', function(){
const parser = new Parser(new ConfigMock(table));
const dom = parser.parseHtml('<bar/>').root;
const el = dom.getElementsByTagName('bar');
expect(el[0].meta.interactive).to.be.true;
});
});
});
});
function mockEntry(tagName: string, stub = {}): MetaElement {
return Object.assign({
tagName,
metadata: false,
flow: false,
sectioning: false,
heading: false,
phrasing: false,
embedded: false,
interactive: false,
deprecated: false,
void: false,
transparent: false,
implicitClosed: [],
deprecatedAttributes: [],
permittedContent: [],
permittedDescendants: [],
permittedOrder: [],
}, stub);
}
|