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Add NavigationPresenter

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This commit is contained in:
Shin'ya Ueoka 2019-05-19 15:36:14 +09:00
parent c81b82ee39
commit 6d9aaef18c
10 changed files with 314 additions and 105 deletions
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144
test/content/presenters/NavigationPresenter.test.ts Normal file
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import NavigationPresenter, { NavigationPresenterImpl }
from '../../../src/content/presenters/NavigationPresenter';
import { expect } from 'chai';
describe('NavigationPresenter', () => {
let sut;
const testRel = (done, rel, html) => {
const method = rel === 'prev' ? sut.openLinkPrev.bind(sut) : sut.openLinkNext.bind(sut);
document.body.innerHTML = html;
method();
setTimeout(() => {
expect(document.location.hash).to.equal(`#${rel}`);
done();
}, 0);
};
const testPrev = html => done => testRel(done, 'prev', html);
const testNext = html => done => testRel(done, 'next', html);
before(() => {
sut = new NavigationPresenterImpl();
});
describe('#linkPrev', () => {
it('navigates to <link> elements whose rel attribute is "prev"', testPrev(
'<link rel="prev" href="#prev" />'
));
it('navigates to <link> elements whose rel attribute starts with "prev"', testPrev(
'<link rel="prev bar" href="#prev" />'
));
it('navigates to <link> elements whose rel attribute ends with "prev"', testPrev(
'<link rel="foo prev" href="#prev" />'
));
it('navigates to <link> elements whose rel attribute contains "prev"', testPrev(
'<link rel="foo prev bar" href="#prev" />'
));
it('navigates to <a> elements whose rel attribute is "prev"', testPrev(
'<a rel="prev" href="#prev">click me</a>'
));
it('navigates to <a> elements whose rel attribute starts with "prev"', testPrev(
'<a rel="prev bar" href="#prev">click me</a>'
));
it('navigates to <a> elements whose rel attribute ends with "prev"', testPrev(
'<a rel="foo prev" href="#prev">click me</a>'
));
it('navigates to <a> elements whose rel attribute contains "prev"', testPrev(
'<a rel="foo prev bar" href="#prev">click me</a>'
));
it('navigates to <a> elements whose text matches "prev"', testPrev(
'<a href="#dummy">preview</a><a href="#prev">go to prev</a>'
));
it('navigates to <a> elements whose text matches "previous"', testPrev(
'<a href="#dummy">previously</a><a href="#prev">previous page</a>'
));
it('navigates to <a> elements whose decoded text matches "<<"', testPrev(
'<a href="#dummy">click me</a><a href="#prev">&lt;&lt;</a>'
));
it('navigates to matching <a> elements by clicking', testPrev(
`<a rel="prev" href="#dummy" onclick="return location = '#prev', false">go to prev</a>`
));
it('prefers link[rel~=prev] to a[rel~=prev]', testPrev(
'<a rel="prev" href="#dummy">click me</a><link rel="prev" href="#prev" />'
));
it('prefers a[rel~=prev] to a::text(pattern)', testPrev(
'<a href="#dummy">go to prev</a><a rel="prev" href="#prev">click me</a>'
));
});
describe('#linkNext', () => {
it('navigates to <link> elements whose rel attribute is "next"', testNext(
'<link rel="next" href="#next" />'
));
it('navigates to <link> elements whose rel attribute starts with "next"', testNext(
'<link rel="next bar" href="#next" />'
));
it('navigates to <link> elements whose rel attribute ends with "next"', testNext(
'<link rel="foo next" href="#next" />'
));
it('navigates to <link> elements whose rel attribute contains "next"', testNext(
'<link rel="foo next bar" href="#next" />'
));
it('navigates to <a> elements whose rel attribute is "next"', testNext(
'<a rel="next" href="#next">click me</a>'
));
it('navigates to <a> elements whose rel attribute starts with "next"', testNext(
'<a rel="next bar" href="#next">click me</a>'
));
it('navigates to <a> elements whose rel attribute ends with "next"', testNext(
'<a rel="foo next" href="#next">click me</a>'
));
it('navigates to <a> elements whose rel attribute contains "next"', testNext(
'<a rel="foo next bar" href="#next">click me</a>'
));
it('navigates to <a> elements whose text matches "next"', testNext(
'<a href="#dummy">inextricable</a><a href="#next">go to next</a>'
));
it('navigates to <a> elements whose decoded text matches ">>"', testNext(
'<a href="#dummy">click me</a><a href="#next">&gt;&gt;</a>'
));
it('navigates to matching <a> elements by clicking', testNext(
`<a rel="next" href="#dummy" onclick="return location = '#next', false">go to next</a>`
));
it('prefers link[rel~=next] to a[rel~=next]', testNext(
'<a rel="next" href="#dummy">click me</a><link rel="next" href="#next" />'
));
it('prefers a[rel~=next] to a::text(pattern)', testNext(
'<a href="#dummy">next page</a><a rel="next" href="#next">click me</a>'
));
});
describe('#parent', () => {
// NOTE: not able to test location
it('removes hash', () => {
window.location.hash = '#section-1';
sut.openParent();
expect(document.location.hash).to.be.empty;
});
});
});