hyperstream/test/prepend.js

stream html into html at a css selector

var hyperstream = require('../');
var test = require('tap').test;
var concat = require('concat-stream');
var through = require('through2');
var ent = require('ent');

test('prepend implicit text', function (t) {
    t.plan(1);
    
    var hs = hyperstream({
        '.row': { _prepend: '<b>so</b>' }
    });
    hs.pipe(concat(function (body) {
        t.equal(
            body.toString('utf8'),
            '<div class="row">' + ent.encode('<b>so</b>') + ' wow</div>'
        );
    }));
    hs.end('<div class="row"> wow</div>');
});

test('prepend text', function (t) {
    t.plan(1);
    
    var hs = hyperstream({
        '.row': { _prependText: '<b>so</b>' }
    });
    hs.pipe(concat(function (body) {
        t.equal(
            body.toString('utf8'),
            '<div class="row">' + ent.encode('<b>so</b>') + ' wow</div>'
        );
    }));
    hs.end('<div class="row"> wow</div>');
});

test('prepend html', function (t) {
    t.plan(1);
    
    var hs = hyperstream({
        '.row': { _prependHtml: '<b>so</b>' }
    });
    hs.pipe(concat(function (body) {
        t.equal(
            body.toString('utf8'),
            '<div class="row"><b>so</b> wow</div>'
        );
    }));
    hs.end('<div class="row"> wow</div>');
});

test('prepend implicit text pre-existing markup', function (t) {
    t.plan(1);
    
    var hs = hyperstream({
        '.row': { _prepend: '<b>so</b>' }
    });
    hs.pipe(concat(function (body) {
        t.equal(
            body.toString('utf8'),
            '<div class="row">' + ent.encode('<b>so</b>') + ' <i>wow</i></div>'
        );
    }));
    hs.end('<div class="row"> <i>wow</i></div>');
});

test('prepend text pre-existing markup', function (t) {
    t.plan(1);
    
    var hs = hyperstream({
        '.row': { _prependText: '<b>so</b>' }
    });
    hs.pipe(concat(function (body) {
        t.equal(
            body.toString('utf8'),
            '<div class="row">' + ent.encode('<b>so</b>') + ' <i>wow</i></div>'
        );
    }));
    hs.end('<div class="row"> <i>wow</i></div>');
});

test('prepnd html pre-existing markup', function (t) {
    t.plan(1);
    
    var hs = hyperstream({
        '.row': { _prependHtml: '<b>so</b>' }
    });
    hs.pipe(concat(function (body) {
        t.equal(
            body.toString('utf8'),
            '<div class="row"><b>so</b> <i>wow</i></div>'
        );
    }));
    hs.end('<div class="row"> <i>wow</i></div>');
});