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test.js
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test.js
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'use strict'
const pt = require('path')
const gulpHtmlToJs = require(process.cwd())
const assert = require('assert')
/**
* Without concat
*/
{
const stream = gulpHtmlToJs()
for (const file of mockFiles()) {
stream._transform(file, null, throwAny)
}
const results = readAll(stream)
const paths = results.map(x => x.relative).sort()
const contents = results.map(x => x.contents.toString()).sort()
assert.deepEqual(paths, [
`html/first.html.js`,
`html/second.html.js`,
])
assert.deepEqual(contents, [
`module.exports = '<p>\\n "second"\\n</p>'`,
`module.exports = '<p>\\n \\'first\\'\\n</p>'`,
])
}
/**
* With concat
*/
{
const stream = gulpHtmlToJs({concat: 'html.js'})
for (const file of mockFiles()) {
stream._transform(file, null, throwAny)
}
stream._flush(throwAny)
const results = readAll(stream)
assert.equal(results.length, 1)
assert.equal(results[0].relative, 'html.js')
assert.equal(results[0].contents.toString(),
`module.exports = Object.create(null)
module.exports['html/first.html'] = '<p>\\n \\'first\\'\\n</p>'
module.exports['html/second.html'] = '<p>\\n "second"\\n</p>'`)
}
/**
* With path prefix
*/
{
const stream = gulpHtmlToJs({concat: 'html.js', prefix: 'templates'})
for (const file of mockFiles()) {
stream._transform(file, null, throwAny)
}
stream._flush(throwAny)
const results = readAll(stream)
assert.equal(results.length, 1)
assert.equal(results[0].relative, 'html.js')
assert.equal(results[0].contents.toString(),
`module.exports = Object.create(null)
module.exports['templates/html/first.html'] = '<p>\\n \\'first\\'\\n</p>'
module.exports['templates/html/second.html'] = '<p>\\n "second"\\n</p>'`)
}
/**
* With global
*/
{
const stream = gulpHtmlToJs({concat: 'html.js', global: 'window.templates'})
for (const file of mockFiles()) {
stream._transform(file, null, throwAny)
}
stream._flush(throwAny)
const results = readAll(stream)
assert.equal(results.length, 1)
assert.equal(results[0].relative, 'html.js')
assert.equal(results[0].contents.toString(),
`window.templates = Object.create(null)
window.templates['html/first.html'] = '<p>\\n \\'first\\'\\n</p>'
window.templates['html/second.html'] = '<p>\\n "second"\\n</p>'`)
}
/**
* Utils
*/
function mockFile() {
return {
isNull: () => false,
isStream: () => false,
isDirectory: () => false,
isBuffer: () => true,
path: undefined,
relative: undefined,
contents: undefined,
}
}
function mockFiles() {
return [
{
...mockFile(),
contents: new Buffer(
`<p>
'first'
</p>`),
path: pt.join(process.cwd(), 'html/first.html'),
relative: 'html/first.html',
},
{
...mockFile(),
contents: new Buffer(
`<p>
"second"
</p>`),
path: pt.join(process.cwd(), 'html/second.html'),
relative: 'html/second.html',
},
]
}
function throwAny(err) {
if (err) throw err
}
function readAll(stream) {
const out = []
while (stream._readableState.buffer.length) out.push(stream.read())
return out
}