/
build-headers-program.js
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/
build-headers-program.js
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import buildHeadersProgram from "../build-headers-program"
import * as path from "path"
import * as os from "os"
import * as fs from "fs-extra"
import { DEFAULT_OPTIONS } from "../constants"
jest.mock(`fs-extra`, () => {
return {
...jest.requireActual(`fs-extra`),
existsSync: jest.fn(),
}
})
describe(`build-headers-program`, () => {
let reporter
beforeEach(() => {
reporter = {
panic: jest.fn(),
}
fs.existsSync.mockClear()
fs.existsSync.mockReturnValue(true)
})
const createPluginData = async () => {
const tmpDir = await fs.mkdtemp(
path.join(os.tmpdir(), `gatsby-plugin-netlify-`)
)
return {
pages: new Map([
[
`/offline-plugin-app-shell-fallback/`,
{
jsonName: `offline-plugin-app-shell-fallback-a30`,
internalComponentName: `ComponentOfflinePluginAppShellFallback`,
path: `/offline-plugin-app-shell-fallback/`,
matchPath: undefined,
componentChunkName: `component---node-modules-gatsby-plugin-offline-app-shell-js`,
isCreatedByStatefulCreatePages: false,
context: {},
updatedAt: 1557740602268,
pluginCreator___NODE: `63e5f7ff-e5f1-58f7-8e2c-55872ac42281`,
pluginCreatorId: `63e5f7ff-e5f1-58f7-8e2c-55872ac42281`,
},
],
[
`/hi-folks/`,
{
jsonName: `hi-folks-a2b`,
internalComponentName: `ComponentHiFolks`,
path: `/hi-folks/`,
matchPath: undefined,
componentChunkName: `component---src-templates-blog-post-js`,
isCreatedByStatefulCreatePages: false,
context: {},
updatedAt: 1557740602330,
pluginCreator___NODE: `7374ebf2-d961-52ee-92a2-c25e7cb387a9`,
pluginCreatorId: `7374ebf2-d961-52ee-92a2-c25e7cb387a9`,
},
],
[
`/my-second-post/`,
{
jsonName: `my-second-post-2aa`,
internalComponentName: `ComponentMySecondPost`,
path: `/my-second-post/`,
matchPath: undefined,
componentChunkName: `component---src-templates-blog-post-js`,
isCreatedByStatefulCreatePages: false,
context: {},
updatedAt: 1557740602333,
pluginCreator___NODE: `7374ebf2-d961-52ee-92a2-c25e7cb387a9`,
pluginCreatorId: `7374ebf2-d961-52ee-92a2-c25e7cb387a9`,
},
],
[
`/hello-world/`,
{
jsonName: `hello-world-8bc`,
internalComponentName: `ComponentHelloWorld`,
path: `/hello-world/`,
matchPath: undefined,
componentChunkName: `component---src-templates-blog-post-js`,
isCreatedByStatefulCreatePages: false,
context: {},
updatedAt: 1557740602335,
pluginCreator___NODE: `7374ebf2-d961-52ee-92a2-c25e7cb387a9`,
pluginCreatorId: `7374ebf2-d961-52ee-92a2-c25e7cb387a9`,
},
],
[
`/404/`,
{
jsonName: `404-22d`,
internalComponentName: `Component404`,
path: `/404/`,
matchPath: undefined,
componentChunkName: `component---src-pages-404-js`,
isCreatedByStatefulCreatePages: true,
context: {},
updatedAt: 1557740602358,
pluginCreator___NODE: `049c1cfd-95f7-5555-a4ac-9b396d098b26`,
pluginCreatorId: `049c1cfd-95f7-5555-a4ac-9b396d098b26`,
},
],
[
`/`,
{
jsonName: `index`,
internalComponentName: `ComponentIndex`,
path: `/`,
matchPath: undefined,
componentChunkName: `component---src-pages-index-js`,
isCreatedByStatefulCreatePages: true,
context: {},
updatedAt: 1557740602361,
pluginCreator___NODE: `049c1cfd-95f7-5555-a4ac-9b396d098b26`,
pluginCreatorId: `049c1cfd-95f7-5555-a4ac-9b396d098b26`,
},
],
[
`/404.html`,
{
jsonName: `404-html-516`,
internalComponentName: `Component404Html`,
path: `/404.html`,
matchPath: undefined,
componentChunkName: `component---src-pages-404-js`,
isCreatedByStatefulCreatePages: true,
context: {},
updatedAt: 1557740602382,
pluginCreator___NODE: `f795702c-a3b8-5a88-88ee-5d06019d44fa`,
pluginCreatorId: `f795702c-a3b8-5a88-88ee-5d06019d44fa`,
},
],
]),
manifest: {
"main.js": `render-page.js`,
"main.js.map": `render-page.js.map`,
app: [
`webpack-runtime-acaa8994f1f704475e21.js`,
`styles.1025963f4f2ec7abbad4.css`,
`styles-565f081c8374bbda155f.js`,
`app-f33c13590352da20930f.js`,
],
"component---node-modules-gatsby-plugin-offline-app-shell-js": [
`component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js`,
],
"component---src-templates-blog-post-js": [
`0-0180cd94ef2497ac7db8.js`,
`component---src-templates-blog-post-js-517987eae96e75cddbe7.js`,
],
"component---src-pages-404-js": [
`0-0180cd94ef2497ac7db8.js`,
`component---src-pages-404-js-53e6c51a5a7e73090f50.js`,
],
"component---src-pages-index-js": [
`0-0180cd94ef2497ac7db8.js`,
`component---src-pages-index-js-0bdd01c77ee09ef0224c.js`,
],
},
pathPrefix: ``,
publicFolder: (...files) => path.join(tmpDir, ...files),
}
}
it(`with caching headers`, async () => {
const pluginData = await createPluginData()
const pluginOptions = {
...DEFAULT_OPTIONS,
mergeCachingHeaders: true,
}
await buildHeadersProgram(pluginData, pluginOptions, reporter)
expect(reporter.panic).not.toHaveBeenCalled()
const output = await fs.readFile(
pluginData.publicFolder(`_headers`),
`utf8`
)
expect(output).toMatchSnapshot()
expect(output).toMatch(/app-data\.json/)
expect(output).toMatch(/page-data\.json/)
// we should only check page-data & app-data once which leads to 2 times
expect(fs.existsSync).toBeCalledTimes(2)
})
it(`with manifest['pages-manifest']`, async () => {
const pluginData = await createPluginData()
fs.existsSync.mockImplementation(path => {
if (path.includes(`page-data.json`) || path.includes(`app-data.json`)) {
return false
}
return true
})
// gatsby < 2.9 uses page-manifest
pluginData.manifest[`pages-manifest`] = [
`pages-manifest-ab11f09e0ca7ecd3b43e.js`,
]
const pluginOptions = {
...DEFAULT_OPTIONS,
mergeCachingHeaders: true,
}
await buildHeadersProgram(pluginData, pluginOptions, reporter)
expect(reporter.panic).not.toHaveBeenCalled()
const output = await fs.readFile(
pluginData.publicFolder(`_headers`),
`utf8`
)
expect(output).toMatchSnapshot()
expect(output).toMatch(/\/pages-manifest-ab11f09e0ca7ecd3b43e\.js/g)
expect(output).not.toMatch(/\/app-data\.json/g)
expect(output).not.toMatch(/\/page-data\.json/g)
expect(output).not.toMatch(/\/undefined/g)
})
it(`without app-data file`, async () => {
const pluginData = await createPluginData()
// gatsby 2.17.0+ adds an app-data file
delete pluginData.manifest[`pages-manifest`]
const pluginOptions = {
...DEFAULT_OPTIONS,
mergeCachingHeaders: true,
}
fs.existsSync.mockImplementation(path => {
if (path.includes(`app-data.json`)) {
return false
}
return true
})
await buildHeadersProgram(pluginData, pluginOptions, reporter)
expect(reporter.panic).not.toHaveBeenCalled()
const output = await fs.readFile(
pluginData.publicFolder(`_headers`),
`utf8`
)
expect(output).not.toMatch(/app-data\.json/g)
expect(output).not.toMatch(/\/undefined/g)
})
it(`without caching headers`, async () => {
const pluginData = await createPluginData()
const pluginOptions = {
...DEFAULT_OPTIONS,
mergeCachingHeaders: false,
}
await buildHeadersProgram(pluginData, pluginOptions, reporter)
expect(reporter.panic).not.toHaveBeenCalled()
expect(
await fs.readFile(pluginData.publicFolder(`_headers`), `utf8`)
).toMatchSnapshot()
})
it(`with security headers`, async () => {
const pluginData = await createPluginData()
const pluginOptions = {
...DEFAULT_OPTIONS,
mergeSecurityHeaders: true,
headers: {
"/*": [
`Content-Security-Policy: frame-ancestors 'self' https://*.storyblok.com/`,
`X-Frame-Options: ALLOW-FROM https://app.storyblok.com/`,
],
"/hello": [`X-Frame-Options: SAMEORIGIN`],
},
}
await buildHeadersProgram(pluginData, pluginOptions, reporter)
expect(reporter.panic).not.toHaveBeenCalled()
expect(
await fs.readFile(pluginData.publicFolder(`_headers`), `utf8`)
).toMatchSnapshot()
})
it(`with badly headers configuration`, async () => {
const pluginData = await createPluginData()
const pluginOptions = {
...DEFAULT_OPTIONS,
mergeSecurityHeaders: true,
headers: {
"X-Frame-Options": [`sameorigin`],
},
}
await buildHeadersProgram(pluginData, pluginOptions, reporter)
expect(reporter.panic).toHaveBeenCalled()
})
})