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test: Refactor snapshot testing
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+295
-187
lines changed

10 files changed

+295
-187
lines changed

‎packages/cli/global.d.ts

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declare const __webpack_public_path__: string;
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declare namespace jest {
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interface Matchers<R> {
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toBeCloseInSize(receivedSize: number, expectedSize: number): R;
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toFindMatchingKey(receivedKey: string): R;
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}
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}
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// Modified from https://github.com/DefinitelyTyped/DefinitelyTyped/blob/master/types/shelljs/index.d.ts
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declare module 'shelljs' {
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const shell: {

‎packages/cli/package.json

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"devDependencies": {
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"@types/express": "^4.17.13",
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"@types/jest": "^24.9.1",
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"directory-tree": "^3.5.1",
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"html-looks-like": "^1.0.2",
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"jest": "^24.9.0",
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"less": "^4.1.1",

‎packages/cli/tests/__snapshots__/build.test.js.snap

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// Jest Snapshot v1, https://goo.gl/fbAQLP
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exports[`preact build builds the \`default\` template 1`] = `
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"build
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assets
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icons
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android-chrome-192x192.png: 14058
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android-chrome-512x512.png: 51484
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apple-touch-icon.png: 12746
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favicon-16x16.png: 626
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favicon-32x32.png: 1487
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mstile-150x150.png: 9050
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favicon.ico: 15086
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preact-logo-inverse.svg: 649
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preact-logo.svg: 645
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ssr-build
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asset-manifest.json: 178
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ssr-bundle.js: 30158
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ssr-bundle.js.map: 54671
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ssr-bundle.82489.css: 2585
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ssr-bundle.82489.css.map: 3680
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asset-manifest.json: 1142
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bundle.c4895.js: 22552
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bundle.c4895.js.map: 113627
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bundle.4c6ac.css: 1276
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favicon.ico: 15086
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index.html: 4162
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manifest.json: 455
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polyfills.1ea90.js: 6426
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polyfills.1ea90.js.map: 21116
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preact_prerender_data.json: 11
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push-manifest.json: 388
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route-home.chunk.5d28d.js: 1174
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route-home.chunk.5d28d.js.map: 2028
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route-home.chunk.9bcab.css: 821
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route-profile.chunk.4c330.js: 3490
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route-profile.chunk.4c330.js.map: 15002
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"
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`;
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exports[`preact build builds the \`default\` template with esm 1`] = `
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"build
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assets
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icons
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android-chrome-192x192.png: 14058
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android-chrome-512x512.png: 51484
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apple-touch-icon.png: 12746
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favicon-16x16.png: 626
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favicon-32x32.png: 1487
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mstile-150x150.png: 9050
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favicon.ico: 15086
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preact-logo-inverse.svg: 649
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preact-logo.svg: 645
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ssr-build
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asset-manifest.json: 178
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ssr-bundle.js: 30158
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ssr-bundle.js.map: 54671
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ssr-bundle.82489.css: 2585
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ssr-bundle.82489.css.map: 3680
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asset-manifest.json: 1174
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bundle.c4895.js: 22552
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bundle.c4895.js.map: 113627
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bundle.9eeeb.esm.js: 22272
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bundle.9eeeb.esm.js.map: 113603
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bundle.4c6ac.css: 1276
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favicon.ico: 15086
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index.html: 4256
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manifest.json: 455
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polyfills.1ea90.js: 6426
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polyfills.1ea90.js.map: 21116
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polyfills.bfe9e.esm.js: 5721
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polyfills.bfe9e.esm.js.map: 21081
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preact_prerender_data.json: 11
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push-manifest.json: 404
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route-home.chunk.5d28d.js: 1174
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route-home.chunk.5d28d.js.map: 2028
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route-home.chunk.f8caa.esm.js: 1152
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route-home.chunk.f8caa.esm.js.map: 2024
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route-home.chunk.9bcab.css: 821
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route-profile.chunk.4c330.js: 3490
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route-profile.chunk.4c330.js.map: 15002
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route-profile.chunk.44303.esm.js: 2424
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route-profile.chunk.44303.esm.js.map: 14942
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"
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`;

‎packages/cli/tests/__snapshots__/create.test.js.snap

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// Jest Snapshot v1, https://goo.gl/fbAQLP
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exports[`preact create scaffolds the \`default\` official template 1`] = `
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"default-template-project
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.gitignore
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README.md
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package.json
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src
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assets
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favicon.ico
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icons
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android-chrome-192x192.png
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android-chrome-512x512.png
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apple-touch-icon.png
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favicon-16x16.png
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favicon-32x32.png
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mstile-150x150.png
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preact-logo-inverse.svg
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preact-logo.svg
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components
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app.js
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header
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index.js
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style.css
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index.js
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manifest.json
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routes
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home
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index.js
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style.css
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profile
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index.js
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style
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index.css
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sw.js
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template.html
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tests
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__mocks__
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browserMocks.js
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fileMocks.js
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setupTests.js
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header.test.js
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"
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`;

‎packages/cli/tests/build.test.js

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@@ -3,11 +3,11 @@ const { access, mkdir, readdir, readFile, rename, unlink, writeFile } =
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require('fs').promises;
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const looksLike = require('html-looks-like');
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const { create, build } = require('./lib/cli');
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const { snapshot } = require('./lib/utils');
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const { snapshotDir } = require('./lib/utils');
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const { subject } = require('./lib/output');
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const images = require('./images/build');
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const minimatch = require('minimatch');
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const shell = require('shelljs');
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const dirTree = require('directory-tree');
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const prerenderUrlFiles = [
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'prerender-urls.json',
@@ -35,18 +35,6 @@ function getRegExpFromMarkup(markup) {
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return new RegExp(minifiedMarkup);
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}
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function testMatch(received, expected) {
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let receivedKeys = Object.keys(received);
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let expectedKeys = Object.keys(expected);
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expect(receivedKeys).toHaveLength(expectedKeys.length);
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for (let key in expected) {
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const receivedKey = receivedKeys.find(k => minimatch(k, key));
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expect(key).toFindMatchingKey(receivedKey);
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expect(receivedKey).toBeCloseInSize(received[receivedKey], expected[key]);
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}
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}
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/**
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* Get build output file as utf-8 string
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* @param {string} dir
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await build(dir);
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let output = await snapshot(join(dir, 'build'));
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testMatch(output, images.default);
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const directoryTree = dirTree(join(dir, 'build'), { attributes: ['size'] });
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expect(await snapshotDir([directoryTree])).toMatchSnapshot();
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});
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it('builds the `default` template with esm', async () => {
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let dir = await create('default');
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7765
await build(dir, { esm: true });
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let output = await snapshot(join(dir, 'build'));
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testMatch(output, images['default-esm']);
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const directoryTree = dirTree(join(dir, 'build'), { attributes: ['size'] });
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expect(await snapshotDir([directoryTree])).toMatchSnapshot();
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});
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it('builds the `typescript` template', async () => {

‎packages/cli/tests/create.test.js

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const { access, readFile } = require('fs').promises;
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const { join, relative } = require('path');
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const { join } = require('path');
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const { create } = require('./lib/cli');
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const { expand } = require('./lib/utils');
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const snapshots = require('./images/create');
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const { snapshotDir } = require('./lib/utils');
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const shell = require('shelljs');
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const dirTree = require('directory-tree');
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describe('preact create', () => {
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it('scaffolds the `default` official template', async () => {
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let dir = await create('default');
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let output = await expand(dir).then(arr => {
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return arr.map(x => relative(dir, x));
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const directoryTree = dirTree(dir, {
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exclude: /node_modules|package-lock|yarn.lock/,
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});
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expect(output.sort()).toEqual(snapshots.default);
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// Creating a stable name, as the test directory is normally a randomized string
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directoryTree.name = 'default-template-project';
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expect(await snapshotDir([directoryTree], false)).toMatchSnapshot();
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});
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it('should use template.html from the github repo', async () => {

‎packages/cli/tests/images/build.js

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const common = {
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'polyfills.1ea90.js': 6426,
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'polyfills.1ea90.js.map': 21668,
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};
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exports.default = Object.assign({}, common, {
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'assets/icons/android-chrome-192x192.png': 14058,
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'assets/icons/android-chrome-512x512.png': 51484,
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'assets/icons/apple-touch-icon.png': 12746,
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'assets/icons/favicon-16x16.png': 626,
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'assets/icons/favicon-32x32.png': 1487,
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'assets/icons/mstile-150x150.png': 9050,
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'assets/preact-logo.svg': 645,
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'assets/preact-logo-inverse.svg': 649,
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'assets/favicon.ico': 15086,
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'ssr-build/ssr-bundle.82489.css': 2601,
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'ssr-build/ssr-bundle.82489.css.map': 3708,
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'ssr-build/ssr-bundle.js': 28830,
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'ssr-build/ssr-bundle.js.map': 52686,
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'ssr-build/asset-manifest.json': 178,
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'bundle.4c6ac.css': 1276,
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'bundle.c4895.js': 22529,
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'bundle.c4895.js.map': 111801,
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'favicon.ico': 15086,
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'index.html': 4127,
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'manifest.json': 455,
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'preact_prerender_data.json': 11,
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'push-manifest.json': 388,
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'asset-manifest.json': 1142,
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'route-home.chunk.9bcab.css': 834,
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'route-home.chunk.5d28d.js': 1149,
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'route-home.chunk.5d28d.js.map': 1961,
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'route-profile.chunk.4c330.js': 3490,
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'route-profile.chunk.4c330.js.map': 15002,
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});
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exports['default-esm'] = Object.assign({}, exports.default, {
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'bundle.*.esm.js': 22249,
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'bundle.*.esm.js.map': 113538,
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'polyfills.*.esm.js': 5721,
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'polyfills.*.esm.js.map': 21633,
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'route-home.chunk.*.esm.js': 1127,
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'route-home.chunk.*.esm.js.map': 1957,
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'route-profile.chunk.*.esm.js': 2424,
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'route-profile.chunk.*.esm.js.map': 14942,
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'index.html': 4221,
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'push-manifest.json': 404,
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'asset-manifest.json': 1174,
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});
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exports.sass = `
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<body>
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<div class="background__2mKGE">

‎packages/cli/tests/images/create.js

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