From ceb7cd54e164950c5dd3626d6954db14021c3593 Mon Sep 17 00:00:00 2001 From: liabru Date: Tue, 24 Nov 2020 23:26:20 +0000 Subject: [PATCH] added browser tests --- CONTRIBUTING.md | 18 ++- demo/js/Demo.js | 2 + package-lock.json | 285 ++++++++++++++++++++++++++++++++++++++++++- package.json | 10 +- test/Browser.spec.js | 90 ++++++++++++++ 5 files changed, 397 insertions(+), 8 deletions(-) create mode 100644 test/Browser.spec.js diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index 242a4bb..386aa5a 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -6,7 +6,7 @@ By providing any kind of contribution to this project, **you must agree and be l ## Contributions -Contributions by pull request or issues are welcome. Please ensure they follow the same style and architecture as the rest of the code. Use `npm run lint` before submitting. Please **do not include** any changes to the files in the `build` directory. +Contributions by pull request or issues are welcome. Please ensure they follow the same style and architecture as the rest of the code. Use `npm run lint` and see [Testing](#Testing) below before submitting. Please **do not include** any changes to the files in the `build` directory. Before contributing please read the license agreement described at the beginning of this document. @@ -22,6 +22,16 @@ which will install the required build dependencies, then run which will run the development server and opens `http://localhost:8000/` in your browser. Any changes you make to the source will automatically rebuild and reload the page. +## Testing + +All contributions should pass when running the commands + +- `npm run lint` +- `npm run test` +- `npm run test-browser` + +The output of `npm run test` also includes a [comparison report](https://github.com/liabru/matter-js/pull/794), which highlights changes in results, performance and accuracy against the last release build. + ## Commands The following development commands can be run at the terminal @@ -33,8 +43,8 @@ creates a release build - **npm run lint** runs the linter - **npm run test** -runs the tests -- **npm run compare** -compares the output of examples for current source against release build +runs the tests and compares results +- **npm run test-browser** +runs the browser tests - **npm run doc** builds the documentation diff --git a/demo/js/Demo.js b/demo/js/Demo.js index c99888c..3c580c4 100644 --- a/demo/js/Demo.js +++ b/demo/js/Demo.js @@ -99,6 +99,8 @@ examples: examples }); + window.MatterDemo = demo; + document.body.appendChild(demo.dom.root); MatterTools.Demo.start(demo); diff --git a/package-lock.json b/package-lock.json index 5aa80fc..f0803c8 100644 --- a/package-lock.json +++ b/package-lock.json @@ -1114,6 +1114,16 @@ "integrity": "sha512-FA/BWv8t8ZWJ+gEOnLLd8ygxH/2UFbAvgEonyfN6yWGLKc7zVjbpl2Y4CTjid9h2RfgPP6SEt6uHwEOply00yw==", "dev": true }, + "@types/yauzl": { + "version": "2.9.1", + "resolved": "https://registry.npmjs.org/@types/yauzl/-/yauzl-2.9.1.tgz", + "integrity": "sha512-A1b8SU4D10uoPjwb0lnHmmu8wZhR9d+9o2PKBQT2jU5YPTKsxac6M2qGAdY7VcL+dHHhARVUDmeg0rOrcd9EjA==", + "dev": true, + "optional": true, + "requires": { + "@types/node": "*" + } + }, "@webassemblyjs/ast": { "version": "1.9.0", "resolved": "https://registry.npmjs.org/@webassemblyjs/ast/-/ast-1.9.0.tgz", @@ -1369,6 +1379,12 @@ "integrity": "sha1-anmQQ3ynNtXhKI25K9MmbV9csqo=", "dev": true }, + "agent-base": { + "version": "5.1.1", + "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-5.1.1.tgz", + "integrity": "sha512-TMeqbNl2fMW0nMjTEPOwe3J/PRFP4vqeoNuQMG0HlMrtm5QxKqdvAkZ1pRBQ/ulIyDD5Yq0nJ7YbdD8ey0TO3g==", + "dev": true + }, "ajv": { "version": "6.10.2", "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz", @@ -2061,6 +2077,40 @@ "integrity": "sha512-Un7MIEDdUC5gNpcGDV97op1Ywk748MpHcFTHoYs6qnj1Z3j7I53VG3nwZhKzoBZmbdRNnb6WRdFlwl7tSDuZGw==", "dev": true }, + "bl": { + "version": "4.0.3", + "resolved": "https://registry.npmjs.org/bl/-/bl-4.0.3.tgz", + "integrity": "sha512-fs4G6/Hu4/EE+F75J8DuN/0IpQqNjAdC7aEQv7Qt8MHGUH7Ckv2MwTEEeN9QehD0pfIDkMI1bkHYkKy7xHyKIg==", + "dev": true, + "requires": { + "buffer": "^5.5.0", + "inherits": "^2.0.4", + "readable-stream": "^3.4.0" + }, + "dependencies": { + "buffer": { + "version": "5.7.1", + "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz", + "integrity": "sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==", + "dev": true, + "requires": { + "base64-js": "^1.3.1", + "ieee754": "^1.1.13" + } + }, + "readable-stream": { + "version": "3.6.0", + "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz", + "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==", + "dev": true, + "requires": { + "inherits": "^2.0.3", + "string_decoder": "^1.1.1", + "util-deprecate": "^1.0.1" + } + } + } + }, "bluebird": { "version": "3.7.2", "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz", @@ -2314,6 +2364,12 @@ "isarray": "^1.0.0" } }, + "buffer-crc32": { + "version": "0.2.13", + "resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz", + "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=", + "dev": true + }, "buffer-equal": { "version": "1.0.0", "resolved": "https://registry.npmjs.org/buffer-equal/-/buffer-equal-1.0.0.tgz", @@ -4191,6 +4247,12 @@ "integrity": "sha512-ZIzRpLJrOj7jjP2miAtgqIfmzbxa4ZOr5jJc601zklsfEx9oTzmmj2nVpIPRpNlRTIh8lc1kyViIY7BWSGNmKw==", "dev": true }, + "devtools-protocol": { + "version": "0.0.818844", + "resolved": "https://registry.npmjs.org/devtools-protocol/-/devtools-protocol-0.0.818844.tgz", + "integrity": "sha512-AD1hi7iVJ8OD0aMLQU5VK0XH9LDlA1+BcPIgrAxPfaibx2DbWucuyOhc4oyQCbnvDDO68nN6/LcKfqTP343Jjg==", + "dev": true + }, "diff-sequences": { "version": "25.2.6", "resolved": "https://registry.npmjs.org/diff-sequences/-/diff-sequences-25.2.6.tgz", @@ -5042,6 +5104,39 @@ } } }, + "extract-zip": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/extract-zip/-/extract-zip-2.0.1.tgz", + "integrity": "sha512-GDhU9ntwuKyGXdZBUgTIe+vXnWj0fppUEtMDL0+idd5Sta8TGpHssn/eusA9mrPr9qNDym6SxAYZjNvCn/9RBg==", + "dev": true, + "requires": { + "@types/yauzl": "^2.9.1", + "debug": "^4.1.1", + "get-stream": "^5.1.0", + "yauzl": "^2.10.0" + }, + "dependencies": { + "get-stream": { + "version": "5.2.0", + "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-5.2.0.tgz", + "integrity": "sha512-nBF+F1rAZVCu/p7rjzgA+Yb4lfYXrpl7a6VmJrU8wF9I1CKvP/QwPNZHnOlwbTkY6dvtFIzFMSyQXbLoTQPRpA==", + "dev": true, + "requires": { + "pump": "^3.0.0" + } + }, + "pump": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz", + "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==", + "dev": true, + "requires": { + "end-of-stream": "^1.1.0", + "once": "^1.3.1" + } + } + } + }, "extsprintf": { "version": "1.3.0", "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz", @@ -5096,6 +5191,15 @@ "bser": "2.1.1" } }, + "fd-slicer": { + "version": "1.1.0", + "resolved": "https://registry.npmjs.org/fd-slicer/-/fd-slicer-1.1.0.tgz", + "integrity": "sha1-JcfInLH5B3+IkbvmHY85Dq4lbx4=", + "dev": true, + "requires": { + "pend": "~1.2.0" + } + }, "figgy-pudding": { "version": "3.5.2", "resolved": "https://registry.npmjs.org/figgy-pudding/-/figgy-pudding-3.5.2.tgz", @@ -5332,6 +5436,12 @@ "readable-stream": "^2.0.0" } }, + "fs-constants": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/fs-constants/-/fs-constants-1.0.0.tgz", + "integrity": "sha512-y6OAwoSIf7FyjMIv94u+b5rdheZEjzR63GTyZJm5qh4Bi+2YgwLCcI/fPFZkL5PSixOt6ZNKm+w+Hfp/Bciwow==", + "dev": true + }, "fs-mkdirp-stream": { "version": "1.0.0", "resolved": "https://registry.npmjs.org/fs-mkdirp-stream/-/fs-mkdirp-stream-1.0.0.tgz", @@ -7251,6 +7361,16 @@ "integrity": "sha1-7AbBDgo0wPL68Zn3/X/Hj//QPHM=", "dev": true }, + "https-proxy-agent": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-4.0.0.tgz", + "integrity": "sha512-zoDhWrkR3of1l9QAL8/scJZyLu8j/gBkcwcaQOZh7Gyh/+uJQzGVETdgT30akuwkpL8HTRfssqI3BZuV18teDg==", + "dev": true, + "requires": { + "agent-base": "5", + "debug": "4" + } + }, "human-signals": { "version": "1.1.1", "resolved": "https://registry.npmjs.org/human-signals/-/human-signals-1.1.1.tgz", @@ -10936,6 +11056,12 @@ } } }, + "mkdirp-classic": { + "version": "0.5.3", + "resolved": "https://registry.npmjs.org/mkdirp-classic/-/mkdirp-classic-0.5.3.tgz", + "integrity": "sha512-gKLcREMhtuZRwRAfqP3RFW+TK4JqApVBtOIftVgjuABpAtpxhPGaDcfvbhNvD0B8iD1oUr/txX35NjcaY6Ns/A==", + "dev": true + }, "modify-values": { "version": "1.0.1", "resolved": "https://registry.npmjs.org/modify-values/-/modify-values-1.0.1.tgz", @@ -11055,6 +11181,12 @@ "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==", "dev": true }, + "node-fetch": { + "version": "2.6.1", + "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.1.tgz", + "integrity": "sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==", + "dev": true + }, "node-forge": { "version": "0.10.0", "resolved": "https://registry.npmjs.org/node-forge/-/node-forge-0.10.0.tgz", @@ -11673,6 +11805,12 @@ "sha.js": "^2.4.8" } }, + "pend": { + "version": "1.2.0", + "resolved": "https://registry.npmjs.org/pend/-/pend-1.2.0.tgz", + "integrity": "sha1-elfrVQpng/kRUzH89GY9XI4AelA=", + "dev": true + }, "performance-now": { "version": "2.1.0", "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz", @@ -11997,6 +12135,12 @@ "ipaddr.js": "1.9.1" } }, + "proxy-from-env": { + "version": "1.1.0", + "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz", + "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==", + "dev": true + }, "prr": { "version": "1.0.1", "resolved": "https://registry.npmjs.org/prr/-/prr-1.0.1.tgz", @@ -12058,6 +12202,62 @@ "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==", "dev": true }, + "puppeteer-core": { + "version": "5.5.0", + "resolved": "https://registry.npmjs.org/puppeteer-core/-/puppeteer-core-5.5.0.tgz", + "integrity": "sha512-tlA+1n+ziW/Db03hVV+bAecDKse8ihFRXYiEypBe9IlLRvOCzYFG6qrCMBYK34HO/Q/Ecjc+tvkHRAfLVH+NgQ==", + "dev": true, + "requires": { + "debug": "^4.1.0", + "devtools-protocol": "0.0.818844", + "extract-zip": "^2.0.0", + "https-proxy-agent": "^4.0.0", + "node-fetch": "^2.6.1", + "pkg-dir": "^4.2.0", + "progress": "^2.0.1", + "proxy-from-env": "^1.0.0", + "rimraf": "^3.0.2", + "tar-fs": "^2.0.0", + "unbzip2-stream": "^1.3.3", + "ws": "^7.2.3" + }, + "dependencies": { + "find-up": { + "version": "4.1.0", + "resolved": "https://registry.npmjs.org/find-up/-/find-up-4.1.0.tgz", + "integrity": "sha512-PpOwAdQ/YlXQ2vj8a3h8IipDuYRi3wceVQQGYWxNINccq40Anw7BlsEXCMbt1Zt+OLA6Fq9suIpIWD0OsnISlw==", + "dev": true, + "requires": { + "locate-path": "^5.0.0", + "path-exists": "^4.0.0" + } + }, + "path-exists": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-4.0.0.tgz", + "integrity": "sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==", + "dev": true + }, + "pkg-dir": { + "version": "4.2.0", + "resolved": "https://registry.npmjs.org/pkg-dir/-/pkg-dir-4.2.0.tgz", + "integrity": "sha512-HRDzbaKjC+AOWVXxAU/x54COGeIv9eb+6CkDSQoNTt4XyWoIJvuPsXizxu/Fr23EiekbtZwmh1IcIG/l/a10GQ==", + "dev": true, + "requires": { + "find-up": "^4.0.0" + } + }, + "rimraf": { + "version": "3.0.2", + "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz", + "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==", + "dev": true, + "requires": { + "glob": "^7.1.3" + } + } + } + }, "q": { "version": "1.5.1", "resolved": "https://registry.npmjs.org/q/-/q-1.5.1.tgz", @@ -13655,6 +13855,56 @@ "integrity": "sha512-4WK/bYZmj8xLr+HUCODHGF1ZFzsYffasLUgEiMBY4fgtltdO6B4WJtlSbPaDTLpYTcGVwM2qLnFTICEcNxs3kA==", "dev": true }, + "tar-fs": { + "version": "2.1.1", + "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-2.1.1.tgz", + "integrity": "sha512-V0r2Y9scmbDRLCNex/+hYzvp/zyYjvFbHPNgVTKfQvVrb6guiE/fxP+XblDNR011utopbkex2nM4dHNV6GDsng==", + "dev": true, + "requires": { + "chownr": "^1.1.1", + "mkdirp-classic": "^0.5.2", + "pump": "^3.0.0", + "tar-stream": "^2.1.4" + }, + "dependencies": { + "pump": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz", + "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==", + "dev": true, + "requires": { + "end-of-stream": "^1.1.0", + "once": "^1.3.1" + } + } + } + }, + "tar-stream": { + "version": "2.1.4", + "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-2.1.4.tgz", + "integrity": "sha512-o3pS2zlG4gxr67GmFYBLlq+dM8gyRGUOvsrHclSkvtVtQbjV0s/+ZE8OpICbaj8clrX3tjeHngYGP7rweaBnuw==", + "dev": true, + "requires": { + "bl": "^4.0.3", + "end-of-stream": "^1.4.1", + "fs-constants": "^1.0.0", + "inherits": "^2.0.3", + "readable-stream": "^3.1.1" + }, + "dependencies": { + "readable-stream": { + "version": "3.6.0", + "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz", + "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==", + "dev": true, + "requires": { + "inherits": "^2.0.3", + "string_decoder": "^1.1.1", + "util-deprecate": "^1.0.1" + } + } + } + }, "terminal-link": { "version": "2.1.1", "resolved": "https://registry.npmjs.org/terminal-link/-/terminal-link-2.1.1.tgz", @@ -13997,6 +14247,28 @@ "dev": true, "optional": true }, + "unbzip2-stream": { + "version": "1.4.3", + "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz", + "integrity": "sha512-mlExGW4w71ebDJviH16lQLtZS32VKqsSfk80GCfUlwT/4/hNRFsoscrF/c++9xinkMzECL1uL9DDwXqFWkruPg==", + "dev": true, + "requires": { + "buffer": "^5.2.1", + "through": "^2.3.8" + }, + "dependencies": { + "buffer": { + "version": "5.7.1", + "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz", + "integrity": "sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==", + "dev": true, + "requires": { + "base64-js": "^1.3.1", + "ieee754": "^1.1.13" + } + } + } + }, "unc-path-regex": { "version": "0.1.2", "resolved": "https://registry.npmjs.org/unc-path-regex/-/unc-path-regex-0.1.2.tgz", @@ -14687,7 +14959,8 @@ }, "minimist": { "version": "1.2.0", - "resolved": "", + "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz", + "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=", "dev": true }, "os-locale": { @@ -15390,6 +15663,16 @@ "requires": { "camelcase": "^3.0.0" } + }, + "yauzl": { + "version": "2.10.0", + "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz", + "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=", + "dev": true, + "requires": { + "buffer-crc32": "~0.2.3", + "fd-slicer": "~1.1.0" + } } } } diff --git a/package.json b/package.json index c7a5940..e296ed4 100644 --- a/package.json +++ b/package.json @@ -31,6 +31,7 @@ "json-stringify-pretty-compact": "^2.0.0", "run-sequence": "^2.2.1", "webpack": "^4.44.2", + "puppeteer-core": "^5.5.0", "webpack-cli": "^3.3.11", "webpack-dev-server": "^3.11.0" }, @@ -41,9 +42,12 @@ "build-examples": "webpack --config webpack.examples.config.js --mode=production --env.ALPHA & webpack --config webpack.examples.config.js --mode=production --env.MINIMIZE --env.ALPHA", "lint": "eslint 'src/**/*.js' 'demo/js/Demo.js' 'demo/js/Compare.js' 'examples/*.js' 'webpack.*.js' 'Gulpfile.js'", "doc": "gulp doc", - "test": "jest", - "test-save": "SAVE=true jest", - "test-watch": "jest --watch" + "test": "npm run test-node", + "test-all": "jest", + "test-save": "SAVE=true npm run test-node", + "test-watch": "npm run test-node -- --watch", + "test-node": "jest ./test/Examples.spec.js", + "test-browser": "jest ./test/Browser.spec.js" }, "dependencies": {}, "files": [ diff --git a/test/Browser.spec.js b/test/Browser.spec.js new file mode 100644 index 0000000..e927160 --- /dev/null +++ b/test/Browser.spec.js @@ -0,0 +1,90 @@ +/* eslint-env es6 */ +"use strict"; + +jest.setTimeout(120 * 1000); + +const puppeteer = require('puppeteer-core'); +const Example = require('../examples/index'); +const fs = require('fs'); + +const examples = Object.keys(Example); +const browserPath = '/Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome'; +const demoPagePath = 'http://localhost:8000/'; +const totalUpdates = 5; + +if (!fs.existsSync(browserPath)) { + // Skip if browser is missing + console.warn('Could not find browser. Browser tests skipped.'); + describe.skip('Browser integration tests'); +} else { + describe('Browser integration tests', () => { + let results; + + // Set up the environment and run examples + beforeAll(async () => results = await runExamplesBrowser(totalUpdates)); + + it('all examples run without throwing error', () => { + if (results.error) { + console.error(results.error); + expect(!results.error).toBe(true); + } else { + for (const example of examples) { + expect(results[example].id).toBe(example); + expect(results[example].timestamp).toBeGreaterThan(0); + } + } + }); + }); +} + +const runExamplesBrowser = async updates => { + // Set up browser environment + const browser = await puppeteer.launch({ executablePath: browserPath }); + const page = await browser.newPage(); + const results = {}; + + // Load local demo page and catch errors + let pageError; + const onPageError = error => pageError = error; + page.addListener('pageerror', onPageError); + await page.goto(demoPagePath).catch(onPageError); + + // For every example + for (const example of examples) { + // Bail on error + if (pageError) { + break; + } + + // In the demo page context + results[example] = await page.evaluate(async (example, updates) => { + // Set the current example + MatterTools.Demo.setExampleById(MatterDemo, example); + const instance = MatterDemo.example.instance; + let ticks = 0; + + // Wait while running + await new Promise((resolve) => { + Matter.Events.on(instance.runner, 'tick', () => { + // Stop after enough updates + if (ticks >= updates) { + Matter.Runner.stop(instance.runner); + resolve(); + } + ticks += 1; + }); + }); + + // Return results + return { + id: MatterDemo.example.id, + timestamp: instance.engine.timing.timestamp + }; + }, example, updates); + } + + // Tear down + await browser.close(); + + return pageError ? { error: pageError } : results; +};