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July 27, 2016 18:55
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Tiny test lib and runner.
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>tiny tests</title> | |
| <style> | |
| body { | |
| font-family: sans-serif; | |
| padding: 3rem; | |
| } | |
| .test-pass { | |
| margin-left: 2rem; | |
| color: #2ECC40; | |
| } | |
| .test-fail { | |
| margin-left: 2rem; | |
| color: #FF4136; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="output"></div> | |
| <script src="./test.bundle.js"></script> | |
| </body> | |
| </html> |
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| var assert = require('assert') | |
| var display | |
| if (typeof window !== 'undefined') { | |
| display = document.getElementById('output') | |
| } | |
| function print(out) { | |
| if (display) { | |
| display.innerHTML += out | |
| } | |
| } | |
| function fail(msg) { | |
| var out = ' ✘ ' + msg | |
| console.error(out) | |
| print('<h4 class="test-fail">'+out+'</h4>') | |
| } | |
| function pass(msg) { | |
| var out = ' ✔︎ ' + msg | |
| console.info(out) | |
| print('<h4 class="test-pass">'+out+'</h4>') | |
| } | |
| function test(label, func) { | |
| beforeEach() | |
| var f = false | |
| label = label || '' | |
| console.info(label) | |
| print('<h3 class="test-label">'+label+'</h3>') | |
| try { | |
| msg = func() | |
| } | |
| catch(e) { | |
| f = e.message | |
| fail(f) | |
| } | |
| finally { | |
| if (!f) { | |
| pass('passed') | |
| } | |
| } | |
| afterEach() | |
| } | |
| function beforeEach() { | |
| } | |
| function afterEach() { | |
| } | |
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Found myself without internet and wrote this tiny test lib. Was really fun to figure out and works for most modules. Works in node and the browser.