From 4f5777724795d9c32b4a00590dbebfab52a77230 Mon Sep 17 00:00:00 2001
From: Timo Tijhof <krinkle@fastmail.com>
Date: Sun, 26 May 2024 18:34:10 +0100
Subject: [PATCH] Test: Add Testem integration example

---
 test/integration/karma-qunit.js      |  2 --
 test/integration/testem.js           | 36 ++++++++++++++++++++++++++++
 test/integration/testem/README.md    | 20 ++++++++++++++++
 test/integration/testem/add.js       |  3 +++
 test/integration/testem/add.test.js  |  5 ++++
 test/integration/testem/package.json |  9 +++++++
 test/integration/testem/qunit        |  1 +
 test/integration/testem/test.html    | 17 +++++++++++++
 test/integration/testem/testem.json  |  4 ++++
 9 files changed, 95 insertions(+), 2 deletions(-)
 create mode 100644 test/integration/testem.js
 create mode 100644 test/integration/testem/README.md
 create mode 100644 test/integration/testem/add.js
 create mode 100644 test/integration/testem/add.test.js
 create mode 100644 test/integration/testem/package.json
 create mode 120000 test/integration/testem/qunit
 create mode 100644 test/integration/testem/test.html
 create mode 100644 test/integration/testem/testem.json

diff --git a/test/integration/karma-qunit.js b/test/integration/karma-qunit.js
index b739f1b63..2cc635aa4 100644
--- a/test/integration/karma-qunit.js
+++ b/test/integration/karma-qunit.js
@@ -13,8 +13,6 @@ function normalize (str) {
 
 QUnit.module('karma-qunit', {
   before: () => {
-    // Need --legacy-peer-deps under npm 7 for "file:" override in package.json.
-    // Once CI and dev environments are on npm 8, consider using native "overrides".
     cp.execSync('npm install --prefer-offline --no-audit --omit=dev --legacy-peer-deps', { cwd: DIR, encoding: 'utf8' });
   }
 });
diff --git a/test/integration/testem.js b/test/integration/testem.js
new file mode 100644
index 000000000..af43a3de7
--- /dev/null
+++ b/test/integration/testem.js
@@ -0,0 +1,36 @@
+const cp = require('child_process');
+const path = require('path');
+const DIR = path.join(__dirname, 'testem');
+
+function normalize (str) {
+  return str
+    .trim()
+    .replace(/(Firefox) [\d\.]+/g, '$1')
+    .replace(/(\d+ ms)/g, '0 ms');
+}
+
+QUnit.module('testem', {
+  before: () => {
+    // Let this be quick for re-runs
+    cp.execSync('npm install --prefer-offline --no-audit', { cwd: DIR, encoding: 'utf8' });
+  }
+});
+
+QUnit.test('passing test', assert => {
+  const ret = cp.execSync('npm run -s test', { cwd: DIR, encoding: 'utf8' });
+  assert.strictEqual(
+    normalize(ret),
+    `
+ok 1 Firefox - [0 ms] - add: two numbers
+
+1..1
+# tests 1
+# pass  1
+# skip  0
+# todo  0
+# fail  0
+
+# ok
+    `.trim()
+  );
+});
diff --git a/test/integration/testem/README.md b/test/integration/testem/README.md
new file mode 100644
index 000000000..cd52c6a17
--- /dev/null
+++ b/test/integration/testem/README.md
@@ -0,0 +1,20 @@
+# QUnit ♥️ Testem
+
+See also <https://github.com/testem/testem/>.
+
+```bash
+npm test
+```
+
+```
+ok 1 Firefox - [0 ms] - add: two numbers
+
+1..1
+# tests 1
+# pass  1
+# skip  0
+# todo  0
+# fail  0
+
+# ok
+```
diff --git a/test/integration/testem/add.js b/test/integration/testem/add.js
new file mode 100644
index 000000000..640d4d23e
--- /dev/null
+++ b/test/integration/testem/add.js
@@ -0,0 +1,3 @@
+function add (a, b) {
+  return a + b;
+}
diff --git a/test/integration/testem/add.test.js b/test/integration/testem/add.test.js
new file mode 100644
index 000000000..3b1d19b66
--- /dev/null
+++ b/test/integration/testem/add.test.js
@@ -0,0 +1,5 @@
+QUnit.module('add', () => {
+  QUnit.test('two numbers', assert => {
+    assert.equal(add(1, 2), 3);
+  });
+});
diff --git a/test/integration/testem/package.json b/test/integration/testem/package.json
new file mode 100644
index 000000000..09167ddd4
--- /dev/null
+++ b/test/integration/testem/package.json
@@ -0,0 +1,9 @@
+{
+  "private": true,
+  "devDependencies": {
+    "testem": "3.13.0"
+  },
+  "scripts": {
+    "test": "testem -l 'Headless Firefox' ci"
+  }
+}
diff --git a/test/integration/testem/qunit b/test/integration/testem/qunit
new file mode 120000
index 000000000..24e236ddd
--- /dev/null
+++ b/test/integration/testem/qunit
@@ -0,0 +1 @@
+../../../qunit
\ No newline at end of file
diff --git a/test/integration/testem/test.html b/test/integration/testem/test.html
new file mode 100644
index 000000000..8a140eb60
--- /dev/null
+++ b/test/integration/testem/test.html
@@ -0,0 +1,17 @@
+<!doctype html>
+<html>
+<head>
+<title>Testem</title>
+<link rel="stylesheet" href="/qunit/qunit.css">
+<script src="/testem.js"></script>
+<script src="/qunit/qunit.js"></script>
+<script src="add.js"></script>
+<script src="add.test.js"></script>
+<script>
+Testem.hookIntoTestFramework();
+</script>
+</head>
+<body>
+<div id="qunit"></div>
+</body>
+</html>
diff --git a/test/integration/testem/testem.json b/test/integration/testem/testem.json
new file mode 100644
index 000000000..4f9ba0f88
--- /dev/null
+++ b/test/integration/testem/testem.json
@@ -0,0 +1,4 @@
+{
+  "framework": "qunit",
+  "test_page": "test.html"
+}