[Tests] migrate tests to Github Actions

per ljharb/object.assign#81

See also: inspect-js/is-arguments#38

.eslintrc

@@ -1,7 +1,7 @@
 {
   "extends": "airbnb-base",
   "env": {
-    "node": true
+    "node": true,
   },
   "rules": {
     "strict": 0,
@@ -13,5 +13,6 @@
       "exports": "always-multiline",
       "functions": "ignore",
     }],
-  }
+    "prefer-object-spread": "off",
+  },
 }

.github/workflows/node-pretest.yml

@@ -0,0 +1,7 @@
+name: 'Tests: pretest/posttest'
+
+on: [pull_request, push]
+
+jobs:
+  tests:
+    uses: ljharb/actions/.github/workflows/pretest.yml@main

.github/workflows/node.yml

@@ -0,0 +1,105 @@
+name: 'Tests: node.js'
+
+on: [pull_request, push]
+
+jobs:
+  matrix:
+    runs-on: ubuntu-latest
+    outputs:
+      latest: ${{ steps.set-matrix.outputs.requireds }}
+      minors: ${{ steps.set-matrix.outputs.optionals }}
+    steps:
+      - uses: ljharb/actions/node/matrix@main
+        id: set-matrix
+        with:
+          versionsAsRoot: true
+          type: majors
+          preset: '>=4' # mocha 5 requires node 4
+
+  latest:
+    needs: [matrix]
+    name: 'latest majors'
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: ${{ fromJson(needs.matrix.outputs.latest) }}
+        eslint:
+          - 7
+          - 6
+          - 5
+          - 4
+          - 4.14 # last version without messageId
+          - 3
+        exclude:
+          - node-version: 5
+          - node-version: 4
+          - node-version: 15
+            eslint: 8
+          - node-version: 13
+            eslint: 8
+          - node-version: 11
+            eslint: 8
+          - node-version: 11
+            eslint: 7
+          - node-version: 10
+            eslint: 8
+          - node-version: 9
+            eslint: 8
+          - node-version: 9
+            eslint: 7
+          - node-version: 8
+            eslint: 8
+          - node-version: 8
+            eslint: 7
+          - node-version: 7
+            eslint: 8
+          - node-version: 7
+            eslint: 7
+          - node-version: 7
+            eslint: 6
+          - node-version: 6
+            eslint: 8
+          - node-version: 6
+            eslint: 7
+          - node-version: 6
+            eslint: 6
+          - node-version: 5
+            eslint: 8
+          - node-version: 5
+            eslint: 7
+          - node-version: 5
+            eslint: 6
+          - node-version: 5
+            eslint: 5
+          - node-version: 4
+            eslint: 8
+          - node-version: 4
+            eslint: 7
+          - node-version: 4
+            eslint: 6
+          - node-version: 4
+            eslint: 5
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ljharb/actions/node/install@main
+        name: 'nvm install ${{ matrix.node-version }} && npm install'
+        with:
+          node-version: ${{ matrix.node-version }}
+          after_install: npm install --no-save "eslint@${{ matrix.eslint }}"
+          skip-ls-check: ${{ matrix.node-version < 10 && true || false }}
+        env:
+          NPM_CONFIG_LEGACY_PEER_DEPS: true
+      - run: npx ls-engines
+        if: ${{ matrix.node-version >= 12 }}
+      - run: npm run tests-only
+      - uses: codecov/codecov-action@v1
+
+  node:
+    name: 'node.js'
+    needs: [latest]
+    runs-on: ubuntu-latest
+    steps:
+      - run: 'echo tests completed'

.github/workflows/rebase.yml

@@ -0,0 +1,15 @@
+name: Automatic Rebase
+
+on: [pull_request_target]
+
+jobs:
+  _:
+    name: "Automatic Rebase"
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ljharb/rebase@master
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/require-allow-edits.yml

@@ -0,0 +1,12 @@
+name: Require “Allow Edits”
+
+on: [pull_request_target]
+
+jobs:
+  _:
+    name: "Require “Allow Edits”"
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: ljharb/require-allow-edits@main

package.json

@@ -13,12 +13,14 @@
     "lint": "eslint .",
     "mocha": "mocha --recursive",
     "postversion": "git commit package.json CHANGELOG.md -m \"Version $npm_package_version\" && npm run tag && git push && git push --tags && npm publish",
-    "prepublish": "in-publish && safe-publish-latest || not-in-publish",
+    "prepublishOnly": "safe-publish-latest",
+    "prepublish": "not-in-publish || safe-publish-latest",
     "pretest": "npm run --silent lint",
     "preversion": "npm run test && npm run check-changelog && npm run check-only-changelog-changed",
     "tag": "git tag v$npm_package_version",
     "test": "npm run tests-only",
     "tests-only": "npm run mocha --silent tests",
+    "posttest": "aud --production",
     "version:major": "npm --no-git-tag-version version major",
     "version:minor": "npm --no-git-tag-version version minor",
     "version:patch": "npm --no-git-tag-version version patch"
@@ -44,13 +46,16 @@
     "eslint": "^2.0.0 || ^3.0.0 || ^4.0.0 || ^5.0.0 || ^6.0.0 || ^7.0.0"
   },
   "devDependencies": {
+    "aud": "^2.0.0",
     "chai": "^4.2.0",
     "eslint": "^2.0.0 || ^3.0.0 || ^4.0.0 || ^5.0.0 || ^6.0.0 || ^7.0.0",
     "eslint-config-airbnb-base": "^14.0.0",
     "eslint-plugin-import": "^2.18.2",
     "in-publish": "^2.0.0",
+    "ls-engines": "^0.6.4",
     "mocha": "^5.2.0",
-    "safe-publish-latest": "^1.1.3"
+    "safe-publish-latest": "^1.1.3",
+    "semver": "^6.3.0"
   },
   "dependencies": {
     "has": "^1.0.3"

tests/lib/rules/no-unused-styles.js

@@ -6,11 +6,13 @@
 'use strict';
 
 const RuleTester = require('eslint').RuleTester;
+const semver = require('semver');
+const eslintVersion = require('eslint/package.json').version;
 
 const rule = require('../../../lib/rules/no-unused-styles');
 
 const parserOptions = {
-  ecmaVersion: 2019,
+  ecmaVersion: 6,
   ecmaFeatures: {
     jsx: true,
   },
@@ -19,8 +21,7 @@ const parserOptions = {
 
 const ruleTester = new RuleTester();
 ruleTester.run('no-unused-styles', rule, {
-
-  valid: [
+  valid: [].concat(
     {
       parserOptions,
       code: `
@@ -411,8 +412,8 @@ ruleTester.run('no-unused-styles', rule, {
       `.trim(),
     },
 
-    { // TODO handle object spread better?
-      parserOptions,
+    semver.satisfies('>= 5', eslintVersion) ? { // TODO handle object spread better?
+      parserOptions: Object.assign({}, parserOptions, { ecmaVersion: 2019 }),
       code: `
         import { css } from 'withStyles';
 
@@ -426,7 +427,7 @@ ruleTester.run('no-unused-styles', rule, {
           ...foo,
         }))(Foo);
       `.trim(),
-    },
+    } : [],
 
     {
       parserOptions,
@@ -498,8 +499,8 @@ ruleTester.run('no-unused-styles', rule, {
           foo: {},
         }))(Foo);
       `.trim(),
-    },
-  ],
+    }
+  ),
 
   invalid: [
     {