[Tests] run core-js tests on v2 and v3

.github/workflows/node-4+.yml

@@ -24,13 +24,6 @@ jobs:
       fail-fast: false
       matrix:
         node-version: ${{ fromJson(needs.matrix.outputs.latest) }}
-        include:
-          - node-version: 'lts/*'
-            COREJS: 2
-          - node-version: '0.12'
-            COREJS: 2
-          - node-version: '0.10'
-            COREJS: 2
 
     steps:
       - uses: actions/checkout@v2

.github/workflows/node-iojs.yml

@@ -12,6 +12,7 @@ jobs:
       - uses: ljharb/actions/node/matrix@main
         id: set-matrix
         with:
+          versionsAsRoot: true
           preset: 'iojs'
 
   latest:
@@ -21,7 +22,8 @@ jobs:
 
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.matrix.outputs.latest) }}
+      matrix:
+        node-version: ${{ fromJson(needs.matrix.outputs.latest) }}
 
     steps:
       - uses: actions/checkout@v2
@@ -32,6 +34,30 @@ jobs:
           skip-ls-check: true
       - run: npm run tests-only
       - uses: codecov/codecov-action@v1
+
+  latest-corejs:
+    needs: [matrix]
+    name: 'latest minors (core-js)'
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: ${{ fromJson(needs.matrix.outputs.latest) }}
+        COREJS:
+          - 3
+          - 2
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ljharb/actions/node/install@main
+        name: 'nvm install ${{ matrix.node-version }} && npm install'
+        with:
+          node-version: ${{ matrix.node-version }}
+          after_install: npm install --no-save core-js@${{ matrix.COREJS }}
+          skip-ls-check: true
+      - run: npm run test:corejs
+      - uses: codecov/codecov-action@v1
 
   minors:
     needs: [matrix, latest]
@@ -42,21 +68,48 @@ jobs:
 
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.matrix.outputs.minors) }}
+      matrix:
+        node-version: ${{ fromJson(needs.matrix.outputs.minors) }}
+
+    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 }}
+          skip-ls-check: true
+      - run: npm run tests-only
+      - uses: codecov/codecov-action@v1
+
+  minors-corejs:
+    needs: [matrix, latest]
+    name: 'non-latest minors (core-js)'
+    continue-on-error: true
+    if: ${{ !github.head_ref || !startsWith(github.head_ref, 'renovate') }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: ${{ fromJson(needs.matrix.outputs.minors) }}
+        COREJS:
+          - 3
+          - 2
 
     steps:
       - uses: actions/checkout@v2
       - uses: ljharb/actions/node/install@main
         name: 'nvm install ${{ matrix.node-version }} && npm install'
         with:
           node-version: ${{ matrix.node-version }}
+          after_install: npm install --no-save core-js@${{ matrix.COREJS }}
           skip-ls-check: true
       - run: npm run tests-only
       - uses: codecov/codecov-action@v1
 
   node:
     name: 'io.js'
-    needs: [latest, minors]
+    needs: [latest, minors, latest-corejs, minors-corejs]
     runs-on: ubuntu-latest
     steps:
       - run: 'echo tests completed'

.github/workflows/node-zero.yml

@@ -12,6 +12,7 @@ jobs:
       - uses: ljharb/actions/node/matrix@main
         id: set-matrix
         with:
+          versionsAsRoot: true
           preset: '0.x'
 
   stable:
@@ -21,7 +22,11 @@ jobs:
 
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.matrix.outputs.stable) }}
+      matrix:
+        node-version: ${{ fromJson(needs.matrix.outputs.stable) }}
+        command:
+          - 'tests-only'
+          - 'test:corejs'
 
     steps:
       - uses: actions/checkout@v2
@@ -31,7 +36,7 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache-node-modules-key: node_modules-${{ github.workflow }}-${{ github.action }}-${{ github.run_id }}
           skip-ls-check: true
-      - run: npm run tests-only
+      - run: npm run ${{ matrix.command }}
       - uses: codecov/codecov-action@v1
 
   unstable:
@@ -43,7 +48,11 @@ jobs:
 
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.matrix.outputs.unstable) }}
+      matrix:
+        node-version: ${{ fromJson(needs.matrix.outputs.unstable) }}
+        command:
+          - 'tests-only'
+          - 'test:corejs'
 
     steps:
       - uses: actions/checkout@v2
@@ -53,7 +62,7 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache-node-modules-key: node_modules-${{ github.workflow }}-${{ github.action }}-${{ github.run_id }}
           skip-ls-check: true
-      - run: npm run tests-only
+      - run: npm run ${{ matrix.command }}
       - uses: codecov/codecov-action@v1
 
   node:

.npmignore

@@ -27,3 +27,5 @@ coverage/
 .nyc_output/
 
 .github/workflows
+
+test-corejs.js

.nycrc

@@ -5,6 +5,7 @@
 	"exclude": [
 		"coverage",
 		"test",
+		"test-corejs.js",
 		"getCollectionsForEach.js",
 		"getSymbolIterator.js"
 	]

package.json

@@ -14,9 +14,10 @@
 		"prepublishOnly": "safe-publish-latest",
 		"prepublish": "not-in-publish || npm run prepublishOnly",
 		"pretest": "npm run --silent lint",
-		"test": "npm run tests-only",
-		"posttest": "aud --production",
+		"test:corejs": "nyc tape test-corejs.js",
 		"tests-only": "nyc tape 'test/**/*.js'",
+		"test": "npm run tests-only && npm run test:corejs",
+		"posttest": "aud --production",
 		"lint": "eslint ."
 	},
 	"repository": {

test-corejs.js

@@ -0,0 +1,7 @@
+'use strict';
+
+require('core-js');
+
+require('./test/why');
+
+require('./test/native');