Add Node 15 test and plugin references

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Add unit tests around the behavior of `WEB_CONCURRENCY` ([#876](https://github.com/heroku/heroku-buildpack-nodejs/pull/876))
 - Add Node v15.6.0 to inventory ([#892](https://github.com/heroku/heroku-buildpack-nodejs/pull/892))
 - add Node 10.23.2 and 15.7.0 to inventory ([#894](https://github.com/heroku/heroku-buildpack-nodejs/pull/894))
+- Update Node.js plugin for Node 15; Add tests for Node 15 ([#895](https://github.com/heroku/heroku-buildpack-nodejs/pull/895))
 
 ## v182 (2020-01-05)
 - add Node 14.15.3 and 15.5.0 to inventory ([#881](https://github.com/heroku/heroku-buildpack-nodejs/pull/881))

plugin/download.sh

@@ -38,10 +38,10 @@ delete_old_plugin() {
     rm -f "$dir/heroku-nodejs-plugin-node-10.tar.gz"
     rm -f "$dir/heroku-nodejs-plugin-node-12.sha512"
     rm -f "$dir/heroku-nodejs-plugin-node-12.tar.gz"
-    rm -f "$dir/heroku-nodejs-plugin-node-13.sha512"
-    rm -f "$dir/heroku-nodejs-plugin-node-13.tar.gz"
     rm -f "$dir/heroku-nodejs-plugin-node-14.sha512"
     rm -f "$dir/heroku-nodejs-plugin-node-14.tar.gz"
+    rm -f "$dir/heroku-nodejs-plugin-node-15.sha512"
+    rm -f "$dir/heroku-nodejs-plugin-node-15.tar.gz"
     rm -f "$dir/version"
 }
 
@@ -57,13 +57,13 @@ download_assets_for_release() {
     download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-12-$tag.sha512" "$dir/heroku-nodejs-plugin-node-12.sha512"
     download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-12-$tag.tar.gz" "$dir/heroku-nodejs-plugin-node-12.tar.gz"
 
-    # Node 13
-    download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-13-$tag.sha512" "$dir/heroku-nodejs-plugin-node-13.sha512"
-    download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-13-$tag.tar.gz" "$dir/heroku-nodejs-plugin-node-13.tar.gz"
-
     # Node 14
     download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-14-$tag.sha512" "$dir/heroku-nodejs-plugin-node-14.sha512"
     download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-14-$tag.tar.gz" "$dir/heroku-nodejs-plugin-node-14.tar.gz"
+
+    # Node 15
+    download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-15-$tag.sha512" "$dir/heroku-nodejs-plugin-node-15.sha512"
+    download "https://github.com/heroku/heroku-nodejs-plugin/releases/download/$tag/heroku-nodejs-plugin-node-15-$tag.tar.gz" "$dir/heroku-nodejs-plugin-node-15.tar.gz"
 }
 
 test_hash() {
@@ -98,7 +98,7 @@ echo "Plugins downloaded"
 
 test_hash 10 $PLUGIN_DIR
 test_hash 12 $PLUGIN_DIR
-test_hash 13 $PLUGIN_DIR
 test_hash 14 $PLUGIN_DIR
+test_hash 15 $PLUGIN_DIR
 
 echo "Done"

plugin/heroku-nodejs-plugin-node-10.sha512

@@ -1 +1 @@
-ed4d9bd5999773df8c8048cc7263e17035cdcbad22765e416779cebbb5cd98d1c46197412d6c5e792f8a334e49832a4856bec7d62f9c7ec1596e5442123720cc  heroku-nodejs-plugin-node-10-v7.tar.gz
+36d7fd0cd35b95b3d0ee85a1fb50cd4a27f07bd7e4f0e045b60b8d8e7e2a77ec7d47e5af0734dce7bb2ab0e877b545e208e1c69985ddc42970ca55de497ec867  heroku-nodejs-plugin-node-10-v8.tar.gz

plugin/heroku-nodejs-plugin-node-12.sha512

@@ -1 +1 @@
-eab38e97fe36832fbf5256caebc0581558a6c52674603e6c285f92d1e33c8614d5cbe8353a3299a058b473fbe650e098cac74d2962362bda7250ec4ac27a0407  heroku-nodejs-plugin-node-12-v7.tar.gz
+56ce282e8238427347edc66dfcb24526fd45844599f4cff5561b672ec23613364320bc4d4bfc2cb405a5a06d4ea0228bcf72d3c7317945708b4e6f22f287bb5f  heroku-nodejs-plugin-node-12-v8.tar.gz

plugin/heroku-nodejs-plugin-node-14.sha512

@@ -1 +1 @@
-21e2f973e3a021a04e23e8cc16b07415266ff3c3ed8a422864c91340b3fe7afce5fc956dfe72bc41971389cb944645687ce9e3dbe8adbe3eb1f21d20aa537476  heroku-nodejs-plugin-node-14-v7.tar.gz
+b03e6b3ca36531215c022f3473199e8a9b26fdc7a44099866768fa3b9ea9e4d14d12fc499c4ac0dc707427604b2060d8aec5352722496756e3c4da1873b57ee9  heroku-nodejs-plugin-node-14-v8.tar.gz

plugin/heroku-nodejs-plugin-node-15.sha512

@@ -0,0 +1 @@
+76635a81579f98875e705569def429670fdf809f1ddc9bdda1a7d2df6b09e0501d515cf7fb315f06af377b3da6eda9f562deac2948dc68de311680ec79bc8ee7  heroku-nodejs-plugin-node-15-v8.tar.gz

plugin/version

@@ -1 +1 @@
-v7
+v8

spec/ci/node_11_metrics_spec.rb → spec/ci/node_15_metrics_spec.rb

@@ -1,10 +1,10 @@
 require_relative '../spec_helper'
 
-describe "Node Metrics for v11.x" do
-  context "test metrics for Node v11.x app" do
+describe "Node Metrics for v15.x" do
+  context "test metrics for Node v15x app" do
     let(:app) {
       Hatchet::Runner.new(
-        "spec/fixtures/repos/node-11-metrics",
+        "spec/fixtures/repos/node-15-metrics",
         config: {
           "HEROKU_METRICS_URL" => "http://localhost:3000",
           "METRICS_INTERVAL_OVERRIDE" => "10000"

spec/ci/node_11_spec.rb → spec/ci/node_15_spec.rb

@@ -1,9 +1,9 @@
 require_relative '../spec_helper'
 
-describe "Hello World for Node v11.x" do
-  context "a single-process Node v11.x app" do
+describe "Hello World for Node v15.x" do
+  context "a single-process Node v15.x app" do
     let(:app) {
-      Hatchet::Runner.new("spec/fixtures/repos/node-11")
+      Hatchet::Runner.new("spec/fixtures/repos/node-15")
     }
 
     it "should deploy successfully" do

spec/fixtures/repos/node-15-metrics/Procfile

@@ -0,0 +1 @@
+web: node index.js

spec/fixtures/repos/node-11-metrics/src/index.js → spec/fixtures/repos/node-15-metrics/index.js

@@ -70,4 +70,3 @@ const metricsListener = http.createServer((req, res) => {
 });
 
 metricsListener.listen(3000, () => console.log('Listening for metrics on 3000'));
-

spec/fixtures/repos/node-11-metrics/package.json → spec/fixtures/repos/node-15-metrics/package.json

@@ -2,7 +2,7 @@
   "name": "node-metrics-test-app",
   "version": "1.0.0",
   "engines": {
-    "node": "11.x"
+    "node": "15.x"
   },
   "main": "index.js",
   "license": "MIT",

spec/fixtures/repos/node-15/Procfile

@@ -0,0 +1 @@
+web: node index.js

spec/fixtures/repos/node-13/package.json → spec/fixtures/repos/node-15/package.json

@@ -2,13 +2,13 @@
   "name": "hello-world",
   "version": "1.0.0",
   "engines": {
-    "node": "13.x"
+    "node": "15.x"
   },
   "scripts": {
     "prettify": "prettier --single-quote --trailing-comma all --write 'bin/*' 'src/**/*.js'",
     "test": "jest --silent",
     "dev": "nodemon --watch . --watch src/* src/index.js",
-    "heroku-postbuild": "echo NODE_OPTIONS: $NODE_OPTIONS"
+    "build": "echo NODE_OPTIONS: $NODE_OPTIONS"
   },
   "main": "index.js",
   "license": "MIT",

spec/hatchet/stack_spec.rb

@@ -3,18 +3,18 @@
 describe "Stack Changes" do
   #Test upgrading stack invalidates the cache
   it "should not restore cached directories" do
-    Hatchet::Runner.new("default-node", stack: "heroku-18").deploy do |app, heroku|
-      app.update_stack("heroku-16")
-      run!('git commit --allow-empty -m "heroku-16 migrate"')
+    Hatchet::Runner.new("default-node", stack: "heroku-20").deploy do |app, heroku|
+      app.update_stack("heroku-18")
+      run!('git commit --allow-empty -m "heroku-18 migrate"')
       app.push!
       expect(app.output).to include("Cached directories were not restored due to a change in version of node, npm, yarn or stack")
     end
   end
 
 #Test cache for regular deploys is used on repeated deploys
   it "should not restore cache if the stack did not change" do
-    Hatchet::Runner.new('default-node', stack: "heroku-16").deploy do |app, heroku|
-      app.update_stack("heroku-16")
+    Hatchet::Runner.new('default-node', stack: "heroku-20").deploy do |app, heroku|
+      app.update_stack("heroku-20")
       run!('git commit --allow-empty -m "cedar migrate"')
       app.push!
       expect(app.output).to_not include("Cached directories were not restored due to a change in version of node, npm, yarn or stack")

spec/nodebin/node_vX_metrics_spec.rb

@@ -7,7 +7,7 @@
     context "test metrics for Node v#{version} app" do
       let(:app) {
         Hatchet::Runner.new(
-          "spec/fixtures/repos/node-10-metrics",
+          "spec/fixtures/repos/node-14-metrics",
           before_deploy: -> { set_node_version(version) },
           config: {
             "HEROKU_METRICS_URL" => "http://localhost:3000",

spec/nodebin/node_vX_spec.rb

@@ -7,7 +7,7 @@
     context "a single-process Node v#{version} app" do
       let(:app) {
         Hatchet::Runner.new(
-          "spec/fixtures/repos/node-10",
+          "spec/fixtures/repos/node-14",
           before_deploy: -> { set_node_version(version) }
         )
       }