From 4603f2295b18e50d83784175c3a67dd5021b0cc1 Mon Sep 17 00:00:00 2001
From: Vikram Subramanian <vikram.subramanian@gmail.com>
Date: Wed, 29 Apr 2020 19:29:17 -0700
Subject: [PATCH] Add test for Node ESM conditional exports

---
 .gitignore                     |  1 +
 package.json                   |  3 ++-
 test/fixtures/esm/index.js     |  5 +++++
 test/fixtures/esm/package.json | 10 ++++++++++
 4 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 test/fixtures/esm/index.js
 create mode 100644 test/fixtures/esm/package.json

diff --git a/.gitignore b/.gitignore
index a32229b..fbca3fd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ package-lock.json
 dist
 mini
 yarn.lock
+htm.tgz
diff --git a/package.json b/package.json
index 6bfcc54..60b0a31 100644
--- a/package.json
+++ b/package.json
@@ -48,8 +48,9 @@
     "build:babel": "cd packages/babel-plugin-htm && npm run build",
     "build:babel-transform-jsx": "cd packages/babel-plugin-transform-jsx-to-htm && npm run build",
     "build:mjsalias": "cp dist/htm.module.js dist/htm.mjs && cp mini/index.module.js mini/index.mjs && cp preact/index.module.js preact/index.mjs && cp preact/standalone.module.js preact/standalone.mjs && cp react/index.module.js react/index.mjs",
-    "test": "eslint src/**/*.mjs test/**/*.mjs && npm run build && jest test",
+    "test": "eslint src/**/*.mjs test/**/*.mjs --ignore-path .gitignore && npm run build && jest test",
     "test:perf": "v8 test/__perftest.mjs",
+    "test:dist": "npm pack && mv htm*.tgz test/fixtures/esm/htm.tgz && cd test/fixtures/esm && npm install && node index.js",
     "release": "npm t && git commit -am \"$npm_package_version\" && git tag $npm_package_version && git push && git push --tags && npm publish"
   },
   "files": [
diff --git a/test/fixtures/esm/index.js b/test/fixtures/esm/index.js
new file mode 100644
index 0000000..317ebc7
--- /dev/null
+++ b/test/fixtures/esm/index.js
@@ -0,0 +1,5 @@
+import "htm";
+import "htm/preact";
+import "htm/preact/standalone";
+// TODOD: Enable once react distro is ESM compatible.
+// import "htm/react";
diff --git a/test/fixtures/esm/package.json b/test/fixtures/esm/package.json
new file mode 100644
index 0000000..5f7e92b
--- /dev/null
+++ b/test/fixtures/esm/package.json
@@ -0,0 +1,10 @@
+{
+  "name": "htm_dist_test",
+  "type": "module",
+  "private": true,
+  "description": "A package to test importing htm as ES modules in Node",
+  "dependencies": {
+    "htm": "file:htm.tgz",
+    "preact": "^10.4.1"
+  }
+}