ci: integration test of published tarball (#293)

package.json

@@ -51,7 +51,7 @@
     "prepare": "npm run build",
     "prepublishOnly": "npm run build && npm run build:types",
     "release": "# `standard-version --dry-run --prerelease` is the command you're after",
-    "test": "node --test",
+    "test": "node --test && ./test/exports_test.sh",
     "test:watch": "clear && node --enable-source-maps --test --watch test"
   },
   "keywords": [

test/exports_test.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+TESTDIR="/tmp/mime_test"
+
+echo -e "\n\nExports test"
+\rm -fr $TESTDIR
+mkdir -p $TESTDIR
+
+echo "... building tarball"
+cd $SCRIPT_DIR/..
+npm pack --silent --pack-destination $TESTDIR > /dev/null 2>&1
+
+echo ... installing tarball
+cd $TESTDIR
+npm install --silent mime*.tgz
+
+echo "... testing imports"
+node --input-type=module - << EOF
+  import mime from "mime";
+  import mimelite from "mime/lite";
+
+  console.log('okay');
+EOF
+