Add script to verify packages

1 files changed, 64 insertions, 0 deletions

diff --git a/scripts/verify.js b/scripts/verify.js
new file mode 100644
index 0000000..59dbe61
--- /dev/null
+++ b/scripts/verify.js
@@ -0,0 +1,64 @@
+/**
+ * Verify packaged recipe to match uncompressed recipe
+ */
+const targz = require('targz');
+const fs = require('fs-extra');
+const dircompare = require('dir-compare');
+const path = require('path');
+
+// Helper: Compress src folder into dest file
+const decompress = (src, dest) => new Promise((resolve, reject) => {
+  targz.decompress({
+    src,
+    dest,
+  }, (err) => {
+    if (err) {
+      reject(err);
+    } else {
+      resolve(dest);
+    }
+  });
+});
+
+if (!process.argv[2]) {
+  console.log('Usage: yarn verify <recipe>');
+  return;
+}
+
+// Let us work in an async environment
+(async () => {
+  const recipe = process.argv[2];
+
+  const compressedRecipe = path.join(__dirname, '../', `${recipe}.tar.gz`);
+  const uncompressedRecipe = path.join(__dirname, '../', 'uncompressed', recipe);
+  const tempUncompressed = path.join(__dirname, `uncompressed/`);
+
+  // Check that recipe exists
+  if (!await fs.pathExists(compressedRecipe) || !await fs.pathExists(uncompressedRecipe)) {
+    console.log(`Error: Recipe does not exist.`);
+    return;
+  }
+
+  if (await fs.pathExists(tempUncompressed)) {
+    await fs.remove(tempUncompressed);
+  }
+  await fs.mkdir(tempUncompressed);
+
+  // Package to uncompressed recipe to .tar.gz
+  console.log(`Decompressing...`);
+  await decompress(compressedRecipe, tempUncompressed);
+
+  // Compare directories
+  const compare = dircompare.compareSync(uncompressedRecipe, tempUncompressed, {
+    compareContent: true,
+  });
+
+  if (compare.same) {
+    console.log('✓ Compressed and uncompressed files are equal');
+  } else {
+    console.log('❌ Compressed and uncompressed files are NOT equal');
+  }
+
+  // Remove temporary compressed file
+  await fs.remove(tempUncompressed);
+})();
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