Add command to update test case snapshots

Author: westonruter

bin/update-test-case-snapshots.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+# Updates snapshots used for testing Optimization Detective
+# Move actual.html files on top of an expected.html file in directories that also contain buffer.html files.
+
+set -e
+
+cd "$(git rev-parse --show-toplevel)"
+
+count=0
+
+while IFS= read -r -d '' actual_file; do
+	dir_path=$(dirname "$actual_file")
+	buffer_file="$dir_path/buffer.html"
+	if [ ! -e "$buffer_file" ]; then
+		continue
+	fi
+	expected_file="$dir_path/expected.html"
+
+	count=$((count + 1))
+
+	mv "$actual_file" "$expected_file"
+	echo "Updated $expected_file"
+done < <(find plugins -name 'actual.html' -path '*/test-cases/*' -print0)
+
+echo "Performed $count snapshot update(s)"

package.json

@@ -81,6 +81,7 @@
     "test-php-multisite:view-transitions": "wp-env run tests-cli --env-cwd=/var/www/html/wp-content/plugins/performance composer test-multisite:view-transitions",
     "test-php-multisite:web-worker-offloading": "wp-env run tests-cli --env-cwd=/var/www/html/wp-content/plugins/performance composer test-multisite:web-worker-offloading",
     "test-php-multisite:webp-uploads": "wp-env run tests-cli --env-cwd=/var/www/html/wp-content/plugins/performance composer test-multisite:webp-uploads",
+    "update-test-case-snapshots": "bin/update-test-case-snapshots.sh",
     "wp-env": "wp-env",
     "prepare": "husky"
   }