1 files changed, 57 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webaudio/refresh_idl.rb b/testing/web-platform/tests/webaudio/refresh_idl.rb
new file mode 100755
index 000000000..a07847535
--- /dev/null
+++ b/testing/web-platform/tests/webaudio/refresh_idl.rb
@@ -0,0 +1,57 @@
+#!/usr/bin/env ruby
+require 'nokogiri'
+
+def base_dir
+  File.dirname(__FILE__)
+end
+
+def output_directory
+  File.join(base_dir, 'idl')
+end
+
+def specification
+  file = File.open(File.join(base_dir, 'specification.html'))
+  doc = Nokogiri::XML(file)
+  file.close
+  doc
+end
+
+def write_node_inner_text_to_file(filename, node)
+  File.open(filename, 'w') { |file| file.write(node.inner_text.strip) }
+  puts "Wrote: #{filename}"
+end
+
+def load_idl(id)
+  file = File.join(output_directory, id)
+  return false if !File.exist?(file)
+  File.read(file)
+end
+
+# Parse the specification writing each block of idl to its own file
+specification.css(".idl-code").each do |idl_block|
+  id = idl_block["id"]
+  write_node_inner_text_to_file(File.join(output_directory, id), idl_block) if id
+end
+
+# Update the idl in the pre blocks for each idl test
+idl_test_files = [
+  File.join(base_dir, 'the-audio-api', 'the-gainnode-interface', 'idl-test.html'),
+  File.join(base_dir, 'the-audio-api', 'the-audiodestinationnode-interface', 'idl-test.html'),
+  File.join(base_dir, 'the-audio-api', 'the-delaynode-interface', 'idl-test.html'),
+  File.join(base_dir, 'the-audio-api', 'the-audiobuffer-interface', 'idl-test.html'),
+]
+
+idl_test_files.each do |fn|
+  file = File.open(fn)
+  doc = Nokogiri::HTML(file)
+  file.close
+
+  doc.css('pre').each do |node|
+    node_id = node["id"]
+    if idl = load_idl(node_id)
+      node.content = idl
+    end
+  end
+
+  File.open(fn, 'w') { |file| file.write(doc.to_html)}
+end