From f21b7ca87d3bb38ff4fe0030cb557e25d7f07e30 Mon Sep 17 00:00:00 2001
From: Moritz Bunkus <moritz@bunkus.org>
Date: Sun, 27 Mar 2016 15:00:12 +0200
Subject: [PATCH] test base class: method for identifying file & returning
 parsed JSON

---
 tests/test.d/simple_test.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/tests/test.d/simple_test.rb b/tests/test.d/simple_test.rb
index 8de583af9..df5dcbe65 100644
--- a/tests/test.d/simple_test.rb
+++ b/tests/test.d/simple_test.rb
@@ -236,6 +236,17 @@ class SimpleTest
     self.sys command, :exit_code => options[:exit_code]
   end
 
+  def identify_json *args
+    options = args.extract_options!
+    fail ArgumentError if args.empty?
+
+    command = "../src/mkvmerge --identify --identification-format json --engage no_variable_data #{args.first}"
+
+    output, _ = self.sys(command, :exit_code => options[:exit_code])
+
+    return JSON.load(output.join(''))
+  end
+
   def info *args
     options = args.extract_options!
     fail ArgumentError if args.empty?