From fa3cc55d0063f36a5d5e9d8d77d0d26565bc2f59 Mon Sep 17 00:00:00 2001
From: Martin Pärtel <martin.partel@gmail.com>
Date: Wed, 19 Apr 2017 10:33:45 +0300
Subject: Added option: --block-devices-as-files

Fixes #53.
---
 tests/test_block_devices_as_files.rb | 55 ++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100755 tests/test_block_devices_as_files.rb

(limited to 'tests')

diff --git a/tests/test_block_devices_as_files.rb b/tests/test_block_devices_as_files.rb
new file mode 100755
index 0000000..29a81ee
--- /dev/null
+++ b/tests/test_block_devices_as_files.rb
@@ -0,0 +1,55 @@
+#!/usr/bin/env ruby
+#
+#   Copyright 2006,2007,2008,2009,2010 Martin Pärtel <martin.partel@gmail.com>
+#
+#   This file is part of bindfs.
+#
+#   bindfs is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   bindfs is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with bindfs.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+# if we are being run by make check it will set srcdir and we should use it
+$LOAD_PATH << (ENV['srcdir'] || '.')
+require 'common.rb'
+
+raise "Please run this as root" unless Process.uid == 0
+
+if ARGV.include?("-h") || ARGV.include?("--help") || ARGV.length != 1
+  puts
+  puts "Usage: #{$0} /dev/some-block-device"
+  puts
+  puts "This test will attempt to read the block device through bindfs."
+  puts "This is a separate test file because it's nontrivial to set up a"
+  puts "block device for testing in a non-intrusive and portable way."
+  puts
+  exit(1)
+end
+
+device = ARGV[0]
+
+root_testenv("--block-devices-as-files --resolve-symlinks") do
+  symlink(device, 'src/devicelink')
+
+  size_through_bindfs = File.size('mnt/devicelink')
+  measured_size = File.open(device, "r") do |f|
+    f.seek(0, IO::SEEK_END)
+    f.tell
+  end
+  assert { size_through_bindfs == measured_size }
+  assert { measured_size >= 512 }
+  puts "Device size: #{size_through_bindfs}"
+
+  data_read_through_bindfs = File.read('mnt/devicelink', 512)
+  data_read_directly= File.read(device, 512)
+  assert { data_read_through_bindfs == data_read_directly }
+end
-- 
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