Merge pull request #4637 from inspec/mj/3921

Fix filesystem resource when device has long name

lib/inspec/resources/filesystem.rb

@@ -95,7 +95,7 @@ module Inspec::Resources
 
   class LinuxFileSystemResource < FsManagement
     def info(partition)
-      cmd = inspec.command("df #{partition} -T")
+      cmd = inspec.command("df #{partition} -PT")
       if cmd.stdout.nil? || cmd.stdout.empty? || cmd.exit_status != 0
         raise Inspec::Exceptions::ResourceFailed,
           "Unable to get available space for partition #{partition}"

test/helpers/mock_loader.rb

@@ -404,7 +404,7 @@ class MockLoader
       "/sbin/zpool get -Hp all tank" => cmd.call("zpool-get-all-tank"),
       # docker
       "4f8e24022ea8b7d3b117041ec32e55d9bf08f11f4065c700e7c1dc606c84fd17" => cmd.call("docker-ps-a"),
-      "b40ed61c006b54f155b28a85dc944dc0352b30222087b47c6279568ec0e59d05" => cmd.call("df-t"),
+      "b40ed61c006b54f155b28a85dc944dc0352b30222087b47c6279568ec0e59d05" => cmd.call("df-PT"),
       "docker version --format '{{ json . }}'" => cmd.call("docker-version"),
       "docker info --format '{{ json . }}'" => cmd.call("docker-info"),
       "docker inspect 71b5df59442b" => cmd.call("docker-inspec"),

test/unit/resources/filesystem_test.rb

@@ -3,9 +3,11 @@ require "inspec/resource"
 require "inspec/resources/filesystem"
 
 describe "Inspec::Resources::FileSystemResource" do
-  # arch linux
   it "verify filesystem on linux" do
-    resource = MockLoader.new(:ubuntu1404).load_resource("filesystem", "/")
+    resource = quick_resource(:filesystem, :linux, "/") do |cmd|
+      stdout_file "test/unit/mock/cmd/df-PT"
+    end
+
     _(resource.size_kb).must_equal 30428648
     _(resource.size).must_equal 30428648
     _(resource.name).must_equal "/"