Changed syntax to support Ruby 2.1

Author: Dylan Ratcliffe

spec/unit/facter/logical_volumes_spec.rb

@@ -35,12 +35,13 @@
       end
 
       it 'should be able to resolve VGs' do
-        lvs_output = <<~OUTPUT
+        lvs_output = <<-OUTPUT
         E7qan8-4NGf-jq2P-l11v-6fFe-MPHK-T6IGzl root       centos/root      /dev/centos/root      /dev/mapper/centos-root      -wi-ao---- linear     public     active  18.46g writeable
         buUXDX-GDUh-rN2t-y80n-vtCt-xhhu-XSZ5kA swap       centos/swap      /dev/centos/swap      /dev/mapper/centos-swap      -wi-ao---- linear     public     active   1.00g writeable
         uedsry-OTVv-wGW4-vaFf-c7IY-oH6Z-ig6IXB cool_tasks tasks/cool_tasks /dev/tasks/cool_tasks /dev/mapper/tasks-cool_tasks -wi-a----- linear     public     active 800.00m writeable
         gmNS3G-cAhA-vRj0-2Uf0-21yO-QVdy-LNXfBv lame_tasks tasks/lame_tasks /dev/tasks/lame_tasks /dev/mapper/tasks-lame_tasks -wi-a----- linear     public     active 400.00m writeable
         OUTPUT
+        lvs_output.lstrip!
         Facter::Core::Execution.expects(:exec).at_least(1).returns(lvs_output)
         Facter.value(:logical_volumes).should include({
           "cool_tasks" => {

spec/unit/facter/physical_volumes_spec.rb

@@ -35,11 +35,12 @@
       end
 
       it 'should be able to resolve PVs' do
-        pvs_output = <<~OUTPUT
+        pvs_output = <<-OUTPUT
           dPziSO-573Z-9WuH-q22X-cuyM-gHQx-ZeGbfK   2.00g /dev/sda     1.00m  2.00g 844.00m  1.17g a--   511   300     1        1        0       0
           09ksGm-Pt28-AR9H-NlgQ-QxtG-5uEH-Qzy1RR   2.00g /dev/sdc     1.00m  2.00g   2.00g      0 a--   511     0     1        1        0       0
           PpSFVZ-SS3P-n3a6-ctPF-sb9H-6M85-i0TqBv  19.51g /dev/sdd2    1.00m 19.51g  44.00m 19.46g a--  4994  4983     1        1        0       0
         OUTPUT
+        pvs_output.lstrip!
         Facter::Core::Execution.expects(:exec).at_least(1).returns(pvs_output)
         Facter.value(:physical_volumes).should include({
           "/dev/sda" => {

spec/unit/facter/volume_groups_spec.rb

@@ -35,10 +35,11 @@
       end
 
       it 'should be able to resolve vgs' do
-        vgs_output = <<~OUTPUT
+        vgs_output = <<-OUTPUT
           ZcFkEG-217a-nnc6-PvWx-oXou-7THt-XR6eci centos wz--n- writeable  normal     19.51g 44.00m
           tMqdQC-ukEx-bEft-bLk8-WoM1-jX0a-0p1rri tasks  wz--n- writeable  normal      3.99g  2.82g
         OUTPUT
+        vgs_output.lstrip!
         Facter::Core::Execution.expects(:exec).at_least(1).returns(vgs_output)
         Facter.value(:volume_groups).should include({
           "centos" => {