Trim the line before splitting parts in HostsFile

CHANGELOG.md

@@ -9,6 +9,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Updated CHANGELOG.md
   - Renamed NetworkingDSc to NetworkingDsc in CHANGELOG.md - fixes [Issue #513](https://github.com/dsccommunity/NetworkingDsc/issues/513).
+- HostsFile
+  - Fix bad return data when line contains leading spaces - fixes [Issue #526](https://github.com/dsccommunity/NetworkingDsc/issues/526)
 - CI Pipeline
   - Updated pipeline files to match current DSC Community patterns - fixes [Issue #528](https://github.com/dsccommunity/NetworkingDsc/issues/528).
   - Updated HQRM and build steps to use windows-latest image.

source/DSCResources/DSC_HostsFile/DSC_HostsFile.psm1

@@ -230,7 +230,7 @@ function Get-HostEntry
 
     foreach ($hosts in $allHosts)
     {
-        $data = $hosts -split '\s+'
+        $data = $hosts.Trim() -split '\s+'
 
         if ($data.Length -gt 2)
         {

tests/Unit/DSC_HostsFile.Tests.ps1

@@ -298,6 +298,30 @@ try
                 }
             }
         }
+
+        Context 'When a host entry has leading spaces' {
+
+            $testParams = @{
+                HostName  = 'www.anotherexample.com'
+                IPAddress = '127.0.0.1'
+                Verbose   = $true
+            }
+
+            Mock -CommandName Get-Content -MockWith {
+                return @(
+                    '# A mocked example of a host file - this line is a comment',
+                    '',
+                    '127.0.0.1       localhost',
+                    '# comment',
+                    '  127.0.0.1  www.anotherexample.com',
+                    ''
+                )
+            }
+
+            It 'Should return absent from the get method' {
+                (Get-TargetResource @testParams).Ensure | Should -Be 'Present'
+            }
+        }
     } #end InModuleScope $DSCResourceName
 }
 finally