(chocolatey#66) Removes or Updates Previous Tests

These were not terribly useful now we had the new tests in place.

Also removes the non-existent function `Get-CCMDeploymentStepResult` from the PSD1, after improving the "has all the functions available" test (which showed this disparity).

src/ChocoCCM.psd1

@@ -82,7 +82,6 @@
         'Remove-CCMGroupMember'
         'Get-CCMDeployment'
         'Get-CCMDeploymentStep'
-        'Get-CCMDeploymentStepResult'
         'New-CCMDeployment'
         'New-CCMDeploymentStep'
         'Set-CCMDeploymentStep'

src/Tests/chococcm.tests.ps1

@@ -12,7 +12,12 @@ Describe "Module Import Checks" {
         { Import-Module $module } | Should -Not -Throw
     }
 
-    It "Should return all public functions" {
-        { Get-Command -Module ChocoCCM } | Should -Not -Throw
+    It "Should export all expected public functions" {
+        $ExportedFunctions = (Get-Command -Module ChocoCCM -CommandType Function).Name | Sort-Object
+
+        $DataFile = Import-Metadata -Path "$PSScriptRoot\..\ChocoCCM.psd1"
+        $ExpectedFunctions = $DataFile.FunctionsToExport | Sort-Object
+
+        $ExportedFunctions | Should -Be $ExpectedFunctions
     }
 }