(#886) Use specific strings for configurations

Update the packages.config to be easier to read in the Pester tests.
Update the configurations to use specific strings instead of all of them
being the same "string". This will allow us to identify that they are
actually what they're supposed to be.

Author: corbob

tests/chocolatey-tests/commands/choco-install.Tests.ps1

@@ -205,19 +205,41 @@ Describe "choco install" -Tag Chocolatey, InstallCommand {
                 @"
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-    <package id="installpackage" prerelease="true" overrideArguments="true"
-        notSilent="true" allowDowngrade="true" forceDependencies="true"
-        skipAutomationScripts="true" user="string" password="string" cert="string"
-        certPassword="string" ignoreChecksums="true" allowEmptyChecksums="true"
-        allowEmptyChecksumsSecure="true" requireChecksums="true"
-        downloadChecksum="string" downloadChecksum64="string"
-        downloadChecksumType="sha512" downloadChecksumType64="sha512"
-        ignorePackageExitCodes="true" usePackageExitCodes="true"
-        stopOnFirstFailure="true" exitWhenRebootDetected="true"
-        ignoreDetectedReboot="true" disableRepositoryOptimizations="true"
-        acceptLicense="true" confirm="true" limitOutput="true" cacheLocation="Z:\"
-        failOnStderr="true" useSystemPowershell="true" noProgress="true"
-        force="true" executionTimeout="1000"
+    <package
+        id="installpackage"
+        prerelease="true"
+        overrideArguments="true"
+        notSilent="true"
+        allowDowngrade="true"
+        forceDependencies="true"
+        skipAutomationScripts="true"
+        user="user"
+        password="string"
+        cert="cert"
+        certPassword="string"
+        ignoreChecksums="true"
+        allowEmptyChecksums="true"
+        allowEmptyChecksumsSecure="true"
+        requireChecksums="true"
+        downloadChecksum="downloadChecksum"
+        downloadChecksum64="downloadChecksum64"
+        downloadChecksumType="downloadChecksumType"
+        downloadChecksumType64="downloadChecksumType64"
+        ignorePackageExitCodes="true"
+        usePackageExitCodes="true"
+        stopOnFirstFailure="true"
+        exitWhenRebootDetected="true"
+        ignoreDetectedReboot="true"
+        disableRepositoryOptimizations="true"
+        acceptLicense="true"
+        confirm="true"
+        limitOutput="true"
+        cacheLocation="Z:\"
+        failOnStderr="true"
+        useSystemPowershell="true"
+        noProgress="true"
+        force="true"
+        executionTimeout="1000"
     />
 </packages>
 "@ | Out-File $env:CHOCOLATEY_TEST_PACKAGES_PATH\alloptions.packages.config -Encoding utf8
@@ -246,11 +268,11 @@ Describe "choco install" -Tag Chocolatey, InstallCommand {
                 # SkipAutomationScripts sets configuration option SkipPackageInstallProvider
                 @{ Option = "SkipPackageInstallProvider" ; ExpectedValue = "True" }
                 # User is expanded to Username
-                @{ Option = "Username" ; ExpectedValue = "string" }
+                @{ Option = "Username" ; ExpectedValue = "user" }
                 # Password should *not* be output in the logging
                 # @{ Option = "Password" ; ExpectedValue = "string" }
                 # Cert is expanded to Certificate
-                @{ Option = "Certificate" ; ExpectedValue = "string" }
+                @{ Option = "Certificate" ; ExpectedValue = "cert" }
                 # CertPassword should *not* be output in the logging
                 # @{ Option = "CertPassword" ; ExpectedValue = "string" }
                 # IgnoreChecksums sets ChecksumFiles to False
@@ -259,10 +281,10 @@ Describe "choco install" -Tag Chocolatey, InstallCommand {
                 # @{ Option = "RequireChecksums" ; ExpectedValue = "True" }
                 @{ Option = "AllowEmptyChecksums" ; ExpectedValue = "False" }
                 @{ Option = "AllowEmptyChecksumsSecure" ; ExpectedValue = "False" }
-                @{ Option = "DownloadChecksum" ; ExpectedValue = "string" }
-                @{ Option = "DownloadChecksum64" ; ExpectedValue = "string" }
-                @{ Option = "DownloadChecksumType" ; ExpectedValue = "sha512" }
-                @{ Option = "DownloadChecksumType64" ; ExpectedValue = "sha512" }
+                @{ Option = "DownloadChecksum" ; ExpectedValue = "downloadChecksum" }
+                @{ Option = "DownloadChecksum64" ; ExpectedValue = "downloadChecksum64" }
+                @{ Option = "DownloadChecksumType" ; ExpectedValue = "downloadChecksumType" }
+                @{ Option = "DownloadChecksumType64" ; ExpectedValue = "downloadChecksumType64" }
                 # UsePackageExitCodes and IgnorePackageExitCodes set the same setting, but are opposite of each other.
                 # UsePackageExitCodes is evaluated last, so takes precidence.
                 # @{ Option = "IgnorePackageExitCodes" ; ExpectedValue = "True" }