[ubuntu] Pester tests for dotnet sdk, cmd tools and codeql (#2335)

* dotnet cmd codeql tests

* fixed dotnet tests, added codeql to toolset

* changed codeql version to wildcard

* removed unused import and a test call

* tmp

* lowercase file name

* removed sourcing invoke-tests

Co-authored-by: Leonid Lapshin <originalnoe-nazvanie@yandex.ru>

images/linux/scripts/installers/basic.sh

@@ -12,11 +12,4 @@ for package in $common_packages $cmd_packages; do
     apt-get install -y --no-install-recommends $package
 done
 
-# Run tests to determine that the software installed as expected
-echo "Testing to make sure that script performed as expected, and basic scenarios work"
-for cmd in $cmd_packages; do
-    if ! command -v $cmd; then
-        echo "$cmd was not installed"
-        exit 1
-    fi
-done
+invoke_tests "Apt"

images/linux/scripts/installers/codeql-bundle.sh

@@ -23,6 +23,3 @@ touch "$extraction_directory/pinned-version"
 
 # Touch a file to indicate to the toolcache that setting up CodeQL is complete.
 touch "$extraction_directory.complete"
-
-# Test that the tool has been extracted successfully.
-"$AGENT_TOOLSDIRECTORY/CodeQL/$codeql_bundle_version/x64/codeql/codeql" version

images/linux/scripts/installers/dotnetcore-sdk.sh

@@ -94,3 +94,5 @@ setEtcEnvironmentVariable DOTNET_NOLOGO 1
 setEtcEnvironmentVariable DOTNET_MULTILEVEL_LOOKUP 0
 prependEtcEnvironmentPath /home/runner/.dotnet/tools
 echo 'export PATH="$PATH:$HOME/.dotnet/tools"' | tee -a /etc/skel/.bashrc
+
+invoke_tests "DotnetSDK"