diff --git a/Tests/ArgumentParserUnitTests/Snapshots/testBase_Zsh().sh b/Tests/ArgumentParserUnitTests/Snapshots/testBase_Zsh().sh
deleted file mode 100644
index a2f42246c..000000000
--- a/Tests/ArgumentParserUnitTests/Snapshots/testBase_Zsh().sh
+++ /dev/null
@@ -1,84 +0,0 @@
-#compdef base-test
-local context state state_descr line
-_base_test_commandname=$words[1]
-typeset -A opt_args
-
-_base-test() {
-    export SAP_SHELL=zsh
-    SAP_SHELL_VERSION="$(builtin emulate zsh -c 'printf %s "${ZSH_VERSION}"')"
-    export SAP_SHELL_VERSION
-    integer ret=1
-    local -a args
-    args+=(
-        '--name[The user'"'"'s name.]:name:'
-        '--kind:kind:(one two custom-three)'
-        '--other-kind:other-kind:(1 2 3)'
-        '--path1:path1:_files'
-        '--path2:path2:_files'
-        '--path3:path3:(a b c)'
-        '--one'
-        '--two'
-        '--three'
-        '*--kind-counter'
-        '*--rep1:rep1:'
-        '*'{-r,--rep2}':rep2:'
-        ':argument:{_custom_completion $_base_test_commandname ---completion  -- argument $words}'
-        ':nested-argument:{_custom_completion $_base_test_commandname ---completion  -- nested.nestedArgument $words}'
-        '(-h --help)'{-h,--help}'[Show help information.]'
-        '(-): :->command'
-        '(-)*:: :->arg'
-    )
-    _arguments -w -s -S $args[@] && ret=0
-    case $state in
-        (command)
-            local subcommands
-            subcommands=(
-                'sub-command:'
-                'help:Show subcommand help information.'
-            )
-            _describe "subcommand" subcommands
-            ;;
-        (arg)
-            case ${words[1]} in
-                (sub-command)
-                    _base-test_sub-command
-                    ;;
-                (help)
-                    _base-test_help
-                    ;;
-            esac
-            ;;
-    esac
-
-    return ret
-}
-
-_base-test_sub-command() {
-    integer ret=1
-    local -a args
-    args+=(
-        '(-h --help)'{-h,--help}'[Show help information.]'
-    )
-    _arguments -w -s -S $args[@] && ret=0
-
-    return ret
-}
-
-_base-test_help() {
-    integer ret=1
-    local -a args
-    args+=(
-        ':subcommands:'
-    )
-    _arguments -w -s -S $args[@] && ret=0
-
-    return ret
-}
-
-
-_custom_completion() {
-    local completions=("${(@f)$($*)}")
-    _describe '' completions
-}
-
-_base-test
diff --git a/Tests/ArgumentParserUnitTests/Snapshots/testEscaped_Zsh().zsh b/Tests/ArgumentParserUnitTests/Snapshots/testEscaped_Zsh().zsh
deleted file mode 100644
index e2c4846a9..000000000
--- a/Tests/ArgumentParserUnitTests/Snapshots/testEscaped_Zsh().zsh
+++ /dev/null
@@ -1,28 +0,0 @@
-#compdef escaped-command
-local context state state_descr line
-_escaped_command_commandname=$words[1]
-typeset -A opt_args
-
-_escaped-command() {
-    export SAP_SHELL=zsh
-    SAP_SHELL_VERSION="$(builtin emulate zsh -c 'printf %s "${ZSH_VERSION}"')"
-    export SAP_SHELL_VERSION
-    integer ret=1
-    local -a args
-    args+=(
-        '--one[Escaped chars: '"'"'\[\]\\.]:one:'
-        ':two:{_custom_completion $_escaped_command_commandname ---completion  -- two $words}'
-        '(-h --help)'{-h,--help}'[Show help information.]'
-    )
-    _arguments -w -s -S $args[@] && ret=0
-
-    return ret
-}
-
-
-_custom_completion() {
-    local completions=("${(@f)$($*)}")
-    _describe '' completions
-}
-
-_escaped-command
diff --git a/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Bash().bash b/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Bash().bash
deleted file mode 100644
index 07fa13631..000000000
--- a/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Bash().bash
+++ /dev/null
@@ -1,19 +0,0 @@
-#!/bin/bash
-
-_parent() {
-    export SAP_SHELL=bash
-    SAP_SHELL_VERSION="$(IFS='.'; printf %s "${BASH_VERSINFO[*]}")"
-    export SAP_SHELL_VERSION
-    cur="${COMP_WORDS[COMP_CWORD]}"
-    prev="${COMP_WORDS[COMP_CWORD-1]}"
-    COMPREPLY=()
-    opts="-h --help"
-    if [[ $COMP_CWORD == "1" ]]; then
-        COMPREPLY=( $(compgen -W "$opts" -- "$cur") )
-        return
-    fi
-    COMPREPLY=( $(compgen -W "$opts" -- "$cur") )
-}
-
-
-complete -F _parent parent
diff --git a/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Fish().fish b/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Fish().fish
deleted file mode 100644
index 64f75d940..000000000
--- a/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Fish().fish
+++ /dev/null
@@ -1,40 +0,0 @@
-# A function which filters options which starts with "-" from $argv.
-function _swift_parent_preprocessor
-    set -l results
-    for i in (seq (count $argv))
-        switch (echo $argv[$i] | string sub -l 1)
-            case '-'
-            case '*'
-                echo $argv[$i]
-        end
-    end
-end
-
-function _swift_parent_using_command
-    set -gx SAP_SHELL fish
-    set -gx SAP_SHELL_VERSION "$FISH_VERSION"
-    set -l currentCommands (_swift_parent_preprocessor (commandline -opc))
-    set -l expectedCommands (string split " " $argv[1])
-    set -l subcommands (string split " " $argv[2])
-    if [ (count $currentCommands) -ge (count $expectedCommands) ]
-        for i in (seq (count $expectedCommands))
-            if [ $currentCommands[$i] != $expectedCommands[$i] ]
-                return 1
-            end
-        end
-        if [ (count $currentCommands) -eq (count $expectedCommands) ]
-            return 0
-        end
-        if [ (count $subcommands) -gt 1 ]
-            for i in (seq (count $subcommands))
-                if [ $currentCommands[(math (count $expectedCommands) + 1)] = $subcommands[$i] ]
-                    return 1
-                end
-            end
-        end
-        return 0
-    end
-    return 1
-end
-
-complete -c parent -n '_swift_parent_using_command "parent"' -s h -l help -d 'Show help information.'
diff --git a/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Zsh().zsh b/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Zsh().zsh
deleted file mode 100644
index 81e851c02..000000000
--- a/Tests/ArgumentParserUnitTests/Snapshots/testHiddenSubcommand_Zsh().zsh
+++ /dev/null
@@ -1,26 +0,0 @@
-#compdef parent
-local context state state_descr line
-_parent_commandname=$words[1]
-typeset -A opt_args
-
-_parent() {
-    export SAP_SHELL=zsh
-    SAP_SHELL_VERSION="$(builtin emulate zsh -c 'printf %s "${ZSH_VERSION}"')"
-    export SAP_SHELL_VERSION
-    integer ret=1
-    local -a args
-    args+=(
-        '(-h --help)'{-h,--help}'[Show help information.]'
-    )
-    _arguments -w -s -S $args[@] && ret=0
-
-    return ret
-}
-
-
-_custom_completion() {
-    local completions=("${(@f)$($*)}")
-    _describe '' completions
-}
-
-_parent