[meta] Rename some files to be more cross platform

test/fast/Running 'nvm unload' should unset all function and variables

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+set -ex
+
+BEFORE="./before.tmp"
+AFTER="./after.tmp"
+
+cleanup () { rm -f "${BEFORE}" "${AFTER}"; }
+die () { echo "$@" ; cleanup ; exit 1; }
+
+typeset -f | awk '/ \(\) $/ && !/^main / {print $1}' > "${BEFORE}"
+env | grep -v PATH= | grep -v IFS= | grep -v NVM_ | sort >> "${BEFORE}"
+
+set +e # TODO: fix
+\. ../../nvm.sh
+set -e
+
+type nvm > /dev/null 2>&1 || die "nvm not loaded"
+
+nvm unload
+
+typeset -f | awk '/ \(\) $/ && !/^main / {print $1}' > "${AFTER}"
+env | grep -v PATH= | grep -v IFS= | sort >> "${AFTER}"
+
+! type nvm > /dev/null 2>&1 || die "nvm not unloaded"
+
+DIFF="$(diff "${BEFORE}" "${AFTER}" ||:)"
+[ -z "${DIFF}" ] || die "function pollution found: ${DIFF}"
+
+cleanup