cmd: Add test cases for sortAscending

cmd/hvm/testscripts/use_check_sort_order.txt

@@ -0,0 +1,35 @@
+# User cache and config dirs (we use os.UserCacheDir and os.UserCongfigDir)
+[darwin] env HOME=home
+[darwin] mkdir "$HOME/Library/Caches"
+[darwin] mkdir "$HOME/Library/Application Support"
+[linux] env XDG_CACHE_HOME=cache
+[linux] env XDG_CONFIG_HOME=config
+[windows] env LocalAppData=cache
+[windows] env AppData=config
+
+# https://github.com/actions/runner-images/issues/602
+[darwin] skip
+
+# Test 1
+env HVM_NUMTAGSTODISPLAY=-1
+env HVM_SORTASCENDING=true
+exec hvm use
+stdin input.txt
+stdout '\D1\) v0\.54\.0'
+
+env HVM_NUMTAGSTODISPLAY=-1
+env HVM_SORTASCENDING=false
+stdin input.txt
+exec hvm use
+! stdout '\D1\) v0\.54\.0'
+
+env HVM_NUMTAGSTODISPLAY=30
+env HVM_SORTASCENDING=false
+stdin input.txt
+exec hvm use
+! stdout '\D1\) v0\.54\.0'
+! stdout '\D30\) v0\.54\.0'
+
+# Files
+-- input.txt --
+1