add test/run_command.sh script for tlanslated vimlparser

It wil run the same test as test/run.vim for translated vimlparser
command.

Author: haya14busa

test/run_command.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+if [ $# -eq 0 ]; then
+  echo "USAGE: ./test/run_command.sh <vimlparser command>"
+  echo "  Example: ./test/run_command.sh python3 py/vimlparser.py"
+  exit 1
+fi
+vimlparser=$@
+
+exit_status=0
+
+test_file() {
+  local vimfile=$1
+  local base=$(basename "$vimfile" ".vim")
+  local okfile="test/${base}.ok"
+  local outfile="test/${base}.out"
+
+  if [[ -f "test/${base}.skip" ]]; then
+    return
+  fi
+
+  local neovim=""
+  if [[ $vimfile =~ "test_neo" ]]; then
+    neovim="--neovim"
+  fi
+
+  rm -f ${outfile}
+
+  ${vimlparser} ${neovim} ${vimfile} &> ${outfile}
+
+  diffout=$(diff -u ${outfile} ${okfile})
+  if [ -n "$diffout" ]; then
+    exit_status=1
+    echo "${diffout}"
+  fi
+}
+
+for f in test/test*.vim; do
+  test_file ${f}
+done
+
+exit $exit_status