Add script to run the semantics tests

etc/test.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+
+set -eu
+
+usage() {
+  echo "Usage: $0 [path to perennial repo]" 1>&2
+}
+
+blue=$(tput setaf 4 || printf "")
+green=$(tput setaf 2 || printf "")
+red=$(tput setaf 1 || printf "")
+reset=$(tput sgr0 || printf "")
+
+info() {
+  echo -e "${blue}$1${reset}"
+}
+
+error() {
+  echo -e "${red}$1${reset}" 1>&2
+}
+
+good() {
+  echo -e "${green}$1${reset}" 1>&2
+}
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+REPO="$DIR/.."
+
+perennial_dir=""
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+  -help | --help | -h)
+    usage
+    exit 0
+    ;;
+  -*)
+    usage
+    exit 1
+    ;;
+  *)
+    break
+    ;;
+  esac
+done
+
+if [ $# -gt 0 ]; then
+  perennial_dir="$1"
+fi
+
+if [ ! -d "$perennial_dir" ]; then
+  usage
+  if [ "$perennial_dir" = "" ]; then
+    error "perennial dir not provided"
+  else
+    error "Perennial dir does not exist"
+  fi
+  exit 1
+fi
+
+# generate and run the Go side of the tests
+cd "$REPO"
+go generate ./...
+go test ./internal/examples/semantics
+
+# generate the Coq side
+go run ./cmd/test_gen/main.go -coq \
+  -out "$perennial_dir"/etc/../src/goose_lang/interpreter/generated_test.v \
+  ./internal/examples/semantics
+go run ./cmd/goose -out \
+  "$perennial_dir"/etc/../external/Goose \
+  -dir ./internal/examples \
+  ./semantics ./unittest ./unittest/generic
+make -C "$perennial_dir" external/Goose/github_com/tchajed/goose/internal/examples/unittest.vo
+make -C "$perennial_dir" src/goose_lang/interpreter/generated_test.vo