#!/bin/bash
# Repeatedly stop building until successive layers, and run all tests built,
# while checking for undefined behavior using both UBSan and Valgrind.
#
# Requires Linux.
#
# Usage:
#   Test all layers:
#     test_layers
#   Test non-app layers after x:
#     test_layers x
#   Test layers after x and until y (inclusive):
#     test_layers x y
#   Test all layers for a specific app:
#     test_layers app
set -e

test "$BUILD" || export BUILD=build3

if [[ $1 == one-off ]]
then
  ./$BUILD
  ./mu_bin test || exit 1
  exit 0
fi

# Core layers atop Valgrind
for f in [0-9]*
do
  if [[ $f < $1 ]]; then continue; fi
  if [[ $2 && $f > $2 ]]; then exit 0; fi
  echo "=== $f"
  ./clean top-level  # preserve subsidiary tools like tangle and cleave
  ./$BUILD --until $f || exit 1
  # valgrind requires Linux
  valgrind --leak-check=yes --num-callers=40 -q --error-exitcode=1 ./mu_bin test || exit 1
  # run on Mac OS without valgrind, and with a hacky fix for the coarser clock
#?   ./mu_bin test || exit 1
#?   sleep 1
done

# Layers for Mu apps without Valgrind
./clean
./$BUILD

if [[ ! $1 || $1 == chessboard ]]
then
  echo "=== chessboard"
  ./mu_bin test chessboard.mu || exit 1
fi

# slices of edit/ for Travis CI
if [[ ! $1 || $1 == edit ]]
then
  echo "=== edit: until 001"
  ./mu_bin test edit/001* || exit 1
  echo "=== edit: until 002"
  ./mu_bin test edit/00[1-2]* || exit 1
  echo "=== edit: until 003"
  ./mu_bin test edit/00[1-3]* || exit 1
fi
if [[ ! $1 || $1 == edit2 ]]
then
  echo "=== edit: until 004"
  ./mu_bin test edit/00[1-4]* || exit 1
  echo "=== edit: until 005"
  ./mu_bin test edit/00[1-5]* || exit 1
  echo "=== edit: until 006"
  ./mu_bin test edit/00[1-6]* || exit 1
fi
if [[ ! $1 || $1 == edit3 ]]
then
  echo "=== edit: until 007"
  ./mu_bin test edit/00[1-7]* || exit 1
  echo "=== edit: until 008"
  ./mu_bin test edit/00[1-8]* || exit 1
  echo "=== edit: until 009"
  ./mu_bin test edit/00* || exit 1
fi
if [[ ! $1 || $1 == edit4 ]]
then
  echo "=== edit: until 010"
  ./mu_bin test edit/00* edit/010* || exit 1
  echo "=== edit: until 011"
  ./mu_bin test edit/00* edit/01[01]* || exit 1
  echo "=== edit: until 012"
  ./mu_bin test edit/00* edit/01[0-2]* || exit 1
fi