#!/usr/bin/env bash

set -eu

set -o pipefail

: '

Rebuilds the code with the sanitizers and runs the tests

'

# See https://github.com/mapbox/node-cpp-skel/blob/master/docs/extended-tour.md#configuration-files

make clean

# https://github.com/google/sanitizers/wiki/AddressSanitizerAsDso

SHARED_LIB_EXT=.so

if [[ $(uname -s) == 'Darwin' ]]; then

SHARED_LIB_EXT=.dylib

fi

export MASON_LLVM_RT_PRELOAD=$(pwd)/$(ls mason_packages/.link/lib/clang/*/lib/*/libclang_rt.asan*${SHARED_LIB_EXT})

SUPPRESSION_FILE="/tmp/leak_suppressions.txt"

echo "leak:__strdup" > ${SUPPRESSION_FILE}

echo "leak:v8::internal" >> ${SUPPRESSION_FILE}

echo "leak:node::CreateEnvironment" >> ${SUPPRESSION_FILE}

echo "leak:node::Start" >> ${SUPPRESSION_FILE}

echo "leak:node::Init" >> ${SUPPRESSION_FILE}

# Suppress leak related to https://github.com/libuv/libuv/pull/2480

echo "leak:uv__set_process_title_platform_init" >> ${SUPPRESSION_FILE}

export ASAN_SYMBOLIZER_PATH=$(pwd)/mason_packages/.link/bin/llvm-symbolizer

export MSAN_SYMBOLIZER_PATH=$(pwd)/mason_packages/.link/bin/llvm-symbolizer

export UBSAN_OPTIONS=print_stacktrace=1

export LSAN_OPTIONS=suppressions=${SUPPRESSION_FILE}

export ASAN_OPTIONS=detect_leaks=1:symbolize=1:abort_on_error=1:detect_container_overflow=1:check_initialization_order=1:detect_stack_use_after_return=1

export MASON_SANITIZE="-fsanitize=address,undefined,integer,leak -fno-sanitize=vptr,function"

export MASON_SANITIZE_CXXFLAGS="${MASON_SANITIZE} -fno-sanitize=vptr,function -fsanitize-address-use-after-scope -fno-omit-frame-pointer -fno-common"

export MASON_SANITIZE_LDFLAGS="${MASON_SANITIZE}"

# Note: to build without stopping on errors remove the -fno-sanitize-recover=all flag

# You might want to do this if there are multiple errors and you want to see them all before fixing

export CXXFLAGS="${MASON_SANITIZE_CXXFLAGS} ${CXXFLAGS:-} -fno-sanitize-recover=all"

export LDFLAGS="${MASON_SANITIZE_LDFLAGS} ${LDFLAGS:-}"

make debug

export ASAN_OPTIONS=fast_unwind_on_malloc=0:${ASAN_OPTIONS}

if [[ $(uname -s) == 'Darwin' ]]; then

# NOTE: we must call node directly here rather than `npm test`

# because OS X blocks `DYLD_INSERT_LIBRARIES` being inherited by sub shells

# If this is not done right we'll see

# ==18464==ERROR: Interceptors are not working. This may be because AddressSanitizer is loaded too late (e.g. via dlopen).

#

# See https://github.com/mapbox/node-cpp-skel/issues/122

DYLD_INSERT_LIBRARIES=${MASON_LLVM_RT_PRELOAD} \

node node_modules/.bin/$(node -e "console.log(require('./package.json').scripts.test)") test/*test.js

else

LD_PRELOAD=${MASON_LLVM_RT_PRELOAD} \

npm test

fi