tools/clang/blink_gc_plugin/tests/test.sh

   1 #!/bin/bash
   2 #
   3 # Copyright 2014 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6 #
   7 # Hacky, primitive testing: This runs the style plugin for a set of input files
   8 # and compares the output with golden result files.
   9
  10 E_BADARGS=65
  11 E_FAILEDTEST=1
  12
  13 failed_any_test=
  14
  15 # Prints usage information.
  16 usage() {
  17   echo "Usage: $(basename "${0}")" \
  18     "<path to clang>" \
  19     "<path to plugin>"
  20   echo ""
  21   echo "  Runs all the libBlinkGCPlugin unit tests"
  22   echo ""
  23 }
  24
  25 # Runs a single test case.
  26 do_testcase() {
  27   local flags=""
  28   if [ -e "${3}" ]; then
  29     flags="$(cat "${3}")"
  30   fi
  31   local output="$("${CLANG_PATH}" -c -Wno-c++11-extensions \
  32       -Wno-inaccessible-base \
  33       -Xclang -load -Xclang "${PLUGIN_PATH}" \
  34       -Xclang -add-plugin -Xclang blink-gc-plugin ${flags} ${1} 2>&1)"
  35   local json="${input%cpp}graph.json"
  36   if [ -f "$json" ]; then
  37     output="$(python ../process-graph.py -c ${json} 2>&1)"
  38   fi
  39   local diffout="$(echo "${output}" | diff - "${2}")"
  40   if [ "${diffout}" = "" ]; then
  41     echo "PASS: ${1}"
  42   else
  43     failed_any_test=yes
  44     echo "FAIL: ${1}"
  45     echo "Output of compiler:"
  46     echo "${output}"
  47     echo "Expected output:"
  48     cat "${2}"
  49     echo
  50   fi
  51 }
  52
  53 # Validate input to the script.
  54 if [[ -z "${1}" ]]; then
  55   usage
  56   exit ${E_BADARGS}
  57 elif [[ -z "${2}" ]]; then
  58   usage
  59   exit ${E_BADARGS}
  60 elif [[ ! -x "${1}" ]]; then
  61   echo "${1} is not an executable"
  62   usage
  63   exit ${E_BADARGS}
  64 elif [[ ! -f "${2}" ]]; then
  65   echo "${2} could not be found"
  66   usage
  67   exit ${E_BADARGS}
  68 else
  69   export CLANG_PATH="${1}"
  70   export PLUGIN_PATH="${2}"
  71   echo "Using clang ${CLANG_PATH}..."
  72   echo "Using plugin ${PLUGIN_PATH}..."
  73
  74   # The golden files assume that the cwd is this directory. To make the script
  75   # work no matter what the cwd is, explicitly cd to there.
  76   cd "$(dirname "${0}")"
  77 fi
  78
  79 for input in *.cpp; do
  80   do_testcase "${input}" "${input%cpp}txt" "${input%cpp}flags"
  81 done
  82
  83 if [[ "${failed_any_test}" ]]; then
  84   exit ${E_FAILEDTEST}
  85 fi