lit.cfg

import lit
import os
import sys

def isTrue(v):
  """Check whether a string converts to True according to CMake rules"""
  return v and v.upper() in ["1", "ON", "YES", "TRUE", "Y"]

# name: The name of this test suite.
config.name = 'Hermes'

config.test_format = lit.formats.ShTest(True)

# suffixes: A list of file extensions to treat as test files.
config.suffixes = ['.js']

# If icu_data is present and not empty
if lit_config.params.get("icu_data"):
  config.environment["ICU_DATA"] = lit_config.params["icu_data"]

if lit_config.params.get("coverage"):
  # It would be best to prefix these with the specific binary tool used
  # but there's no way to get that from here.
  config.environment["LLVM_PROFILE_FILE"] = os.path.join(
    lit_config.params["coverage"],
    "hermes-%p.profraw",
  )

# Optionally execute in a different directory so the output files stay there.
if "test_exec_root" in lit_config.params:
    config.test_exec_root=lit_config.params["test_exec_root"]

if isTrue(lit_config.params.get("debugger_enabled")):
  config.available_features.add("debugger")

if isTrue(lit_config.params.get("use_flowparser")):
  config.available_features.add("flowparser")
if isTrue(lit_config.params.get("exception_on_oom_enabled")):
  config.available_features.add("exception_on_oom")
if isTrue(lit_config.params.get('serialize_enabled')):
  config.available_features.add("serializer")

if lit_config.params.get("profiler") == "BB":
    config.available_features.add("basic_block_profiler")

if lit_config.params.get("build_mode") != "opt":
  config.available_features.add("debug_options")
  if lit_config.params.get("build_mode") == "dbg":
    config.available_features.add("slow_debug")

if isTrue(lit_config.params.get("is_fbcode")):
  config.available_features.add("fbcode")

if isTrue(lit_config.params.get("ubsan")):
  config.available_features.add("ubsan")

if sys.platform.startswith('cygwin'):
  lit_config.fatal('Running Hermes LIT tests in cygwin Python is not supported. ' +
    'When running LIT tests on Windows, please use regular Python.')
if lit_config.isWindows:
  config.available_features.add("windows")
  if not lit_config.getBashPath():
    lit_config.fatal('Running Hermes LIT tests in CMD.exe is not supported. ' +
      'When running LIT tests on Windows, please make sure bash is available. ' +
      'For example, you may invoke the test in cygwin, or add bash to your PATH.')

if lit_config.params.get("gc") == "NONCONTIG_GENERATIONAL":
  config.available_features.add("gengc")

# Note
# 1. substitutions are applied in order.
#    %hermesc must appear before %hermes, or else %hermes will substitute *inside* %hermesc
# 2. \ are replaced with /.
#    On Windows, paths may be separated by either \ or /.
#    However, when path containing \ are substituted into RUN line, it's not automatically
#    escaped, and does not work.
if lit_config.params.get("FileCheck"):
  config.substitutions.append(("%FileCheck", lit_config.params["FileCheck"].replace('\\', '/')))
if lit_config.params.get("hermesc"):
  config.substitutions.append(("%hermesc", lit_config.params["hermesc"].replace('\\', '/')))
if lit_config.params.get("hermes"):
  config.substitutions.append(("%hermes", lit_config.params["hermes"].replace('\\', '/')))
if lit_config.params.get("hdb"):
  config.substitutions.append(("%hdb", lit_config.params["hdb"].replace('\\', '/')))
if lit_config.params.get("hbcdump"):
  config.substitutions.append(("%hbcdump", lit_config.params["hbcdump"].replace('\\', '/')))
if lit_config.params.get("hbc_deltaprep"):
  config.substitutions.append(("%hbc-deltaprep", lit_config.params["hbc_deltaprep"].replace('\\', '/')))
if lit_config.params.get("hbc_diff"):
  config.substitutions.append(("%hbc-diff", lit_config.params["hbc_diff"].replace('\\', '/')))
if lit_config.params.get("dependency_extractor"):
  config.substitutions.append(("%dependency-extractor", lit_config.params["dependency_extractor"].replace('\\', '/')))