import os
import sys
import re
import platform
import subprocess

import lit.util
import lit.formats
from lit.llvm import llvm_config
from lit.llvm.subst import FindTool
from lit.llvm.subst import ToolSubst

# name: The name of this test suite.
config.name = 'Open Neural Network Frontend'

config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)

# suffixes: A list of file extensions to treat as test files.
config.suffixes = ['.mlir', '.json', '.onnxtext']

# test_source_root: The root path where tests are located.
config.test_source_root = os.path.dirname(__file__)

# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.join(config.onnx_mlir_obj_root, 'test', 'mlir')

llvm_config.use_default_substitutions()

# Tweak the PATH to include the tools dir.
llvm_config.with_environment('PATH', config.llvm_tools_dir, append_path=True)

tool_dirs = [
    config.onnx_mlir_tools_dir, config.mlir_tools_dir, config.llvm_tools_dir
]

tools = [
    'onnx-mlir',
    'onnx-mlir-opt',
    'mlir-opt',
    'mlir-translate',
    'binary-decoder',
]

llvm_config.add_tool_substitutions(tools, tool_dirs)

# This is based on the same code in llvm and it is meant to determine what
# the supported targets for llvm & friends are - this allow us to filter test
# execution based on the available targets
for arch in config.targets_to_build.split():
    config.available_features.add(arch.lower())
