# Copyright (c) 2020, Xilinx
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import pytest
import pkg_resources as pk
from shutil import copytree
from finn.util.basic import make_build_dir
from finn.builder.build_dataflow import build_dataflow_directory
import os


@pytest.mark.slow
@pytest.mark.vivado
def test_build_dataflow_directory():
    test_dir = make_build_dir("test_build_dataflow_directory_")
    target_dir = test_dir + "/build_dataflow"
    example_data_dir = pk.resource_filename("finn.qnn-data", "build_dataflow/")
    copytree(example_data_dir, target_dir)
    build_dataflow_directory(target_dir)
    # check the generated files
    output_dir = target_dir + "/output_tfc_w1a1_Pynq-Z1"
    assert os.path.isfile(output_dir + "/time_per_step.json")
    assert os.path.isfile(output_dir + "/final_hw_config.json")
    assert os.path.isfile(output_dir + "/stitched_ip/ip/component.xml")
    assert os.path.isfile(output_dir + "/driver/driver.py")
    assert os.path.isfile(output_dir + "/report/estimate_layer_cycles.json")
    assert os.path.isfile(output_dir + "/report/estimate_layer_resources.json")
    assert os.path.isfile(
        output_dir + "/report/estimate_layer_config_alternatives.json"
    )
    assert os.path.isfile(output_dir + "/report/estimate_network_performance.json")
    assert os.path.isfile(output_dir + "/report/ooc_synth_and_timing.json")
    assert os.path.isfile(output_dir + "/bitfile/finn-accel.bit")
    assert os.path.isfile(output_dir + "/bitfile/finn-accel.hwh")
    assert os.path.isfile(output_dir + "/report/post_synth_resources.xml")
    assert os.path.isfile(output_dir + "/report/post_route_timing.rpt")
    # verification outputs
    verify_out_dir = output_dir + "/verification_output"
    assert os.path.isfile(verify_out_dir + "/verify_initial_python_SUCCESS.npy")
    assert os.path.isfile(verify_out_dir + "/verify_streamlined_python_SUCCESS.npy")
    assert os.path.isfile(verify_out_dir + "/verify_folded_hls_cppsim_SUCCESS.npy")
    assert os.path.isfile(verify_out_dir + "/verify_stitched_ip_rtlsim_SUCCESS.npy")