# Copyright (c) 2021 The Regents of the University of California
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#
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"""
This runs simple tests to ensure the examples in `configs/example/gem5_library`
still function. They simply check the simulation completed.
"""
from testlib import *
import re
import os

hello_verifier = verifier.MatchRegex(re.compile(r"Hello world!"))

gem5_verify_config(
    name="test-gem5-library-example-arm-hello",
    fixtures=(),
    verifiers=(hello_verifier,),
    config=joinpath(
        config.base_dir,
        "configs",
        "example",
        "gem5_library",
        "arm-hello.py",
    ),
    config_args=[],
    valid_isas=(constants.arm_tag,),
    valid_hosts=constants.supported_hosts,
    length=constants.quick_tag,
)


if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
    # The x86-ubuntu-run uses KVM cores, this test will therefore only be run
    # on systems that support KVM.
    gem5_verify_config(
        name="test-gem5-library-example-x86-ubuntu-run-with-kvm",
        fixtures=(),
        verifiers=(),
        config=joinpath(
            config.base_dir,
            "configs",
            "example",
            "gem5_library",
            "x86-ubuntu-run-with-kvm.py",
        ),
        config_args=[],
        valid_isas=(constants.x86_tag,),
        valid_hosts=constants.supported_hosts,
        length=constants.long_tag,
    )

gem5_verify_config(
    name="test-gem5-library-example-x86-ubuntu-run",
    fixtures=(),
    verifiers=(),
    config=joinpath(
        config.base_dir,
        "configs",
        "example",
        "gem5_library",
        "x86-ubuntu-run.py",
    ),
    config_args=[],
    valid_isas=(constants.x86_tag,),
    valid_hosts=constants.supported_hosts,
    length=constants.long_tag,
)

if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
    # The x86-parsec-benchmarks uses KVM cores, this test will therefore only
    # be run on systems that support KVM.
    gem5_verify_config(
        name="test-gem5-library-example-x86-parsec-benchmarks",
        fixtures=(),
        verifiers=(),
        config=joinpath(
            config.base_dir,
            "configs",
            "example",
            "gem5_library",
            "x86-parsec-benchmarks.py",
        ),
        config_args=["--benchmark","blackscholes","--size","simsmall"],
        valid_isas=(constants.x86_tag,),
        protocol="MESI_Two_Level",
        valid_hosts=constants.supported_hosts,
        length=constants.long_tag,
    )

if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
    # The x86-npb-benchmarks uses KVM cores, this test will therefore only be
    # run on systems that support KVM.
    gem5_verify_config(
        name="test-gem5-library-example-x86-npb-benchmarks",
        fixtures=(),
        verifiers=(),
        config=joinpath(
            config.base_dir,
            "configs",
            "example",
            "gem5_library",
            "x86-npb-benchmarks.py",
        ),
        config_args=["--benchmark",
            "bt",
            "--size",
            "A",
            "--maxinsts",
            "5000000000"
        ],
        valid_isas=(constants.x86_tag,),
        protocol="MESI_Two_Level",
        valid_hosts=constants.supported_hosts,
        length=constants.long_tag,
    )