Source code for morpheus_core.tests.helpers

# MIT License
# Copyright 2020 Ryan Hausen
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
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# in the Software without restriction, including without limitation the rights
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# furnished to do so, subject to the following conditions:
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#
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# ==============================================================================
"""Helpers for testing"""

import os
import shutil

import numpy as np
from astropy.io import fits

LOCAL_DIR = os.path.dirname(os.path.abspath(__file__))
TMP_DIR = os.path.join(LOCAL_DIR, "../../tmp")


def safe_make_dir():
    """ """
    if not os.path.exists(TMP_DIR):
        os.mkdir(TMP_DIR)


def setup() -> None:
    """ """
    safe_make_dir()


def tear_down() -> None:
    """ """
    shutil.rmtree(TMP_DIR)


def make_sample_file() -> str:
    """ """
    fits.PrimaryHDU(data=np.arange(100).reshape([10, 10])).writeto(
        os.path.join(TMP_DIR, "sample.fits")
    )

    return os.path.join(TMP_DIR, "sample.fits")


def make_sample_file2() -> str:
    """ """
    fits.PrimaryHDU(data=np.arange(100).reshape([10, 10])).writeto(
        os.path.join(TMP_DIR, "sample2.fits")
    )

    return os.path.join(TMP_DIR, "sample2.fits")


def make_mock_input() -> str:
    fits.PrimaryHDU(data=np.arange(int(100 * 100)).reshape([100, 100, 1])).writeto(
        os.path.join(TMP_DIR, "input.fits")
    )

    return os.path.join(TMP_DIR, "input.fits")