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Revision b5eb89e1

Added by koszko over 1 year ago

test&fix error handling

View differences:

src/test/test_hydrilla_builder.py
6 6

  
7 7
import pytest
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import json
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import shutil
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from tempfile import TemporaryDirectory
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from pathlib import Path
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from hashlib import sha256, sha1
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from zipfile import ZipFile
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from typing import Callable, Optional
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from jsonschema import ValidationError
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from hydrilla_builder import build
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here = Path(__file__).resolve().parent
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......
164 170
            self.expected_source_description
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        ]
166 172

  
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ModifyCb = Callable[[CaseSettings, dict], Optional[str]]
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def prepare_modified(tmpdir: Path, modify_cb: ModifyCb) -> CaseSettings:
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    """
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    Use sample source package directory with an alternative, modified
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    index.json.
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    """
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    settings = CaseSettings()
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    for fn in settings.src_filenames:
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        copy_path = tmpdir / 'srcdir_copy' / fn
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        copy_path.parent.mkdir(parents=True, exist_ok=True)
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        shutil.copy(settings.srcdir / fn, copy_path)
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    settings.srcdir = tmpdir / 'srcdir_copy'
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    with open(settings.srcdir / 'index.json', 'rt') as file_handle:
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        obj = json.loads(build.strip_json_comments(file_handle.read()))
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    contents = modify_cb(settings, obj)
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    # Replace the other index.json with new one
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    settings.index_json_path = tmpdir / 'replacement.json'
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    if contents is None:
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        contents = json.dumps(obj)
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    contents = contents.encode()
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    settings.contents['index.json'] = contents
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    settings.sha256_hashes['index.json'] = sha256(contents).digest().hex()
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    settings.sha1_hashes['index.json']   = sha1(contents).digest().hex()
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    with open(settings.index_json_path, 'wb') as file_handle:
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        file_handle.write(contents)
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    return settings
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@pytest.fixture()
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def tmpdir() -> str:
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    with TemporaryDirectory() as tmpdir:
......
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    """Use sample source package directory as exists in VCS."""
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    return CaseSettings()
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def prepare_external_index_json(tmpdir: Path) -> dict:
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def modify_index_good(settings: CaseSettings, obj: dict) -> None:
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    """
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    Use sample source package directory with an alternative, modified
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    index.json.
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    Modify index.json object to make a slightly different but *also correct* one
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    that can be used to test some different cases.
180 225
    """
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    settings = CaseSettings()
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    from hydrilla_builder.build import strip_json_comments
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    with open(settings.srcdir / 'index.json', 'rt') as file_handle:
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        obj = json.loads(strip_json_comments(file_handle.read()))
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    # Add comments that should be preserved.
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    for dictionary in (obj, settings.expected_source_description):
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        dictionary['comment'] = 'index_json comment'
......
233 271
            to_process.extend(processed.values())
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            processed['spurious_property'] = 'some value'
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    # Replace the other index.json with new one
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    settings.index_json_path = tmpdir / 'replacement.json'
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    contents = json.dumps(obj).encode()
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    settings.contents['index.json'] = contents
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    settings.sha256_hashes['index.json'] = sha256(contents).digest().hex()
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    settings.sha1_hashes['index.json']   = sha1(contents).digest().hex()
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    with open(settings.index_json_path, 'wb') as file_handle:
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        file_handle.write(contents)
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    return settings
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@pytest.mark.parametrize('prepare_source_example', [
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    prepare_default, prepare_external_index_json
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    prepare_default,
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    lambda tmpdir: prepare_modified(tmpdir, modify_index_good)
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])
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def test_build(tmpdir, prepare_source_example):
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    """Build the sample source package and verify the produced files."""
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    from hydrilla_builder.build import Build
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    # First, build the package
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    dstdir = Path(tmpdir) / 'dstdir'
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    tmpdir = Path(tmpdir) / 'example'
......
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    settings = prepare_source_example(tmpdir)
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    build = Build(settings.srcdir, settings.index_json_path)
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    build.write_package_files(dstdir)
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    build.Build(settings.srcdir, settings.index_json_path)\
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        .write_package_files(dstdir)
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    # Verify directories under destination directory
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    assert {'file', 'resource', 'mapping', 'source'} == \
......
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    with open(source_dir / 'hello.json', 'rt') as file_handle:
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        assert json.load(file_handle) == settings.expected_source_description
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# TODO: also check error handling
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def modify_index_missing_file(dummy: CaseSettings, obj: dict) -> None:
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    """
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    Modify index.json to expect missing report.spdx file and cause an error.
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    """
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    del obj['reuse_generate_spdx_report']
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def modify_index_schema_error(dummy: CaseSettings, obj: dict) -> None:
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    """Modify index.json to be incompliant with the schema."""
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    del obj['definitions']
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def modify_index_bad_comment(dummy: CaseSettings, obj: dict) -> str:
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    """Modify index.json to have an invalid '/' in it."""
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    return json.dumps(obj) + '/something\n'
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def modify_index_bad_json(dummy: CaseSettings, obj: dict) -> str:
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    """Modify index.json to not be valid json even after comment stripping."""
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    return json.dumps(obj) + '???/\n'
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def modify_index_missing_license(settings: CaseSettings, obj: dict) -> None:
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    """Remove a file to make package REUSE-incompliant."""
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    (settings.srcdir / 'README.txt.license').unlink()
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def modify_index_file_outside(dummy: CaseSettings, obj: dict) -> None:
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    """Make index.json illegally reference a file outside srcdir."""
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    obj['copyright'].append({'file': '../abc'})
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def modify_index_reference_itself(dummy: CaseSettings, obj: dict) -> None:
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    """Make index.json illegally reference index.json."""
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    obj['copyright'].append({'file': 'index.json'})
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def modify_index_report_excluded(dummy: CaseSettings, obj: dict) -> None:
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    """
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    Make index.json require generation of index.json but not include it among
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    copyright files.
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    """
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    obj['copyright'] = [fr for fr in obj['copyright']
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                        if fr['file'] != 'report.spdx']
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@pytest.mark.parametrize('break_index_json', [
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    (modify_index_missing_file,     FileNotFoundError),
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    (modify_index_schema_error,     ValidationError),
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    (modify_index_bad_comment,      json.JSONDecodeError),
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    (modify_index_bad_json,         json.JSONDecodeError),
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    (modify_index_missing_license,  build.ReuseError),
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    (modify_index_file_outside,     build.FileReferenceError),
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    (modify_index_reference_itself, build.FileReferenceError),
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    (modify_index_report_excluded,  build.FileReferenceError)
426
])
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def test_build_error(tmpdir: str, break_index_json: tuple[ModifyCb, type]):
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    """Build the sample source package and verify the produced files."""
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    dstdir = Path(tmpdir) / 'dstdir'
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    tmpdir = Path(tmpdir) / 'example'
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    dstdir.mkdir(exist_ok=True)
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    tmpdir.mkdir(exist_ok=True)
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    modify_cb, error_type = break_index_json
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    settings = prepare_modified(tmpdir, modify_cb)
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    with pytest.raises(error_type):
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        build.Build(settings.srcdir, settings.index_json_path)\
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             .write_package_files(dstdir)

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