79 lines
2.2 KiB
Python
79 lines
2.2 KiB
Python
import re
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import sys
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from functional2.testlib.fixtures.file_helper import with_files, CopyFile
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from functional2.testlib.fixtures.nix import Nix
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from functional2.testlib.utils import get_global_asset_pack
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_files = {
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"output-cycles.nix": CopyFile("assets/test_build/output-cycles.nix"),
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**get_global_asset_pack("dependencies"),
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}
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def _assert_cycle_tree(output: str, regexes: list[str]):
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lines = output.splitlines()
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start = next((k for k, v in enumerate(lines) if "Shown below are the files inside" in v), None)
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assert start is not None
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for line, regex in enumerate(regexes, start=start + 1):
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assert re.search(regex, lines[line])
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def _assert_cycle_message(err: str):
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assert (
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len(
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re.findall(
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r"cycle detected in build of '.*' in the references of output 'bar' from output 'foo'",
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err,
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)
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)
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== 1
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)
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@with_files(_files)
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def test_cycle(nix: Nix):
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res = nix.nix_build(["output-cycles.nix", "-A", "cycle"]).run().expect(1)
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err = res.stderr_plain
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_assert_cycle_message(err)
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if sys.platform == "linux":
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_assert_cycle_tree(
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err,
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[
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r"/store/.*-cycle-bar",
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r"└───lib/libfoo: ….*cycle-baz.*",
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r" →.*/store/.*-cycle-baz",
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r" └───share/lalala:.*-cycle-foo.*",
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],
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)
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@with_files(_files)
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def test_cycle_in_dependency(nix: Nix):
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res = nix.nix_build(["output-cycles.nix", "-A", "as_dependency"]).run().expect(1)
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err = res.stderr_plain
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_assert_cycle_message(err)
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assert "error: 1 dependencies of derivation" in err
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@with_files(_files)
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def test_cycle_with_deps(nix: Nix):
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res = nix.nix_build(["output-cycles.nix", "-A", "cycle-with-deps"]).run().expect(1)
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err = res.stderr_plain
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_assert_cycle_message(err)
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if sys.platform == "linux":
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_assert_cycle_tree(
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err,
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[
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r"/store/.*-cycle-with-deps-bar",
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r"└───txt: ….*cycle-with-deps-foo.*",
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r" →.*/store/.*-cycle-with-deps-foo",
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r" └───txt:.*-cycle-with-deps-bar.*",
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],
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)
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