24144215414

Committed 08 Apr 2026 03:36PM UTC coverage: 90.427% (-2.5%) from 92.908%

Build # 24144215414

Build Type

Pull #23227

github

Committed by

web-flow

Commit Message

Merge 107cd62c9 into 9036734c9

Pull Request Pull Request #23227: Fix uv PEX builder to use pex3 lock export

Coverage Stats

85 of 86 new or added lines in 2 files covered. (98.84%)

1990 existing lines in 131 files now uncovered.

83919 of 92803 relevant lines covered (90.43%)

3.58 hits per line

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57.89

/src/python/pants/backend/java/goals/tailor.py

# Copyright 2021 Pants project contributors (see CONTRIBUTORS.md).
# Licensed under the Apache License, Version 2.0 (see LICENSE).

from __future__ import annotations

import os
from collections.abc import Iterable
from dataclasses import dataclass

from pants.backend.java.subsystems.javac import JavacSubsystem
from pants.backend.java.target_types import (
    JavaSourcesGeneratorTarget,
    JavaTestsGeneratorSourcesField,
    JunitTestsGeneratorTarget,
)
from pants.core.goals.tailor import (
    AllOwnedSources,
    PutativeTarget,
    PutativeTargets,
    PutativeTargetsRequest,
)
from pants.engine.intrinsics import path_globs_to_paths
from pants.engine.rules import collect_rules, rule
from pants.engine.target import Target
from pants.engine.unions import UnionRule
from pants.source.filespec import FilespecMatcher
from pants.util.dirutil import group_by_dir
from pants.util.logging import LogLevel


@dataclass(frozen=True)
class PutativeJavaTargetsRequest(PutativeTargetsRequest):
    pass


def classify_source_files(paths: Iterable[str]) -> dict[type[Target], set[str]]:
    """Returns a dict of target type -> files that belong to targets of that type."""
    tests_filespec_matcher = FilespecMatcher(JavaTestsGeneratorSourcesField.default, ())
    test_filenames = set(tests_filespec_matcher.matches([os.path.basename(path) for path in paths]))
    test_files = {path for path in paths if os.path.basename(path) in test_filenames}
    sources_files = set(paths) - test_files
    return {JunitTestsGeneratorTarget: test_files, JavaSourcesGeneratorTarget: sources_files}


@rule(level=LogLevel.DEBUG, desc="Determine candidate Java targets to create")
async def find_putative_targets(
    req: PutativeJavaTargetsRequest, all_owned_sources: AllOwnedSources, javac: JavacSubsystem
) -> PutativeTargets:
    putative_targets = []

    if javac.tailor_source_targets:
        all_java_files_globs = req.path_globs("*.java")
        all_java_files = await path_globs_to_paths(all_java_files_globs)
        unowned_java_files = set(all_java_files.files) - set(all_owned_sources)
        classified_unowned_java_files = classify_source_files(unowned_java_files)

        for tgt_type, paths in classified_unowned_java_files.items():
            for dirname, filenames in group_by_dir(paths).items():
                name = "tests" if tgt_type == JunitTestsGeneratorTarget else None
                putative_targets.append(
                    PutativeTarget.for_target_type(
                        tgt_type, path=dirname, name=name, triggering_sources=sorted(filenames)
                    )
                )

    return PutativeTargets(putative_targets)


def rules():
    return [
        *collect_rules(),
        UnionRule(PutativeTargetsRequest, PutativeJavaTargetsRequest),
    ]

1	# Copyright 2021 Pants project contributors (see CONTRIBUTORS.md).
2	# Licensed under the Apache License, Version 2.0 (see LICENSE).
3
4	from __future__ import annotations	2✔
5
6	import os	2✔
7	from collections.abc import Iterable	2✔
8	from dataclasses import dataclass	2✔
9
10	from pants.backend.java.subsystems.javac import JavacSubsystem	2✔
11	from pants.backend.java.target_types import (	2✔
12	JavaSourcesGeneratorTarget,
13	JavaTestsGeneratorSourcesField,
14	JunitTestsGeneratorTarget,
15	)
16	from pants.core.goals.tailor import (	2✔
17	AllOwnedSources,
18	PutativeTarget,
19	PutativeTargets,
20	PutativeTargetsRequest,
21	)
22	from pants.engine.intrinsics import path_globs_to_paths	2✔
23	from pants.engine.rules import collect_rules, rule	2✔
24	from pants.engine.target import Target	2✔
25	from pants.engine.unions import UnionRule	2✔
26	from pants.source.filespec import FilespecMatcher	2✔
27	from pants.util.dirutil import group_by_dir	2✔
28	from pants.util.logging import LogLevel	2✔
29
30
31	@dataclass(frozen=True)	2✔
32	class PutativeJavaTargetsRequest(PutativeTargetsRequest):	2✔
33	pass	2✔
34
35
36	def classify_source_files(paths: Iterable[str]) -> dict[type[Target], set[str]]:	2✔
37	"""Returns a dict of target type -> files that belong to targets of that type."""
UNCOV 38	tests_filespec_matcher = FilespecMatcher(JavaTestsGeneratorSourcesField.default, ())	×
UNCOV 39	test_filenames = set(tests_filespec_matcher.matches([os.path.basename(path) for path in paths]))	×
UNCOV 40	test_files = {path for path in paths if os.path.basename(path) in test_filenames}	×
UNCOV 41	sources_files = set(paths) - test_files	×
UNCOV 42	return {JunitTestsGeneratorTarget: test_files, JavaSourcesGeneratorTarget: sources_files}	×
43
44
45	@rule(level=LogLevel.DEBUG, desc="Determine candidate Java targets to create")	2✔
46	async def find_putative_targets(	2✔
47	req: PutativeJavaTargetsRequest, all_owned_sources: AllOwnedSources, javac: JavacSubsystem
48	) -> PutativeTargets:
UNCOV 49	putative_targets = []	×
50
UNCOV 51	if javac.tailor_source_targets:	×
UNCOV 52	all_java_files_globs = req.path_globs("*.java")	×
UNCOV 53	all_java_files = await path_globs_to_paths(all_java_files_globs)	×
UNCOV 54	unowned_java_files = set(all_java_files.files) - set(all_owned_sources)	×
UNCOV 55	classified_unowned_java_files = classify_source_files(unowned_java_files)	×
56
UNCOV 57	for tgt_type, paths in classified_unowned_java_files.items():	×
UNCOV 58	for dirname, filenames in group_by_dir(paths).items():	×
UNCOV 59	name = "tests" if tgt_type == JunitTestsGeneratorTarget else None	×
UNCOV 60	putative_targets.append(	×
61	PutativeTarget.for_target_type(
62	tgt_type, path=dirname, name=name, triggering_sources=sorted(filenames)
63	)
64	)
65
UNCOV 66	return PutativeTargets(putative_targets)	×
67
68
69	def rules():	2✔
70	return [	2✔
71	*collect_rules(),
72	UnionRule(PutativeTargetsRequest, PutativeJavaTargetsRequest),
73	]

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