20332790708

Committed 18 Dec 2025 09:48AM UTC coverage: 64.992% (-15.3%) from 80.295%

Build # 20332790708

Build Type

Pull #22949

github

Committed by

web-flow

Commit Message

Merge f730a56cd into 407284c67

Pull Request Pull Request #22949: Add experimental uv resolver for Python lockfiles

Run Details

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72.0

/src/python/pants/backend/project_info/count_loc_test.py

# Copyright 2019 Pants project contributors (see CONTRIBUTORS.md).
# Licensed under the Apache License, Version 2.0 (see LICENSE).

import pytest

from pants.backend.project_info import count_loc
from pants.backend.project_info.count_loc import CountLinesOfCode
from pants.backend.python import target_types_rules
from pants.backend.python.target_types import PythonSourcesGeneratorTarget
from pants.core.util_rules import external_tool
from pants.engine.target import MultipleSourcesField, Target
from pants.testutil.rule_runner import GoalRuleResult, RuleRunner


class ElixirSources(MultipleSourcesField):
    default = ("*.ex",)


class ElixirTarget(Target):
    alias = "elixir"
    core_fields = (ElixirSources,)


@pytest.fixture
def rule_runner() -> RuleRunner:
    return RuleRunner(
        rules=[
            *count_loc.rules(),
            *external_tool.rules(),
            *target_types_rules.rules(),
        ],
        target_types=[PythonSourcesGeneratorTarget, ElixirTarget],
    )


def assert_counts(
    stdout: str, lang: str, *, num_files: int = 1, blank: int = 0, comment: int = 0, code: int = 0
) -> None:
    summary_line = next(
        (
            line
            for line in stdout.splitlines()
            if len(line.split()) in (6, 7) and line.split()[0] == lang
        ),
        None,
    )
    assert summary_line is not None, f"Found no output line for {lang} given stdout:\n {stdout}"
    fields = summary_line.split()
    assert num_files == int(fields[1])
    assert blank == int(fields[3])
    assert comment == int(fields[4])
    assert code == int(fields[5])


@pytest.mark.platform_specific_behavior
def test_count_loc(rule_runner: RuleRunner) -> None:
    py_dir = "src/py/foo"
    elixir_dir = "src/elixir/foo"
    rule_runner.write_files(
        {
            f"{py_dir}/foo.py": '# A comment.\n\nprint("some code")\n# Another comment.',
            f"{py_dir}/bar.py": '# A comment.\n\nprint("some more code")',
            f"{py_dir}/BUILD": "python_sources(name='lib')",
            f"{elixir_dir}/foo.ex": 'IO.puts("Some elixir")\n# A comment',
            f"{elixir_dir}/ignored.ex": "# We do not expect this file to appear in counts.",
            f"{elixir_dir}/BUILD": "elixir(name='lib', sources=['foo.ex'])",
        }
    )
    result = rule_runner.run_goal_rule(
        CountLinesOfCode, args=[f"{py_dir}:lib", f"{elixir_dir}:lib"]
    )
    assert result.exit_code == 0
    assert_counts(result.stdout, "Python", num_files=2, blank=2, comment=3, code=2)
    assert_counts(result.stdout, "Elixir", comment=1, code=1)


def test_passthrough_args(rule_runner: RuleRunner) -> None:
    rule_runner.write_files(
        {"foo.py": "print('hello world!')\n", "BUILD": "python_sources(name='foo')"}
    )
    result = rule_runner.run_goal_rule(CountLinesOfCode, args=["//:foo", "--", "--no-cocomo"])
    assert result.exit_code == 0
    assert_counts(result.stdout, "Python", code=1)
    assert "Estimated Cost to Develop" not in result.stdout


def test_files_without_owners(rule_runner: RuleRunner) -> None:
    """cloc works on any readable file in the build root, regardless of whether it's declared in a
    BUILD file."""
    rule_runner.write_files(
        {
            "test/foo.ex": 'IO.puts("im a free thinker!")',
            "test/foo.hs": 'main = putStrLn "Whats Pants, precious?"',
        }
    )
    result = rule_runner.run_goal_rule(CountLinesOfCode, args=["test/foo.*"])
    assert result.exit_code == 0
    assert_counts(result.stdout, "Elixir", code=1)
    assert_counts(result.stdout, "Haskell", code=1)


def test_no_sources_exits_gracefully(rule_runner: RuleRunner) -> None:
    py_dir = "src/py/foo"
    rule_runner.write_files({f"{py_dir}/BUILD": "python_sources(name='lib')"})
    result = rule_runner.run_goal_rule(CountLinesOfCode, args=[f"{py_dir}:lib"])
    assert result == GoalRuleResult.noop()

1	# Copyright 2019 Pants project contributors (see CONTRIBUTORS.md).
2	# Licensed under the Apache License, Version 2.0 (see LICENSE).
3
4	import pytest	1✔
5
6	from pants.backend.project_info import count_loc	1✔
7	from pants.backend.project_info.count_loc import CountLinesOfCode	1✔
8	from pants.backend.python import target_types_rules	1✔
9	from pants.backend.python.target_types import PythonSourcesGeneratorTarget	1✔
10	from pants.core.util_rules import external_tool	1✔
11	from pants.engine.target import MultipleSourcesField, Target	1✔
12	from pants.testutil.rule_runner import GoalRuleResult, RuleRunner	1✔
13
14
15	class ElixirSources(MultipleSourcesField):	1✔
16	default = ("*.ex",)	1✔
17
18
19	class ElixirTarget(Target):	1✔
20	alias = "elixir"	1✔
21	core_fields = (ElixirSources,)	1✔
22
23
24	@pytest.fixture	1✔
25	def rule_runner() -> RuleRunner:	1✔
26	return RuleRunner(	1✔
27	rules=[
28	*count_loc.rules(),
29	*external_tool.rules(),
30	*target_types_rules.rules(),
31	],
32	target_types=[PythonSourcesGeneratorTarget, ElixirTarget],
33	)
34
35
36	def assert_counts(	1✔
37	stdout: str, lang: str, *, num_files: int = 1, blank: int = 0, comment: int = 0, code: int = 0
38	) -> None:
39	summary_line = next(	1✔
40	(
41	line
42	for line in stdout.splitlines()
43	if len(line.split()) in (6, 7) and line.split()[0] == lang
44	),
45	None,
46	)
47	assert summary_line is not None, f"Found no output line for {lang} given stdout:\n {stdout}"	1✔
48	fields = summary_line.split()	1✔
49	assert num_files == int(fields[1])	1✔
50	assert blank == int(fields[3])	1✔
51	assert comment == int(fields[4])	1✔
52	assert code == int(fields[5])	1✔
53
54
55	@pytest.mark.platform_specific_behavior	1✔
56	def test_count_loc(rule_runner: RuleRunner) -> None:	1✔
57	py_dir = "src/py/foo"	1✔
58	elixir_dir = "src/elixir/foo"	1✔
59	rule_runner.write_files(	1✔
60	{
61	f"{py_dir}/foo.py": '# A comment.\n\nprint("some code")\n# Another comment.',
62	f"{py_dir}/bar.py": '# A comment.\n\nprint("some more code")',
63	f"{py_dir}/BUILD": "python_sources(name='lib')",
64	f"{elixir_dir}/foo.ex": 'IO.puts("Some elixir")\n# A comment',
65	f"{elixir_dir}/ignored.ex": "# We do not expect this file to appear in counts.",
66	f"{elixir_dir}/BUILD": "elixir(name='lib', sources=['foo.ex'])",
67	}
68	)
69	result = rule_runner.run_goal_rule(	1✔
70	CountLinesOfCode, args=[f"{py_dir}:lib", f"{elixir_dir}:lib"]
71	)
72	assert result.exit_code == 0	1✔
73	assert_counts(result.stdout, "Python", num_files=2, blank=2, comment=3, code=2)	1✔
74	assert_counts(result.stdout, "Elixir", comment=1, code=1)	1✔
75
76
77	def test_passthrough_args(rule_runner: RuleRunner) -> None:	1✔
UNCOV 78	rule_runner.write_files(	×
79	{"foo.py": "print('hello world!')\n", "BUILD": "python_sources(name='foo')"}
80	)
UNCOV 81	result = rule_runner.run_goal_rule(CountLinesOfCode, args=["//:foo", "--", "--no-cocomo"])	×
UNCOV 82	assert result.exit_code == 0	×
UNCOV 83	assert_counts(result.stdout, "Python", code=1)	×
UNCOV 84	assert "Estimated Cost to Develop" not in result.stdout	×
85
86
87	def test_files_without_owners(rule_runner: RuleRunner) -> None:	1✔
88	"""cloc works on any readable file in the build root, regardless of whether it's declared in a
89	BUILD file."""
UNCOV 90	rule_runner.write_files(	×
91	{
92	"test/foo.ex": 'IO.puts("im a free thinker!")',
93	"test/foo.hs": 'main = putStrLn "Whats Pants, precious?"',
94	}
95	)
UNCOV 96	result = rule_runner.run_goal_rule(CountLinesOfCode, args=["test/foo.*"])	×
UNCOV 97	assert result.exit_code == 0	×
UNCOV 98	assert_counts(result.stdout, "Elixir", code=1)	×
UNCOV 99	assert_counts(result.stdout, "Haskell", code=1)	×
100
101
102	def test_no_sources_exits_gracefully(rule_runner: RuleRunner) -> None:	1✔
UNCOV 103	py_dir = "src/py/foo"	×
UNCOV 104	rule_runner.write_files({f"{py_dir}/BUILD": "python_sources(name='lib')"})	×
UNCOV 105	result = rule_runner.run_goal_rule(CountLinesOfCode, args=[f"{py_dir}:lib"])	×
UNCOV 106	assert result == GoalRuleResult.noop()	×

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