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111 lines
3.8 KiB
Python
111 lines
3.8 KiB
Python
# SPDX-FileCopyrightText: Copyright (c) 2026, NVIDIA CORPORATION.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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import importlib
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import shutil
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import sys
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from pathlib import Path
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import pytest
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@pytest.fixture
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def tooling_deps(monkeypatch):
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scripts_dir = Path(__file__).resolve().parents[1] / "scripts"
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monkeypatch.syspath_prepend(str(scripts_dir))
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sys.modules.pop("nvbench_tooling_deps", None)
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return importlib.import_module("nvbench_tooling_deps")
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def test_tooling_deps_imports_from_packaged_script_path(tmp_path, monkeypatch):
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scripts_dir = Path(__file__).resolve().parents[1] / "scripts"
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package_dir = tmp_path / "cuda" / "bench" / "scripts"
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package_dir.mkdir(parents=True)
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for package in [tmp_path / "cuda", tmp_path / "cuda" / "bench", package_dir]:
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(package / "__init__.py").write_text("", encoding="utf-8")
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shutil.copy(
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scripts_dir / "nvbench_tooling_deps.py",
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package_dir / "nvbench_tooling_deps.py",
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)
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monkeypatch.syspath_prepend(str(tmp_path))
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for module_name in [
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"cuda",
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"cuda.bench",
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"cuda.bench.scripts",
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"cuda.bench.scripts.nvbench_tooling_deps",
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]:
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monkeypatch.delitem(sys.modules, module_name, raising=False)
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module = importlib.import_module("cuda.bench.scripts.nvbench_tooling_deps")
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assert Path(module.__file__) == package_dir / "nvbench_tooling_deps.py"
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assert module.ToolingDependency("math", "math", "testing").extra == "tools"
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def test_require_tooling_dependency_returns_loaded_module(tooling_deps):
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module = tooling_deps.require_tooling_dependency(
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tooling_deps.ToolingDependency("math", "math", "testing"),
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tool_name="test-tool",
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)
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assert module.sqrt(9.0) == pytest.approx(3.0)
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def test_require_tooling_dependency_reports_install_recipe(tooling_deps):
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missing_name = "nvbench_missing_tooling_dependency_for_test"
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with pytest.raises(tooling_deps.MissingToolingDependencyError) as exc_info:
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tooling_deps.require_tooling_dependency(
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tooling_deps.ToolingDependency(
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missing_name, missing_name, "testing graceful failures"
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),
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tool_name="test-tool",
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)
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message = str(exc_info.value)
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assert "test-tool requires" in message
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assert "testing graceful failures" in message
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assert "python -m pip install 'cuda-bench[tools]'" in message
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assert missing_name in message
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def test_require_tooling_dependency_reraises_broken_package_import_error(
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tmp_path, monkeypatch, tooling_deps
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):
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package_dir = tmp_path / "nvbench_broken_tooling_dependency_for_test"
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package_dir.mkdir()
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(package_dir / "__init__.py").write_text(
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"raise ImportError('broken package')\n", encoding="utf-8"
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)
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monkeypatch.syspath_prepend(str(tmp_path))
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with pytest.raises(ImportError, match="broken package"):
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tooling_deps.require_tooling_dependency(
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tooling_deps.ToolingDependency(
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package_dir.name, package_dir.name, "testing broken imports"
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),
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tool_name="test-tool",
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)
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def test_require_tooling_dependency_reraises_transitive_module_not_found(
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tmp_path, monkeypatch, tooling_deps
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):
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package_dir = tmp_path / "nvbench_transitive_missing_dependency_for_test"
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package_dir.mkdir()
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(package_dir / "__init__.py").write_text(
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"import nvbench_missing_transitive_dependency_for_test\n",
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encoding="utf-8",
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)
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monkeypatch.syspath_prepend(str(tmp_path))
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with pytest.raises(ModuleNotFoundError) as exc_info:
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tooling_deps.require_tooling_dependency(
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tooling_deps.ToolingDependency(
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package_dir.name, package_dir.name, "testing transitive imports"
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),
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tool_name="test-tool",
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)
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assert exc_info.value.name == "nvbench_missing_transitive_dependency_for_test"
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