Merge branch 'main' into feature/local-schemesfeature/local-schemes

1 files changed, 295 insertions, 0 deletions

diff --git a/setuptools/tests/test_setuptools.py b/setuptools/tests/test_setuptools.py
new file mode 100644
index 00000000..42f8e18b
--- /dev/null
+++ b/setuptools/tests/test_setuptools.py
@@ -0,0 +1,295 @@
+"""Tests for the 'setuptools' package"""
+
+import sys
+import os
+import distutils.core
+import distutils.cmd
+from distutils.errors import DistutilsOptionError
+from distutils.errors import DistutilsSetupError
+from distutils.core import Extension
+from distutils.version import LooseVersion
+
+import pytest
+
+import setuptools
+import setuptools.dist
+import setuptools.depends as dep
+from setuptools.depends import Require
+
+
+def makeSetup(**args):
+    """Return distribution from 'setup(**args)', without executing commands"""
+
+    distutils.core._setup_stop_after = "commandline"
+
+    # Don't let system command line leak into tests!
+    args.setdefault('script_args', ['install'])
+
+    try:
+        return setuptools.setup(**args)
+    finally:
+        distutils.core._setup_stop_after = None
+
+
+needs_bytecode = pytest.mark.skipif(
+    not hasattr(dep, 'get_module_constant'),
+    reason="bytecode support not available",
+)
+
+
+class TestDepends:
+    def testExtractConst(self):
+        if not hasattr(dep, 'extract_constant'):
+            # skip on non-bytecode platforms
+            return
+
+        def f1():
+            global x, y, z
+            x = "test"
+            y = z
+
+        fc = f1.__code__
+
+        # unrecognized name
+        assert dep.extract_constant(fc, 'q', -1) is None
+
+        # constant assigned
+        dep.extract_constant(fc, 'x', -1) == "test"
+
+        # expression assigned
+        dep.extract_constant(fc, 'y', -1) == -1
+
+        # recognized name, not assigned
+        dep.extract_constant(fc, 'z', -1) is None
+
+    def testFindModule(self):
+        with pytest.raises(ImportError):
+            dep.find_module('no-such.-thing')
+        with pytest.raises(ImportError):
+            dep.find_module('setuptools.non-existent')
+        f, p, i = dep.find_module('setuptools.tests')
+        f.close()
+
+    @needs_bytecode
+    def testModuleExtract(self):
+        from json import __version__
+        assert dep.get_module_constant('json', '__version__') == __version__
+        assert dep.get_module_constant('sys', 'version') == sys.version
+        assert dep.get_module_constant(
+            'setuptools.tests.test_setuptools', '__doc__') == __doc__
+
+    @needs_bytecode
+    def testRequire(self):
+        req = Require('Json', '1.0.3', 'json')
+
+        assert req.name == 'Json'
+        assert req.module == 'json'
+        assert req.requested_version == '1.0.3'
+        assert req.attribute == '__version__'
+        assert req.full_name() == 'Json-1.0.3'
+
+        from json import __version__
+        assert req.get_version() == __version__
+        assert req.version_ok('1.0.9')
+        assert not req.version_ok('0.9.1')
+        assert not req.version_ok('unknown')
+
+        assert req.is_present()
+        assert req.is_current()
+
+        req = Require('Json 3000', '03000', 'json', format=LooseVersion)
+        assert req.is_present()
+        assert not req.is_current()
+        assert not req.version_ok('unknown')
+
+        req = Require('Do-what-I-mean', '1.0', 'd-w-i-m')
+        assert not req.is_present()
+        assert not req.is_current()
+
+    @needs_bytecode
+    def test_require_present(self):
+        # In #1896, this test was failing for months with the only
+        # complaint coming from test runners (not end users).
+        # TODO: Evaluate if this code is needed at all.
+        req = Require('Tests', None, 'tests', homepage="http://example.com")
+        assert req.format is None
+        assert req.attribute is None
+        assert req.requested_version is None
+        assert req.full_name() == 'Tests'
+        assert req.homepage == 'http://example.com'
+
+        from setuptools.tests import __path__
+        paths = [os.path.dirname(p) for p in __path__]
+        assert req.is_present(paths)
+        assert req.is_current(paths)
+
+
+class TestDistro:
+    def setup_method(self, method):
+        self.e1 = Extension('bar.ext', ['bar.c'])
+        self.e2 = Extension('c.y', ['y.c'])
+
+        self.dist = makeSetup(
+            packages=['a', 'a.b', 'a.b.c', 'b', 'c'],
+            py_modules=['b.d', 'x'],
+            ext_modules=(self.e1, self.e2),
+            package_dir={},
+        )
+
+    def testDistroType(self):
+        assert isinstance(self.dist, setuptools.dist.Distribution)
+
+    def testExcludePackage(self):
+        self.dist.exclude_package('a')
+        assert self.dist.packages == ['b', 'c']
+
+        self.dist.exclude_package('b')
+        assert self.dist.packages == ['c']
+        assert self.dist.py_modules == ['x']
+        assert self.dist.ext_modules == [self.e1, self.e2]
+
+        self.dist.exclude_package('c')
+        assert self.dist.packages == []
+        assert self.dist.py_modules == ['x']
+        assert self.dist.ext_modules == [self.e1]
+
+        # test removals from unspecified options
+        makeSetup().exclude_package('x')
+
+    def testIncludeExclude(self):
+        # remove an extension
+        self.dist.exclude(ext_modules=[self.e1])
+        assert self.dist.ext_modules == [self.e2]
+
+        # add it back in
+        self.dist.include(ext_modules=[self.e1])
+        assert self.dist.ext_modules == [self.e2, self.e1]
+
+        # should not add duplicate
+        self.dist.include(ext_modules=[self.e1])
+        assert self.dist.ext_modules == [self.e2, self.e1]
+
+    def testExcludePackages(self):
+        self.dist.exclude(packages=['c', 'b', 'a'])
+        assert self.dist.packages == []
+        assert self.dist.py_modules == ['x']
+        assert self.dist.ext_modules == [self.e1]
+
+    def testEmpty(self):
+        dist = makeSetup()
+        dist.include(packages=['a'], py_modules=['b'], ext_modules=[self.e2])
+        dist = makeSetup()
+        dist.exclude(packages=['a'], py_modules=['b'], ext_modules=[self.e2])
+
+    def testContents(self):
+        assert self.dist.has_contents_for('a')
+        self.dist.exclude_package('a')
+        assert not self.dist.has_contents_for('a')
+
+        assert self.dist.has_contents_for('b')
+        self.dist.exclude_package('b')
+        assert not self.dist.has_contents_for('b')
+
+        assert self.dist.has_contents_for('c')
+        self.dist.exclude_package('c')
+        assert not self.dist.has_contents_for('c')
+
+    def testInvalidIncludeExclude(self):
+        with pytest.raises(DistutilsSetupError):
+            self.dist.include(nonexistent_option='x')
+        with pytest.raises(DistutilsSetupError):
+            self.dist.exclude(nonexistent_option='x')
+        with pytest.raises(DistutilsSetupError):
+            self.dist.include(packages={'x': 'y'})
+        with pytest.raises(DistutilsSetupError):
+            self.dist.exclude(packages={'x': 'y'})
+        with pytest.raises(DistutilsSetupError):
+            self.dist.include(ext_modules={'x': 'y'})
+        with pytest.raises(DistutilsSetupError):
+            self.dist.exclude(ext_modules={'x': 'y'})
+
+        with pytest.raises(DistutilsSetupError):
+            self.dist.include(package_dir=['q'])
+        with pytest.raises(DistutilsSetupError):
+            self.dist.exclude(package_dir=['q'])
+
+
+class TestCommandTests:
+    def testTestIsCommand(self):
+        test_cmd = makeSetup().get_command_obj('test')
+        assert (isinstance(test_cmd, distutils.cmd.Command))
+
+    def testLongOptSuiteWNoDefault(self):
+        ts1 = makeSetup(script_args=['test', '--test-suite=foo.tests.suite'])
+        ts1 = ts1.get_command_obj('test')
+        ts1.ensure_finalized()
+        assert ts1.test_suite == 'foo.tests.suite'
+
+    def testDefaultSuite(self):
+        ts2 = makeSetup(test_suite='bar.tests.suite').get_command_obj('test')
+        ts2.ensure_finalized()
+        assert ts2.test_suite == 'bar.tests.suite'
+
+    def testDefaultWModuleOnCmdLine(self):
+        ts3 = makeSetup(
+            test_suite='bar.tests',
+            script_args=['test', '-m', 'foo.tests']
+        ).get_command_obj('test')
+        ts3.ensure_finalized()
+        assert ts3.test_module == 'foo.tests'
+        assert ts3.test_suite == 'foo.tests.test_suite'
+
+    def testConflictingOptions(self):
+        ts4 = makeSetup(
+            script_args=['test', '-m', 'bar.tests', '-s', 'foo.tests.suite']
+        ).get_command_obj('test')
+        with pytest.raises(DistutilsOptionError):
+            ts4.ensure_finalized()
+
+    def testNoSuite(self):
+        ts5 = makeSetup().get_command_obj('test')
+        ts5.ensure_finalized()
+        assert ts5.test_suite is None
+
+
+@pytest.fixture
+def example_source(tmpdir):
+    tmpdir.mkdir('foo')
+    (tmpdir / 'foo/bar.py').write('')
+    (tmpdir / 'readme.txt').write('')
+    return tmpdir
+
+
+def test_findall(example_source):
+    found = list(setuptools.findall(str(example_source)))
+    expected = ['readme.txt', 'foo/bar.py']
+    expected = [example_source.join(fn) for fn in expected]
+    assert found == expected
+
+
+def test_findall_curdir(example_source):
+    with example_source.as_cwd():
+        found = list(setuptools.findall())
+    expected = ['readme.txt', os.path.join('foo', 'bar.py')]
+    assert found == expected
+
+
+@pytest.fixture
+def can_symlink(tmpdir):
+    """
+    Skip if cannot create a symbolic link
+    """
+    link_fn = 'link'
+    target_fn = 'target'
+    try:
+        os.symlink(target_fn, link_fn)
+    except (OSError, NotImplementedError, AttributeError):
+        pytest.skip("Cannot create symbolic links")
+    os.remove(link_fn)
+
+
+def test_findall_missing_symlink(tmpdir, can_symlink):
+    with tmpdir.as_cwd():
+        os.symlink('foo', 'bar')
+        found = list(setuptools.findall())
+        assert found == []