"""Tests for distutils.command.build_clib."""
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import os
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from distutils.command.build_clib import build_clib
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from distutils.errors import DistutilsSetupError
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from distutils.tests import missing_compiler_executable, support
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import pytest
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class TestBuildCLib(support.TempdirManager):
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def test_check_library_dist(self):
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pkg_dir, dist = self.create_dist()
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cmd = build_clib(dist)
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# 'libraries' option must be a list
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with pytest.raises(DistutilsSetupError):
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cmd.check_library_list('foo')
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# each element of 'libraries' must a 2-tuple
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with pytest.raises(DistutilsSetupError):
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cmd.check_library_list(['foo1', 'foo2'])
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# first element of each tuple in 'libraries'
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# must be a string (the library name)
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with pytest.raises(DistutilsSetupError):
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cmd.check_library_list([(1, 'foo1'), ('name', 'foo2')])
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# library name may not contain directory separators
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with pytest.raises(DistutilsSetupError):
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cmd.check_library_list(
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[('name', 'foo1'), ('another/name', 'foo2')],
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)
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# second element of each tuple must be a dictionary (build info)
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with pytest.raises(DistutilsSetupError):
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cmd.check_library_list(
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[('name', {}), ('another', 'foo2')],
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)
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# those work
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libs = [('name', {}), ('name', {'ok': 'good'})]
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cmd.check_library_list(libs)
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def test_get_source_files(self):
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pkg_dir, dist = self.create_dist()
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cmd = build_clib(dist)
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# "in 'libraries' option 'sources' must be present and must be
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# a list of source filenames
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cmd.libraries = [('name', {})]
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with pytest.raises(DistutilsSetupError):
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cmd.get_source_files()
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cmd.libraries = [('name', {'sources': 1})]
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with pytest.raises(DistutilsSetupError):
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cmd.get_source_files()
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cmd.libraries = [('name', {'sources': ['a', 'b']})]
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assert cmd.get_source_files() == ['a', 'b']
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cmd.libraries = [('name', {'sources': ('a', 'b')})]
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assert cmd.get_source_files() == ['a', 'b']
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cmd.libraries = [
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('name', {'sources': ('a', 'b')}),
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('name2', {'sources': ['c', 'd']}),
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]
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assert cmd.get_source_files() == ['a', 'b', 'c', 'd']
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def test_build_libraries(self):
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pkg_dir, dist = self.create_dist()
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cmd = build_clib(dist)
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class FakeCompiler:
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def compile(*args, **kw):
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pass
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create_static_lib = compile
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cmd.compiler = FakeCompiler()
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# build_libraries is also doing a bit of typo checking
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lib = [('name', {'sources': 'notvalid'})]
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with pytest.raises(DistutilsSetupError):
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cmd.build_libraries(lib)
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lib = [('name', {'sources': list()})]
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cmd.build_libraries(lib)
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lib = [('name', {'sources': tuple()})]
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cmd.build_libraries(lib)
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def test_finalize_options(self):
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pkg_dir, dist = self.create_dist()
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cmd = build_clib(dist)
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cmd.include_dirs = 'one-dir'
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cmd.finalize_options()
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assert cmd.include_dirs == ['one-dir']
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cmd.include_dirs = None
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cmd.finalize_options()
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assert cmd.include_dirs == []
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cmd.distribution.libraries = 'WONTWORK'
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with pytest.raises(DistutilsSetupError):
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cmd.finalize_options()
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@pytest.mark.skipif('platform.system() == "Windows"')
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def test_run(self):
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pkg_dir, dist = self.create_dist()
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cmd = build_clib(dist)
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foo_c = os.path.join(pkg_dir, 'foo.c')
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self.write_file(foo_c, 'int main(void) { return 1;}\n')
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cmd.libraries = [('foo', {'sources': [foo_c]})]
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build_temp = os.path.join(pkg_dir, 'build')
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os.mkdir(build_temp)
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cmd.build_temp = build_temp
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cmd.build_clib = build_temp
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# Before we run the command, we want to make sure
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# all commands are present on the system.
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ccmd = missing_compiler_executable()
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if ccmd is not None:
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self.skipTest(f'The {ccmd!r} command is not found')
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# this should work
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cmd.run()
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# let's check the result
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assert 'libfoo.a' in os.listdir(build_temp)
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