diff options
Diffstat (limited to 'src/engine/SCons/UtilTests.py')
| -rw-r--r-- | src/engine/SCons/UtilTests.py | 338 |
1 files changed, 235 insertions, 103 deletions
diff --git a/src/engine/SCons/UtilTests.py b/src/engine/SCons/UtilTests.py index 1df4069..41a1647 100644 --- a/src/engine/SCons/UtilTests.py +++ b/src/engine/SCons/UtilTests.py @@ -1,5 +1,5 @@ # -# Copyright (c) 2001 - 2017 The SCons Foundation +# Copyright (c) 2001 - 2019 The SCons Foundation # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the @@ -21,7 +21,7 @@ # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. # -__revision__ = "src/engine/SCons/UtilTests.py rel_3.0.0:4395:8972f6a2f699 2017/09/18 12:59:24 bdbaddog" +__revision__ = "src/engine/SCons/UtilTests.py e724ae812eb96f4858a132f5b8c769724744faf6 2019-07-21 00:04:47 bdeegan" import SCons.compat @@ -32,15 +32,18 @@ import unittest from collections import UserDict, UserList, UserString import TestCmd -import TestUnit import SCons.Errors from SCons.Util import * -try: eval('unicode') -except NameError: HasUnicode = False -else: HasUnicode = True +try: + eval('unicode') +except NameError: + HasUnicode = False +else: + HasUnicode = True + class OutBuffer(object): def __init__(self): @@ -49,47 +52,59 @@ class OutBuffer(object): def write(self, str): self.buffer = self.buffer + str + class dictifyTestCase(unittest.TestCase): def test_dictify(self): """Test the dictify() function""" r = SCons.Util.dictify(['a', 'b', 'c'], [1, 2, 3]) - assert r == {'a':1, 'b':2, 'c':3}, r + assert r == {'a': 1, 'b': 2, 'c': 3}, r r = {} SCons.Util.dictify(['a'], [1], r) SCons.Util.dictify(['b'], [2], r) SCons.Util.dictify(['c'], [3], r) - assert r == {'a':1, 'b':2, 'c':3}, r + assert r == {'a': 1, 'b': 2, 'c': 3}, r + class UtilTestCase(unittest.TestCase): def test_splitext(self): - assert splitext('foo') == ('foo','') - assert splitext('foo.bar') == ('foo','.bar') - assert splitext(os.path.join('foo.bar', 'blat')) == (os.path.join('foo.bar', 'blat'),'') + assert splitext('foo') == ('foo', '') + assert splitext('foo.bar') == ('foo', '.bar') + assert splitext(os.path.join('foo.bar', 'blat')) == (os.path.join('foo.bar', 'blat'), '') class Node(object): def __init__(self, name, children=[]): self.children = children self.name = name self.nocache = None + def __str__(self): return self.name + def exists(self): return 1 + def rexists(self): return 1 + def has_builder(self): return 1 + def has_explicit_builder(self): return 1 + def side_effect(self): return 1 + def precious(self): return 1 + def always_build(self): return 1 + def is_up_to_date(self): return 1 + def noclean(self): return 1 @@ -116,7 +131,7 @@ class UtilTestCase(unittest.TestCase): """ lines = expect.split('\n')[:-1] - lines = ['[E BSPACN ]'+l for l in lines] + lines = ['[E BSPACN ]' + l for l in lines] withtags = '\n'.join(lines) + '\n' return foo, expect, withtags @@ -151,13 +166,14 @@ class UtilTestCase(unittest.TestCase): """ lines = expect.split('\n')[:-1] - lines = ['[E BSPACN ]'+l for l in lines] + lines = ['[E BSPACN ]' + l for l in lines] withtags = '\n'.join(lines) + '\n' return blat_o, expect, withtags def test_render_tree(self): """Test the render_tree() function""" + def get_children(node): return node.children @@ -178,6 +194,7 @@ class UtilTestCase(unittest.TestCase): def test_print_tree(self): """Test the print_tree() function""" + def get_children(node): return node.children @@ -244,7 +261,7 @@ class UtilTestCase(unittest.TestCase): assert is_Dict(UserDict()) # os.environ is not a dictionary in python 3 - if sys.version_info < (3,0): + if sys.version_info < (3, 0): assert is_Dict(os.environ) try: @@ -258,7 +275,7 @@ class UtilTestCase(unittest.TestCase): assert not is_Dict(()) assert not is_Dict("") if HasUnicode: - exec("assert not is_Dict(u'')") + exec ("assert not is_Dict(u'')") def test_is_List(self): assert is_List([]) @@ -274,12 +291,12 @@ class UtilTestCase(unittest.TestCase): assert not is_List({}) assert not is_List("") if HasUnicode: - exec("assert not is_List(u'')") + exec ("assert not is_List(u'')") def test_is_String(self): assert is_String("") if HasUnicode: - exec("assert is_String(u'')") + exec ("assert is_String(u'')") assert is_String(UserString('')) try: class mystr(str): @@ -305,39 +322,51 @@ class UtilTestCase(unittest.TestCase): assert not is_Tuple({}) assert not is_Tuple("") if HasUnicode: - exec("assert not is_Tuple(u'')") + exec ("assert not is_Tuple(u'')") + + def test_to_Bytes(self): + """ Test the to_Bytes method""" + if not PY3: + self.assertEqual(to_bytes(UnicodeType('Hello')), + bytearray(u'Hello', 'utf-8'), + "Check that to_bytes creates byte array when presented with unicode string. PY2 only") def test_to_String(self): """Test the to_String() method.""" assert to_String(1) == "1", to_String(1) - assert to_String([ 1, 2, 3]) == str([1, 2, 3]), to_String([1,2,3]) + assert to_String([1, 2, 3]) == str([1, 2, 3]), to_String([1, 2, 3]) assert to_String("foo") == "foo", to_String("foo") + assert to_String(None) == 'None' + # test low level string converters too + assert to_str(None) == 'None' + assert to_bytes(None) == b'None' - s1=UserString('blah') + s1 = UserString('blah') assert to_String(s1) == s1, s1 assert to_String(s1) == 'blah', s1 class Derived(UserString): pass + s2 = Derived('foo') assert to_String(s2) == s2, s2 assert to_String(s2) == 'foo', s2 if HasUnicode: - s3=UserString(unicode('bar')) + s3 = UserString(unicode('bar')) assert to_String(s3) == s3, s3 assert to_String(s3) == unicode('bar'), s3 assert isinstance(to_String(s3), unicode), \ - type(to_String(s3)) + type(to_String(s3)) if HasUnicode: s4 = unicode('baz') assert to_String(s4) == unicode('baz'), to_String(s4) assert isinstance(to_String(s4), unicode), \ - type(to_String(s4)) + type(to_String(s4)) def test_WhereIs(self): - test = TestCmd.TestCmd(workdir = '') + test = TestCmd.TestCmd(workdir='') sub1_xxx_exe = test.workpath('sub1', 'xxx.exe') sub2_xxx_exe = test.workpath('sub2', 'xxx.exe') @@ -360,17 +389,17 @@ class UtilTestCase(unittest.TestCase): env_path = os.environ['PATH'] try: - pathdirs_1234 = [ test.workpath('sub1'), - test.workpath('sub2'), - test.workpath('sub3'), - test.workpath('sub4'), - ] + env_path.split(os.pathsep) - - pathdirs_1243 = [ test.workpath('sub1'), - test.workpath('sub2'), - test.workpath('sub4'), - test.workpath('sub3'), - ] + env_path.split(os.pathsep) + pathdirs_1234 = [test.workpath('sub1'), + test.workpath('sub2'), + test.workpath('sub3'), + test.workpath('sub4'), + ] + env_path.split(os.pathsep) + + pathdirs_1243 = [test.workpath('sub1'), + test.workpath('sub2'), + test.workpath('sub4'), + test.workpath('sub3'), + ] + env_path.split(os.pathsep) os.environ['PATH'] = os.pathsep.join(pathdirs_1234) wi = WhereIs('xxx.exe') @@ -380,9 +409,9 @@ class UtilTestCase(unittest.TestCase): wi = WhereIs('xxx.exe', os.pathsep.join(pathdirs_1243)) assert wi == test.workpath(sub4_xxx_exe), wi - wi = WhereIs('xxx.exe',reject = sub3_xxx_exe) + wi = WhereIs('xxx.exe', reject=sub3_xxx_exe) assert wi == test.workpath(sub4_xxx_exe), wi - wi = WhereIs('xxx.exe', pathdirs_1243, reject = sub3_xxx_exe) + wi = WhereIs('xxx.exe', pathdirs_1243, reject=sub3_xxx_exe) assert wi == test.workpath(sub4_xxx_exe), wi os.environ['PATH'] = os.pathsep.join(pathdirs_1243) @@ -394,19 +423,19 @@ class UtilTestCase(unittest.TestCase): assert wi == test.workpath(sub3_xxx_exe), wi if sys.platform == 'win32': - wi = WhereIs('xxx', pathext = '') + wi = WhereIs('xxx', pathext='') assert wi is None, wi - wi = WhereIs('xxx', pathext = '.exe') + wi = WhereIs('xxx', pathext='.exe') assert wi == test.workpath(sub4_xxx_exe), wi - wi = WhereIs('xxx', path = pathdirs_1234, pathext = '.BAT;.EXE') + wi = WhereIs('xxx', path=pathdirs_1234, pathext='.BAT;.EXE') assert wi.lower() == test.workpath(sub3_xxx_exe).lower(), wi # Test that we return a normalized path even when # the path contains forward slashes. forward_slash = test.workpath('') + '/sub3' - wi = WhereIs('xxx', path = forward_slash, pathext = '.EXE') + wi = WhereIs('xxx', path=forward_slash, pathext='.EXE') assert wi.lower() == test.workpath(sub3_xxx_exe).lower(), wi del os.environ['PATH'] @@ -426,24 +455,27 @@ class UtilTestCase(unittest.TestCase): assert get_environment_var("$BAR ") == None, get_environment_var("$BAR ") assert get_environment_var("FOO$BAR") == None, get_environment_var("FOO$BAR") assert get_environment_var("$FOO[0]") == None, get_environment_var("$FOO[0]") - assert get_environment_var("${some('complex expression')}") == None, get_environment_var("${some('complex expression')}") + assert get_environment_var("${some('complex expression')}") == None, get_environment_var( + "${some('complex expression')}") def test_Proxy(self): """Test generic Proxy class.""" + class Subject(object): def foo(self): return 1 + def bar(self): return 2 - s=Subject() + s = Subject() s.baz = 3 class ProxyTest(Proxy): def bar(self): return 4 - p=ProxyTest(s) + p = ProxyTest(s) assert p.foo() == 1, p.foo() assert p.bar() == 4, p.bar() @@ -477,8 +509,10 @@ class UtilTestCase(unittest.TestCase): filename = tempfile.mktemp() str = '1234567890 ' + filename try: - open(filename, 'w').write(str) - assert open(get_native_path(filename)).read() == str + with open(filename, 'w') as f: + f.write(str) + with open(get_native_path(filename)) as f: + assert f.read() == str finally: try: os.unlink(filename) @@ -490,49 +524,49 @@ class UtilTestCase(unittest.TestCase): p1 = r'C:\dir\num\one;C:\dir\num\two' p2 = r'C:\mydir\num\one;C:\mydir\num\two' # have to include the pathsep here so that the test will work on UNIX too. - p1 = PrependPath(p1,r'C:\dir\num\two',sep = ';') - p1 = PrependPath(p1,r'C:\dir\num\three',sep = ';') - p2 = PrependPath(p2,r'C:\mydir\num\three',sep = ';') - p2 = PrependPath(p2,r'C:\mydir\num\one',sep = ';') - assert(p1 == r'C:\dir\num\three;C:\dir\num\two;C:\dir\num\one') - assert(p2 == r'C:\mydir\num\one;C:\mydir\num\three;C:\mydir\num\two') + p1 = PrependPath(p1, r'C:\dir\num\two', sep=';') + p1 = PrependPath(p1, r'C:\dir\num\three', sep=';') + p2 = PrependPath(p2, r'C:\mydir\num\three', sep=';') + p2 = PrependPath(p2, r'C:\mydir\num\one', sep=';') + assert (p1 == r'C:\dir\num\three;C:\dir\num\two;C:\dir\num\one') + assert (p2 == r'C:\mydir\num\one;C:\mydir\num\three;C:\mydir\num\two') def test_AppendPath(self): """Test appending to a path.""" p1 = r'C:\dir\num\one;C:\dir\num\two' p2 = r'C:\mydir\num\one;C:\mydir\num\two' # have to include the pathsep here so that the test will work on UNIX too. - p1 = AppendPath(p1,r'C:\dir\num\two',sep = ';') - p1 = AppendPath(p1,r'C:\dir\num\three',sep = ';') - p2 = AppendPath(p2,r'C:\mydir\num\three',sep = ';') - p2 = AppendPath(p2,r'C:\mydir\num\one',sep = ';') - assert(p1 == r'C:\dir\num\one;C:\dir\num\two;C:\dir\num\three') - assert(p2 == r'C:\mydir\num\two;C:\mydir\num\three;C:\mydir\num\one') + p1 = AppendPath(p1, r'C:\dir\num\two', sep=';') + p1 = AppendPath(p1, r'C:\dir\num\three', sep=';') + p2 = AppendPath(p2, r'C:\mydir\num\three', sep=';') + p2 = AppendPath(p2, r'C:\mydir\num\one', sep=';') + assert (p1 == r'C:\dir\num\one;C:\dir\num\two;C:\dir\num\three') + assert (p2 == r'C:\mydir\num\two;C:\mydir\num\three;C:\mydir\num\one') def test_PrependPathPreserveOld(self): """Test prepending to a path while preserving old paths""" p1 = r'C:\dir\num\one;C:\dir\num\two' # have to include the pathsep here so that the test will work on UNIX too. - p1 = PrependPath(p1,r'C:\dir\num\two',sep = ';', delete_existing=0) - p1 = PrependPath(p1,r'C:\dir\num\three',sep = ';') - assert(p1 == r'C:\dir\num\three;C:\dir\num\one;C:\dir\num\two') + p1 = PrependPath(p1, r'C:\dir\num\two', sep=';', delete_existing=0) + p1 = PrependPath(p1, r'C:\dir\num\three', sep=';') + assert (p1 == r'C:\dir\num\three;C:\dir\num\one;C:\dir\num\two') def test_AppendPathPreserveOld(self): """Test appending to a path while preserving old paths""" p1 = r'C:\dir\num\one;C:\dir\num\two' # have to include the pathsep here so that the test will work on UNIX too. - p1 = AppendPath(p1,r'C:\dir\num\one',sep = ';', delete_existing=0) - p1 = AppendPath(p1,r'C:\dir\num\three',sep = ';') - assert(p1 == r'C:\dir\num\one;C:\dir\num\two;C:\dir\num\three') + p1 = AppendPath(p1, r'C:\dir\num\one', sep=';', delete_existing=0) + p1 = AppendPath(p1, r'C:\dir\num\three', sep=';') + assert (p1 == r'C:\dir\num\one;C:\dir\num\two;C:\dir\num\three') def test_addPathIfNotExists(self): """Test the AddPathIfNotExists() function""" - env_dict = { 'FOO' : os.path.normpath('/foo/bar') + os.pathsep + \ - os.path.normpath('/baz/blat'), - 'BAR' : os.path.normpath('/foo/bar') + os.pathsep + \ - os.path.normpath('/baz/blat'), - 'BLAT' : [ os.path.normpath('/foo/bar'), - os.path.normpath('/baz/blat') ] } + env_dict = {'FOO': os.path.normpath('/foo/bar') + os.pathsep + \ + os.path.normpath('/baz/blat'), + 'BAR': os.path.normpath('/foo/bar') + os.pathsep + \ + os.path.normpath('/baz/blat'), + 'BLAT': [os.path.normpath('/foo/bar'), + os.path.normpath('/baz/blat')]} AddPathIfNotExists(env_dict, 'FOO', os.path.normpath('/foo/bar')) AddPathIfNotExists(env_dict, 'BAR', os.path.normpath('/bar/foo')) AddPathIfNotExists(env_dict, 'BAZ', os.path.normpath('/foo/baz')) @@ -545,9 +579,9 @@ class UtilTestCase(unittest.TestCase): os.path.normpath('/foo/bar') + os.pathsep + \ os.path.normpath('/baz/blat'), env_dict['BAR'] assert env_dict['BAZ'] == os.path.normpath('/foo/baz'), env_dict['BAZ'] - assert env_dict['BLAT'] == [ os.path.normpath('/baz/foo'), - os.path.normpath('/foo/bar'), - os.path.normpath('/baz/blat') ], env_dict['BLAT' ] + assert env_dict['BLAT'] == [os.path.normpath('/baz/foo'), + os.path.normpath('/foo/bar'), + os.path.normpath('/baz/blat')], env_dict['BLAT'] def test_CLVar(self): """Test the command-line construction variable class""" @@ -656,10 +690,11 @@ class UtilTestCase(unittest.TestCase): def __str__(self): return self.name + def get_suffix(self): return os.path.splitext(self.name)[1] - s = Selector({'a' : 'AAA', 'b' : 'BBB'}) + s = Selector({'a': 'AAA', 'b': 'BBB'}) assert s['a'] == 'AAA', s['a'] assert s['b'] == 'BBB', s['b'] exc_caught = None @@ -679,7 +714,7 @@ class UtilTestCase(unittest.TestCase): env = DummyEnv() - s = Selector({'.d' : 'DDD', '.e' : 'EEE'}) + s = Selector({'.d': 'DDD', '.e': 'EEE'}) ret = s(env, []) assert ret is None, ret ret = s(env, [MyNode('foo.d')]) @@ -692,9 +727,9 @@ class UtilTestCase(unittest.TestCase): ret = s(env, [MyNode('bar.x')]) assert ret == 'XXX', ret - env = DummyEnv({'FSUFF' : '.f', 'GSUFF' : '.g'}) + env = DummyEnv({'FSUFF': '.f', 'GSUFF': '.g'}) - s = Selector({'$FSUFF' : 'FFF', '$GSUFF' : 'GGG'}) + s = Selector({'$FSUFF': 'FFF', '$GSUFF': 'GGG'}) ret = s(env, [MyNode('foo.f')]) assert ret == 'FFF', ret ret = s(env, [MyNode('bar.g')]) @@ -733,12 +768,12 @@ class UtilTestCase(unittest.TestCase): def test_LogicalLines(self): """Test the LogicalLines class""" content = u""" -foo \ -bar \ +foo \\ +bar \\ baz foo -bling \ -bling \ bling +bling \\ +bling \\ bling bling """ fobj = io.StringIO(content) @@ -780,9 +815,11 @@ class MD5TestCase(unittest.TestCase): s = MD5signature('222') assert 'bcbe3365e6ac95ea2c0343a2395834dd' == s, s + class NodeListTestCase(unittest.TestCase): def test_simple_attributes(self): """Test simple attributes of a NodeList class""" + class TestClass(object): def __init__(self, name, child=None): self.child = child @@ -793,18 +830,21 @@ class NodeListTestCase(unittest.TestCase): t3 = TestClass('t3') nl = NodeList([t1, t2, t3]) - assert nl.bar == [ 't1', 't2', 't3' ], nl.bar - assert nl[0:2].child.bar == [ 't1child', 't2child' ], \ - nl[0:2].child.bar + assert nl.bar == ['t1', 't2', 't3'], nl.bar + assert nl[0:2].child.bar == ['t1child', 't2child'], \ + nl[0:2].child.bar def test_callable_attributes(self): """Test callable attributes of a NodeList class""" + class TestClass(object): def __init__(self, name, child=None): self.child = child self.bar = name + def foo(self): return self.bar + "foo" + def getself(self): return self @@ -813,13 +853,13 @@ class NodeListTestCase(unittest.TestCase): t3 = TestClass('t3') nl = NodeList([t1, t2, t3]) - assert nl.foo() == [ 't1foo', 't2foo', 't3foo' ], nl.foo() - assert nl.bar == [ 't1', 't2', 't3' ], nl.bar - assert nl.getself().bar == [ 't1', 't2', 't3' ], nl.getself().bar - assert nl[0:2].child.foo() == [ 't1childfoo', 't2childfoo' ], \ - nl[0:2].child.foo() - assert nl[0:2].child.bar == [ 't1child', 't2child' ], \ - nl[0:2].child.bar + assert nl.foo() == ['t1foo', 't2foo', 't3foo'], nl.foo() + assert nl.bar == ['t1', 't2', 't3'], nl.bar + assert nl.getself().bar == ['t1', 't2', 't3'], nl.getself().bar + assert nl[0:2].child.foo() == ['t1childfoo', 't2childfoo'], \ + nl[0:2].child.foo() + assert nl[0:2].child.bar == ['t1child', 't2child'], \ + nl[0:2].child.bar def test_null(self): """Test a null NodeList""" @@ -835,21 +875,113 @@ class flattenTestCase(unittest.TestCase): def test_scalar(self): """Test flattening a scalar""" result = flatten('xyz') - assert result == ['xyz'], result + self.assertEqual(result, ['xyz'], result) + + def test_dictionary_values(self): + """Test flattening the dictionary values""" + items = {"a": 1, "b": 2, "c": 3} + result = flatten(items.values()) + self.assertEqual(sorted(result), [1, 2, 3]) + + +class OsEnviron(object): + """Used to temporarily mock os.environ""" + + def __init__(self, environ): + self._environ = environ + + def start(self): + self._stored = os.environ + os.environ = self._environ + + def stop(self): + os.environ = self._stored + del self._stored + + def __enter__(self): + self.start() + return os.environ + + def __exit__(self, *args): + self.stop() + + +class get_env_boolTestCase(unittest.TestCase): + def test_missing(self): + env = dict() + var = get_env_bool(env, 'FOO') + assert var is False, "var should be False, not %s" % repr(var) + env = {'FOO': '1'} + var = get_env_bool(env, 'BAR') + assert var is False, "var should be False, not %s" % repr(var) + + def test_true(self): + for foo in ['TRUE', 'True', 'true', + 'YES', 'Yes', 'yes', + 'Y', 'y', + 'ON', 'On', 'on', + '1', '20', '-1']: + env = {'FOO': foo} + var = get_env_bool(env, 'FOO') + assert var is True, 'var should be True, not %s' % repr(var) + + def test_false(self): + for foo in ['FALSE', 'False', 'false', + 'NO', 'No', 'no', + 'N', 'n', + 'OFF', 'Off', 'off', + '0']: + env = {'FOO': foo} + var = get_env_bool(env, 'FOO', True) + assert var is False, 'var should be True, not %s' % repr(var) + + def test_default(self): + env = {'FOO': 'other'} + var = get_env_bool(env, 'FOO', True) + assert var is True, 'var should be True, not %s' % repr(var) + var = get_env_bool(env, 'FOO', False) + assert var is False, 'var should be False, not %s' % repr(var) + + +class get_os_env_boolTestCase(unittest.TestCase): + def test_missing(self): + with OsEnviron(dict()): + var = get_os_env_bool('FOO') + assert var is False, "var should be False, not %s" % repr(var) + with OsEnviron({'FOO': '1'}): + var = get_os_env_bool('BAR') + assert var is False, "var should be False, not %s" % repr(var) + + def test_true(self): + for foo in ['TRUE', 'True', 'true', + 'YES', 'Yes', 'yes', + 'Y', 'y', + 'ON', 'On', 'on', + '1', '20', '-1']: + with OsEnviron({'FOO': foo}): + var = get_os_env_bool('FOO') + assert var is True, 'var should be True, not %s' % repr(var) + + def test_false(self): + for foo in ['FALSE', 'False', 'false', + 'NO', 'No', 'no', + 'N', 'n', + 'OFF', 'Off', 'off', + '0']: + with OsEnviron({'FOO': foo}): + var = get_os_env_bool('FOO', True) + assert var is False, 'var should be True, not %s' % repr(var) + + def test_default(self): + with OsEnviron({'FOO': 'other'}): + var = get_os_env_bool('FOO', True) + assert var is True, 'var should be True, not %s' % repr(var) + var = get_os_env_bool('FOO', False) + assert var is False, 'var should be False, not %s' % repr(var) if __name__ == "__main__": - suite = unittest.TestSuite() - tclasses = [ dictifyTestCase, - flattenTestCase, - MD5TestCase, - NodeListTestCase, - UtilTestCase, - ] - for tclass in tclasses: - names = unittest.getTestCaseNames(tclass, 'test_') - suite.addTests(list(map(tclass, names))) - TestUnit.run(suite) + unittest.main() # Local Variables: # tab-width:4 |