Add flesh to the skeleton

4 files changed, 418 insertions, 0 deletions

diff --git a/attoconf/tests/__init__.py b/attoconf/tests/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/attoconf/tests/__init__.py
diff --git a/attoconf/tests/test_core.py b/attoconf/tests/test_core.py
new file mode 100644
index 0000000..88bf616
--- /dev/null
+++ b/attoconf/tests/test_core.py
@@ -0,0 +1,129 @@
+#   Copyright 2013 Ben Longbons <b.r.longbons@gmail.com>
+#
+#   This file is part of attoconf.
+#
+#   attoconf is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   attoconf is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with attoconf.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import print_function, division, absolute_import
+
+import unittest
+
+from attoconf.core import Project, Build
+
+from cStringIO import StringIO
+import sys
+
+class ReplacingStdout(object):
+    __slots__ = ('old', 'new')
+    def __init__(self, new):
+        self.old = None
+        self.new = new
+    def __enter__(self):
+        self.old = sys.stdout
+        sys.stdout = self.new
+    def __exit__(self, type, value, traceback):
+        sys.stdout = self.old
+        del self.old
+
+class TestProject(unittest.TestCase):
+    def test_help(self):
+        proj = Project('foo')
+        proj.add_help('General:', False)
+        proj.add_alias('--help', ['--help=default'],
+                help='display standard help, then exit', hidden=False)
+        proj.add_option('--help', init=None,
+                type=proj.do_help, check=None,
+                help='display some subset of help', hidden=False,
+                help_var='TYPE')
+        proj.help.add_option('--help=hidden',
+                'display help you should never ever ever care about', True)
+        proj.add_option('--foo', init='asdf',
+                type=str, check=None,
+                help='set frob target', hidden=False)
+        proj.add_option('--bar', init=None,
+                type=str, check=None,
+                help='set frob source', hidden=False,
+                help_def='FOO')
+
+        build = Build(proj, 'bar')
+
+        out = StringIO()
+        with ReplacingStdout(out):
+            with self.assertRaises(SystemExit):
+                build.apply_arg('--help')
+        self.assertEqual(out.getvalue(), '''
+General:
+  --help       display standard help, then exit
+  --help=TYPE  display some subset of help
+  --foo=FOO    set frob target [asdf]
+  --bar=BAR    set frob source [FOO]
+
+'''[1:])
+
+        out = StringIO()
+        with ReplacingStdout(out):
+            with self.assertRaises(SystemExit):
+                build.apply_arg('--help=hidden')
+        self.assertEqual(out.getvalue(), '''
+General:
+  --help         display standard help, then exit
+  --help=TYPE    display some subset of help
+  --help=hidden  display help you should never ever ever care about
+  --foo=FOO      set frob target [asdf]
+  --bar=BAR      set frob source [FOO]
+
+'''[1:])
+
+    def test_path(self):
+        proj = Project('foo/')
+        build = Build(proj, 'bar/')
+        self.assertEquals(build.project.srcdir, 'foo')
+        self.assertEquals(build.bindir, 'bar')
+        self.assertEquals(build.relative_source(), '../foo')
+
+    def test_configure(self):
+        def check_foo(bld, foo):
+            self.assertEqual(foo, 'B')
+        def check_bar(bld, bar):
+            self.assertEqual(bar, 1)
+        def check_qux(bld, qux):
+            self.assertEqual(qux, None)
+        def check_var(bld, var):
+            self.assertEqual(var, 'value')
+
+        proj = Project('.')
+        proj.add_alias('--alias', ['--foo=A', '--bar=1', '--foo=B'],
+                help=None, hidden=False)
+        proj.add_option('--foo', init=None,
+                type=str, check=check_foo,
+                help='help for string foo', hidden=False)
+        proj.add_option('--bar', init=0,
+                type=int, check=check_bar,
+                help='help for int bar', hidden=False)
+        proj.add_option('--qux', init=None,
+                type=int, check=check_qux,
+                help='help for int qux', hidden=False)
+        proj.add_option('VAR', init='',
+                type=str, check=check_var,
+                help='help for string VAR', hidden=False)
+
+        build = Build(proj, '.')
+        build.configure(['--alias'], {'VAR': 'value'})
+        self.assertEqual(build.vars,
+                {
+                    'FOO': ('B', 'command-line'),
+                    'BAR': (1, 'command-line'),
+                    'QUX': (None, 'default'),
+                    'VAR': ('value', 'environment'),
+                })
diff --git a/attoconf/tests/test_help.py b/attoconf/tests/test_help.py
new file mode 100644
index 0000000..ea42c28
--- /dev/null
+++ b/attoconf/tests/test_help.py
@@ -0,0 +1,195 @@
+#   Copyright 2013 Ben Longbons <b.r.longbons@gmail.com>
+#
+#   This file is part of attoconf.
+#
+#   attoconf is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   attoconf is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with attoconf.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import print_function, division, absolute_import
+
+import unittest
+
+from attoconf.help import Help, HelpSection, put_line_in_width
+
+from cStringIO import StringIO
+
+class TestHelpSection(unittest.TestCase):
+    def test_basic(self):
+        sec = HelpSection()
+        sec.add_text('foo', False)
+        sec.add_option('--foo', 'FOO', True)
+        sec.add_text('bar', True)
+        sec.add_option('--bar', 'BAR', False)
+        self.assertEqual(sec.headers, [(False, 'foo'), (True, 'bar')])
+        self.assertEqual(sec.options, [(True, '--foo', 'FOO'), (False, '--bar', 'BAR')])
+
+        out = StringIO()
+        sec.print(out, False, float('inf'))
+        self.assertEqual(out.getvalue(), '''foo
+  --bar  BAR
+''')
+
+        out = StringIO()
+        sec.print(out, True, float('inf'))
+        self.assertEqual(out.getvalue(), '''foo
+bar
+  --foo  FOO
+  --bar  BAR
+''')
+
+    def test_width(self):
+        out = StringIO()
+        put_line_in_width(out, 'foo bar baz', float('inf'), 0)
+        self.assertEqual(out.getvalue(), 'foo bar baz\n')
+
+        out = StringIO()
+        put_line_in_width(out, 'foo bar baz', 10, 0)
+        self.assertEqual(out.getvalue(), 'foo bar\nbaz\n')
+
+        out = StringIO()
+        put_line_in_width(out, 'foo bar baz', 10, 2)
+        self.assertEqual(out.getvalue(), 'foo bar\n  baz\n')
+
+        out = StringIO()
+        put_line_in_width(out, '   foo bar baz', 10, 0)
+        self.assertEqual(out.getvalue(), '   foo bar\nbaz\n')
+
+        out = StringIO()
+        put_line_in_width(out, '    foo bar baz', 10, 0)
+        self.assertEqual(out.getvalue(), '    foo\nbar baz\n')
+
+        out = StringIO()
+        put_line_in_width(out, '    foo bar baz', 10, 3)
+        self.assertEqual(out.getvalue(), '    foo\n   bar baz\n')
+
+        out = StringIO()
+        put_line_in_width(out, '    foo bar baz', 10, 4)
+        self.assertEqual(out.getvalue(), '    foo\n    bar\n    baz\n')
+
+        out = StringIO()
+        put_line_in_width(out, 'really-long-string', float('inf'), 0)
+        self.assertEqual(out.getvalue(), 'really-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, '  really-long-string', float('inf'), 0)
+        self.assertEqual(out.getvalue(), '  really-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, 'really-long-string', 10, 0)
+        self.assertEqual(out.getvalue(), 'really-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, '  really-long-string', 10, 0)
+        self.assertEqual(out.getvalue(), '  really-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, 'short really-long-string', float('inf'), 0)
+        self.assertEqual(out.getvalue(), 'short really-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, '  short really-long-string', float('inf'), 0)
+        self.assertEqual(out.getvalue(), '  short really-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, 'short really-long-string', 10, 0)
+        self.assertEqual(out.getvalue(), 'short\nreally-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, '  short really-long-string', 10, 0)
+        self.assertEqual(out.getvalue(), '  short\nreally-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, 'short really-long-string', 10, 1)
+        self.assertEqual(out.getvalue(), 'short\n really-long-string\n')
+
+        out = StringIO()
+        put_line_in_width(out, '  short really-long-string', 10, 1)
+        self.assertEqual(out.getvalue(), '  short\n really-long-string\n')
+
+    def test_print(self):
+        sec = HelpSection()
+        sec.add_option('--abcdefghijklmnopqrstuvwxyz',
+                'ABCDEFGHIJKLMNOPQRSTUVWXYZ', False)
+
+        out = StringIO()
+        sec.print(out, False, 80)
+        self.assertEqual(out.getvalue(), '''
+  --abcdefghijklmnopqrstuvwxyz
+                    ABCDEFGHIJKLMNOPQRSTUVWXYZ
+'''[1:])
+
+        sec.add_option('--foo', 'FOO', False)
+        sec.add_option('--frob', 'FROB', False)
+
+        out = StringIO()
+        sec.print(out, False, 80)
+        self.assertEqual(out.getvalue(), '''
+  --abcdefghijklmnopqrstuvwxyz
+          ABCDEFGHIJKLMNOPQRSTUVWXYZ
+  --foo   FOO
+  --frob  FROB
+'''[1:])
+
+        out = StringIO()
+        sec.print(out, False, float('inf'))
+        self.assertEqual(out.getvalue(), '''
+  --abcdefghijklmnopqrstuvwxyz  ABCDEFGHIJKLMNOPQRSTUVWXYZ
+  --foo                         FOO
+  --frob                        FROB
+'''[1:])
+
+
+class TestHelp(unittest.TestCase):
+    def test_print(self):
+        help = Help()
+        help.add_option('--invisible', 'You can\'t see this', True)
+        help.add_text('General:', False)
+        help.add_option('--help', 'show this', False)
+        help.add_option('--version', 'show that', True)
+        help.add_text('Other stuff:', False)
+        help.add_text('with long header:', True)
+        help.add_option('--foo-lets-make-it-long-just-because', 'I\'m bored', False)
+        help.add_text('Visibility:', False)
+        help.add_option('--sneaky', 'This may be surprising. It also works as a demonstration of multi-line wrapping, just because.', True)
+
+        out = StringIO()
+        help.print(out, True, 80)
+        self.assertEqual(out.getvalue(), '''
+  --invisible  You can't see this
+
+General:
+  --help     show this
+  --version  show that
+
+Other stuff:
+with long header:
+  --foo-lets-make-it-long-just-because
+                    I'm bored
+
+Visibility:
+  --sneaky  This may be surprising. It also works as a demonstration of
+            multi-line wrapping, just because.
+
+'''[1:])
+
+        out = StringIO()
+        help.print(out, False, 80)
+        self.assertEqual(out.getvalue(), '''
+General:
+  --help  show this
+
+Other stuff:
+  --foo-lets-make-it-long-just-because
+                    I'm bored
+
+'''[1:])
diff --git a/attoconf/tests/test_version.py b/attoconf/tests/test_version.py
new file mode 100644
index 0000000..1ce855d
--- /dev/null
+++ b/attoconf/tests/test_version.py
@@ -0,0 +1,94 @@
+#   Copyright 2013 Ben Longbons <b.r.longbons@gmail.com>
+#
+#   This file is part of attoconf.
+#
+#   attoconf is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   attoconf is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with attoconf.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import print_function, division, absolute_import
+
+import unittest
+
+from attoconf.version import require_version, string as version_string
+
+class TestVersion(unittest.TestCase):
+    def test_parse(self):
+        # don't do this
+        name, version, dist = version_string.split(' ', 2)
+        self.assertEqual(name, 'attoconf')
+        major, minor, patch = [int(x) for x in version.split('.')]
+        assert dist.startswith('(')
+        assert dist.endswith(')')
+        dist = dist[1:-1]
+        assert '(' not in dist
+        assert ')' not in dist
+        assert '\n' not in dist
+        from attoconf._version import distributor
+        self.assertEqual(dist, distributor)
+
+    def test_check(self):
+        from attoconf._version import major, minor, patch
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor - 1, patch - 1)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor - 1, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor - 1, patch + 1)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor + 0, patch - 1)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor + 0, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor + 0, patch + 1)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor + 1, patch - 1)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor + 1, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major - 1, minor + 1, patch + 1)
+        if 1:
+            require_version(major + 0, minor - 1, patch - 1)
+        if 1:
+            require_version(major + 0, minor - 1, patch + 0)
+        if 1:
+            require_version(major + 0, minor - 1, patch + 1)
+        if 1:
+            require_version(major + 0, minor + 0, patch - 1)
+        if 1:
+            require_version(major + 0, minor + 0, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major + 0, minor + 0, patch + 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 0, minor + 1, patch - 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 0, minor + 1, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major + 0, minor + 1, patch + 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor - 1, patch - 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor - 1, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor - 1, patch + 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor + 0, patch - 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor + 0, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor + 0, patch + 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor + 1, patch - 1)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor + 1, patch + 0)
+        with self.assertRaises(SystemExit):
+            require_version(major + 1, minor + 1, patch + 1)