[svn r62211] merge 60797:HEAD of pytestplugin branch:

this merge contains:

* a new plugin architecture
* a pluginized pytest core
* many pytest related refactorings
* refactorings/streamlining of pytest's own tests

--HG--
branch : trunk

py/test/testing/test_parseopt.py

@@ -0,0 +1,90 @@
+import py
+from py.__.test import parseopt 
+
+pytest_plugins = 'pytest_iocapture'
+
+class TestParser:
+    def test_init(self, stdcapture):
+        parser = parseopt.Parser(usage="xyz")
+        py.test.raises(SystemExit, 'parser.parse(["-h"])')
+        out, err = stdcapture.reset()
+        assert out.find("xyz") != -1
+
+    def test_group_add_and_get(self):
+        parser = parseopt.Parser()
+        group = parser.addgroup("hello", description="desc")
+        assert group.name == "hello"
+        assert group.description == "desc"
+        py.test.raises(ValueError, parser.addgroup, "hello")
+        group2 = parser.getgroup("hello")
+        assert group2 is group
+        py.test.raises(ValueError, parser.getgroup, 'something')
+
+    def test_group_addoption(self):
+        group = parseopt.OptionGroup("hello")
+        group.addoption("--option1", action="store_true")
+        assert len(group.options) == 1
+        assert isinstance(group.options[0], py.compat.optparse.Option)
+
+    def test_group_shortopt_lowercase(self):
+        parser = parseopt.Parser()
+        group = parser.addgroup("hello")
+        py.test.raises(ValueError, """
+            group.addoption("-x", action="store_true")
+        """)
+        assert len(group.options) == 0
+        group._addoption("-x", action="store_true")
+        assert len(group.options) == 1
+
+    def test_parser_addoption(self):
+        parser = parseopt.Parser()
+        group = parser.getgroup("misc")
+        assert len(group.options) == 0
+        group.addoption("--option1", action="store_true")
+        assert len(group.options) == 1
+
+    def test_parse(self):
+        parser = parseopt.Parser()
+        parser.addoption("--hello", dest="hello", action="store")
+        option, args = parser.parse(['--hello', 'world'])
+        assert option.hello == "world"
+        assert not args
+
+    def test_parse(self):
+        parser = parseopt.Parser()
+        option, args = parser.parse([py.path.local()])
+        assert args[0] == py.path.local()
+
+    def test_parse_will_set_default(self):
+        parser = parseopt.Parser()
+        parser.addoption("--hello", dest="hello", default="x", action="store")
+        option, args = parser.parse([])
+        assert option.hello == "x"
+        del option.hello
+        args = parser.parse_setoption([], option)
+        assert option.hello == "x"
+
+    def test_parse_setoption(self):
+        parser = parseopt.Parser()
+        parser.addoption("--hello", dest="hello", action="store")
+        parser.addoption("--world", dest="world", default=42)
+        class A: pass
+        option = A()
+        args = parser.parse_setoption(['--hello', 'world'], option)
+        assert option.hello == "world"
+        assert option.world == 42
+        assert not args
+
+    def test_parse_defaultgetter(self):
+        def defaultget(option):
+            if option.type == "int":
+                option.default = 42
+            elif option.type == "string":
+                option.default = "world"
+        parser = parseopt.Parser(processopt=defaultget)
+        parser.addoption("--this", dest="this", type="int", action="store")
+        parser.addoption("--hello", dest="hello", type="string", action="store")
+        parser.addoption("--no", dest="no", action="store_true")
+        option, args = parser.parse([])
+        assert option.hello == "world"
+        assert option.this == 42