############################################################################## # # Copyright (c) 2001, 2002 Zope Foundation and Contributors. # All Rights Reserved. # # This software is subject to the provisions of the Zope Public License, # Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution. # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS # FOR A PARTICULAR PURPOSE. # ############################################################################## """Test Browser Widget """ import unittest from zope.component.testing import PlacelessSetup from zope.interface import Interface, implementer from zope.publisher.browser import TestRequest from zope.schema import Text, Int from doctest import DocTestSuite from zope.formlib.widget import SimpleInputWidget from zope.formlib.interfaces import ConversionError from zope.formlib.interfaces import WidgetInputError, MissingInputError from zope.formlib.tests import support class BrowserWidgetTest(PlacelessSetup, support.VerifyResults, unittest.TestCase): _FieldFactory = Text _WidgetFactory = None def setUpContent(self, desc=u'', title=u'Foo Title'): field = self._FieldFactory( __name__='foo', title=title, description=desc) class ITestContent(Interface): foo = field @implementer(ITestContent) class TestObject: pass self.content = TestObject() field = ITestContent['foo'] field = field.bind(self.content) request = TestRequest(HTTP_ACCEPT_LANGUAGE='ru') request.form['field.foo'] = u'Foo Value' self._widget = self._WidgetFactory(field, request) def setUp(self): super(BrowserWidgetTest, self).setUp() self.setUpContent() class SimpleInputWidgetTest(BrowserWidgetTest): _WidgetFactory = SimpleInputWidget def test_required(self): # widget required defaults to its context required self.assertTrue(self._widget.required) self.assertTrue(self._widget.context.required) # changing widget context required has no effect on widget required self._widget.context.required = False self.assertTrue(self._widget.required) self.assertTrue(not self._widget.context.required) def test_hasInput(self): self.assertTrue(self._widget.hasInput()) del self._widget.request.form['field.foo'] self.assertFalse(self._widget.hasInput()) def testProperties(self): self.assertEqual(self._widget.tag, 'input') self.assertEqual(self._widget.type, 'text') self.assertEqual(self._widget.cssClass, '') self.assertEqual(self._widget.extra, '') def testRender(self, value=None, check_list=None): if value is None: value = 'Foo Value' if check_list is None: check_list = ('type="text"', 'id="field.foo"', 'name="field.foo"', 'value="Foo Value"') self._widget.setRenderedValue(value) self.verifyResult(self._widget(), check_list) check_list = ('type="hidden"',) + check_list[1:] self.verifyResult(self._widget.hidden(), check_list) check_list = ('type="hidden"', 'style="color: red"') + check_list[1:] self._widget.extra = 'style="color: red"' self.verifyResult(self._widget.hidden(), check_list) def testLabel(self): self.setUpContent(title=u'Foo:') self.assertEqual(self._widget.label, u'Foo:') def testHint(self): self.setUpContent(desc=u'Foo Description') self.assertEqual(self._widget.hint, u'Foo Description') class TestWidget(SimpleInputWidget): def _toFieldValue(self, v): if v == u'barf!': raise ConversionError('ralph') return v or None class Test(BrowserWidgetTest): _WidgetFactory = TestWidget def test_getFormValue(self): class W(SimpleInputWidget): def _toFieldValue(self, v): return u'X' + (v or '') def _toFormValue(self, v): return v and v[1:] or '' field = Text(__name__ = 'foo', title = u"Foo Title") request = TestRequest() w = W(field, request) self.assertEqual(w._getFormValue(), '') request.form['field.foo'] = 'val' self.assertEqual(w._getFormValue(), 'val') w.setRenderedValue('Xfoo') self.assertEqual(w._getFormValue(), 'foo') def test_hasValidInput(self): self.assertEqual(self._widget.getInputValue(), u'Foo Value') self._widget.request.form['field.foo'] = (1, 2) self.assertFalse(self._widget.hasValidInput()) self._widget.request.form['field.foo'] = u'barf!' self.assertFalse(self._widget.hasValidInput()) del self._widget.request.form['field.foo'] self._widget.context.required = True self.assertFalse(self._widget.hasValidInput()) self._widget.context.required = False self._widget.request.form['field.foo'] = u'' self.assertTrue(self._widget.hasValidInput()) def test_getInputValue(self): self.assertEqual(self._widget.getInputValue(), u'Foo Value') self._widget.request.form['field.foo'] = (1, 2) self.assertRaises(WidgetInputError, self._widget.getInputValue) self._widget.request.form['field.foo'] = u'barf!' self.assertRaises(ConversionError, self._widget.getInputValue) del self._widget.request.form['field.foo'] self._widget.context.required = True self.assertRaises(MissingInputError, self._widget.getInputValue) self._widget.context.required = False self._widget.request.form['field.foo'] = u'' self.assertEqual(self._widget.getInputValue(), None) def test_applyChanges(self): self.assertEqual(self._widget.applyChanges(self.content), True) def test_hasInput(self): self.assertTrue(self._widget.hasInput()) del self._widget.request.form['field.foo'] self.assertFalse(self._widget.hasInput()) self._widget.request.form['field.foo'] = u'foo' self.assertTrue(self._widget.hasInput()) # widget has input, even if input is an empty string self._widget.request.form['field.foo'] = u'' self.assertTrue(self._widget.hasInput()) def test_getFormValue_w_default(self): field = Text(__name__ = 'foo', title = u"Foo Title", default=u"def") request = TestRequest() widget = self._WidgetFactory(field, request) self.assertEqual(widget._getFormValue(), u'def') def test_getFormValue_preserves_errors(self): field = Int(__name__ = 'foo', title = u"Foo Title", default=42) request = TestRequest() widget = self._WidgetFactory(field, request) # Sometimes you want to set a custom error on a widget. widget._error = 'my error' # _getFormValue shouldn't replace it. request.form['field.foo'] = u'barf!' widget._getFormValue() self.assertEqual(widget._error, 'my error') # _getFormValue shouldn't clear it either request.form['field.foo'] = 33 widget._getFormValue() self.assertEqual(widget._error, 'my error') def test_suite(): suite = unittest.TestSuite() suite.addTest(unittest.makeSuite(Test)) suite.addTest(DocTestSuite("zope.formlib.widget", checker=support.checker)) return suite if __name__ == '__main__': unittest.main(defaultTest='test_suite')