##############################################################################
#
# Copyright (c) 2001, 2002 Zope Corporation 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.
#
##############################################################################
"""Int Widget Functional Tests

$Id: test_intwidget.py 37424 2005-07-26 01:26:35Z philikon $
"""
import unittest
from persistent import Persistent
import transaction

from support import *

from zope.interface import Interface
from zope.interface import implements

from zope.schema import Int, Choice

from zope.app.traversing.api import traverse

from zope.app.tests.functional import BrowserTestCase


class IIntTest(Interface):

    i1 = Int(
        required=True,
        min=1,
        max=10)

    i2 = Int(
        required=False)

    i3 = Choice(
        required=False,
        values=(0, 1, 2, 3, 5, 7, 11),
        missing_value=0)

registerEditForm(IIntTest)


class IIntTest2(Interface):
    """Used to test an unusual care where missing_value is -1 and
    not in allowed_values."""

    i1 = Choice(
        required=False,
        missing_value=-1,
        values=(10, 20, 30))

registerEditForm(IIntTest2)


class IntTest(Persistent):

    implements(IIntTest)

    def __init__(self):
        self.i1 = None
        self.i2 = 1
        self.i3 = 2

defineSecurity(IntTest, IIntTest)


class IntTest2(Persistent):

    implements(IIntTest2)

    def __init__(self):
        self.i1 = 10

defineSecurity(IntTest2, IIntTest2)


class Test(BrowserTestCase):


    def test_display_editform(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # display edit view
        response = self.publish('/test/edit.html')
        self.assertEqual(response.getStatus(), 200)

        # i1 and i2 should be displayed in text fields
        self.assert_(patternExists(
            '<input .* name="field.i1".* value="".*>', response.getBody()))
        self.assert_(patternExists(
            '<input .* name="field.i2".* value="1".*>', response.getBody()))

        # i3 should be in a dropdown
        self.assert_(patternExists(
            '<select .*name="field.i3".*>', response.getBody()))
        self.assert_(patternExists(
            '<option selected="selected" value="2">2</option>',
            response.getBody()))


    def test_submit_editform(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # submit edit view
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i1' : '1',
            'field.i2' : '2',
            'field.i3' : '3' })
        self.assertEqual(response.getStatus(), 200)
        self.assert_(updatedMsgExists(response.getBody()))

        # check new values in object
        object = traverse(self.getRootFolder(), 'test')
        self.assertEqual(object.i1, 1)
        self.assertEqual(object.i2, 2)
        self.assertEqual(object.i3, 3)


    def test_missing_value(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # submit missing values for i2 and i3
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i1' : '1',
            'field.i2' : '',
            'field.i3-empty-marker' : '' })
        self.assertEqual(response.getStatus(), 200)
        self.assert_(updatedMsgExists(response.getBody()))

        # check new values in object
        object = traverse(self.getRootFolder(), 'test')
        self.assertEqual(object.i1, 1)
        self.assertEqual(object.i2, None) # None is default missing_value
        self.assertEqual(object.i3, 0)  # 0 is from i3.missing_value=0


    def test_alternative_missing_value(self):
        """Tests the addition of an empty value at the top of the dropdown
        that, when selected, updates the field with field.missing_value.
        """

        self.getRootFolder()['test'] = IntTest2() # note alt. class
        transaction.commit()

        # display edit form
        response = self.publish('/test/edit.html')
        self.assertEqual(response.getStatus(), 200)

        # confirm that i1 is has a blank item at top with value=""
        self.assert_(patternExists(
            '<select name="field.i1" .*>', response.getBody()))
        self.assert_(patternExists(
            '<option value="">.*</option>', response.getBody()))
        self.assert_(patternExists(
            '<option selected="selected" value="10">10</option>',
            response.getBody()))

        # submit form as if top item is selected
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i1-empty-marker' : '1'})

        self.assertEqual(response.getStatus(), 200)
        self.assert_(updatedMsgExists(response.getBody()))

        # confirm new value is -1 -- i1.missing_value
        object = traverse(self.getRootFolder(), 'test')
        self.assertEqual(object.i1, -1)


    def test_required_validation(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # submit missing values for required field i1
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i1' : '',
            'field.i2' : '',
            'field.i3' : '' })
        self.assertEqual(response.getStatus(), 200)

        # confirm error msgs
        self.assert_(missingInputErrorExists('i1', response.getBody()))
        self.assert_(not missingInputErrorExists('i2', response.getBody()))
        self.assert_(not missingInputErrorExists('i3', response.getBody()))


    def test_invalid_allowed_value(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # submit a value for i3 that isn't allowed
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i3' : '12' })
        self.assertEqual(response.getStatus(), 200)
        self.assert_(invalidValueErrorExists('i3', response.getBody()))


    def test_min_max_validation(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # submit value for i1 that is too low
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i1' : '-1' })
        self.assertEqual(response.getStatus(), 200)
        self.assert_(validationErrorExists('i1', 'Value is too small',
            response.getBody()))

        # submit value for i1 that is too high
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i1' : '11' })
        self.assertEqual(response.getStatus(), 200)
        self.assert_(validationErrorExists('i1', 'Value is too big',
            response.getBody()))


    def test_omitted_value(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # confirm default values
        object = traverse(self.getRootFolder(), 'test')
        self.assert_(object.i1 is None)
        self.assertEqual(object.i2, 1)
        self.assertEqual(object.i3, 2)

        # submit change with only i2 present -- note that required
        # field i1 is omitted, which should not cause a validation error
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i2' : '' })
        self.assertEqual(response.getStatus(), 200)
        self.assert_(updatedMsgExists(response.getBody()))

        # check new value in object
        object = traverse(self.getRootFolder(), 'test')
        self.assert_(object.i1 is None)
        self.assert_(object.i2 is None)
        self.assertEqual(object.i3, 2)


    def test_conversion(self):
        self.getRootFolder()['test'] = IntTest()
        transaction.commit()

        # submit value for i1 that cannot be convert to an int
        response = self.publish('/test/edit.html', form={
            'UPDATE_SUBMIT' : '',
            'field.i1' : 'foo' })
        self.assertEqual(response.getStatus(), 200)
        self.assert_(validationErrorExists('i1', 'Invalid integer data',
                                           response.getBody()))


def test_suite():
    suite = unittest.TestSuite()
    suite.addTest(unittest.makeSuite(Test))
    return suite

if __name__=='__main__':
    unittest.main(defaultTest='test_suite')
