def setUp(self):
     self.f = SnappedLineStringField()
     self.wktgeom = ('LINESTRING(-0.77054223313507 -5.32573853776343,'
                     '-0.168053647782867 -4.66595028627023)')
     self.geojson = ('{"type":"LineString","coordinates":['
                     ' [-0.77054223313507,-5.32573853776343],'
                     ' [-0.168053647782867,-4.66595028627023]]}')
class FieldsTest(TestCase):
    def setUp(self):
        self.f = SnappedLineStringField()
        self.wktgeom = ('LINESTRING(-0.77054223313507 -5.32573853776343,'
                        '-0.168053647782867 -4.66595028627023)')
        self.geojson = ('{"type":"LineString","coordinates":['
                        ' [-0.77054223313507,-5.32573853776343],'
                        ' [-0.168053647782867,-4.66595028627023]]}')

    def test_dict_with_geom_is_mandatory(self):
        self.assertRaises(ValidationError, self.f.clean,
                          ('LINESTRING(0 0, 1 0)', ))
        self.assertRaises(ValidationError, self.f.clean,
                          ('{"geo": "LINESTRING(0 0, 1 0)"}', ))

    def test_snaplist_is_mandatory(self):
        self.assertRaises(ValidationError, self.f.clean,
                          ('{"geom": "LINESTRING(0 0, 1 0)"}', ))

    def test_snaplist_must_have_same_number_of_vertices(self):
        self.assertRaises(
            ValidationError, self.f.clean,
            ('{"geom": "LINESTRING(0 0, 1 0)", "snap": [null]}', ))

    def test_geom_cannot_be_invalid_wkt(self):
        self.assertRaises(ValidationError, self.f.clean,
                          ('{"geom": "LINEPPRING(0 0, 1 0)", '
                           '"snap": [null, null]}', ))

    def test_geom_can_be_geojson(self):
        geojsonstr = self.geojson.replace('"', '\\"')
        geom = self.f.clean('{"geom": "%s", '
                            ' "snap": [null, null]}' % geojsonstr)
        self.assertTrue(
            geom.equals_exact(
                LineString((100000, 100000), (200000, 200000),
                           srid=settings.SRID), 0.1))

    def test_geom_is_not_snapped_if_snap_is_null(self):
        value = '{"geom": "%s", "snap": [null, null]}' % self.wktgeom
        self.assertTrue(
            self.f.clean(value).equals_exact(
                LineString((100000, 100000), (200000, 200000),
                           srid=settings.SRID), 0.1))

    def test_geom_is_snapped_if_path_pk_is_provided(self):
        path = PathFactory.create()
        value = '{"geom": "%s", "snap": [null, %s]}' % (self.wktgeom, path.pk)
        self.assertTrue(
            self.f.clean(value).equals_exact(
                LineString((100000, 100000), (2, 2), srid=settings.SRID), 0.1))
Beispiel #3
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    def test_snappedlinestring(self):
        f = SnappedLineStringField()

        self.assertRaises(ValidationError, f.clean, ('LINESTRING(0 0, 1 0)',))
        self.assertRaises(ValidationError, f.clean, ('{"geom": "LINESTRING(0 0, 1 0)"}',))
        self.assertRaises(ValidationError, f.clean, ('{"geom": "LINESTRING(0 0, 1 0)", "snap": [null]}',))
        self.assertRaises(ValidationError, f.clean, ('{"geom": "LINEPPRING(0 0, 1 0)", "snap": [null, null]}',))

        value = '{"geom": "LINESTRING(-0.77054223313507 -5.32573853776343,-0.168053647782867 -4.66595028627023)", "snap": [null, null]}'
        self.assertTrue(f.clean(value).equals_exact(LineString((100000, 100000), (200000, 200000), srid=settings.SRID), 0.1))

        path = PathFactory.create()
        value = '{"geom": "LINESTRING(-0.77054223313507 -5.32573853776343,-0.168053647782867 -4.66595028627023)", "snap": [null, %s]}' % path.pk
        self.assertTrue(f.clean(value).equals_exact(LineString((100000, 100000), (2, 2), srid=settings.SRID), 0.1))
Beispiel #4
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class SnappedLineStringFieldTest(TestCase):
    def setUp(self):
        self.f = SnappedLineStringField()
        self.wktgeom = ('LINESTRING(-0.77054223313507 -5.32573853776343,'
                        '-0.168053647782867 -4.66595028627023)')
        self.geojson = ('{"type":"LineString","coordinates":['
                        ' [-0.77054223313507,-5.32573853776343],'
                        ' [-0.168053647782867,-4.66595028627023]]}')

    def test_dict_with_geom_is_mandatory(self):
        self.assertRaises(ValidationError, self.f.clean,
                          'LINESTRING(0 0, 1 0)')
        self.assertRaises(ValidationError, self.f.clean,
                          '{"geo": "LINESTRING(0 0, 1 0)"}')

    def test_snaplist_is_mandatory(self):
        self.assertRaises(ValidationError, self.f.clean,
                          '{"geom": "LINESTRING(0 0, 1 0)"}')

    def test_snaplist_must_have_same_number_of_vertices(self):
        self.assertRaises(ValidationError, self.f.clean,
                          '{"geom": "LINESTRING(0 0, 1 0)", "snap": [null]}')

    def test_geom_cannot_be_invalid_wkt(self):
        self.assertRaises(ValidationError, self.f.clean,
                          '{"geom": "LINEPPRING(0 0, 1 0)", '
                          '"snap": [null, null]}')

    def test_geom_can_be_geojson(self):
        geojsonstr = self.geojson.replace('"', '\\"')
        geom = self.f.clean('{"geom": "%s", '
                            ' "snap": [null, null]}' % geojsonstr)
        self.assertTrue(geom.equals_exact(
            LineString((100000, 100000), (200000, 200000),
                       srid=settings.SRID), 0.1))

    def test_geom_is_not_snapped_if_snap_is_null(self):
        value = '{"geom": "%s", "snap": [null, null]}' % self.wktgeom
        self.assertTrue(self.f.clean(value).equals_exact(
            LineString((100000, 100000), (200000, 200000),
                       srid=settings.SRID), 0.1))

    def test_geom_is_snapped_if_path_pk_is_provided(self):
        path = PathFactory.create()
        value = '{"geom": "%s", "snap": [null, %s]}' % (self.wktgeom, path.pk)
        self.assertTrue(self.f.clean(value).equals_exact(
            LineString((100000, 100000), (700000, 6600000),
                       srid=settings.SRID), 0.1))
Beispiel #5
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 def setUp(self):
     self.f = SnappedLineStringField()
     self.wktgeom = ('LINESTRING(-0.77054223313507 -5.32573853776343,'
                     '-0.168053647782867 -4.66595028627023)')
     self.geojson = ('{"type":"LineString","coordinates":['
                     ' [-0.77054223313507,-5.32573853776343],'
                     ' [-0.168053647782867,-4.66595028627023]]}')
Beispiel #6
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class PathForm(CommonForm):
    geom = SnappedLineStringField()

    reverse_geom = forms.BooleanField(required=False,
                                      label=_("Reverse path"),
                                      help_text=_("The path will be reversed once saved"))

    geomfields = ['geom']

    class Meta(CommonForm.Meta):
        model = Path
        fields = CommonForm.Meta.fields + \
            ['structure', 'name', 'stake', 'comfort', 'departure', 'arrival', 'comments',
             'source', 'networks', 'usages', 'valid', 'draft', 'reverse_geom', 'geom']

    def __init__(self, *args, **kwargs):
        super(PathForm, self).__init__(*args, **kwargs)
        if self.instance.pk:
            if not self.instance.draft:
                # Prevent to set a path as draft again (it could be used by a topology)
                del self.fields['draft']
            if not self.user.has_perm('core.change_path'):
                del self.fields['draft']
        else:
            if not self.user.has_perm('core.add_draft_path') or not self.user.has_perm('core.add_path'):
                del self.fields['draft']
        self.fields['geom'].label = ''

    def clean_geom(self):
        pk = self.instance.pk if self.instance and self.instance.pk else -1
        geom = self.cleaned_data['geom']
        if geom is None:
            raise forms.ValidationError(_("Invalid snapped geometry."))
        if not geom.simple:
            raise forms.ValidationError(_("Geometry is not simple."))
        if not PathHelper.disjoint(geom, pk):
            raise forms.ValidationError(_("Geometry overlaps another."))
        return geom

    def save(self, commit=True):
        path = super(PathForm, self).save(commit=False)
        if not self.instance.pk:
            if self.user.has_perm('core.add_draft_path') and not self.user.has_perm('core.add_path'):
                path.draft = True
            if not self.user.has_perm('core.add_draft_path') and self.user.has_perm('core.add_path'):
                path.draft = False

        if self.cleaned_data.get('reverse_geom'):
            path.reverse()

        if commit:
            path.save()
            self.save_m2m()

        return path
Beispiel #7
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    def test_snappedlinestring(self):
        f = SnappedLineStringField()

        self.assertRaises(ValidationError, f.clean, ('LINESTRING(0 0, 1 0)', ))
        self.assertRaises(ValidationError, f.clean,
                          ('{"geom": "LINESTRING(0 0, 1 0)"}', ))
        self.assertRaises(
            ValidationError, f.clean,
            ('{"geom": "LINESTRING(0 0, 1 0)", "snap": [null]}', ))
        self.assertRaises(
            ValidationError, f.clean,
            ('{"geom": "LINEPPRING(0 0, 1 0)", "snap": [null, null]}', ))

        value = '{"geom": "LINESTRING(-0.77054223313507 -5.32573853776343,-0.168053647782867 -4.66595028627023)", "snap": [null, null]}'
        self.assertTrue(
            f.clean(value).equals_exact(
                LineString((100000, 100000), (200000, 200000),
                           srid=settings.SRID), 0.1))

        path = PathFactory.create()
        value = '{"geom": "LINESTRING(-0.77054223313507 -5.32573853776343,-0.168053647782867 -4.66595028627023)", "snap": [null, %s]}' % path.pk
        self.assertTrue(
            f.clean(value).equals_exact(
                LineString((100000, 100000), (2, 2), srid=settings.SRID), 0.1))