mwparserfromhell/tests/test_parameter.py

#
# Copyright (C) 2012-2016 Ben Kurtovic <ben.kurtovic@gmail.com>
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import pytest

from mwparserfromhell.nodes.extras import Parameter

from ._test_tree_equality import TreeEqualityTestCase, wrap, wraptext

class TestParameter(TreeEqualityTestCase):
    """Test cases for the Parameter node extra."""

    def test_unicode(self):
        """test Parameter.__unicode__()"""
        node = Parameter(wraptext("1"), wraptext("foo"), showkey=False)
        assert "foo" == str(node)
        node2 = Parameter(wraptext("foo"), wraptext("bar"))
        assert "foo=bar" == str(node2)

    def test_name(self):
        """test getter/setter for the name attribute"""
        name1 = wraptext("1")
        name2 = wraptext("foobar")
        node1 = Parameter(name1, wraptext("foobar"), showkey=False)
        node2 = Parameter(name2, wraptext("baz"))
        assert name1 is node1.name
        assert name2 is node2.name
        node1.name = "héhehé"
        node2.name = "héhehé"
        self.assertWikicodeEqual(wraptext("héhehé"), node1.name)
        self.assertWikicodeEqual(wraptext("héhehé"), node2.name)

    def test_value(self):
        """test getter/setter for the value attribute"""
        value = wraptext("bar")
        node = Parameter(wraptext("foo"), value)
        assert value is node.value
        node.value = "héhehé"
        self.assertWikicodeEqual(wraptext("héhehé"), node.value)

    def test_showkey(self):
        """test getter/setter for the showkey attribute"""
        node1 = Parameter(wraptext("1"), wraptext("foo"), showkey=False)
        node2 = Parameter(wraptext("foo"), wraptext("bar"))
        assert node1.showkey is False
        assert node2.showkey is True
        node1.showkey = True
        assert node1.showkey is True
        node1.showkey = ""
        assert node1.showkey is False
        with pytest.raises(ValueError):
            node2.__setattr__("showkey", False)