def test_text_unsupported_op():
with pytest.raises(ValueError):
patch(
'A\nB',
{
'D': [{
'I': [0, 2, 0, 1]
}, {
'Z': 'A'
}, {
'R': 'B'
}],
'E': ''
},
)
def test_text_removing_line_mismatsh():
with pytest.raises(ValueError):
patch(
'\nB',
{
'D': [{
'I': [0, 2, 0, 1]
}, {
'U': ''
}, {
'R': 'A'
}],
'E': ''
},
)
def test_text_unchanged_line_mismatsh():
with pytest.raises(ValueError):
patch(
'A\nB',
{
'D': [{
'I': [0, 2, 0, 1]
}, {
'U': 'Z'
}, {
'R': 'B'
}],
'E': ''
},
)
def test_patch_without_diff_method():
a = Custom(value={'old': 0})
b = Custom(value={'new': 1})
diff_ = diff(a, b)
a = patch(a, diff_, patch_method='__patch__')
assert isinstance(a, Custom)
assert {'new': 1} == a.value
def test_patch_with_diff_method():
a = Custom(value=0)
b = Custom(value=1)
diff_ = diff(a, b, diff_method='__diff__')
a = patch(a, diff_, patch_method='__patch__')
assert isinstance(a, Custom)
assert 1 == a.value
def test_patch(name):
diff = TESTS[name]['diff']
target = TESTS[name]['a']
try:
expected = TESTS[name]['patched']
except KeyError:
expected = TESTS[name]['b']
assert expected == patch(target, diff)
def test_patch(name):
target = TESTS[name]['a']
try:
expected = TESTS[name]['patched']
except KeyError:
expected = TESTS[name]['b']
got = patch(target, TESTS[name]['diff'])
assert not diff(expected, got, U=False)
def test_unsupported_patch_type():
class Foo(object):
pass
with pytest.raises(NotImplementedError):
patch(None, {'D': Foo()})
def test_type_mismatch():
with pytest.raises(AttributeError):
patch({}, {'D': [{'A': 1}]})
def test_incorrect_diff_format():
with pytest.raises(ValueError):
patch({}, {'garbage': 'passed'})
def test_incorrect_diff_type():
with pytest.raises(TypeError):
patch(None, None)
