def test_inject_before():
'''Test that inject_before injects code on the line before the node.'''
q = project_query(TEST_PROJECT_PATH).flatten().assignments()
node_at_start = q.path_contains('ONE_LINER')[0]
change = node_at_start.change.inject_before('foobar = "baz"\n')
assert_in("+foobar = \"baz\"\n ONE_LINER = 'foobar'", str(change))
node_at_end = q.path_contains('BASE_PAY')[0]
change = node_at_end.change.inject_before('foobar = "baz"\n')
assert_in("+foobar = \"baz\"\n BASE_PAY = 100", str(change))
def test_change_value():
'''Test that we can take a AssignmentNode and overwrite its current body with
code generated from a new python value.'''
q = project_query(TEST_PROJECT_PATH)
setting_node = q.flatten().assignments().path_contains('MULTILINE_SETTING')[0]
change = setting_node.change.value(42)
assert_equal(change.new_text, '42')
change = setting_node.change.value([42])
assert_equal(change.new_text, '[\n 42\n]')
def test_change_value():
'''Test that we can take a AssignmentNode and overwrite its current body with
code generated from a new python value.'''
q = project_query(TEST_PROJECT_PATH)
setting_node = q.flatten().assignments().path_contains(
'MULTILINE_SETTING')[0]
change = setting_node.change.value(42)
assert_equal(change.new_text, '42')
change = setting_node.change.value([42])
assert_equal(change.new_text, '[\n 42\n]')
def test_inject_before():
'''Test that inject_before injects code on the line before the node.'''
q = project_query(TEST_PROJECT_PATH).flatten().assignments()
node_at_start = q.path_contains('ONE_LINER')[0]
change = node_at_start.change.inject_before('foobar = "baz"\n')
assert_in(
"+foobar = \"baz\"\n ONE_LINER = 'foobar'",
str(change))
node_at_end = q.path_contains('BASE_PAY')[0]
change = node_at_end.change.inject_before('foobar = "baz"\n')
assert_in(
"+foobar = \"baz\"\n BASE_PAY = 100",
str(change))