def assert(file = __FILE__, line = __LINE__, &block)
def context(description, file = __FILE__, line = __LINE__, &block)
def describe(description, file = __FILE__, line = __LINE__, &block)
def fail(msg, file = __FILE__, line = __LINE__)
def it(description, file = __FILE__, line = __LINE__, &block)
def pending(description, file = __FILE__, line = __LINE__, &block)